01st week of 2022 patent applcation highlights part 25 |
Patent application number | Title | Published |
20220002407 | HOMODIMER-TYPE BISPECIFIC ANTIBODY TARGETING CD19 AND CD3, AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF - Provided is a tetravalent, homodimer-type bispecific antibody molecule that targets both immune effector cell antigen CD3 and tumor-related antigen CD19. The bispecific antibody molecule comprises first and second single-chain Fv and Fc fragments in sequence from the N-terminus to the C-terminus, wherein the first single-chain Fv can specifically bind to CD19, the second single-chain Fv can specifically bind to CD3, the first and second single-chains Fv are connected by means of a linker peptide, the second single-chain Fv and Fc fragments are directly connected to each other or connected by means of a linker peptide; and the Fc fragment does not have effector functions such as CDC, ADCC, and ADCP. The bispecific antibody can significantly inhibit or kill tumor cells, and has toxic and side effects that may be caused by excessive activation of effector cells; in addition, such bispecific antibody is of homodimer type, without the problem of heavy chain and light chain mismatch; the purification step is simple and efficient, the expression is high, and the physical and chemical properties as well as in vivo stability of the antibody are significantly improved. | 2022-01-06 |
20220002408 | BISPECIFIC ANTIBODY, PREPARATION METHOD THEREOF AND APPLICATION THEREOF - A bispecific antibody, a preparation method therefor and an application thereof. The bispecific antibody includes a monoclonal antibody unit and a single-chain antibody unit. The single-chain antibody unit includes two complete light chain-heavy chain pairs, and is specifically bound to a surface antigen of a tumor cell. The single-chain antibody unit includes two single-chain antibodies. The single-chain antibody includes a heavy chain variable region and a light chain variable region, and is specifically bound to a surface antigen of an immunocyte. The bispecific antibody can be simultaneously bound to the immunocyte and the tumor cell, can mediate a directed immune response, and can effectively kill the tumor cell. | 2022-01-06 |
20220002409 | Targeted Immunotolerance - Methods and compounds for conferring site-specific or local immune privilege. | 2022-01-06 |
20220002410 | CO-FORMULATIONS OF ANTI-LAG3 ANTIBODIES AND ANTI-PD-1 ANTIBODIES - The present invention provides co-formulations of anti-PD-1 antibodies and anti-LAG3 antibodies, and their use in treating various disorders. | 2022-01-06 |
20220002411 | METHODS FOR TREATING IMMUNE RELATED OCULAR DISORDERS - Disclosed is a method for treating ophthalmic inflammatory conditions in a subject by providing immune checkpoints inhibitors to the subject. Further disclosed are combinations of immune checkpoint inhibitors comprising enhanced therapeutic efficiency. | 2022-01-06 |
20220002412 | Humanized Anti-PD-1 Antibody and The Use Thereof - The present disclosure provides a recombinant humanized monoclonal antibody against programmed cell death receptor-1 (PD-1) or an antigen-binding fragment thereof, which can be used in tumor or cancer immunotherapy. The disclosure also provides nucleic acid sequences encoding said antibody or antigen-binding fragment thereof, vectors containing said nucleic acid sequences, pharmaceutical compositions and kits. | 2022-01-06 |
20220002413 | TREATMENT OF RENAL CELL CARCINOMA - This disclosure provides methods for treating a subject afflicted with a tumor derived from a renal cell carcinoma. The methods comprise administering a first dose to a subject of an anti-PD-1 antibody or antigen-binding portion thereof and/or an anti-PD-L1 antibody or antigen-binding portion thereof, and administering a second dose to the subject, wherein the subject exhibited differential expression in one or more biomarker genes, e.g., CTLA-4, TIGIT, and/or PD-L2, following administration of the first dose. | 2022-01-06 |
20220002414 | ANTIBODIES BINDING CTLA-4 AND USES THEREOF - Disclosed are isolated monoclonal antibodies, comprising a CD152-binding domain, wherein the antibodies bind specifically to human CD152. Methods of making and using the antibodies to treat diseases including cancers and autoimmune diseases are also provided. | 2022-01-06 |
20220002415 | Antibody Therapeutics that Bind CTLA4 - There is disclosed compositions and methods relating to or derived from anti-CTLA4 antibodies. More specifically, there is disclosed fully human antibodies that bind CTLA4, CTLA4-antibody binding fragments and derivatives of such antibodies, and CTLA4-binding polypeptides comprising such fragments. Further still, there is disclosed nucleic acids encoding such antibodies, antibody fragments and derivatives and polypeptides, cells comprising such polynucleotides, methods of making such antibodies, antibody fragments and derivatives and polypeptides, and methods of using such antibodies, antibody fragments and derivatives and polypeptides, including methods of treating a disease requiring either stimulation of immune responses or suppression. Stimulation is achieved using antibodies that block binding of human CTLA4 to human B7 and diseases amenable to treatment by stimulation and augmentation of prolonging of immune responses include cancers of the prostate, kidney, colon, lung or breast; pathogenic infections; diseases associated with the CNS e.g. amyloidogenic diseases including Alzheimer's disease; and diseases with inflammatory or allergic components. Diseases amenable to treatment include graft versus host disease, host versus graft disease, allergy, autoimmune diseases and other inflammatory diseases. | 2022-01-06 |
20220002416 | COMPOSITIONS AND METHODS FOR MODULATING CANCER IMMUNE FITNESS - Methods of targeting CD58 signaling to enhance antitumor immunity and overcome resistance to checkpoint blockade therapy. Gene signatures associated with immune fitness were identified. Markers and therapeutic targets for such immunotherapy resistance. | 2022-01-06 |
20220002417 | ANTI-PD-L1 ANTIBODIES AND METHODS OF MAKING AND USING THEREOF - The application provides the anti-PD-L1 monoclonal antibodies, antigen binding portions thereof, therapeutic compositions thereof and/or nucleic acid encoding the same, and their use to upregulate the function of T-cells to enhance cell-mediated immune responses in the treatment of cancer and other T-cell dysfunctional disorders. | 2022-01-06 |
20220002418 | ANTI-PD-L1/VEGF BIFUNCTIONAL ANTIBODY AND USE THEREOF - The present invention provides an anti-PD-L1/VEGF bispecific antibody and a use thereof. Specifically, the present invention provides a bifunctional antibody, comprising: (a) anti-PD-L1 antibody or element; and (b) an anti-VEGF antibody or element linked to the anti-PD-L1 antibody or element. The bifunctional antibody of the present invention can simultaneously bind to VEGF and PD-L1, thereby exerting a therapeutic effect on VEGF and PD-L1-positive tumor cells (especially malignant tumor cells). | 2022-01-06 |
20220002419 | COMPOSITIONS AND METHODS FOR MODULATING IMMUNE RESPONSES - The present invention provides a newly identified B7 receptor, zB7R1 that functions as lymphocyte inhibitory receptor, which is a PD-1-like molecule and is expressed on T cells. The present invention also provides the discovery of zB7R1's ability to bind to CD155. Methods and compositions for modulating zB7R1-mediated negative signaling and interfering with the interaction of its counter-receptor for therapeutic, diagnostic and research purposes are also provided. | 2022-01-06 |
