Class / Patent application number | Description | Number of patent applications / Date published |
428320240 | Plural ink receptive layers | 43 |
20080268185 | Multi-layered porous ink-jet recording media - An ink-jet media sheet imparting superior image quality and permanence is disclosed. Such a sheet may comprise a substrate consecutively coated with a porous ink-absorbing layer and a porous ink-receiving layer, where the specific surface area of the particulates of the ink-absorbing layer is less than that of the ink-receiving layer, e.g., the particulates are generally smaller in the ink-receiving layer. The porous coating layers can comprise semi-metal or metal oxide particulates and may further include other surface treatment or reactive groups having functional moieties to promote fixing and localizing printed colorants. Images printed on these media sheets exhibit good fastness to water, ozone, and humidity as well as improved color gamut and black intensity. | 10-30-2008 |
20080274309 | INK JET RECORDING MEDIA HAVING ENHANCED TOUGHNESS - A ink jet recording medium and, in particular, an ink jet recording medium of photographic quality that in one embodiment exhibits scratch resistance and/or toughness and/or resistance to softening upon printing. | 11-06-2008 |
20090233017 | MOLECULAR IMPRINTED MATERIAL AND INKJET RECORDING ELEMENT COMPRISING SAID MOLECULAR IMPRINTED MATERIAL - The present invention relates to an inkjet recording element having outstanding dye keeping properties in time. Said recording element comprises at least one molecular imprinted polymer having sites of selective recognition of dye molecules corresponding to the dye molecules used in inks for inkjet printing. | 09-17-2009 |
20090246421 | INKJET RECORDING MEDIUM AND METHOD OF PRODUCING THE SAME - Disclosed is an inkjet recording medium having at least two ink-receiving layers on a substrate. At least one of the at least two ink-receiving layers contains a basic compound. Among the at least two ink-receiving layers, an uppermost layer that is the farthest from the substrate includes pseudoboehmite alumina, a binder, and a water-soluble high-boiling solvent, and a lower layer provided between the uppermost layer and the substrate includes inorganic fine particles, a binder, and a cationic polyurethane and/or a zirconium salt. | 10-01-2009 |
20100291325 | RECORDING MEDIUM - A recording medium includes a substrate and at least two ink receiving layers formed on the substrate. In the recording medium, an uppermost ink receiving layer of the at least two ink receiving layers has a dry coated amount of 5 g/m | 11-18-2010 |
20110217488 | RECORDING MEDIUM - A recording medium comprising a substrate and at least two porous ink receiving layers provided thereon of which a lower layer, second distant from the substrate, is arranged on the substrate side of an upper layer, most distant from the substrate. Pore distribution curves of the upper and lower layers respectively have one peak and two peaks. When pore radii giving the one peak and the two peaks are respectively regarded as R | 09-08-2011 |
20110256324 | INK JET RECORDING MEDIUM - In an ink jet recording medium having at least two ink receiving layers, the total content of boric acid, a borate, and a water-soluble zirconium salt of a lower ink receiving layer located close to a support substrate to the total content of alumina and an alumina hydrate thereof is higher than the total content of boric acid, a borate, and a water-soluble zirconium salt of an upper ink receiving layer located apart from the support substrate to the total content of alumina and an alumina hydrate thereof. | 10-20-2011 |
20120094039 | INK JET RECORDING MEDIUM - An ink jet recording medium including a substrate and an ink receiving layer provided on the substrate and composed of two or more layers of at least an upper layer and a lower layer. The ink receiving layer contains polyvinyl alcohol in an amount of 12.7% by mass or more based on the total mass of the ink receiving layer. The upper layer is a layer most distant from the substrate, contains a pigment and polyvinyl alcohol, the pigment containing 90% by mass or more of alumina hydrate, and has a thickness of 3.0-10.0 μm. The lower layer is positioned just under the upper layer, contains a pigment and polyvinyl alcohol, the pigment containing 20% by mass or more of silica, and has a thickness 2.5-10 times larger than that of the upper layer and an average pore radius 0.90-1.30 times larger than that of the upper layer. | 04-19-2012 |
20130108809 | RECORDING MEDIUM | 05-02-2013 |
20140004281 | RECORDING MEDIUM | 01-02-2014 |
20160159128 | Sublimation Transfer Paper for Inkjet Printing - The sublimation transfer paper for inkjet printing includes an ink holding layer, a paper fiber bonding layer, a base paper layer, and a back coating layer. The uppermost and lowermost layers of the transfer paper are the ink holding layer and back coating layer, respectively. The paper fiber bonding layer and the base paper layer, or a layer of mixture of a paper fiber binding agent and the base paper layer, must be disposed between the ink holding layer and the back coating layer. The paper fiber bonding layer is coated on the base paper layer using a spreader, the transfer paper of the present invention is added with dry stuffing, therefore drying quickly during printing and has a low extension rate; and during inkjet printing, such transfer paper does not arch and rub the jet nozzle of the printer after absorbing water and is easy to use. | 06-09-2016 |
