26th week of 2021 patent applcation highlights part 71 |
Patent application number | Title | Published |
20210202836 | MICROSWITCH AND ELECTRONIC DEVICE IN WHICH SAME IS USED - Provided is a microswitch including a first electrode, a second electrode, and a porous coordination polymer conductor, in which the porous coordination polymer conductor is represented by the following Formula (1), and a metal forming the first electrode and a metal forming the second electrode have different oxidation-reduction potentials, | 2021-07-01 |
20210202837 | PHASE-CHANGE MEMORY AND METHOD OF FORMING SAME - A device and a method of forming the same are provided. The device includes a substrate, a first dielectric layer over the substrate, a bottom electrode extending through the first dielectric layer, a first buffer layer over the bottom electrode, a phase-change layer over the first buffer layer, a top electrode over the phase-change layer, and a second dielectric layer over the first dielectric layer. The second dielectric layer surrounds the phase-change layer and the top electrode. A width of the top electrode is greater than a width of the bottom electrode. | 2021-07-01 |
20210202838 | RESISTANCE VARIABLE DEVICE - A resistance variable device of an embodiment includes a stack arranged between a first electrode and a second electrode and including a resistance variable layer and a chalcogen-containing layer. The chalcogen-containing layer contains a material having a composition represented by a general formula: C1 | 2021-07-01 |
20210202839 | STACKED STRUCTURE AND METHOD OF MANUFACTURING SAME, AND SEMICONDUCTOR DEVICE - [Problem]: The problem of the present invention is to provide a stacked structure excellent in stability of atomic arrangement, a method of manufacturing same, and a semiconductor device using the stacked structure. [Solution]: The stacked structure of the present invention is characterized in that it has an alloy layer A having germanium and tellurium as a main component and an alloy layer B having tellurium and either of antimony or bismuth as a main component, and at least either of the alloy layer A or the alloy layer B contains at least either of sulfur or selenium as a chalcogen atom. | 2021-07-01 |
20210202840 | VARIABLE RESISTANCE MEMORY DEVICE - A variable resistance memory device includes a variable resistance layer, a first conductive element, and a second conductive element. The variable resistance layer includes a first layer and a second layer. The first layer is formed of a first material. The second layer is on the first layer and formed of a second material having a density different from a density of the first material. The first conductive element and a second conductive element are located on the variable resistance layer and spaced apart from each other in order to form a current path in the variable resistance layer. The current path is in a direction perpendicular to a direction in which the first layer and the second layer are stacked. | 2021-07-01 |
20210202841 | PROTECTIVE SEALANT FOR CHALCOGENIDE MATERIAL AND METHODS FOR FORMING THE SAME - Techniques are described to form a liner to protect a material, such as a storage element material, from damage during subsequent operations or phases of a manufacturing process. The liner may be bonded to the material (e.g., a chalcogenide material) using a strong bond or a weak bond. In some cases, a sealant material may be deposited during an etching phase of the manufacturing process to prevent subsequent etching operations from damaging a material that has just been etched. | 2021-07-01 |
20210202842 | N-Doped Semiconducting Material Comprising Phosphine Oxide Matrix and Metal Dopant - The present invention relates to an electrically doped semiconducting material comprising at least one metallic element as n-dopant and at least one electron transport matrix compound comprising at least one phosphine oxide group, a process for its preparation, and an electronic device comprising the electrically doped semiconducting material. | 2021-07-01 |
20210202843 | NOVEL ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE - The present disclosure discloses a novel organic electroluminescent compound and an organic electroluminescent device, the novel organic electroluminescent compound having a structural formula as follows: | 2021-07-01 |
20210202844 | ORGANIC LIGHT-EMITTING DEVICE AND APPARATUS INCLUDING THE SAME - An organic light-emitting device in which a hole transport region includes a first hole transport stack, a second hole transport stack between the first hole transport stack and an emission layer, and an electron blocking layer between the second hole transport stack and the emission layer, wherein a HOMO energy level of the hole transport region satisfies a certain equations. The organic light-emitting devices according to embodiments of the present disclosure may have high efficiency and a long lifespan. | 2021-07-01 |
20210202845 | ORGANIC ELECTRIC ELEMENT, DISPLAY PANEL COMPRISING THE SAME AND DISPLAY DEVICE COMPRISING THE SAME - An organic electric element, a display panel, and a display device including the organic electric element are provided. The organic electric element includes a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they may have excellent efficiency or lifespan. | 2021-07-01 |
20210202846 | ORGANIC ELECTRIC ELEMENT, DISPLAY PANEL COMPRISING THE SAME AND DISPLAY DEVICE COMPRISING THE SAME - Provided are an organic electric element, a display panel and a display device having high efficiency or long life by including layers having excellent hole transport ability and carrier resistance. | 2021-07-01 |
20210202847 | ORGANIC ELECTRIC ELEMENT, DISPLAY PANEL COMPRISING THE SAME AND DISPLAY DEVICE COMPRISING THE SAME - Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they may have excellent efficiency or lifespan. | 2021-07-01 |
20210202848 | LIGHT-EMITTING DEVICE INCLUDING A PLURALITY OF ORGANIC ELECTROLUMINESCENT ELEMENTS - A light-emitting device includes a plurality of organic EL elements. Each of the organic EL elements includes a reflection electrode, a hole transport region, an electron-trapping luminescent layer, and a light extraction electrode in this order. The hole transport region has a sheet resistance of 4.0×10 | 2021-07-01 |
20210202849 | PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME - The present disclosure relates to a plurality of host materials comprising a first host material comprising a compound represented by formula 1, and a second host material comprising a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds as host materials, it is possible to provide an organic electroluminescent device having lower driving voltage, higher luminous efficiency, higher power efficiency, and/or better lifetime properties, compared to conventional organic electroluminescent devices. | 2021-07-01 |
20210202850 | COMPOUND, DISPLAY PANEL, AND DISPLAY APPARATUS - The present disclosure provides a boron-heterocyclic compound having a structure represented by Chemical Formula 1, in which L | 2021-07-01 |
20210202851 | ORGANIC LIGHT EMITTING ELEMENT, COMPOSITION AND MEMBRANE - An organic light-emitting device containing both a compound represented by the following general formula (1) and a compound represented by the following general formula (2) has a high light emission efficiency. The rings a to c each are a benzene ring that can be optionally condensed, R | 2021-07-01 |