20220002420 | ANTI-GAL3 ANTIBODIES AND USES THEREOF - Disclosed herein are antibodies that specifically bind to Gal3 and methods of use thereof. In some embodiments, also described herein are methods of inducing immune activation or promoting T cell or Natural Killer cell proliferation with an antibody that specifically binds to Gal3. Also disclosed herein are methods and compositions of reducing fibrosis or propensity thereof in a tissue with antibodies that specifically bind to Gal3. In some cases, the anti-Gal3 antibody also disrupts the interaction between Gal3 and TIM-3. | 2022-01-06 |
20220002421 | NOVEL C-MET AND TMX2 ANTIBODIES - The present invention provides: a novel method for the production of truly fully human monoclonal antibodies against specific antigens of our choice using isolated human blood cells. These antigens may include but are not limited to peptide sequences found in c-met and TMX2 proteins; an antibody specific for c-met protein produced with said method; an antibody specific for TMX2 protein produced with said method; and a new means and method for the diagnosis, prevention and/or cancer treatment by means of the aforementioned antibodies. | 2022-01-06 |
20220002422 | Antigen Binding Proteins that Bind c-Met - There is disclosed compositions and methods relating to or derived from anti-c-Met antibodies. More specifically, there is disclosed fully human antibodies that bind c-Met, c-Met-binding fragments and derivatives of such antibodies, and c-Met-binding polypeptides comprising such fragments. Further still, there is disclosed nucleic acids encoding such antibodies, antibody fragments and derivatives and polypeptides, cells comprising such polynucleotides, methods of making such antibodies, antibody fragments and derivatives and polypeptides, and methods of using such antibodies, antibody fragments and derivatives and polypeptides, including methods of treating or diagnosing subjects having c-Met related disorders or conditions, including various inflammatory disorders and various cancers. | 2022-01-06 |
20220002423 | AGONISTIC TUMOR NECROSIS FACTOR RECEPTOR SUPERFAMILY POLYPEPTIDES - Described are agonistic TNFR2 polypeptides, such as antibodies and antigen-binding fragments thereof, and the use of these polypeptides to stimulate the proliferation of regulatory T cells (Treg cells) and/or myeloid-derived suppressor cells (MDSCs), as well as to inhibit the function of, reduce the proliferation of, and/or directly kill, T effector cells, such as CD8+ T effector cells. The polypeptides, such as antibodies and antigen-binding fragments thereof, of the disclosure can be used, for example, to suppress autoimmunity and inflammation, as well as to promote the protection, healing, preservation, and/or regeneration of a wide variety of tissues and organs, such as tissues and organs containing TNFR2+ cells. | 2022-01-06 |
20220002424 | GENETICALLY MODIFIED NATURAL KILLER CELLS FOR CD70-DIRECTED CANCER IMMUNOTHERAPY - Several embodiments of the methods and compositions disclosed herein relate to immune cells that are engineered to express chimeric antigen receptors (CAR) and/or genetically modified to reduce potential side effects of cellular immunotherapy. Several embodiments relate to genetic modifications to the immune cells, such as Natural Killer (NK) cells, to reduce, substantially, reduce, or eliminate expression of a marker by the immune cells that would otherwise cause them to be self-targeted by the CAR. In several embodiments, the CAR targets CD70, and in some embodiments is used for renal cell carcinoma immunotherapy. | 2022-01-06 |
20220002425 | GUIDANCE AND NAVIGATION CONTROL PROTEINS AND METHOD OF MAKING AND USING THEREOF - The application provides guidance and navigation control (GNC) proteins. In one embodiment, the GNC protein Comprises a T-cell binding moiety and a cancer-targeting moiety, wherein the T-cell binding moiety has a binding specificity to a T-cell receptor comprising CD3, CD28, PDL1, PD1, OX40, 4-1BB, GITR, TIGIT, TIM-3, LAG-3, CTLA4, CD40, VISTA, ICOS, BTLA, Light, NKp30, CD28H, CD27, CD226, CD96, CD112R, A2AR, CD160, CD244, CECAM1, CD200R, TNFRSF25 (DR3), or a combination thereof, and wherein the cancer targeting moiety has a binding specificity to a cancer cell receptor. | 2022-01-06 |
20220002426 | NOVEL AGONISTIC ANTI TNFR2 ANTIBODY MOLECULES - Described are novel antibody molecules that specifically bind to TNFR2 on a target cell and thereby agonize TNFR2, but that do not block the ligand TNF-α from binding to the TNFR2. Also described is the use of such antibody molecules in medicine, i.a, in treatment of cancer or chronic inflammatory diseases. | 2022-01-06 |
20220002427 | BISPECIFIC ANTIBODY AGAINST BCMA AND CD3 AND AN IMMUNOLOGICAL DRUG FOR COMBINED USE IN TREATING MULTIPLE MYELOMA - The invention relates to a bispecific antibody specifically binding to human B cell maturation antigen (BCMA) and to human CD3ε (CD3) together with an immunotherapeutic drug for combined use in treating multiple myeloma. | 2022-01-06 |
20220002428 | BINDING MOLECULES TO THE HUMAN OX40 RECEPTOR - The present disclosure provides isolated binding molecules that bind to the human OX | 2022-01-06 |
20220002429 | TUMOR CELL AGGREGATION INHIBITORS' FOR TREATING CANCER - Disclosed are methods for treating cancer in a subject. The methods typically include administering to the subject a therapeutic agent that inhibits aggregation of tumor cells. | 2022-01-06 |
20220002430 | IMMUNOGLOBULIN VARIANTS AND USES THEREOF - The invention provides humanized and chimeric anti-CD20 antibodies for treatment of CD20 positive malignancies and autoimmune diseases. | 2022-01-06 |
20220002431 | BISPECIFIC ANTIBODY BINDING TO CD20 AND CD3 AND USES THEREOF - Disclosed is a bispecific antibody that specifically binds to surface antigens CD3 of immune cells and CD20 antigens on the surfaces of tumor cells, and that can bind to human CD3 with high affinity, inducing T cell proliferation, and mediating tumor cell killing. The bispecific antibody in an in vitro test was able to mediate the specific killing of target cells by T cells. The construction method thereof is simple, avoiding the possibility of mismatch between two sets of light chains and heavy chains of heterobispecific antibodies, thereby reducing the difficulty of antibody purification. The affinity of the obtained antibody is high, the side effects caused by cytokines are small, and safety is high. | 2022-01-06 |
20220002432 | CD38 AND ICAM1 ANTIBODIES AND USES THEREOF - Disclosed herein are anti-CD38 antibodies, anti-ICAM1 antibodies, pharmaceutical compositions comprising anti-CD38 antibodies and/or anti-ICAM1 antibodies, and methods of use for the treatment of a proliferative disease. In certain embodiments, also disclosed herein are multi-specific antibodies (e.g., bispecific antibodies) comprising a first targeting moiety that specifically binds to CD38 and a second targeting moiety that specifically binds to ICAM1, pharmaceutical compositions comprising the multi-specific antibodies, and methods of use for the treatment of a proliferative disease. | 2022-01-06 |
20220002433 | BRAIN TARGETED DRUG DELIVERY METHOD VIA SYNDECAN-3 - The invention relates to a method for brain targeted delivery of macromolecular protein or peptide ligands, including mono- or bispecific antibodies, nanobodies and active ingredients possessing specificity for 45 to 384 amino acid region of the SDC3 core protein into the brain, by a.) attaching the mono- or bispecific SDC3 antibody, nanobody, or mono or bispecific macromolecular ligands via systemic circulation to 45 to 384 amino acid region of SDC3 expressed on endothelial cells of the blood-brain-barrier, or b.) conjugating an active ingredient to an SDC3 specific mono- or bispecific antibody, nanobody, or mono or bispecific macromolecular ligands, and attaching the conjugate via systemic circulation to SDC3 expressed by endothelial cells of the blood-brain-barrier. Furtheron the invention relates to the use of a syndecan-3 target antibody, nanobody or macromolecular ligand, alone or in association with an active ingredient, as a therapeutic agent for treating neurodegenerative or metabolic disorders. | 2022-01-06 |