428320250 | Particle (e.g., pigment, etc.) containing layer | 32 |
20080241437 | INKJET RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME - There are provided an inkjet recording medium having on a substrate an ink-receiving layer containing inorganic fine particles and a sulfur compound, with the sulfur compound being contained in a greater quantity in half of the ink-receiving layer at a side nearer to the substrate than in half of the ink-receiving layer at a side further from the substrate when the ink-receiving layer is divided into two equal parts by a plane parallel to the substrate, and a manufacturing method thereof. | 10-02-2008 |
20090011155 | INK JET RECORDING MEDIUM AND METHOD OF PRODUCING THE SAME - The invention provides an ink jet recording medium which attains the prevention of the bronzing of cyan ink and the prevention of the migration of magenta ink at the same time and is excellent in image characteristics. The ink jet recording medium comprises a substrate and an ink-receiving layer provided with at least an upper layer as the outermost layer and a lower layer as a layer lying just under the upper layer, both layers having a porous structure formed of an alumina hydrate and a binder, wherein both of the upper and lower layers contain an alkylsulfonic acid and only the lower layer contains a cationic polymer. | 01-08-2009 |
20090074995 | GLOSSY INKJET RECORDING MEDIUM AND METHODS THEREFOR - A method of manufacturing an ink-receiving medium comprising the steps of providing a support, treating the support with a salt of a multivalent metal cation, and coating upon one or each side of the support at least one porous ink-receiving top layer from an aqueous coating composition consisting of non-cationic components, wherein the non-cationic components comprise a binder and anionic particles of average particle size less than 2.5 microns, wherein the ink-receiving top layer comprises at least 50% of the total solids by weight, such that the water-soluble salt of a multivalent metal cation is able to diffuse into the ink-receiving top layer, the method further comprising drying the coating and optionally calendering the coating. Also disclosed is inkjet media made from such method and a method of printing using such inkjet media. | 03-19-2009 |
20090123674 | INKJET RECORDING ELEMENT - An inkjet recording element is disclosed having a support and, on the support, (a) a porous base layer comprising particles of fumed silica and a hydrophilic binder and (b) a porous gloss layer above the base layer comprising particles of colloidal silica and a hydrophilic binder, wherein the particles of fumed and colloidal silica are anionic. Also disclosed is a method of printing on such an inkjet recording element. The inkjet recording element can potentially have, in some embodiments, the advantages of improved image quality (reduced coalescence) and higher dye ink optical densities. | 05-14-2009 |
20090123675 | INKJET RECORDING ELEMENT - An inkjet recording element is disclosed having a support and, on the support, (a) a porous base layer comprising particles of fumed silica and a hydrophilic binder and (b) an optional porous gloss layer above the base layer comprising particles of colloidal silica and a hydrophilic binder, wherein the particles of finned and colloidal silica are anionic. Also disclosed is a method of printing on such an inkjet recording element and a preferred method of making the inkjet recording element. The inkjet recording element can potentially have, in some embodiments, the advantages of improved image quality (reduced coalescence), and higher dye ink optical densities. | 05-14-2009 |
20090123676 | Ink Jet Recording Medium - This invention provides an ink jet recording medium, which is small in coverage and, at the same time, can simultaneously realize high gloss and ink absorption. The ink jet recording medium is produced by coating a lower layer comprising a water-absorptive pigment, a latex, and boric acid or its salt and an upper layer comprising a submicron pigment and polyvinyl alcohol, and conducting casting. | 05-14-2009 |
20090136692 | INK-JET RECORDING MATERIAL - The present invention provides an ink-jet recording material containing: a support; and at least two ink-receiving layers of an ink-receiving underlayer and an ink-receiving top layer, the ink-receiving layers containing a pigment and a binder and being disposed on the support; characterized in that the ink-receiving top layer contains: a finely agglomerated pigment with an average particle diameter of 0.008 to 0.7 μm, selected from the group consisting of a silica, an alumina, and an alumina hydrate; and a coarse-grained pigment with an average particle diameter of 1 to 30 μm, the coarse-grained pigment being contained in an amount of 1 to 15 parts by mass with respect to 100 parts by mass of the finely agglomerated pigment. | 05-28-2009 |