20210202852 | THIN-FILM DEPOSITION MASK ASSEMBLY AND METHOD OF FABRICATING ORGANIC LIGHT-EMITTING DISPLAY PANEL USING SAME - Provided are a thin-film deposition mask assembly and a method of fabricating an organic light-emitting display panel using the same. A first mask includes a plurality of first openings disposed in odd columns and a plurality of second openings disposed in even columns. A single second opening disposed in an nth even column, among the plurality of second openings, is disposed between two first openings arranged in a first direction corresponding to row direction transverse to column direction and disposed in at least one column of (n−1)th and (n+1)th columns, among the plurality of first openings, where n is a natural number equal to or greater than 2. In some embodiments, the row direction and the column direction may be perpendicular to each other. The first mask is prevented from sagging. | 2021-07-01 |
20210202853 | DISPLAY APPARATUS - A display apparatus includes a display area, a non-display area surrounding the display area, and a bending area formed in at least one side of the non-display area. The display apparatus includes a first glass substrate including a first flat surface and a first rear surface opposite to the first flat surface, the first flat surface being overlapped with the display area, a second glass substrate including a second flat surface and a second rear surface opposite to the second flat surface, the second flat surface being overlapped with the non-display area adjacent to the bending area, a first mask member provided on the first rear surface, and a second mask member provided on the second rear surface. | 2021-07-01 |
20210202854 | VAPOR DEPOSITION METHOD - A vapor deposition method for depositing evaporated materials on a substrate using a mask includes arranging a mask frame and correcting a deflection of the mask frame in the direction of gravity after the mask frame is placed. The mask frame faces the substrate so that a first side is higher than a second side in a direction of gravity. The mask frame is provided with a mask and has the first side and the second side facing each other. | 2021-07-01 |
20210202855 | CELLULOSE NANOCRYSTAL SEMICONDUCTOR MATERIAL AND MANUFACTURING METHOD THEREOF - The present disclosure relates to a semiconductor material including a cellulose nanocrystal and a manufacturing method thereof. Particularly, according to the present disclosure, by attaching an electron withdrawing group or an electron donating group to the surface of the cellulose nanocrystal which is a nonconductor, holes or free electrons are formed in the cellulose nanocrystal, and the cellulose nanocrystal may be used as a semiconductor material. | 2021-07-01 |
20210202856 | POLYMER, ORGANIC SOLAR CELL COMPRISING POLYMER, PEROVSKITE SOLAR CELL COMPRISING POLYMER - The present invention relates to a polymer, an organic solar cell comprising the polymer, and a perovskite solar cell comprising the polymer. The polymer according to the present invention has excellent absorption ability for visible light and an energy level suitable for the use as an electron donor compound in a photo-active layer of the organic solar cell, thereby increasing the light conversion efficiency of the organic solar cell. In addition, the polymer according to the present invention has high hole mobility, and is used as a compound for a hole transport layer, and thus can improve efficiency and service life of the perovskite solar cell without an additive. | 2021-07-01 |
20210202857 | ORGANIC ELECTRIC ELEMENT, DISPLAY PANEL COMPRISING THE SAME AND DISPLAY DEVICE COMPRISING THE SAME - Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they can have excellent efficiency or lifespan. | 2021-07-01 |
20210202858 | ORGANIC ELECTRIC ELEMENT, DISPLAY PANEL COMPRISING THE SAME AND DISPLAY DEVICE COMPRISING THE SAME - Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they may have excellent efficiency or lifespan. | 2021-07-01 |
20210202859 | ORGANIC ELECTRIC ELEMENT, DISPLAY PANEL COMPRISING THE SAME AND DISPLAY DEVICE COMPRISING THE SAME - Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they may have excellent efficiency or lifespan. | 2021-07-01 |
20210202860 | ORGANIC ELECTRIC ELEMENT, DISPLAY PANEL COMPRISING THE SAME AND DISPLAY DEVICE COMPRISING THE SAME - Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer having a first compound and a second compound and a second layer having a third compound so that they may have excellent efficiency or lifespan. | 2021-07-01 |
20210202861 | ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device includes a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The emission layer includes a polycyclic compound represented by Formula 1 to thereby achieve high luminous efficiency: | 2021-07-01 |
20210202862 | Organic Compound for organic light emitting diode and an organic light emitting diode including the same with High efficiency - Disclosed are a compound for an organic light-emitting device, and an organic light-emitting diode comprising the same and exhibiting high efficiency. More particularly, the compound has a specific structure represented by Chemical Formula A or B and is used as a material for a hole injection layer or a hole transport layer in an organic light-emitting diode to confer high efficiency on the organic light-emitting diode. Chemical Formulas A and B are as defined in the description. | 2021-07-01 |
20210202863 | HETEROCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING ELEMENT COMPRISING SAME - The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same. | 2021-07-01 |
20210202864 | ORGANIC ELECTROLUMINESCENCE ELEMENT - An organic electroluminescent device having an anode, a cathode, and a light-emitting layer between the anode and the cathode, wherein the light-emitting layer contains at least a first organic compound, a second organic compound and a third organic compound satisfying the following formula (A), the second organic compound is a delayed fluorescent material, and the third organic compound is a light-emitting material, has a high light emission efficiency. Formula (A): E | 2021-07-01 |
20210202865 | CHALCOGEN-CONTAINING ORGANIC COMPOUND, ORGANIC SEMICONDUCTOR MATERIAL, ORGANIC SEMICONDUCTOR FILM, AND ORGANIC FIELD-EFFECT TRANSISTOR - Provided is a novel chalcogen-containing organic semiconductor compound having excellent carrier mobility. The compound is represented by Formula (1a) or (1b): [Chem. | 2021-07-01 |
20210202866 | Light-Emitting Element, Light-Emitting Device, Electronic Appliance, and Lighting Device - A light-emitting element which includes a plurality of light-emitting layers between a pair of electrodes and has low driving voltage and high emission efficiency is provided. A light-emitting element including first to third light-emitting layers between a cathode and an anode is provided. The first light-emitting layer includes a first phosphorescent material and a first electron-transport material; the second light-emitting layer includes a second phosphorescent material and a second electron-transport material; the third light-emitting layer includes a fluorescent material and a third electron-transport material; the first to third light-emitting elements are provided in contact with an electron-transport layer positioned on a cathode side; and a triplet excitation energy level of a material included in the electron-transport layer is lower than triplet excitation energy levels of the first electron-transport material and the second electron-transport material. | 2021-07-01 |
20210202867 | FLEX-TOLERANT STRUCTURE, AND DISPLAY PANEL USING SAME - A flex-tolerant structure includes a flexible and foldable substrate and traces on the substrate. Each trace includes a stretch-resistant layer and a metal layer covering the stretch-resistant layer, electrical flow can persist through these layers even if the traces are fractured. A display panel is also disclosed. | 2021-07-01 |