20220002434 | ANTIBODIES AGAINST SIGNAL-REGULATORY PROTEIN ALPHA AND METHODS OF USE - Provided herein, inter alia, are isolated antibodies that bind an extracellular domain of a human SIRP-α v1 polypeptide (e.g., the D1 domain), an extracellular domain of a human SIRP-α v2 polypeptide, or both. In some embodiments, the antibodies also bind an extracellular domain of a monkey SIRP-α polypeptide, an extracellular domain of a mouse SIRP-α polypeptide, an extracellular domain of a human SIRP-β polypeptide, and/or an extracellular domain of a human SIRP-γ polypeptide. In some embodiments, the antibodies block or do not binding between an extracellular domain of a human SIRP-α polypeptide and an IgSF domain of a human CD47 polypeptide, while in some embodiments, the antibodies reduce the affinity of a human SIRP-α polypeptide for binding an IgSF domain of a human CD47 polypeptide. Further provided herein are methods, polynucleotides, vectors, and host cells related thereto. | 2022-01-06 |
20220002435 | ANTIBODIES TARGETING EPN1 - Described herein, are antibodies specific for epsin-1 (EPN1), an antigen expressed on the surface of various cancer cells. Methods for treating, ameliorating and diagnosing various types of cancers characterized by EPN1-expressing tumor cells are also disclosed. | 2022-01-06 |
20220002436 | ANTI-HER2 POLYPEPTIDES AND METHODS OF USE THEREOF - The present disclosure relates to anti-HER2 constructs, such as Fc polypeptide dimer-antibody variable region fusion proteins, that cross the BBB and bind to HER2 in the brain parenchyma. In some embodiments, the anti-HER2 constructs (e.g., Fc polypeptide dimer-antibody variable region fusion proteins) retain effector function upon binding to HER2, but do not substantially deplete reticulocytes in vivo. The present disclosure also relates to methods for transcytosing an anti-HER2 antibody variable region across the BBB and treating HER2-positive cancers and metastatic lesions thereof. | 2022-01-06 |
20220002437 | METHODS OF TREATING CANCERS USING PD-1 AXIS BINDING ANTAGONISTS AND TAXANES - The invention provides methods and compositions for treating cancer and for enhancing immune function in an individual having cancer. The methods comprise administering a PD-1 axis binding antagonist and a taxane. | 2022-01-06 |
20220002438 | MUSK INHIBITION - Novel methods for treating condition, disorder and/or symptom which is alleviated by the inhibition of neuromuscular transmission in a subject are provided herein. The invention also provides binding agents for use in treating the same. | 2022-01-06 |
20220002439 | Methods for Treating Conditions Associated with MASP-2 Dependent Complement Activation - In one aspect, the invention provides methods of inhibiting the effects of MASP-2-dependent complement activation in a living subject. The methods comprise the step of administering, to a subject in need thereof, an amount of a MASP-2 inhibitory agent effective to inhibit MASP-2-dependent complement activation. In some embodiments, the MASP-2 inhibitory agent inhibits cellular injury associated with MASP-2-mediated alternative complement pathway activation, while leaving the classical (C1q-dependent) pathway component of the immune system intact. In another aspect, the invention provides compositions for inhibiting the effects of lectin-dependent complement activation, comprising a therapeutically effective amount of a MASP-2 inhibitory agent and a pharmaceutically acceptable carrier. | 2022-01-06 |
20220002440 | ANTI-CHI3L1 ANTIBODIES FOR THE DETECTION AND/OR TREATMENT OF NONALCOHOLIC FATTY LIVER DISEASE/ NONALCOHOLIC STEATONHEPATITIS AND SUBSEQUENT COMPLICATIONS - The present disclosure relates to antibodies that bind human chitinase-3-like protein 1 (CHI3L1) and uses thereof. In aspects, the antibodies are useful in compositions and methods for detecting and/or treating nonalcoholic steatohepatitis (NAFLD) or nonalcoholic fatty liver disease (NASH) in a subject, as well as subsequent complications of untreated progression in the liver of a subject, such as liver cirrhosis and/or a hepatocellular carcinoma. | 2022-01-06 |
20220002441 | ANTI-CEA ANTIBODIES - The present invention provides antigen binding molecules (ABMs) which bind membrane-bound CEA, including ABMs with improved therapeutic properties, and methods of using the same. | 2022-01-06 |
20220002442 | FIBROUS CELLULOSE, FIBROUS CELLULOSE DISPERSION, AND PRODUCTION METHOD FOR FIBROUS CELLULOSE - An object of the present invention is to provide ultrafine fibrous cellulose capable of exhibiting excellent coating suitability when added to paint. The present invention relates to fibrous cellulose having a fiber width of 1,000 nm or less, in which, when the fibrous cellulose is dispersed in water to form a dispersion liquid having a viscosity of 2,500 mPa·s at 23° C., and the dispersion liquid is stirred under predetermined stirring conditions, a viscosity change rate falls within ±50%, calculated by the following formula: viscosity change rate (%)=(viscosity after stirring−viscosity before stirring)/viscosity before stirring×100 | 2022-01-06 |
20220002443 | RESISTANT STARCH AND PRODUCTION METHOD THEREOF - A resistant starch is provided which, when added to a food, does not reduce the flavor of the food. This resistant starch is characterized in that the supernatant, obtained by creating a 33% suspension of the resistant starch in ultrapure water and centrifugally separating for 10 minutes at 2000×g, exhibits electrical conductivity of less than 350 μS/cm. A method for producing a resistant starch is also provided which involves a step for mixing a raw material starch and an acid and subjecting the mixture to conditions in which the resistant starch is generated. | 2022-01-06 |
20220002444 | REACTIVE POLYSACCHARIDE-BASED HEMOSTATIC AGENT - Compositions and methods related to powdered hemostats that crosslink during and/or after application to a bleeding site are generally described. | 2022-01-06 |
20220002445 | THERMOPLASTIC STARCH AND STARCH-BASED BIODEGRADABLE FILM - A multi-stage modified thermoplastic starch (TPS) masterbatch is obtained by four-stage modification treatment as follows: (i) 100 parts of starch with a moisture content of 15% to 30% are added to a high-speed mixer and stirred under room temperature; (ii) Heated to 50° C. to 70° C., polybutadiene (PB), plasticizer and a chemical modifier are added. The mixture is then stirred a second time; (iii) Heated to 75° C. to 95° C., tackifier, lubricant, filler and chain extender are added. The mixture is again stirred a third time. (iv) A biodegradable resin is added at this temperature, and the resulting mixture is stirred a fourth time. After the stirring is completed, the resulting mixture is incubated at this temperature for a predetermined time, and then added to a twin-screw extruder for melt extrusion. The present invention also discloses a preparation method and use. | 2022-01-06 |
