Chemical Modification Utilizing A Chemical Treating Agent Patents (Class 525/61)
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Patent number: 12234414Abstract: A process for producing a hydrocarbon stream with reduced CS2 content, comprising contacting a hydrocarbon stream containing CS2 with a solid reactive CS2-scavenger which contains primary and/or secondary amino group-bearing hydrocarbon residues attached to a solid support, at a temperature in the range of from 0 to 300° C., and separating the obtained reaction product of CS2 and reactive CS2-scavenger from the hydrocarbon stream.Type: GrantFiled: June 23, 2020Date of Patent: February 25, 2025Assignee: BASF CorporationInventors: Ernst Boerman, Jim Brandts
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Patent number: 12227607Abstract: A method of producing modified vinyl alcohol-based polymer particles, includes mixing vinyl alcohol-based polymer particles with a mixed medium containing unsaturated carboxylic acid, an acid catalyst, and water, wherein, by mixing the vinyl alcohol-based polymer particles with the mixed medium, the vinyl alcohol-based polymer particles are reacted with the unsaturated carboxylic acid to obtain modified vinyl alcohol-based polymer particles containing a vinyl ester unit represented by a formula (2) below, having a vinyl alcohol unit content based on the total constitutional units from 95 to 99.99 mol %, and having an average particle diameter from 50 to 2000 ?m. The production method does not cause the problem of the residual sulfur content derived from a liquid medium used for reaction and is also capable of modifying the vinyl alcohol-based polymer particles while maintaining the particle shape.Type: GrantFiled: March 12, 2020Date of Patent: February 18, 2025Assignee: KURARAY CO., LTD.Inventors: Yuki Tachibana, Yusuke Amano, Yuki Shimizu, Kazuhiko Maekawa
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Patent number: 12214572Abstract: The problem to be solved of the present invention is to provide a modified vinyl acetal resin for an interlayer film of laminated glass having excellent transparency, impact resistance, heat resistance and molding ability. The means for solving the problem is a modified vinyl acetal resin for an interlayer film of laminated glass comprising 25 to 60 mol % of ethylene units and 24 to 71% by mol of vinyl alcohol units, based on all the monomer units constituting the resin, and having the acetalization degree of 5 mol % or more and less than 40 mol %.Type: GrantFiled: March 18, 2020Date of Patent: February 4, 2025Assignee: KURARAY CO., LTD.Inventors: Takuro Niimura, Akio Takasugi, Atsuhiro Nakahara, Yoshiaki Asanuma
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Patent number: 12187512Abstract: The disclosure provides a water soluble pouch including at least two sealed compartments, the pouch including outer walls including water soluble film including a water soluble resin, and an inner wall including water soluble film including a water soluble resin, the outer wall films being sealed to the inner wall film, the outer wall films being characterized by: a dissolution time of 300 seconds or less, the water soluble resin of the outer wall films having a viscosity in a range of 14.5 cP to 25 cP, and a pouch strength of at least 200 N, and the inner wall film being characterized by: a dissolution time of 300 seconds or less, the water soluble resin of the inner film having viscosity in a range of 12 cP to 14.5 cP, and a tackiness value of at least 1500 g/s.Type: GrantFiled: January 8, 2021Date of Patent: January 7, 2025Assignee: MONOSOL, LLCInventors: Robby Renilde Francois Keuleers, Steven G. Friedrich, Lee K. Yeung, Shinsuke Nii
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Patent number: 12134665Abstract: The present invention provides a preparing method of a polymer which is low-toxic, environmental-friendly, highly controllable, and low cost to obtain a polymer with high molecular weight. The preparing method comprises conducting a controlled radical polymerization process of monomer (Y). In the controlled radical polymerization process, organic compound (A) which has the formula (I) and radical initiator (B) are existing in a mole ratio (B/A) ranged from 0.5 to 25, wherein R1 is a hydrogen atom, alkyl group, aryl group, or hydroxyl group, the alkyl group can be alkyl having substituents or alkyl substituent, and the aryl group can be aryl having substituents or aryl substituent.Type: GrantFiled: March 25, 2022Date of Patent: November 5, 2024Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Takumi Takayama, Kazuhiko Maekawa, Tomoya Hosoki, Chi-How Peng