20210202868 | DISPLAY APPARATUS - A display apparatus includes a display area, a non-display area surrounding the display area, and a bending area formed in at least one side of the non-display area. The display apparatus includes a first glass substrate provided in the display area, a second glass substrate provided in the non-display area, and a flexible substrate provided to overlap the bending area. | 2021-07-01 |
20210202869 | QUANTUM DOT DEVICE AND QUANTUM DOTS - Quantum dots and electroluminescent devices including the same, wherein the quantum dots include a core including a first semiconductor nanocrystal including a zinc chalcogenide; and a shell disposed on the core, the shell including zinc, sulfur, and selenium, wherein the quantum dots have an average particle size of greater than 10 nm, wherein the quantum dots do not include cadmium, and wherein a photoluminescent peak of the quantum dots is present in a wavelength range of greater than or equal to about 430 nm and less than or equal to about 470 nm. | 2021-07-01 |
20210202870 | Infrared-Emitting Quantum Dots and Methods for Making Same - The disclosed technology includes an infrared-emitting quantum dot comprising a core comprising a first semiconductor material, a shell comprising a second semiconductor material, and a gradient interface between the core and the shell. The disclosed technology also includes methods of manufacturing the same. | 2021-07-01 |
20210202871 | ORGANIC ELECTRIC ELEMENT, DISPLAY PANEL COMPRISING THE SAME AND DISPLAY DEVICE COMPRISING THE SAME - Provided are an organic electric element, a display panel and a display device including the organic electric element. The organic electric element includes a specific compound and satisfies a specific general formula related to energy levels of the component compounds so that they can have excellent efficiency or lifespan. | 2021-07-01 |
20210202872 | ORGANIC ELECTRIC ELEMENT, DISPLAY PANEL COMPRISING THE SAME AND DISPLAY DEVICE COMPRISING THE SAME - An organic electric element, a display panel and a display device including the organic electric element are provided. The organic electric element includes a first electrode; a second electrode; and an organic layer positioned between the first electrode and the second electrode. The organic layer includes a first layer having a first compound and a second compound, and a emitting layer having a third compound. A specific general formula related to energy levels of the component compounds is satisfied so that they may have excellent efficiency or lifespan. | 2021-07-01 |
20210202873 | OLED DISPLAY SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME, DISPLAY DEVICE AND PACKAGING METHOD THEREOF - Disclosed is a method for manufacturing an OLED display substrate, including: providing an substrate; forming a first electrode layer on the substrate; forming an initial solid buffer layer with a material including a component having an azobenzene group on the first electrode layer; liquefying the initial solid buffer layer into a liquid buffer layer by irradiating it with ultraviolet light; curing the liquid buffer layer to obtain a final solid buffer layer by irradiating it with visible light, wherein the final solid buffer layer has a HOMO energy level between −6 eV and −4.5 eV and a LUMO energy level between −3 eV and −2 eV; forming a light emitting functional layer on the final solid buffer layer; and forming a second electrode layer on the light emitting functional layer. An OLED display substrate, a method for packaging a display device, and a display device are also provided. | 2021-07-01 |
20210202874 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND A METHOD OF MANUFACTURING THE SAME - An organic light-emitting display device includes: a substrate; a pixel electrode on the substrate; an auxiliary electrode spaced apart from the pixel electrode; a first insulating film between the pixel electrode and the auxiliary electrode and covering an end of the pixel electrode and an end of the auxiliary electrode; an intermediate layer on the pixel electrode and including an emission layer; an opposite electrode covering the intermediate layer and contacting the auxiliary electrode; and a passivation layer covering the opposite electrode. | 2021-07-01 |
20210202875 | ORGANIC LIGHT EMITTING DISPLAY DEVICE HAVING LAYER TO CONTROL CHARGE TRANSFER - An organic light emitting display device is discussed, which includes an anode on a substrate, a first hole transfer layer on the anode, a first emission layer on the first hole transfer layer, a first electron transfer layer on the first emission layer, an N-type charge generation layer on the first electron transfer layer, a second hole transfer layer on the N-type charge generation layer, a first emission control layer on the second hole transfer layer, an absolute value of a highest occupied molecular orbital (HOMO) energy level of the first emission control layer being greater than an absolute value of a HOMO energy level of the second hole transfer layer, a second emission layer on the first emission control layer, a second electron transfer layer on the second emission layer and a cathode on the second electron transfer layer. | 2021-07-01 |
20210202876 | ORGANIC LIGHT EMITTING DEVICE AND DISPLAY DEVICE USING THE SAME - Discussed is an organic light emitting device in which a light emitting layer includes a host and different kinds of dopants, the fluorescent dopant is formed of a material having energy level properties facilitating thermally activated delayed fluorescence (TADF), and thus energy is concentratedly transferred to the fluorescent dopant so as to increase luminous efficacy of a single color. | 2021-07-01 |
20210202877 | ORGANIC EL ELEMENT, ORGANIC EL DISPLAY PANEL, AND ORGANIC EL ELEMENT MANUFACTURING METHOD - An organic electroluminescence (EL) element including an anode, a first functional layer disposed on or above the anode, a light-emitting layer disposed on or above the first functional layer, a second functional layer disposed on or above the light-emitting layer, and a cathode disposed on or above the second functional layer. The first functional layer has at least one of a property of facilitating hole injection and a property of facilitating hole transportation. The light-emitting layer includes an organic light-emitting material doped with an electron donating material. The second functional layer includes a rare earth metal. | 2021-07-01 |
20210202878 | Display Panel and Display Device Using the Same - Disclosed are a display panel and a display device using the same. The display panel includes a semiconductor layer within a substrate and grounds electric charges entered from the outside through the semiconductor layer, thus protecting an array provided on the substrate and improving the reliability of the display device. | 2021-07-01 |
20210202879 | FOLDABLE DISPLAY DEVICE - A foldable display device includes a foldable display panel and a foldable cover window disposed on the foldable display panel. The foldable cover window includes a flexible film and a first hard coating layer located on the flexible film with the first hard coating layer including a base material in combination with a linker material. The base material is a siloxane-based resin and the linker material is one of: a urethane-acrylic-based linker, an acrylic-based linker, and an epoxy-based linker. | 2021-07-01 |