20220002446 | METHOD OF SEPARATING HEMICELLULOSE THROUGH EFFICIENT PRETREATMENT OF FIBROUS BIOMASS AND COMPREHENSIVELY UTILIZING THE SAME - The invention proposes a method of separating hemicellulose through efficient pretreatment of fibrous biomass materials. Fibrous biomass materials are first pretreated by the slurry method: the fibrous biomass materials are milled through ball mills and sieved to obtain fibrous biomass material powder, and the powder is mixed with water at room temperature to obtain slurry premixed solution of the fibrous biomass material powder. Through regulation and control of the reaction temperature, the time and the water amount, efficient hydrothermal removal of hemicellulose from the fibrous biomass material powder is realized. After the mixed solution is filtered, the filtrate is subject to gradient sedimentation to separate hemicellulose with low dispersity, and the sediment is then dried before storage. After the filter residue is mixed with polar aprotic solvent and water, and heated and stirred in a pressurized reactor, high-purity cellulose is obtained through filtering and separation. | 2022-01-06 |
20220002447 | PHOTOCURABLE RESIN COMPOSITION AND RESIN CURED PRODUCT - A photocurable resin composition includes: a first reactive compound that forms a glass phase through curing; a second reactive compound that is compatible with the first reactive compound and forms a rubber phase through curing; and a photopolymerization initiator. The first reactive compound includes at least a reactive monomer, and the second reactive compound includes at least a reactive oligomer. A polar term dP | 2022-01-06 |
20220002448 | SUPPORTED CATALYST FOR OLEFIN POLYMERIZATION, AND METHOD FOR PREPARING POLYOLEFIN BY USING SAME - The present invention relates to a supported catalyst for olefin polymerization, and a method for preparing a polyolefin by using same, the supported catalyst comprising: a main catalyst comprising a metallocene-based compound; a cocatalyst comprising an organoaluminum-based compound; an aromatic compound in which two or more polar groups selected from a hydroxyl group (—OH), an amine group (—NH | 2022-01-06 |
20220002449 | Preparation of Large Pore Silicas and Uses Thereof in Chromium Catalysts for Olefin Polymerization - Silica composites and supported chromium catalysts having a bulk density of 0.08 to 0.4 g/mL, a total pore volume of 0.4 to 2.5 mL/g, a BET surface area of 175 to 375 m | 2022-01-06 |
20220002450 | COMPOSITION FOR FORMING PATTERN, KIT, PATTERN PRODUCING METHOD, PATTERN, AND METHOD FOR MANUFACTURING SEMICONDUCTOR ELEMENT - Provided are: a composition for forming a pattern for imprinting, which contains a polymerizable compound, a photopolymerization initiator, and an organic halogen compound containing at least one atom selected from the group consisting of a chlorine atom, a bromine atom, and an iodine atom, in which the organic halogen compound is a compound which is stable to light of a mercury lamp, and a content of the organic halogen compound is 0.001% to 1.0% by mass with respect to a total solid content in the composition for forming a pattern; a kit including the composition for forming a pattern; a pattern producing method; a pattern; and a method for manufacturing a semiconductor element. | 2022-01-06 |
20220002451 | 3D PRINTED MATERIAL, STRUCTURE AND METHOD FOR MAKING THE SAME - A formulation for a photopolymer composite material for a 3D printing system includes an acrylate oligomer, an inorganic hydrate, a reinforcing filler, and an ultraviolet (UV) initiator. In the formulation the acrylate oligomer may be found in the range between about 20.0-60.0 w % of the formulation. The inorganic hydrate may be found in the range between about 20.0-50.0 w % of the formulation. The reinforcing filler may be found in the range between about 5.0-60.0 w % of the formulation, and the UV initiator may be found in the range between about 0.001-0.5 w % of the formulation. A method of generating a formulation of a photopolymer composite material for use in a 3D printing system includes using an acrylate oligomer, an inorganic hydrate, a reinforcing filler, and an ultraviolet (UV) initiator. | 2022-01-06 |
20220002452 | SURFACE GRADIENT CROSS-LINKING METHOD OF ULTRA-HIGH MOLECULAR WEIGHT POLYETHYLENE AND THE APPLICATION THEREOF - The invention relates to a surface gradient cross-linked method of a ultra-high molecular weight polyethylene and the application thereof. The surface gradient crosslinked method of ultrahigh molecular weight polyethylene includes a n ultra-high molecular weight polyethylene surface photoinitiator diffusion step and an ultraviolet light irradiation crosslinking step. In this method, the photoinitiator is diffused deeply into the surface of ultra-high molecular weight polyethylene, the body material shows a gradient cross-linking from the surface to the inside after ultraviolet irradiation so that the whole bulk has a high toughness and the surface there of has a high wear resistance. | 2022-01-06 |
20220002453 | HINDERED AMINE STABILIZED UV ACTIVE ORGANOPALLADIUM CATALYZED POLYCYCLOOLEFIN COMPOSITIONS AS OPTICAL MATERIALS - Embodiments in accordance with the present invention encompass compositions comprising a organopalladium compound, a photoacid generator, a photosensitizer, one or more olefinic monomers and a stabilizer, such as for example a hindered amine, which undergo vinyl addition polymerization when said composition is exposed to a suitable actinic radiation to form a substantially transparent film. The compositions of this invention are stable at room temperature for several days to several months and can also be stored at higher temperatures from about 40° C. to 60° C. for several days and undergo mass polymerization only when subjected to suitable actinic radiation. The monomers employed therein have a range of optical and mechanical properties, and thus these compositions can be tailored to form films having various opto-electronic properties. Accordingly, compositions of this invention are useful in various applications, including as coatings, encapsulants, fillers, leveling agents, sealants, adhesives, among others. | 2022-01-06 |
20220002454 | PROCESS AND HYDROCARBON SOLUBLE SALINE HYDRIDE CATALYST FOR HYDROGEN MEDIATED SALINE HYDRIDE INITIATED ANIONIC CHAIN TRANSFER POLYMERIZATION AND POLYMER DISTRIBUTION COMPOSITIONS PRODUCED THEREFROM - This invention relates to processes for forming hydrogen mediated saline hydride initiated anionic polymer distributions via novel polymerization conditions in which molecular hydrogen is a chain transfer agent and a Lithium Aminoalkoxide Complexed Saline Hydride (LOXSH) forms an anionic polymer chain initiating species by addition of saline hydride to an anionically polymerizable hydrocarbon monomer. This invention further relates to polystyrene compositions having greatly improved microstructures free of co-product polymer chain distributions. This invention also relates to novel hydrocarbon soluble saline hydride catalyst and reagent compositions useful in conducting the hydrogen mediated saline hydride initiated polymerizations of this invention. This invention further relates to hydrocarbon soluble lithium hydride catalysts and reagent compositions formed from dimethylaminoethanol, an alkyllithium reagent and molecular hydrogen. It also relates to the catalyst forming processes, the use of the catalyst in hydrogen mediated anionic polymerization of styrene (HMAPS) and the resulting low molecular weight polystyrene distributions of low asymmetry and high “head to tail” microstructure. | 2022-01-06 |