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Patent number: 12091532Abstract: Provided is an ethylene-vinyl alcohol copolymer with an ethylene unit content of 15 to 60 mol % and a saponification degree of 85 mol % or more.Type: GrantFiled: April 15, 2019Date of Patent: September 17, 2024Assignee: KURARAY CO., LTD.Inventors: Kentaro Yoshida, Masako Katayama
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Patent number: 12071530Abstract: Provided are a dispersant for a separator of a non-aqueous electrolyte battery, the dispersant including a cyanoethyl group-containing polymer, a separator of a non-aqueous electrolyte battery using the same, and a non-aqueous electrolyte battery.Type: GrantFiled: October 18, 2019Date of Patent: August 27, 2024Assignee: LG Chem, Ltd.Inventors: Dong Hoon Park, Yoontae Hwang, Yong Man Lee, Jin Young Ryu
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Patent number: 12043706Abstract: The present invention relates to monodisperse hydrogel particles containing a cross-linked product of a vinyl alcohol-based polymer having an ethylenically unsaturated group and an average degree of polymerization of 450 or more, the monodisperse hydrogel particles having an average particle size of 10 to 5,000 ?m, and a coefficient of variation of a particle size distribution of 10% or less.Type: GrantFiled: November 21, 2019Date of Patent: July 23, 2024Assignee: KURARAY CO., LTD.Inventors: Akio Fujita, Atsushi Inatomi, Kenta Toshinari, Goro Kobayashi
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Patent number: 12024601Abstract: The present invention relates to a polyvinyl alcohol hydrogel having an asymmetric pore size. the pore size of the upper surface of the polyvinyl alcohol hydrogel is 1-30 ?m, the pore size of lower surface thereof is 50-300 ?m, and the pore size of the hydrogel gradually increases from the upper surface to the lower surface. The polyvinyl alcohol hydrogel in the present invention has excellent biocompatibility, and has functions of blocking bacteria, anti-adhesion, the absorption of exudate, promoting wound healing, observing in situ of wound healing process and the like.Type: GrantFiled: January 31, 2019Date of Patent: July 2, 2024Assignee: NORTHWEST UNIVERSITYInventors: Daidi Fan, Yang Li, Chenhui Zhu, Chanyuan Yang, Liping Jia, Xiaoxuan Ma, Jianya Yan
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Patent number: 12014849Abstract: An insulated wire with bonding layer includes: a conductor; an insulating coating layer that covers an outer circumference of the conductor; and a bonding layer that is provided on an outer side of the insulating coating layer and is bonded by heat, wherein the insulating coating layer contains polyvinyl chloride, and the bonding layer contains a modified polyolefin resin and a polyamide resin.Type: GrantFiled: December 26, 2019Date of Patent: June 18, 2024Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Yuta Yasuyoshi, Toyoki Furukawa
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Patent number: 11973227Abstract: Provided are a binder composition for a secondary battery electrode, and an electrode mixture including the same, and more particularly, a binder composition for a secondary battery electrode capable of providing excellent binding strength for an active material and an electrode while having excellent latex stability, thereby improving performance of a secondary battery, and an electrode mixture including the same.Type: GrantFiled: November 1, 2019Date of Patent: April 30, 2024Assignee: LG Chem, Ltd.Inventors: Seon Hee Han, Min Ah Kang, Dong Jo Ryu, Jung Sup Han, Jeong Man Son, Cheolhoon Choi