20210202880 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - The present disclosure relates to a display device, and more particularly, to a high-performance display device by which high transmittance is secured and efficiency is enhanced in a manner of using a mixture of an organic matter and an alkaline earth metal as a cathode and facilitating patterning. | 2021-07-01 |
20210202881 | DISPLAY APPARATUS - A display apparatus includes a display panel, a heat dissipation plate disposed on a rear surface of the display panel, and a guide holder disposed on a rear surface of the heat dissipation plate and configured such that a printed circuit board connected to the display panel is coupled to a rear surface of the heat dissipation plate. The guide holder is formed through double injection-molding such that at least a portion of the guide holder is formed of different materials. | 2021-07-01 |
20210202882 | ELECTROLUMINESCENT DISPLAY APPARATUS - An electroluminescent display device includes a substrate having a first sub pixel and a second sub pixel, an auxiliary layer provided on the substrate, wherein the auxiliary layer includes a first auxiliary layer configured to surround the periphery of the first sub pixel, and a second auxiliary layer configured to surround the periphery of the second sub pixel, a first electrode provided in each of the first sub pixel and the second sub pixel, an emission layer provided on the first electrode, and a second electrode provided on the emission layer, wherein the first electrode provided in the first sub pixel is connected with the first auxiliary layer, and the first electrode provided in the second sub pixel is connected with the second auxiliary layer. | 2021-07-01 |
20210202883 | DISPLAY SUBSTRATE, MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE - A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes: a base substrate; an anode structure, disposed on the base substrate; a light emitting layer, disposed on a side of the anode structure away from the base substrate; and a cathode layer, disposed on a side of the light emitting layer away from the base substrate, the anode structure includes a reflective layer and an inorganic layer disposed on a side of the reflective layer away from the base substrate, the cathode layer includes a transflective layer, and the inorganic layer is configured to adjust a distance between the reflective layer and the transflective layer. | 2021-07-01 |
20210202884 | LIGHT EMITTING LAYER STRUCTURE AND DISPLAY DEVICE - The present invention provides a light emitting layer structure and a display device, the light emitting layer structure includes a first charge injection layer disposed on the substrate and located in the pixel opening region; a metal reflective layer disposed on the first charge injection layer; the beneficial effects of the present invention is that in the light-emitting layer structure and display device of the present invention, the lengthwise direction of the metal reflective layer is longer than the lengthwise direction of the pixel opening region, can perform secondary irradiation to decompose the organic impurities remaining at the short arc-shape side and improve spreadability of the ink. | 2021-07-01 |
20210202885 | DISPLAY PANEL AND DISPLAY DEVICE - A display panel and a display device including the display panel are provided. The display panel includes first pixel units arranged in a first display area and second pixel units arranged in a second display area, a density of the first pixel units in the first display area is smaller than a density of the second pixel units in the second display area, each of the first pixel units includes a first anode comprising a first reflective metal layer and a first transparent conductive layer, the first reflective metal layer and the first transparent conductive layer are stacked on each other, and an area of the first reflective metal layer is smaller than an area of the first transparent conductive layer. | 2021-07-01 |
20210202886 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS - An organic light emitting display apparatus can include an insulating film disposed on a substrate, a first electrode disposed on the insulating film, an organic light emitting layer disposed on the first electrode, and a second electrode disposed on the organic light emitting layer, wherein the first electrode can be provided with a contact area that covers a contact hole passing through the insulating film, and a protrusion vertically protruded from an upper surface of the first electrode on a boundary surface of the contact hole. | 2021-07-01 |
20210202887 | DISPLAY DEVICE - An display device may include a substrate including an active area and an inactive area surrounding the active area, a plurality of thin film transistors disposed in the active area, each of the thin film transistor including a semiconductor layer and a first electrode, a light emitting elements disposed in the active area, each of the light emitting element including an anode electrode and an organic light emitting layer, a connection area and a peripheral area disposed in the inactive area, and a first reflective electrode disposed in the connection area. | 2021-07-01 |
20210202888 | ALUMINUM-BASED AMORPHOUS METAL PARTICLES, CONDUCTIVE INKS AND OLED CATHODE COMPRISING THE SAME, AND MANUFACTURING METHOD THEREOF - This application relates to an aluminum-based amorphous metal particles, a conductive Ink and OLED cathode including the aluminum-based amorphous metal particles, and a method of manufacturing the aluminum-based amorphous metal particles. In one aspect, the amorphous metal particles are represented by a formula Al | 2021-07-01 |
20210202889 | DISPLAY PANEL AND METHOD OF MANUFACTURING SAME - A display panel includes a substrate including an emission area and a non-emission area; an auxiliary electrode placed in the non-emission area, and supplied with power for driving the display panel; a protective layer placed on the auxiliary electrode; a contact hole penetrating through the protective layer, and exposing the auxiliary electrode; a connection electrode placed in such a manner as to be in contact with the auxiliary electrode within the contact hole; an electron auxiliary layer placed on the connection electrode; a cathode electrode placed on the electron auxiliary layer; and a protrusion formed protruding from the connection electrode, wherein the protrusion is formed in such a manner as to form a shade region on the connection electrode, and the cathode electrode is in contact with the connection electrode in the shade region. | 2021-07-01 |
20210202890 | DISPLAY DEVICE - A display device includes a first substrate and a second substrate at which a display area for displaying an image and a non-display area surrounding the display area are provided; a light-emitting diode in the display area on an inner surface of the first substrate and including an anode electrode, a light-emitting layer and a cathode electrode; and a piezoelectric element in the display area on an inner surface of the second substrate and including a first electrode, a piezoelectric layer and a second electrode, wherein the piezoelectric layer includes dichroic dyes. | 2021-07-01 |
20210202891 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - Disclosed is a display device configured such that a mixture of a transition metal and an organic material is used as a cathode, whereby the cathode exhibits low resistance, high transmittance, high reliability, and high performance in the state in which the cathode is thin. | 2021-07-01 |