20220002455 | PRODUCING POLYOLEFIN PRODUCTS - Catalyst systems and methods for making and using the same. A method of methylating a catalyst composition while substantially normalizing the entiomeric distribution is provided. The method includes slurrying the organometallic compound in dimethoxyethane (DME), and adding a solution of RMgBr in DME, wherein R is a methyl group or a benzyl group, and wherein the RMgBr is greater than about 2.3 equivalents relative to the organometallic compound. After the addition of the RMgBr, the slurry is mixed for at least about four hours. An alkylated organometallic is isolated, wherein the methylated species has a meso/rac ratio that is between about 0.9 and about 1.2. | 2022-01-06 |
20220002456 | POLYMERS FOR METAL SURFACE TREATMENT - The instant invention concerns polymers obtained by radical copolymerization of a mixture of (1) acrylic acid; (2) methacrylic acid; and (3) at least one allylcatechol selected from 4-allylbenzene-1,2-diol, 3-allylbenzene-1,2-diol and mixtures thereof. The polymers are especially useful for treating a metallic surface intended to be coated by a paint, a varnish or an adhesive. The invention also concerns methods of coatings making use of this polymer P, compositions comprising the polymer P and useful for these methods, and the obtained coated materials. | 2022-01-06 |
20220002457 | Acrylic Polymer - A novel acrylic polymer is provided. The novel acrylic polymer is an acrylic polymer which has a lactone ring structure in the main chain and has a melt flow rate of 2 g/10 minutes or more as measured at 230° C. under a load of 3.8 kg according to JIS K 7210. | 2022-01-06 |
20220002458 | ACRYLATE COPOLYMERS FOR GALENIC APPLICATIONS - The invention relates to a copolymer for galenic applications, having an acrylate backbone and sidearms, containing α-hydroxycarboxylic acid groups. The invention further relates to the process of preparing the foregoing copolymer for galenic applications and its use thereof. | 2022-01-06 |
20220002459 | Multi-Stage Polymer with Low MW Shell and High Tg Core for Early Block Resistance - Polymers including multi-stage polymers that combine the structural integrity of a polymer with a high glass transition temperature (Tg) with a softer, lower molecular weight polymer that coalesces quickly and is flexible to maintain scrubbability are disclosed. Architectural compositions containing these film-forming polymers exhibit anti-blocking properties within one hour from being applied to a substrate. | 2022-01-06 |
20220002460 | BRANCHED POLYMERS - Responsive or degradable branched polymers may be prepared by the free radical polymerisation of a multivinyl monomer in the presence of a chain transfer agent, using a source of radicals, wherein the extent of propagation is controlled relative to the extent of chain transfer to prevent gelation of the polymer. The multivinyl monomer may comprise a cleavable group, for example an ester, or a multiplicity of such groups, between two vinyl groups. Said monomer may be a macromonomer containing multiple cleavage sites. | 2022-01-06 |
20220002461 | Composite With Reduced Polymerization Shrinkage Stress - Radically polymerizable dental material which contains at least one compound of Formulae I to III: | 2022-01-06 |
20220002462 | HYDROPHILIC COMPOSITIONS - A process of forming a cross-linked electronically active hydrophilic co-polymer is provided and includes the steps of: a. mixing an intrinsically electronically active material and at least one compound of formula (I) with water to form an intermediate mixture; b. adding at least one hydrophilic monomer, at least one hydrophobic monomer, and at least one cross-linker to the intermediate mixture to form a co-monomer mixture; and c. polymerising the co-monomer mixture. Formula (I) is defined as: | 2022-01-06 |
20220002463 | Dielectric Film-Forming Composition - This disclosure relates to a dielectric film-forming composition that includes at least one cyclized polydiene resin, and one or both of at least one reactive functional compound and at least one catalyst. | 2022-01-06 |
20220002464 | BLOCK COPOLYMER STRUCTURE AND THE PREPARING METHOD THEREOF - A block copolymer having the general formula as formula (1): mediator-P | 2022-01-06 |
20220002465 | EARLY-STRENGTH POLYCARBOXYLATE SUPERPLASTICIZER WITH MOF STRUCTURE AND PREPARATION METHOD THEREOF - An early-strength polycarboxylate superplasticizer with an MOF structure and a preparation method thereof are provided. The preparation method includes the following steps: 1) performing an amidation reaction on amine-containing nanocrystalline MOFs and a halogen acyl halide organic molecule to form the halogen-containing ATRP initiator; 2) performing an ATRP reaction on the obtained ATRP initiator, an unsaturated ester monomer, an unsaturated polyether macromonomer and a transition metal complex to obtain the early-strength polycarboxylate superplasticizer with the MOF structure. The present invention regulates the number and length of branch chains and product performance by controlling the number of amine groups contained in the nanocrystalline MOFs and ATRP, and has the advantages of rapid reaction, high efficiency, non-toxic and non-pollution, and simple operation. The prepared early-strength polycarboxylate superplasticizer with the MOF structure has early-strength performance and stable product performance. | 2022-01-06 |
20220002466 | POLYMERS - A block copolymer comprising at least three polymer blocks, block A, block B and block C, wherein block A comprises polymerised monomer A′ or polymerised monomers A′ and C′; block B comprises polymerised monomer B′; and block C comprises polymerised monomer C′ or polymerised monomers A′ and C′; wherein monomers A′, B′ and C′ are defined herein. | 2022-01-06 |
20220002467 | PROCESS FOR PRODUCING POLYOXYMETHYLENE POLYMERS HAVING INTERMEDIATE CHAIN LENGTH - A process for producing polyoxymethylene polymers comprises the reaction of aqueous formaldehyde solution with an aqueous solution of a base, wherein A) a starter solution comprising formaldehyde is initially charged and B) an aqueous formaldehyde solution and a base are added to the starter solution to obtain a reaction mixture. The starter solution in step A) has a temperature of ≥40° C. to ≤46° C. and the additions of the solutions in step B) are performed at a temperature of the reaction mixture of ≥40° C. to ≤46° C. The base is an alkali metal hydroxide and/or an alkaline earth metal hydroxide and the molar ratio of formaldehyde to base is ≥55:1 to ≤90:1 based on the total amounts of formaldehyde and base employed in the process. The base in step B) is added in aqueous solution. | 2022-01-06 |
20220002468 | POLYURETHANE OR POLYURETHANE-UREA COMPOSITIONS WITH REDUCED COLD HARDENING - A polyurethane or polyurethane-urea composition with reduced cold hardening being the reaction product of: a) at least one block copolymer of A-B-A type with an average number molecular weight of 1000 to 5000 g/mol, and being the reaction product of a poly(alkylene oxide) diol and a cyclic lactone or ether, the poly(alkylene oxide) diol being present in the range 30-70 wt % of the block copolymer and the cyclic lactone or ether is present in the range 30-70 wt, and b) at least one diisocyanate, and associated uses of the same. | 2022-01-06 |
20220002469 | POLYOL COMPOSITIONS AND METHODS - In one aspect, the present invention encompasses blends of polyols comprising a polycarbonate polyol and an additional polyol selected from a polyether or polyester polyol, resulting polyurethanes derived from such blends of polyols, methods of making such polyurethane compositions, and coatings and adhesives derived from such polyurethane compositions. | 2022-01-06 |
