Class / Patent application number | Description | Number of patent applications / Date published |
525203000 | Solid polymer derived from ethylenic reactant containing a heterocyclic nitrogen | 18 |
20100029854 | THERMOPLASTIC POLYMER-BASED SOLID DISPERSIONS SUITABLE AS FILTER AIDS - Solid dispersions of thermoplastic polymers and a crosslinked water-insoluble polymer, which solid dispersions are suitable as filter aids, wherein the solid dispersions comprise 20 to 95% by weight of at least one thermoplastic polymer (component A) and 5 to 80% by weight of at least one crosslinked water-insoluble polymer selected from the group consisting of homopolymers of N-vinylformamide, N-vinylcaprolactam, N-vinylpiperidone, N-vinylpyridines, N-vinylimidazoles, styrene monomers, acrylates and methacrylates and also copolymers of basic N-vinyl compounds, styrene monomers, acrylates and methacrylates (component B). | 02-04-2010 |
20100099822 | High impact polymeric compositions and methods of making and using same - A method comprising contacting at least one conventional elastomer, at least one singlet oxygen functionalized elastomer (SOFE), and a styrene monomer in a reaction zone under conditions suitable for the formation of a styrenic polymer composition. A method comprising contacting a reaction mixture comprising styrene, polybutadiene, and a photoperoxidized polybutadiene in a reaction zone under conditions suitable for the formation of a polymeric composition, wherein the elastomer particle size distribution in the polymeric composition does not linearly correlate with the elastomer particle size distribution in the reaction mixture. A reactor blended polymer comprising styrene, a conventional elastomer, and a singlet oxygen functionalized elastomer. | 04-22-2010 |
20100099823 | METHOD FOR PRODUCTION OF BLOCK COPOLYMER - Disclosed is a method for producing a block copolymer which comprises two or more blocks composed of aromatic units having different basic structures from each other and has a high molecular weight, a narrow chain length distribution and a narrow molecular weight distribution. Also disclosed is a block copolymer produced by the method. The method for producing a block copolymer comprises the step of sequentially reacting two or more aromatic compounds which are selected from aromatic compounds represented by a specific general formula and are different in the group Ar, in the presence of a nickel complex containing a phosphine compound represented by a specific general formula or a palladium complex containing a phosphine compound represented by a specific general formula to thereby form blocks comprising the aromatic compounds sequentially, wherein the two or more aromatic compounds are reacted in descending order of parameter of aromatic ring charge. | 04-22-2010 |
20130197162 | INTERCONNECTION BETWEEN CONDUCTING POLYMER MATERIALS - Method for connecting two portions of a first electrically conducting polymer with a second polymer. The method includes disposing a solution of a second polymer in a solvent to be in contact with the two portions of the first electrically conducting polymer and allowing the solvent to evaporate leaving the second polymer joining the two portions of the first polymer. The second polymer may be doped to improve its conductivity. | 08-01-2013 |
20160177019 | CROSSLINKED POLYDIALLYMINE COPOLYMERS FOR THE TREATMENT OF TYPE 2 DIABETES | 06-23-2016 |
525204000 | Heterocyclic reactant contains at least two hetero atoms in the same ring and at least one of which is nitrogen | 2 |
20080287607 | Activated carbon fibers and precursor material thereof - An activated carbon fiber for fabricating a supercapacitor electrode and its precursor material are provided. The precursor material of the activated carbon fiber includes polyacrylonitrile (PAN) and a polymer having formula (I): | 11-20-2008 |
20100168338 | METHOD FOR PREPARING A POLYMERIC MATERIAL INCLUDING A MULTIBLOCK COPOLYMER PREPARED BY CONTROLLED FREE-RADICAL POLYMERISATION - A method for preparing a polymeric material including a multiblock copolymer with n blocks, where n is an integer no lower than 2, which method comprises at least one cycle of steps including (a) a step of synthesising a block by performing controlled free-radical polymerisation of one or more free-radical polymerisable monomers, and (b) a step of polymerising the monomers that were not converted during step (a) into a polymer having a number-average molecular weight lower than the number-average molecular weight of said block, wherein said cycle of steps is carried out at least for the (n−1) first blocks. | 07-01-2010 |
525205000 | Heterocyclic reactant is an imide or lactam | 11 |
20090124760 | POLYOLEFIN HYBRID POLYMER AND METHOD FOR MANUFACTURING THE SAME - It is an object to provide a new polyolefin hybrid polymer composed of a polyolefin segment and a polar polymer segment (Z) and a method for manufacturing the hybrid polymer by an industrially advantageous procedure. | 05-14-2009 |
20090156745 | SURFACE MODIFIED BIOMEDICAL DEVICES - A surface modified biomedical device is provided comprising a biomedical device having a coating on at least a portion thereof, the coating comprising one or more hydrophilic polymers having one or more non-ethylenically-unsaturated carboxylic acid terminated groups. | 06-18-2009 |