20210202892 | DISPLAY DEVICE - The present disclosure provides a display device including a display panel, a main frame positioned behind the display panel, an inner plate positioned between the display panel and the main frame, a support plate mounted on a back surface of the display panel and facing the inner plate, and a coupling member for coupling the inner plate and the support plate, wherein the coupling member includes a first coupling member mounted on the support plate, and a second coupling member mounted on the inner plate and coupled to the first coupling member. | 2021-07-01 |
20210202893 | DISPLAY - The present invention provides a display, including: a panel including a bending area and two non-bending areas disposed on opposite sides of the bending area; and a first metal sheet and a second metal sheet respectively disposed on the two non-bending areas, wherein an end portion of at least one of the first metal sheet and the second metal sheet close to the bending area has a blunt structure. | 2021-07-01 |
20210202894 | DISPLAY PANEL - The present disclosure provides a display panel including a first substrate, pixels arranged on the first substrate and configured to define a display area, a second substrate facing the first substrate, an insulating layer on the first substrate and including an edge that is closer to the display area than an edge of the first substrate, a conductive layer on the insulating layer, and a sealing member between the first substrate and the second substrate and surrounding the display area. | 2021-07-01 |
20210202895 | ORGANIC LIGHT-EMITTING PANEL AND ORGANIC LIGHT-EMITTING DISPLAY DEVICE INCLUDING SAME - Provided are an organic light-emitting panel and an organic light-emitting display device including the same. In the organic light-emitting panel, a planarization layer has at least one contact holes in an active area, and first inclination of a first side surface of the planarization layer, located in the non-active area and closest to a dam, with respect to the top surface of the substrate is smaller than a second inclination of a second side surface of the planarization layer, surrounding the contact hole, with respect to the top surface of the substrate. Due to the gentle inclination of the first side surface of the planarization layer, each of the connector electrode, the bank, and the first encapsulation layer disposed on the first side surface of the planarization layer may also have a gentle inclination, such that the second encapsulation layer material having high flowability may flow along the top surface of the first encapsulation layer to cover the surfaces of the planarization layer and the bank in the non-active area. Accordingly, the encapsulation ability of the encapsulation member in a non-active area is improved. | 2021-07-01 |
20210202896 | DISPLAY DEVICE FOR PREVENTING SEPARATION OF BLACK MATRIX THEREFORM - An display device includes a cover window including a display area and an attaching area, at least one display panel in the display area of the cover window, a first black matrix in an edge area of the display area and the attaching area, a second black matrix in the attaching area over the first black matrix, and an adhesive on the second black matrix, wherein a first difference of coefficient of thermal expansion between the second black matrix and the adhesive is small than a second difference of coefficient of thermal expansion between the first black matrix and the adhesive. | 2021-07-01 |
20210202897 | INORGANIC PACKAGE FILM, MANUFACTURING METHOD THEREOF, MANUFACTURING METHOD OF OLED PACKAGE FILM, DISPLAY PANEL, AND DISPLAY DEVICE - An inorganic package film, a manufacturing method thereof, a manufacturing method of an OLED package film, a display panel, and a display device. The manufacturing method includes forming a first inorganic package film on a device to be packaged by a chemical vapor deposition process; and forming a second inorganic package film on the first inorganic package film by an atomic layer deposition process. | 2021-07-01 |
20210202898 | Display Panel, Preparation Method Thereof and Display Device - The display panel includes a plurality of light-emitting areas and a plurality of non-light-emitting areas, the plurality of light-emitting areas being space apart from each other by the plurality of non-light-emitting area; light-emitting elements each located in one of the plurality of light-emitting areas and including an anode and a cathode that are opposite to each other, and a light-emitting layer located therebetween; a cover layer covering a light-emission side of the light-emitting element. The cover layer includes a substrate and first dopants doped in the substrate, the first dopants are magnetic. When an external magnetic field intensity applied to the cover layer is changed by an amount greater than a preset magnetic field intensity, the first dopants in the substrate are rearranged from a first mode to a second mode. | 2021-07-01 |
20210202899 | OLED DISPLAY SCREEN, DISPLAY PANEL AND MANUFACTURING METHOD THEREOF - An OLED display screen, a display panel and a manufacturing method thereof are disclosed in the present disclosure, the method includes: fabricating a TFT array substrate and an OLED component on a substrate, where the OLED component includes a first electrode, a light-emitting layer, and a second electrode; and fabricating a first organic layer on a side of the second electrode away from the substrate, where the first organic layer is capable of chemically reacting with the second electrode. | 2021-07-01 |
20210202900 | DISPLAY DEVICE - A display device includes a substrate including a display area and a component area including a transmission area, and display elements disposed on the substrate. The substrate includes grooves corresponding to the transmission area of the component area. | 2021-07-01 |
20210202901 | DISPLAY DEVICE - A display device includes a cover window and a display module bonded to the cover window at a front side of the display module. The display module also includes a display panel. The display device includes a metal deposition film formed on a rear surface and side surfaces of the display module. | 2021-07-01 |
20210202902 | ELECTROLUMINESCENCE DISPLAY DEVICE AND MANUFACTURING METHOD FOR THE SAME - The electroluminescence display device according to an embodiment of the present specification may include the substrate divided into a display area and a non-display area, the power supply line disposed in the non-display area for supplying power supplied to the display area, the first insulating film disposed on the power supply line and overlapping a part of the power supply line and having an open area where a part of the power supply line is exposed, and the conductive film covering the first insulating film and the power supply line in the open area. | 2021-07-01 |
20210202903 | DISPLAY DEVICE AND METHOD FOR REPLACING PROTECTIVE FILM - A display device includes a display panel, a refraction index matching layer disposed on the display panel and including a non-adhesive material, a first protective film disposed on the refraction index matching layer, and a supporting unit including a horizontal portion, a side portion vertically bent from the horizontal portion, and a protrusion portion vertically bent from the side portion and disposed on the protective film. Further, the display panel, the refraction index matching layer, and the protective film are seated on the horizontal portion of the supporting unit. Therefore, the folding characteristic is excellent and the protective film may be easily replaced without causing the damage on the display panel if necessary. | 2021-07-01 |