20220002470 | METHOD OF LINING A STRUCTURE WITH A DELAYED CURING RESIN COMPOSITION - A resin composition and method for installing a pipe liner that allows the liner to be fully wet out with a resin and activator and stored for a period of up to six months prior to installation and curing. A method of lining a pipe with a delayed curing resin composition is also provided that includes fully wetting out a liner with a blended two part epoxy composition such that the liner can be transported in a wet out fashion, placed in a pipe to be lined and repositioned as needed without concern for the resin composition to begin curing. | 2022-01-06 |
20220002471 | CURABLE RESIN AND METHOD AND SYSTEM FOR INSULATING ELECTRICAL ITEMS THEREWITH - A latent curable, single component, epoxy resin with a viscosity at 25° C. of between 50 and 100 poise may include, by weight: i) 60-90% of epichlorohydrin and bisphenol F; ii) 10-40% of epichlorohydrin and bisphenol A; and iii) 2-10% of a reactive catalyst, which is an encapsulated aliphatic polyamine, which cures above 80° C. | 2022-01-06 |
20220002472 | DECOMPOSABLE AND RECYCLABLE EPOXY THERMOSETTING RESINS - A thermoset precursor composition includes a backbone comprising an imine bond bonding at least one of: 1) aromatic compounds together, or 2) bonding an aromatic compound to an aliphatic chain, and at least one of: an epoxy group terminating the backbone or an aldehyde group terminating the backbone. The thermoset precursor can have at least two epoxy groups, one epoxy group and one aldehyde group, or two aldehyde groups. | 2022-01-06 |
20220002473 | PROCESS FOR THE PRODUCTION OF EPOXY RESINS - A process is disclosed for the production of an epoxy resin. This process includes providing lignin, one or more acids and/or esters derived from epoxidized vegetable oil(s), optionally a solvent and optionally a catalyst, to form a reactive mixture. The reactive mixture is mixed and cured in the presence of a curing agent to form the epoxy resin. | 2022-01-06 |
20220002474 | BISBENZOCYCLOBUTENE FORMULATIONS - Compositions for forming polymer layers useful in the manufacture of optical devices, particularly optical waveguides, and methods of forming such devices are provided. | 2022-01-06 |
20220002475 | Conductive Polymer Composition - An electrically or thermally conductive polymer composition, includes: a polyester polymer having a backbone including at least 12 consecutive carbon atoms between ester linkages; and conductive particles dispersed in the polyester polymer. A component including an electrically or thermally conductive polymer composition is also disclosed. A method for self-regulating a temperature of a component is also disclosed. | 2022-01-06 |
20220002476 | METHOD FOR PREPARING A POLYESTER OF THE POLY(1,4:3,6-DIANHYDROHEXITOL-COCYCLOHEXYLENE TEREPHTHALATE) TYPE - The invention relates to a method for preparing a polyester of the poly(1,4:3,6-dianhydrohexitol-cocyclohexylene terephthalate) type using at least one nucleating agent. The invention also relates to a composition comprising a polyester of the poly(1,4:3,6-dianhydrohexitol-cocyclohexylene terephthalate) type and at least one nucleating agent as well as to a finished or semi-finished plastic article comprising the composition according to the invention. | 2022-01-06 |
20220002477 | POLYESTER FILM, PREPARATION METHOD THEREOF AND METHOD FOR REPRODUCING POLYETHYLENETEREPHTHALATE CONTAINER USING SAME - Embodiments relate to a polyester film, preparation method thereof and method for reproducing polyethyleneterephthalate (PET) container using same, the crystallization temperature (Tc) of the polyester film is not measured or is 70° C. to 130° C., as measured by differential scanning calorimetry, whereby it is possible to easily control the crystallinity. Accordingly, the polyester film has excellent shrinkage characteristics and recyclability, and clumping rarely occurs even if it is dried at high temperatures for a long period of time in the regeneration process. | 2022-01-06 |
20220002478 | POLYMERIC BIOMATERIALS DERIVED FROM PHENOLIC MONOMERS AND THEIR MEDICAL USES - The present invention provides new classes of phenol compounds, including those derived from tyrosol and analogues, useful as monomers for preparation of biocompatible polymers, and biocompatible polymers prepared from these monomeric phenol compounds, including novel biodegradable and/or bioresorbable polymers. These biocompatible polymers or polymer compositions with enhanced bioresorbabilty and processability are useful in a variety of medical applications, such as in medical devices and controlled-release therapeutic formulations. The invention also provides methods for preparing these monomeric phenol compounds and biocompatible polymers. | 2022-01-06 |
20220002479 | METHOD FOR CRYSTALLIZING A POLYESTER COMPRISING AT LEAST ONE 1,4:3,6-DIANHYDROHEXITOL UNIT - The invention relates to the field of polymers and relates to a process for crystallizing polyester. More particularly, this is a crystallization process comprising a step of provision of a polyester comprising at least one 1,4:3,6-dianhydrohexitol unit, a step of provision of a coalescence-preventing additive, and a step of crystallization of said semicrystalline polyester. The process according to the invention makes it possible to greatly limit, indeed even to eliminate, the phenomenon of agglomeration of the polyester granules during the crystallization. | 2022-01-06 |
20220002480 | FUNCTIONAL RESIN COMPOSITION COMPRISING BIOMASS-DERIVED COMPONENT - The present invention relates to a functional resin composition comprising a biomass-derived component, and more particularly to a functional resin composition comprising: a biomass-derived component; an aromatic dicarboxylic acid; an alcohol component; a chain extender; and a multifunctional compound. The biomass-derived component is biomass-derived succinic acid alone or a mixture of biomass-derived succinic acid alone and fossil-derived aliphatic dicarboxylic acid. The functional resin composition comprising these components has excellent processability, moldability, tearing strength and tensile strength, and does not easily change over time due to its excellent hydrolysis resistance. | 2022-01-06 |
20220002481 | METHOD FOR PREPARING POLYESTER POLYOL - The present application discloses a method for preparing polyester polyol comprising performing transesterification of raw materials containing inorganic oxyacid ester and polyhydric alcohol to obtain the polyester polyol. The polyester polyol obtained by the method described in the present application has higher heat resistance. | 2022-01-06 |
20220002482 | Preparation method for polylactic acid grafted chitosan nanowhiskers - Disclosed is a preparation method for polylactic acid grafted chitosan nanowhiskers, and belongs to the technical field of materials. The preparation method of the disclosure is that after lactide, a catalyst and chitosan are uniformly mixed, polymerization grafting is performed to prepare PLA-g-CS, and then the PLA-g-CS is dispersed into an alkali liquor to obtain nanowhiskers by a repeated freezing/unfreezing method, with no solvent used in a polymerization grafting process. The method has advantages that the nanowhiskers can be prepared from the PLA-g-CS without a good solvent, and the whole reaction is efficient, clean, and environmentally friendly. | 2022-01-06 |
20220002483 | FUNCTIONAL POLYESTER AND METHOD OF PRODUCING THE SAME - There is described a method for the production of a functional polyester having functional group X. The method comprises the step of melt blending a composition comprising (i) a high number average molecular weight (Mn) polyester having a Mn of ≥6,000 Da; and (ii) a functional compound comprising functional group Y which may be the same as functional group X or be different to functional group X but be operable to form functional group X in the functional polyester. The composition is melt blended such that the high Mn polyester and the functional compound react to produce the functional polyester. The high Mn polyester has a Mn that is higher than the Mn of the functional compound. The present invention extends to functional polyesters produced by the method; aqueous, solventborne and powder coating compositions containing the functional polyester, and articles coated with the said coating compositions. | 2022-01-06 |