20090306297 | PROCESS FOR PREPARING A COPOLYMER WITH CONTROLLED ARCHITECTURE, OF TELOMER OR BLOCK COPOLYMER TYPE, OBTAINED FROM VINYL PHOSPHONATE MONOMERS, BY IODINE TRANSFER POLYMERIZATION - The present invention relates to a process for synthesizing a copolymer having controlled architecture, comprising at least one block A obtained by the ITP polymerization of a mixture of ethylenically unsaturated monomers (A | 12-10-2009 |
20110269910 | OPTICAL FILM AND LIQUID CRYSTAL DISPLAY DEVICE COMPRISING THE SAME - The present invention relates to an optical film comprising: a blended resin including 1) an acrylic copolymer resin containing an alkyl methacrylate monomer and a (metha) acrylic monomer containing an alicyclic or an aromatic ring, 2) a copolymer resin containing an alkyl methacrylate monomer, an aromatic vinyl monomer, and an acid anhydride monomer, and 3) a resin containing an aromatic or an alicyclic ring in the main chain of a polymer. The present invention also relates to a method for manufacturing the optical film, and a liquid crystal display device comprising the optical film. The optical film according to the present invention is excellent in heat resistance, optical transparency, mechanical strength, durability, and the like. | 11-03-2011 |
20110319567 | MALEIMIDE COPOLYMER, PROCESS FOR THE PRODUCTION THEREOF, AND HEAT RESISTANT RESIN COMPOSITIONS CONTAINING SAME - Provided is a maleimide copolymer which exhibits an excellent hue, an effect of imparting high heat resistance, and excellent kneadability. Specifically provided is a maleimide copolymer which comprises 50 to 60 mass % of a styrene monomer unit, 30 to 50 mass % of a maleimide monomer unit, and 0 to 10 mass % of an unsaturated dicarboxylic anhydride monomer unit, and which has a weight-average molecular weight (Mw) of 90,000 to 130,000 and a residual maleimide monomer content of 300 ppm or lower. | 12-29-2011 |
20130005909 | OPTICAL PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention provides an optical pressure-sensitive adhesive sheet excellent in anti-foaming release property in which whitening due to humidification hardly occurs. The invention relates to an optical pressure-sensitive adhesive sheet including a pressure-sensitive adhesive layer formed from a pressure-sensitive adhesive composition including: an acrylic polymer (A) which has a weight average molecular weight of 100,000 to 3,000,000 and is formed from a component including, as essential monomer components, a monomer having a nitrogen atom in a molecule thereof and a monomer having a hydroxyl group in a molecule thereof; and an acrylic polymer (B) having a weight average molecular weight of 1,000 to 30,000. | 01-03-2013 |
20130005910 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL USE AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE FOR OPTICAL USE - An acrylic pressure-sensitive adhesive composition for optical use includes: an acrylic polymer (A) that contains, as a monomer unit, a vinyl monomer having a nitrogen atom in its backbone and that does not substantially contain a carboxyl group-containing monomer; and a (meth)acrylic polymer (B) having a weight average molecular weight of 1000 or more and less than 30000. | 01-03-2013 |
20130203941 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive tape including an acrylic pressure-sensitive adhesive layer, wherein a 180° peel adhesive force of the acrylic pressure-sensitive adhesive tape to a glass plate is 10 N/20 mm or more and a 180° peel adhesive force of the acrylic pressure-sensitive adhesive tape to an acrylic plate is 10 N/20 mm or more. The acrylic pressure-sensitive adhesive layer contains an acrylic polymer (A), has a gel fraction of 65% or more, and has a 300% tensile residual stress of from 7 to 16 N/cm | 08-08-2013 |
20130274419 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive composition contains: an acrylic polymer (A); and a (meth)acrylic polymer (B) that includes, as a monomer unit, a (meth)acrylic monomer having a tricyclic or higher alicyclic structure and that has a weight average molecular weight of 1000 or more and less than 30000. | 10-17-2013 |
20140128547 | Acrylic Thermoplastic Resin Composition and Molded Article Thereof - An acrylic thermoplastic resin composition includes a first acrylic resin having a first structural unit represented by the following formula (1) and a second structural unit represented by the following formula (2), and a second acrylic resin having the first structural unit represented by the following formula (1) and a third structural unit represented by the following formula (3), in which a total content of the first unit is 50 to 95 mass % and a total content of the second structural unit and the third structural unit is 5 to 50 mass % based on a total amount of the first acrylic resin and the second acrylic resin: | 05-08-2014 |
20160039961 | MONODISPERSE MICROSPHERES AND METHOD OF PREPARING SAME - The present invention includes microspheres prepared using step-growth dispersion click chemistry polymerization. In certain embodiments, the click chemistry polymerization comprises thiol-ene polymerization and/or thiol-Michael polymerization. In other embodiments, the microspheres are near-monodisperse and/or monodisperse. In yet other embodiments, the microspheres have a glass transition temperature (Tg) in the range of −50° C. to 100° C. The present invention further includes a method of making the same. | 02-11-2016 |