20210202904 | LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A light-emitting display device configured such that an area in which particles are generated is determined in an inspection process after formation of a light-emitting device and correspondingly a cover pattern is formed and a method of manufacturing the same. The particles are prevented from serving as a permeation path of impurities, whereby reliability of the light-emitting display device is improved. | 2021-07-01 |
20210202905 | DISPLAY APPARATUS - A display apparatus is discussed, which comprises a substrate including a display area and a non-display area, an inorganic layer provided on the substrate, an organic layer provided on the inorganic layer, a light emitting diode provided in the display area of the substrate and including a first electrode, a light emitting layer and a second electrode, and a ground line provided on the organic layer and provided in at least a portion of the non-display area, wherein the ground line and the second electrode are electrically connected with each other, and the ground line includes at least one concave portion and at least one convex portion, which are arranged to adjoin each other. | 2021-07-01 |
20210202906 | DISPLAY APPARATUS AND MULTI DISPLAY APPARATUS INCLUDING THE SAME - A display apparatus includes a first substrate including a plurality of pixel areas provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate. The first substrate includes a passivation layer disposed on the display portion, a barrier pattern portion implemented in the passivation layer on an edge portion of the display portion, the barrier pattern portion including a barrier metal pattern, and a light emitting device layer including a light emitting device disposed on the barrier pattern portion and the plurality of pixel areas, and the light emitting device is isolated by the barrier pattern portion. | 2021-07-01 |
20210202907 | DISPLAY APPARATUS AND MULTI DISPLAY APPARATUS INCLUDING THE SAME - A display apparatus includes a first substrate including a plurality of pixel areas provided in a display portion, a second substrate coupled to the first substrate, and a routing portion disposed on an outer surface of the first substrate and an outer surface of the second substrate, wherein the first substrate includes a dam pattern disposed along an edge of the display portion, a light emitting device layer including a common electrode and a light emitting device disposed on the dam pattern and the plurality of pixel areas, and a laser patterning portion disposed near the dam pattern, and the light emitting device and the common electrode are isolated by the laser patterning portion. | 2021-07-01 |
20210202908 | DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a display apparatus includes providing a substrate, forming a display unit defining an opening portion in a display region over the substrate, forming a thin film encapsulation layer to seal the display unit, forming a touch electrode over the thin film encapsulation layer, forming a touch insulating film covering the touch electrode such that the thin film encapsulation layer and the touch insulating film are sequentially stacked and formed over the substrate in the opening portion, forming a touch contact hole by removing a portion of the touch insulating film to expose a portion of the touch electrode, and removing a portion of the touch insulating film and a portion of the thin film encapsulation layer formed in the opening portion to expose a portion of the substrate during the forming of the touch contact hole. | 2021-07-01 |
20210202909 | ORGANIC ELECTRONIC DEVICE INCLUDING ENCAPSULATION LAYER - An organic electronic device including a substrate, an organic electronic element formed on the substrate, and an encapsulation film encapsulating the organic electronic element. The organic electronic element includes a transparent electrode formed on the substrate, and a light emitting organic material layer formed on the transparent electrode. The light emitting organic material layer includes a hole transport layer, an emitting layer and an electron transport layer. The encapsulation film includes a pressure-sensitive adhesive layer. The pressure-sensitive adhesive layer includes a pressure-sensitive adhesive composition or a crosslinked product thereof. The pressure-sensitive adhesive composition includes a polymer derived from butylene, and has a Mooney viscosity (η*) of 5000 Pa·s to 10 | 2021-07-01 |
20210202910 | Thin Film Transistor and Display Device Including the Same - A display device includes a substrate, a semiconductor layer on the substrate, a gate insulating layer on the semiconductor layer, a first upper hydrogen blocking layer on the gate insulating layer and having a positive hydrogen formation energy, a first upper hydrogen capturing layer on the first upper hydrogen blocking layer corresponding to a central portion of the semiconductor layer and having a negative hydrogen formation energy, a gate electrode on the first upper hydrogen capturing layer, a source electrode and a drain electrode connected to both end portions of the semiconductor layer, and a passivation layer on the gate electrode, the source electrode and the drain electrode. | 2021-07-01 |
20210202911 | LIGHT EMITTING DISPLAY DEVICE - A light emitting display device includes a lower substrate, a thin film transistor on the lower substrate, a passivation layer disposed on the thin film transistor and including hydrogen, an overcoating layer disposed on the passivation layer and planarizing the passivation layer, a light emitting element disposed on the overcoating layer and including an anode, a light emitting layer on the anode, and a cathode on the light emitting layer, a bank disposed on the overcoating layer and defining a light emitting area, an adhesive layer on the light emitting element and the bank, and a hydrogen absorbing layer disposed on the adhesive layer and including a hydrogen absorbing filler, wherein a side end of the bank is disposed more inwardly than side ends of the adhesive layer and the hydrogen absorbing layer, wherein the side ends of the adhesive layer and the hydrogen absorbing layer are disposed more inwardly than a side end of the overcoating layer. | 2021-07-01 |
20210202912 | WAVELENGTH CONVERSION ELEMENT - A wavelength conversion element includes a substrate, a reflective layer, an inorganic light luminescence layer and an organic light luminescence layer. The reflective layer is disposed over the substrate. The inorganic light luminescence layer is disposed over the reflective layer and includes a first fluorescent material. The organic light luminescence layer is disposed between the reflective layer and the inorganic light luminescence layer, and includes a second fluorescent material. A refractive index of the inorganic light luminescence layer is greater than that of the organic light luminescence layer, and a thickness of the inorganic light luminescence layer is greater than a thickness of the organic light luminescence layer. | 2021-07-01 |
20210202913 | LIGHT EXTRACTION APPARATUS AND FLEXIBLE OLED DISPLAYS - A light extraction apparatus includes a flexible substrate, an OLED supported by the flexible substrate, a flexible barrier film, a tapered reflector, and an index-matching layer. The tapered reflector includes at least one side surface, a top surface coupled to the flexible barrier film, and a bottom surface. The top surface is larger in surface area than the bottom surface. The index-matching layer is coupled between a top surface of the OLED and the bottom surface of the tapered reflector. Light emitted from the top surface of the OLED passes through the index-matching layer and into the tapered reflector. The at least one side surface of the tapered reflector includes a slope to redirect the light by reflection into an escape cone and out of the top surface of the tapered reflector. | 2021-07-01 |