20220002484 | High Temperature Semicrystalline Poly(aryl ether ketone) Copolymers - Compositions and methods for a semicrystalline poly(aryl ether ketone) copolymers incorporating 2-benzimidazolinone and 4,4′-biphenol as comonomer units with 4,4′-dihalobenzophenone, and compositions and methods for semicrystalline poly(aryl ether ketone) copolymers incorporating 2-benzimidazolinone and 4,4′-biphenol as comonomer units with 1,4-bis(4-dihalobenzoyl)benzene are described herein. The Copolymers have advantageous properties, particularly in terms of high glass transition temperatures (T | 2022-01-06 |
20220002485 | METHOD FOR SYNTHESIZING DIHYDROXYL-TERMINATED POLYPHENYLENE OXIDE OLIGOMER - Disclosed is a method for synthesizing dihydroxyl-terminated polyphenylene oxide oligomer. The method for synthesizing dihydroxyl-terminated polyphenylene oxide oligomer, comprising oxidatively copolymerizing monohydric phenol and dihydric phenol in the presence of a metal-polyethyleneimine complex as a catalyst, to obtain the dihydroxyl-terminated polyphenylene oxide oligomer. The synthesizing method of the present disclosure uses a metal-polyethyleneimine complex as a catalyst, which has a milder catalytic activity, can effectively promote the reaction between the dihydric phenol and the monohydric phenol, increases the hydroxyl content of the product, meanwhile reduces the amount of the residual dihydric phenol monomer in the product, so that the quality of the product can be improved. The dihydroxyl-terminated polyphenylene oxide oligomer prepared can be used as additive and copolymerization block in other thermoplastic plastics, thermoplastic elastomers and thermosetting materials, thereby improving the performances of the material, such as thermal performance, adhesion, mechanical property, chemical resistance, and electrical property. | 2022-01-06 |
20220002486 | SEMI-AROMATIC POLYAMIDE RESIN AND METHOD FOR PRODUCING SAME - The present invention provides a semi-aromatic polyamide resin which is excellent in heat resistance and heat discoloration resistance, which can suppress a mold staining due to outgassing during melt molding, and which is excellent in melt fluidity, gelation characteristics and mechanical properties, wherein the semi-aromatic polyamide resin contains a constituent unit obtained from hexamethylenediamine and terephthalic acid and a constituent unit obtained from 11 -aminoundecanoic acid or undecane lactam, wherein a relative viscosity (RV) of the semi-aromatic polyamide resin is within a range of 2.65 to 3.50, and wherein a relationship among a concentration of terminal amino groups (AEG), a concentration of terminal carboxyl groups (CEG) and a concentration of terminal amino groups blocked by a monocarboxylic acid (EC) satisfies the specific formulae. | 2022-01-06 |
20220002487 | BINDER - The present disclosure provides for improved binder compositions comprising an amine component, as well as methods for manufacturing articles and collections of matter comprising the disclosed binder compositions. | 2022-01-06 |
20220002488 | CURABLE RESIN COMPOSITION, CURED FILM, LAMINATE, METHOD FOR MANUFACTURING CURED FILM, SEMICONDUCTOR DEVICE, AND POLYMER PRECURSOR - There are provided a curable resin composition containing at least one polymer precursor selected from the group consisting of a polyimide precursor and a polybenzoxazole precursor, where the polymer precursor has a heterocyclic ring structure containing two or more nitrogen atoms and an acid value of the polymer precursor is 1 mmol/g or less, a cured film that is obtained by curing the curable resin composition, a laminate that includes the cured film, a method for manufacturing the cured film, and a semiconductor device including the cured film or the laminate, and a novel polymer precursor. | 2022-01-06 |
20220002489 | POLYAMIC ACID COMPOSITION FOR PACKAGING ELECTRONIC COMPONENTS, AND METHOD FOR PACKAGING ELECTRONIC COMPONENTS USING SAME - The present invention relates to a polyamic acid composition for packaging electronic components and a method for packaging electronic components using the same, wherein the polyamic acid composition comprises a dianhydride main component having a benzophenone structure as a dianhydride-based monomer in a high proportion and a diamine component having a benzene ring as a diamine-based monomer, whereby it is possible to improve a coefficient of thermal expansion, a glass transition temperature, an elongation, and the like of a polyimide thin film formed therefrom, and when the polyimide thin film is used as a packaging material for an inorganic material such as a silicon water, it exhibits excellent adhesion to the inorganic material and can be easily removed upon 02 plasma removal, as well as has a remarkably low residual ratio of organic residues on the surface of the inorganic material after the removal, so that it can be easily used as a packaging material for electronic components and the like. | 2022-01-06 |
20220002490 | POLYIMIDE COMPONENT, POLYIMIDE FILM, AND POLYIMIDE COPPER CLAD LAMINATE - A polyimide component being transparent includes a dianhydride monomer and a diamine monomer. The dianhydride monomer has an asymmetric structure. The dianhydride monomer has at least one first polar group and at least one side chain group. The first polar group is an ester group. A molecular structural formula of the side chain group is: | 2022-01-06 |
20220002491 | PHOTOCURABLE POLYMERS, PHOTOCURABLE POLYMER COMPOSITIONS AND LITHOGRAPHIC PROCESSES INCLUDING THE SAME - The present invention relates to relates to a polymer formulation for three-dimensionally (3D) printing an article by stereolithography, the formulation comprising a functionalized polymer. The invention further relates to lithographic methods to form 3D objects that incorporate the aforementioned polymer formulation. | 2022-01-06 |
20220002492 | MODIFIED FILLER PARTICLES AND SILICONE COMPOSITIONS COMPRISING THE SAME - Composition of comprising nano metal oxide/hydroxide particles and a polyorganosiloxane having increased refractive index, processes to cure these compositions for making transparent coats, shaped articles by an extrusion or molding process having a refractive index above the refractive index of the polyorganosiloxane. Use of the cured polyorganosiloxane compositions as optical devices, coats, lenses or light guides. | 2022-01-06 |
20220002493 | CURABLE SILICONE COMPOSITION AND CURED PRODUCT THEREOF, LAYERED PRODUCT AND PRODUCTION METHOD THEREFOR, AND OPTICAL DEVICE OR OPTICAL DISPLAY - Provided is: a resin sheet having excellent characteristics as an optical member and exhibiting excellent performance when used in a light emitting device or the like; and a manufacturing method thereof. A curable silicone composition, comprises: (A) (a1) a straight chain or partially branched organopolysiloxane having an alkenyl group, and (a2) an organopolysiloxane having an alkenyl group, including an organopolysiloxane resin having an alkenyl group, comprising a certain amount of branched siloxane units; (B) (b1) a straight chain or partially branched organohydrogenpolysiloxane having a silicon-bonded hydrogen atom at an end of a molecular chain, (b2) an organohydrogenpolysiloxane, including a organohydrogenpolysiloxane resin, having a certain amount of branched siloxane units; and (C) a hydrosilylation reaction catalyst. | 2022-01-06 |