20090214806 | INKJET RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME - The invention provides an ink jet recording medium having at least two ink absorbing layers provided on or above a non-water-absorbing support, wherein: a first ink absorbing layer, which is provided uppermost among the at least two ink absorbing layers, contains at least silanol-modified polyvinyl alcohol, polyaluminum chloride and pseudo boehmite alumina, and a second ink absorbing layer, which is adjacent to the first ink absorbing layer, contains at least pseudo boehmite alumina having a secondary particle diameter of 80 nm or less, polyvinyl alcohol, boric acid, and a water-soluble zirconium salt. The invention further provides a method of manufacturing the ink jet recording medium. | 08-27-2009 |
20100028571 | INKJET RECORDING MEDIA WITH CATIONICALLY-MODIFIED CLAY PARTICLES - An inkjet printing system, comprises an inkjet printer, an ink composition, and an inkjet recording media comprising a support, and coated on the support in order from the support, a porous base layer and a porous uppermost layer, each with particular limitations The inkjet recording media and printer system is manufacturable using low-cost materials in an efficient process requiring only a single coating and drying step and that gives images with excellent gloss, color density, and image quality. | 02-04-2010 |
20110135855 | RECORDING MEDIUM AND METHOD FOR PRODUCING RECORDING MEDIUM - The invention provides a method for producing a recording medium, comprising a step of coating one or more ink receiving layers provided on at least one surface of a substrate with an outermost layer coating liquid to form an outermost layer, an ink receiving layer, of said one or more ink receiving layers, which is nearest to the outermost layer containing alumina hydrate and a binder. The outermost layer coating liquid contains monodispersive and spherical cationic colloidal silica particles having an average particle size of 30 nm or more and 60 nm or less, polyvinyl alcohol having a saponification degree of 75% by mol or more and 85% by mol or less and a viscosity-average polymerization degree of 1,500 or more and 2,200 or less, and cationic polyurethane emulsion particles having an average particle size of 10 nm or more and 100 nm or less. | 06-09-2011 |
20110183087 | DOUBLE-SIDED RECORDING MEDIUM - A recording medium includes a substrate and two or more ink receiving layers on each of a first surface and a second surface of the substrate. The ink receiving layers each contain a pigment and a binder. A | 07-28-2011 |
20110293860 | RECORDING MEDIUM - The invention provides a recording medium having excellent ink absorbency and capable of forming a sharp image thereon. The recording medium has a substrate, and a first layer and an outermost layer provided on the substrate in this order, wherein the first layer contains at least one of alumina and alumina hydrate, the outermost layer contains a pigment and is lower in refractive index than the first layer, and the absolute dry coating amount of the outermost layer is 0.1 g/m | 12-01-2011 |
20120148767 | INK JET RECORDING MATERIAL - The present invention is to provide an ink jet recording material comprising at least two layers of ink-receptive layers mainly containing inorganic fine particles having an average secondary particle size of 500 nm or less on a resin-coated paper having a resin layer on at least one surface of a base paper, and the ink-receptive layer nearer to the support contains a pearlescent pigment. | 06-14-2012 |
20120207949 | RECORDING MEDIUM - A recording medium includes a support; and an ink-receiving layer, the ink-receiving layer having a lower layer and an upper layer, in which the lower layer contains fine inorganic particles, polyvinyl alcohol, and boric acid, the fine inorganic particles including at least one compound selected from alumina, hydrated alumina, and vapor-phase-process silica, in which the upper layer contains fine inorganic particles, polyvinyl alcohol, and boric acid, the fine inorganic particles including at least one compound selected from alumina and hydrated alumina, in which the lower layer has a boric acid content of 2.0% by mass to 7.0% by mass with respect to polyvinyl alcohol, and in which the upper layer has a boric acid content of 10.0% by mass to 30.0% by mass with respect to polyvinyl alcohol. | 08-16-2012 |
20120225223 | INK-JET RECORDING MATERIAL - The present invention provides an ink-jet recording material containing: a support; and at least two ink-receiving layers of an ink-receiving underlayer and an ink-receiving top layer, the ink-receiving layers containing a pigment and a binder and being disposed on the support; characterized in that the ink-receiving top layer contains: a finely agglomerated pigment with an average particle diameter of 0.008 to 0.7 μm, selected from the group consisting of a silica, an alumina, and an alumina hydrate; and a coarse-grained pigment with an average particle diameter of 1 to 30 μm, the coarse-grained pigment being contained in an amount of 1 to 15 parts by mass with respect to 100 parts by mass of the finely agglomerated pigment. | 09-06-2012 |