20210202914 | DISPLAY APPARATUS - A display apparatus includes a display panel having a first area and a second area, a main body supporting the display panel, an auxiliary member arranged in the main body, and a reflective member arranged between the auxiliary member and the display panel, wherein the reflective member may movably be provided to overlap the first area or the second area. Therefore, light emitted from the display panel toward the inside of the main body may be reflected in the outside, and a luminance difference between the first area and the second area of the display panel may be prevented from occurring, whereby a user's satisfaction for an image may be enhanced. | 2021-07-01 |
20210202915 | DISPLAY APPARATUS - A display apparatus includes a display panel having a front area and a side area, a main body supporting the display panel, an auxiliary member arranged inside the main body, and a semi-transmissive mirror arranged between the auxiliary member and the front area, wherein the side area of the display panel may be arranged inside the main body to face the semi-transmissive mirror. Since an image partially emitted from the display panel may be reflected toward the front area, auxiliary members such as a camera, an illumination sensor, and a proximity sensor may be arranged inside the main body (or below a display) to embody a full screen display, whereby a user's satisfaction may be enhanced and a manufacturing process may be simplified. | 2021-07-01 |
20210202916 | Display Panel And Display Device - Provided are a display panel and a display device. The display panel includes a substrate, light-emitting units, a first organic layer, and light extraction structures located between the light-emitting units and the first organic layer. The first light extraction layer has a first central axis and is symmetrical about the first central axis, the second light extraction layer has a second central axis and is symmetrical about the second central axis, and the first central axis and the second central axis are perpendicular to the substrate. A surface of the second light extraction layer connecting the first light extraction layer is a first surface, a surface of the second light extraction layer facing away from the first light extraction layer is a second surface, and at least one of the first surface and the second surface comprises straight lines in a cross-section perpendicular to the substrate. | 2021-07-01 |
20210202917 | DISPLAY DEVICE AND TOUCH DISPLAY DEVICE - A display device includes a light emitting element layer, an intermediate layer disposed on the light emitting element layer, a lens layer having a convex shape and disposed on the intermediate layer to correspond to the light emitting element layer, and a lens protecting layer disposed on the intermediate layer and configured to cover the lens layer, wherein a total reflection of light output from a light emitting area of the light emitting element layer does not occur on an interface between the lens layer and the lens protecting layer. | 2021-07-01 |
20210202918 | DISPLAY DEVICE - A display device includes a substrate, sub-pixels on the substrate, a passivation layer on the sub-pixels, and an emitted light control layer on the passivation layer to define a non-emissive area between the sub-pixels, wherein the emitted light control layer includes black matrix layers divided into at least two layers. | 2021-07-01 |
20210202919 | PACKAGING DEVICE AND DISPLAY PANEL PACKAGING METHOD - Provided are a packaging device and a display panel packaging method. The device includes: a guide line, a container for containing a package adhesive, a rotary worktable for placing a to-be-packaged device and a winding device for driving the guide line to move. The guide line is mounted on the winding device, and part of the guide line is immerged into the package adhesive so the guide line adhered by the package adhesive passes through the rotary worktable when moving. The to-be-packaged display device is disposed on rotary worktable, thus the guide line contacts with the frit. When the rotary worktable rotates, the guide line moves and passes through the container containing package adhesive. When part of the guide line adhered by package adhesive passes through the rotary worktable, the package adhesive is coated on the frit, thereby achieving uniform coating of the package adhesive under surface tension of frit. | 2021-07-01 |
20210202920 | DISPLAY SUBSTRATE, DISPLAY APPARATUS, AND METHOD OF MANUFACTURING THEREOF - The present disclosure is related to a method of manufacturing a display substrate. The method may include forming a pattern layer ( | 2021-07-01 |
20210202921 | VEHICLE BATTERY ASSEMBLY SYSTEMS AND METHODS - Techniques are disclosed for systems and methods to provide modular battery assemblies for micro-mobility fleet vehicles. A modular battery assembly for a micro-mobility fleet vehicle includes a battery assembly enclosure including an assembly retention interface configured to physically secure the assembly enclosure to a subframe assembly of the micro-mobility fleet vehicle, a battery cell assembly disposed within the battery assembly enclosure, and an enclosure lid mounted to the assembly enclosure. The modular battery assembly may include an arched floorboard panel configured to provide a floor board surface for the micro-mobility fleet vehicle. The battery cell assembly may include a honeycomb battery cell holder and a collector board atop the battery cell holder to provide wire bond interconnects between the battery cells. | 2021-07-01 |
20210202922 | BATTERY PACK AND BATTERY HOLDER - A battery pack disclosed herein includes a plurality of arranged battery cells and a battery holder configured to hold the battery cells. The battery holder includes a planar portion extending along a broad width surface of each of the battery cells and a protruding portion provided at each of both ends of the planar portion and protruding from the broad width surface. The protruding portion includes two recessed portions each being configured such that a corresponding one of side portions provided at both ends of the broad width surface fits therein. | 2021-07-01 |
20210202923 | VEHICLE BATTERY SECURING SYSTEMS AND METHODS - Systems and methods related to securing batteries to micro-mobility transit vehicles are disclosed. For example, a micro-mobility transit vehicle may have a battery compartment and a battery compartment door having a first end and a second end. The battery compartment door may provide a floorboard surface for the micro-mobility transit vehicle where the first end of the battery compartment door is hingedly coupled to the micro-mobility transit vehicle and the second end of the battery compartment door includes at least one pair of prongs extending from the second end and at least one breakaway tab physically coupled to each pair of prongs. The battery compartment door and a battery disposed within the battery compartment may be electromechanically secured to the micro-mobility transit vehicle by engaging locking cams on the breakaway tabs. | 2021-07-01 |