20220002494 | POLYORGANOSILSESQUIOXANE, HARD COAT FILM, ADHESIVE SHEET, AND LAMINATE - Provided is a polyorganosilsesquioxane capable of forming, when cured, a cured product that offers high surface hardness and good heat resistance, is highly flexible, and has excellent processability. The present invention relates to a polyorganosilsesquioxane including a constitutional unit represented by Formula (1). The polyorganosilsesquioxane includes a constitutional unit represented by Formula (I) and a constitutional unit represented by Formula (II) in a mole ratio of the constitutional unit represented by Formula (I) to the constitutional unit represented by Formula (II) of 5 or more. The polyorganosilsesquioxane has a total proportion of the constitutional unit represented by Formula (1) and a constitutional unit represented by Formula (4) of 55% to 100% by mole based on the total amount (100% by mole) of all siloxane constitutional units. The polyorganosilsesquioxane has a number-average molecular weight of 1000 to 3000 and a molecular-weight dispersity (weight-average molecular weight to number-average molecular weight ratio) of 1.0 to 3.0. | 2022-01-06 |
20220002495 | WEAR-RESISTANT UNISOLE HAVING IMPROVED TRACTION - In one embodiment, a composition comprising the reaction product of an olefin block copolymer, a silicone polymer, a blowing agent, and a crosslinking agent. Also, a unisole for an article of footwear comprising the foamed composition and having ground-engaging protrusions. The composition provides an optimized balance between coefficient of traction and durability. | 2022-01-06 |
20220002496 | MACROMOLECULAR ULTRAVIOLET ABSORBENT, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF - This application discloses a polymer ultraviolet absorbent and preparation method and application thereof. The synthesis process of the polymer ultraviolet absorbent does not require additional organic solvents, and the reaction by-product is high-purity ethanol, which is relatively economical. green, efficient and environmentally friendly. The polymer ultraviolet absorbent has good water solubility, is convenient to use, safe and non-toxic, and has excellent ultraviolet absorption effect. | 2022-01-06 |
20220002497 | BLOCK POLYMER COMPOSITE MEMBRANES - A highly permeable sorbent platform based on polysulfone and polystyrene-b-poly(acrylic acid) composite membranes. The membranes possess a fully interconnected network of poly(acrylic acid)-lined pores, which enables the surface chemistry to be tailored through sequential attachment of polyethyleneimine moieties and metal-binding terpyridine ligands. The polyethyleneimine moieties increase the saturation capacity, while the addition of terpyridine enables high-affinity binding to a diversity of transition metal ions. This membrane platform removes such metal contaminants from solution. The metal capture performance of the functionalized membranes persists even in high concentrations of competitive ions. Also, fluorescence quenching of the terpyridine moiety upon metal ion complexation offers an in-situ probe to monitor the extent of sorbent saturation. The permeability, capacity, and affinity of these membranes, with high-density display of a metal-binding ligand, offer a chemically tailored platform to address the challenges that arise in ensuring clean water. | 2022-01-06 |
20220002498 | Temperature-Insensitive Membrane Materials and Analyte Sensors Containing the Same - Membranes permeable to an analyte may overlay the active sensing region of a sensor to limit the analyte flux and improve the response linearity of the sensor. Temperature variation of the analyte permeability can be problematic in some instances. Polymeric membrane compositions having limited variation in analyte permeability as a function of temperature may comprise: a polymer backbone comprising one or more side chains that comprise a heterocycle; and an amine-free polyether arm appended, via an alkyl spacer or a hydroxy-functionalized alkyl spacer, to the heterocycle of at least a portion of the one or more side chains. | 2022-01-06 |
20220002499 | POLYACRYLIC PFPE DERIVATIVES - The present invention relates to copolymers comprising recurring units derived from (per) fluoropolyether polymers, and to their use in coatings, surface treatments and as additives in polymer composites and coating compositions | 2022-01-06 |
20220002500 | PROCESS FOR PREPARING A RESIN - The present invention relates to an improved process for preparing an aqueous dispersion of lignin and the use of said suspension in the preparation of a resin. | 2022-01-06 |
20220002501 | PROCESS FOR MANUFACTURING HEAT TREATED PVDF - The present invention relates to a process for producing heat-treated vinylidene fluoride polymer particles which exhibit excellent dispersibility and solubility in aprotic polar solvents, improved colour and are less prone to agglomeration and to uses of said vinylidene fluoride polymer particles in electrodes or separators in electrochemical devices and in filtration membranes. The process comprises providing an aqueous dispersion of the VDF-based polymer particles, thermally treating it under stirring and isolating the heat-treated polymer particles. | 2022-01-06 |
20220002502 | Facile Assembly of Soft Nanoarchitectures and Co-Loading of Hydrophilic and Hydrophobic Molecules via Flash Nanoprecipitation - Described herein are flash nanoprecipitation methods capable of encapsulating hydrophobic molecules, hydrophilic molecules, bioactive protein therapeutics, or other target molecules in amphiphilic copolymer nanocarriers. | 2022-01-06 |
20220002503 | METHOD FOR GRANTING TO ORGANIC POLYMERS THE POSSIBILITY OF BEING DETECTED - The present invention relates to a novel method for conferring to thermoplastic, thermostable polymers or elastomers, magnetic, electromagnetic, electrical, X-ray shielding or density properties that allow the detection of said polymers by means of specific equipment that exists in the prior art. The detection of the thermoplastic polymers, thermostable polymers or elastomers in turn facilitates their location, removal or separation. The method is based on the addition of specific iron and silicon alloys with or without surface treatment. | 2022-01-06 |
20220002504 | METHOD OF MANUFACTURING BIOCOMPOSITE MATERIALS COMPRISING CELLULOSE - Method for manufacturing a composite material, comprising the following steps: a) plasticizing a binder in an extruder, wherein the binder comprises a polymer; b) providing a mixture of a cellulosic material and a hydrophobic agent dissolved and/or dispersed in a liquid carrier; c) mechanically shearing and drying the mixture in an extruder whereby liquid is at least partly extracted from the mixture or is not present in liquid form anymore; and d) blending the dried mixture with the plasticized binder. | 2022-01-06 |
20220002505 | CURABLE COMPOSITION OF ELASTOMERS - The invention pertains to compositions comprising an elastomer and a plurality of microcapsules having a cross-linked polymeric shell and a core containing at least one (per)fuoropolyether compound comprising a (per)fluoropolyoxyalkylene chain being a sequence of recurring units having at least one catenary ether bond and at least one fluorocarbon moiety. | 2022-01-06 |
20220002506 | Process for Forming a Laminate - The present disclosure provides a process. The process includes (A) providing at least 6 film layers, each film layer being a pearlized biaxially oriented polypropylene; (B) applying a solvent-less adhesive at a coat weight of 2.0 g/m | 2022-01-06 |