20130129943 | RECORDING MEDIUM - A recording medium includes, in sequence, a support, a first ink-receiving layer, and a second ink-receiving layer, in which a content of a boric acid in the first ink-receiving layer is 2.0% by mass or more and 7.0% by mass or less with respect to a content of a polyvinyl alcohol in the first ink-receiving layer, a content of a boric acid in the second ink-receiving layer is 10.0% by mass or more and 30.0% by mass or less with respect to a content of a polyvinyl alcohol in the second ink-receiving layer, an outermost surface layer of the recording medium has a content of particles of 0.5% by mass or more and 5.0% by mass or less, the particles having an average secondary particle size of 1.0 μm or more and 20.0 μm or less with respect to a content of an inorganic pigment. | 05-23-2013 |
20130196090 | RECORDING MEDIUM - A recording medium includes a base and at least one ink-receiving layer. A first ink-receiving layer that is at least one ink-receiving layer contains inorganic particles having an average primary particle size of 1 μm or less and inorganic particles coated with a metal oxide. The inorganic particles coated with the metal oxide have an average primary particle size of 15.0 μm or more. When the maximum of a FLOP value of the recording medium is denoted by FLOP | 08-01-2013 |
20130216738 | Multilayer Film for Multi-Purpose Inkjet Systems - The present invention is directed to a printed substrate including a multilayer film having the following layered configuration: a print layer having a thickness of at least about 0.6 mils, which is receptive to eco-solvent inks, mild-solvent inks, latex inks, UV inks, or combinations thereof, and where the print layer includes one or more of eco-solvent inks, mild-solvent inks, latex inks, UV inks, or combinations thereof; a tie layer; a core layer; and an adhesive layer. | 08-22-2013 |
20130266747 | RECORDING MEDIUM - A recording medium includes a base, a second ink-receiving layer, and a first ink-receiving layer in this order. The first ink-receiving layer contains gas-phase method silica, a binder, a cationic polymer having a sulfonyl group, and glycol. The second ink-receiving layer contains gas-phase method silica and a binder and (1) does not contain any cationic polymer having a sulfonyl group or (2) contains a cationic polymer having a sulfonyl group in an amount not higher than 0.1 parts by mass based on 100 parts by mass of the gas-phase method silica. | 10-10-2013 |
20140004282 | RECORDING MEDIUM | 01-02-2014 |
20140044898 | RECORDING MEDIUM - A recording medium includes, in sequence, a support, a first ink-receiving layer containing a first inorganic particle and a first binder, a second ink-receiving layer containing a second inorganic particle and a second binder, and a third ink-receiving layer which is an outermost surface layer and contains a third inorganic particle, a third binder, and a particle different from the third inorganic particle and having an average secondary particle size of 1.0 to 20.0 μm. A mass ratio of a content of the first binder to a content of the first inorganic particle is larger than a mass ratio of a content of the second binder to a content of the second inorganic particle. A content of the particle having the specific average secondary particle size is 0.5% by mass or more with respect to a content of the third inorganic particle. | 02-13-2014 |
20140099453 | RECORDING MEDIUM - The invention provides a recording medium having a substrate, a first ink receiving layer and a second link receiving layer which is an outermost layer in this order, wherein the first ink receiving layer contains alumina hydrate and polyvinyl alcohol, the second ink receiving layer contains alumina hydrate, polyvinyl alcohol, a cationic polymer particle and a zirconium compound, and the thickness of the second ink receiving layer is 3 μm or more and 10 μm or less. | 04-10-2014 |
20140106092 | RECORDING MEDIUM - A recording medium includes, in sequence, a support; a first ink-receiving layer including an inorganic particle, a water-soluble polymer having a hydroxyl group, a water-soluble polymer not having a hydroxyl group, and a boric acid compound; and a second ink-receiving layer including an inorganic particle, a water-soluble polymer having a hydroxyl group, and a boric acid compound. The second ink-receiving layer does not include the water-soluble polymer not having the hydroxyl group, or the second ink-receiving layer includes the water-soluble polymer not having the hydroxyl group but the content of the water-soluble polymer not having the hydroxyl group relative to that of the inorganic particle in the second ink-receiving layer is smaller than the content of the water-soluble polymer not having the hydroxyl group relative to that of the inorganic particle in the first ink-receiving layer. | 04-17-2014 |
20150044396 | RECORDING MEDIUM - A recording medium has a base, a first ink receiving layer, and a second ink receiving layer that is the outermost layer in the stated order, in which the first ink receiving layer is a layer adjacent to the second ink receiving layer, the first ink receiving layer contains fumed silica, the second ink receiving layer contains colloidal silica and resin particles, and the area in which the colloidal silica exists in the recording medium surface is 10% or more and 70% or less. | 02-12-2015 |