20210202924 | LITHIUM-ION BATTERY DEVICE FOR VEHICLE - A lithium-ion battery device comprises a housing, a battery cell stored inside the housing, and an adjacent member provided adjacently to and on a rearward side, in a vehicle longitudinal direction, of the battery cell. The battery cell comprises a cell case, an electrode body stored inside the cell case, and a pair of terminals. The cell case includes a first main face and a second main face which face to each other in the vehicle longitudinal direction. At least two gap-forming portions which respectively have a smaller area than the second main face and have a specified thickness of the vehicle longitudinal direction are arranged between the second main face and the adjacent member. The two gap-forming portions are provided to be spaced apart from each other in an inter-terminal direction of the battery cell. | 2021-07-01 |
20210202925 | POROUS POLYIMIDE FILM, SECONDARY BATTERY SEPARATOR, AND SECONDARY BATTERY - A porous polyimide film has plural pores, in which an average flattening of the plural pores is within a range of 0.1 to 0.7, a coefficient of variation of a distance between adjacent pores is within a range of 0.10 to 0.40, and a front surface and aback surface communicate with each other through the plural pores. | 2021-07-01 |
20210202926 | DEVICE FOR ENGINE MONITORING - A device for monitoring the function of an engine is powered by heat from the engine or other sources other than a conventional, external direct electrical power supply, which may create sparks and/or be unavailable. The device monitors one or more of heat, vibration, or other parameters and can detect certain problems with engine function. The device is particularly suited for remote engine monitoring, and can store and/or display data concerning monitored engine characteristics, and/or directly or indirectly send such data to a location removed from the engine. | 2021-07-01 |
20210202927 | CONDUCTIVE POLYMER COATING ONTO A CATHODE-ACTIVE MATERIAL - A method for coating a conductive polymer onto a cathode-active material for an ion insertion-type electrode comprises: providing an at least partially oxidized cathode-active material having an intrinsic electrode potential, and contacting a precursor of the conductive polymer with the at least partially oxidized cathode-active material. The precursor has a polymerization reduction potential that is lower than the intrinsic electrode potential of the at least partially oxidized cathode-active material, thereby electrochemically polymerizing the precursor onto the cathode-active material. | 2021-07-01 |
20210202928 | POROUS SHEETS - A method of preparing a porous sheet includes mixing a matrix material dispersion including a matrix material dispersed in a first dispersion medium with a microorganism dispersion including microorganisms in a second dispersion medium, to form a mixture. The first and the second dispersion media are removed from the mixture to form a matrix sheet, and the microorganisms are decomposed from the matrix sheet to form the porous sheet. | 2021-07-01 |
20210202929 | LITHIUM SECONDARY BATTERY - Provided is a lithium secondary battery including: a positive electrode plate that is a lithium complex oxide sintered plate with a thickness of 50 μm or more; a negative electrode plate; a separator interposed therebetween; and an electrolytic solution. The sintered plate has a structure in which primary grains having a layered rock-salt structure are bound to each other, the lithium complex oxide has a composition represented by Li | 2021-07-01 |
20210202930 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY CELL, AND NON-AQUEOUS ELECTROLYTE SECONDARY CELL - Negative electrode active material particles comprise base particles having: a silicate phase containing Li | 2021-07-01 |
20210202931 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - A negative electrode active material for a lithium secondary battery, the negative electrode active material including, based on 100 parts by weight of the total negative electrode active material, 5 parts by weight to 20 parts by weight of a first carbon-based particle, 55 parts by weight to 90 parts by weight of a second carbon-based particle, and 1 part by weight to 40 parts by weight of a silicon-based particle, wherein the specific surface area of the first carbon-based particle is 1.5 m | 2021-07-01 |
20210202932 | NEGATIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A negative electrode for a nonaqueous electrolyte secondary battery comprises a negative electrode core body and a negative electrode mixture layer provided. When the range of 40% of the thickness of the negative electrode mixture layer from the surface of the negative electrode mixture layer is defined as a first region and the range of 40% of the thickness of the negative electrode mixture layer from the surface of the negative electrode core body is defined as a second region, the BET specific surface area of the graphite included in the first region is smaller than that of the graphite included in the second region. The first region includes the multiwalled fibrous carbon more than the single wall fibrous carbon in terms of mass and the second region includes the single wall fibrous carbon more than the multiwalled fibrous carbon in terms of mass. | 2021-07-01 |
20210202933 | NEGATIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A negative electrode for a nonaqueous electrolyte secondary battery comprises a negative electrode core body, and a negative electrode mixture layer. When the range of 40% of the thickness of the negative electrode mixture layer from the surface of the negative electrode mixture layer on the side opposite to the negative electrode core body is defined as a first region and the range of 40% of the thickness of the negative electrode mixture layer from the interface between the negative electrode mixture layer and the negative electrode core body is defined as a second region, the BET specific surface area of the graphite included in the first region is smaller than the BET specific surface area of the graphite included in the second region. | 2021-07-01 |
20210202934 | ACTIVE MATERIAL STRUCTURE, ELECTRODE STRUCTURE INCLUDING THE SAME, SECONDARY BATTERY INCLUDING THE SAME, AND METHOD OF FABRICATING THE SAME - An active material structure includes first active material lines arranged in a first direction, second active material lines arranged in a second direction intersecting the first direction, and intermediate active material lines between the first active material lines and the second active material lines in a third direction intersecting the first direction and the second direction, the intermediate active material lines provided in overlapping regions of the first active material lines and the second active material lines, wherein the upper active material lines and the second active material lines are electrically connected by the intermediate active material lines. | 2021-07-01 |
20210202935 | ION-CONDUCTING MATERIAL, CORE-SHELL STRUCTURE CONTAINING THE SAME, ELECTRODE PREPARED WITH THE CORE-SHELL STRUCTURE AND METAL-ION BATTERY EMPLOYING THE ELECTRODE - An ion-conducting material, a core-shell structure containing the ion-conducting material, an electrode prepared with the core-shell structure and a metal-ion battery employing the electrode are provided. The core-shell structure includes a core particle and an organic-inorganic composite layer formed on the surface of the core particle for encapsulating the core particle. The core particle includes lithium cobalt oxide, lithium nickel cobalt oxide, lithium nickel cobalt manganese oxide, or lithium nickel cobalt aluminum oxide. Also, the organic-inorganic composite layer includes nitrogen-containing hyperbranched polymer and an ion-conducting material. The ion-conducting material is a lithium-containing linear polymer or a modified Prussian blue, wherein the modified Prussian blue has an ion-conducting group and the lithium-containing linear polymer has an ion-conducting segment. | 2021-07-01 |