20150050435 | Print Media with a Top Coating - In one example, a print medium includes pigment particles sized less than a hundred nanometers and frictional control additives. An undercoating is disposed between the base material and top coating. The undercoat includes a first sub-layer comprising a pigment fixative agent and a second sub-layer comprising a dye fixative agent The top coating forms a protective and low friction coating over the undercoating. | 02-19-2015 |
20150110979 | RECORDING MEDIUM AND METHOD FOR MANUFACTURING RECORDING MEDIUM - A recording medium includes, in this order, a substrate, a first ink receiving layer containing inorganic particles, polyvinyl alcohol and a boric acid compound, and a resin layer containing a resin. In the first ink receiving layer, hydrated alumina accounts for 70% by mass or more of the inorganic particles. In the recording medium, the ratio of the boric acid compound content to the polyvinyl alcohol content is 30% by mass or more. | 04-23-2015 |
20150298478 | COATED PAPER FOR PRINTING BY INDUSTRIAL INK JET PRINTING MACHINE - A coated paper for printing by industrial inkjet printing machines that is also suitable for offset printing, that has superior ink absorption properties in printing by an industrial inkjet printing machines, exhibits superior color densities and water resistance of images when printed by an industrial inkjet printing machine that uses water-based dye inks, superior reduction or elimination of uneven printing when printed by an industrial inkjet printing machine that uses water-based pigment inks, and desirable gloss. The present invention provides a coated paper for printing by an industrial inkjet printing machine comprising a base paper and at least two coating layers, a first coating layer and a second coating layer, provided on at least one surface of the base paper. The first coating layer is provided on the base paper and contains an organic pigment, a cationic compound, a binder, and a dogtooth-shaped precipitated calcium carbonate having a minor axis of 0.1-0.5 μm and a major axis of 0.5-2.5 μm. The second coating layer is provided on the first coating layer and contains at least an inorganic ultrafine particle that is selected from hydrated alumina, gas phase process silica, pulverized wet-process silica, and colloidal silica, and that has a mean particle size of 330 nm or less. The paper has a surface pH of from 5.0 to 7.5, wherein the surface pH is determined in accordance with Japan Technical Association of the Pulp and Paper Industry (JAPAN TAPPI) No. 49-2: 2000 by dropping an indicator solution for determining a pH on a surface of the second coating layer, spreading the solution into a thin layer over the surface to color the solution, and comparing the hue that the indicator solution shows with the hues in the pH standard color change table, and the coated surface coated with the second coating layer has a 75-degree gloss value as defined by JIS Z8741 of 45% or more. | 10-22-2015 |
20160082765 | RECORDING MEDIUM - A recording medium includes a substrate and a first ink-receiving layer. The first ink-receiving layer contains an amorphous silica having an average particle size of 1.0 μm or more and an inorganic particle having an average particle size of 50 nm or less. The content of the amorphous silica in the first ink-receiving layer is 30 mass % or more and 95 mass % or less based on a total content of all inorganic particles. | 03-24-2016 |
20160082766 | RECORDING MEDIUM - A recording medium includes a substrate, a first ink-receiving layer, and a second ink-receiving layer adjacent to the first ink-receiving layer in this order. The first ink-receiving layer contains an inorganic particle having an average particle size of 50 nm or less, and the second ink-receiving layer contains an amorphous silica having an average particle size of 3.2 μm or more. | 03-24-2016 |
20160082767 | RECORDING MEDIUM - A recording medium includes a substrate, a first ink-receiving layer, and a second ink-receiving layer serving as a top layer in this order. The first ink-receiving layer contains an amorphous silica having an average particle size of 1.0 μm or more. The second ink-receiving layer contains a colloidal silica. The root-mean-square slope RΔq of roughness profile elements, provided in JIS B 0601:2001, of a surface of the second ink-receiving layer is 0.3 or more. | 03-24-2016 |
20160144644 | PRINTABLE RECORDING MEDIA - A printable recording media including a supporting base substrate having, on both supporting sides, pre-coating layers containing inorganic pigments and polymeric binders, and having, at least, one top ink-receiving layer, that includes inorganic pigments and water-dispersible polymeric binders having a glass transition temperature within the range of about 0° C. to about 35° C., over the pre-coating layer. Also described herein is a method for making the printable recording media, a method for forming printed articles and the obtained printed articles. | 05-26-2016 |
20180022138 | PRINTABLE RECORDING MEDIA | 01-25-2018 |