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Patent number: 11897974Abstract: The invention relates to a method for manufacturing thermoplastic poly(vinyl alcohol) derivative in a melt state reaction and a product thereof, wherein the method thermoplastic poly(vinyl alcohol) that has been dried is heated and admixed with an organic acid anhydride that has a catenated carbon structure which ends into a vinyl group, such that a mixture is obtained which is above the melting point of the mixture, thereby causing an ester bond forming condensation reaction in a melt state, wherein at least some of the organic acid anhydride reacts with hydroxyl groups of the thermoplastic poly(vinyl alcohol), such that reaction product is formed which contains carboxylic acid residue and thermoplastic poly(vinyl alcohol) derivative which contains ester bonded pendant chains of which at least some end into vinyl groups. The invention further relates to a method for manufacturing a paper substrate and a product thereof, which contains a primer layer that contains the reaction product.Type: GrantFiled: March 18, 2019Date of Patent: February 13, 2024Assignee: UPM-KYMMENE CORPORATIONInventors: Kuisma Littunen, Harri Kosonen, Janne Antila, Jaakko Rautalahti, Mikko Rissanen
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Patent number: 11820051Abstract: Described herein is an automatic or automated process for injection molding of coated components, more particularly coated soles of plastic, where first of all the molding tool is lined with a release agent composition and, after flashing of this release agent composition, a composition for forming the component is injected. After crosslinking of these two compositions, the coated component produced is removed from the molding tool and subjected optionally to an aftertreatment.Type: GrantFiled: November 4, 2019Date of Patent: November 21, 2023Assignee: BASF COATINGS GMBHInventors: Karin Reuter, Lea Fedeler, Simon Winzen, Jens-Henning Noatschk
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Patent number: 11795325Abstract: A curable resin composition comprises a (meth)acrylic polyol, a hydrogenated polyolefin-based polyol, and a polyisocyanate. The (meth)acrylic polyol includes a polymer having a hydroxyl value of 5 mg KOH/g or more and 150 mg KOH/g or less, a glass transition temperature of ?70° C. or more and ?40° C. or less, and a number average molecular weight of 500 or more and 20000 or less, and which is liquid at 25° C. The hydrogenated polyolefin-based polyol has an iodine value of 15 or less. An electrical component (1) comprises a sealing member (2) including a cured product of the curable resin composition.Type: GrantFiled: May 28, 2020Date of Patent: October 24, 2023Assignee: DENSO CORPORATIONInventors: Akira Takakura, Hiroyuki Okuhira, Katsuhiro Kanie
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Patent number: 11787751Abstract: A water-absorbent resin containing a vinyl alcohol-based polymer and having a crystal melting enthalpy of more than 0 J/g in a dry state.Type: GrantFiled: December 28, 2018Date of Patent: October 17, 2023Assignee: KURARAY CO., LTD.Inventors: Masahiro Baba, Toshinori Kato
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Patent number: 11780976Abstract: To obtain a water-soluble film that is excellent in cold water solubility and is useful as a chemical agent package, provided is a water-soluble film, which is a polyvinyl alcohol water-soluble film including a carboxylic acid-modified polyvinyl alcohol resin (A) as a main component, wherein a lactonization rate of a carboxylic acid modifying group in the carboxylic acid-modified polyvinyl alcohol resin (A) is from 20% to 70%.Type: GrantFiled: March 3, 2020Date of Patent: October 10, 2023Assignee: MITSUBISHI CHEMICAL CORPORATIONInventor: Takahiro Hiura
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Patent number: 11731084Abstract: A method of making a filter, the resulting filter, and a method of using the filter to filter proteins from solution are described. The method includes contacting a porous, polymeric substrate with a transfer liquid comprising a solvent(s) and a charged polymeric solute. The transfer liquid and the polymeric substrate have a Hansen Solubility Parameter (“HSP”) distance of from about 10 to about 35. Contacting the polymeric substrate with the transfer solution causes the polymeric substrate to accept the charged polymeric solute by diffusion transfer, thereby yielding a functionalized filter medium. Removal of the transfer liquid from the polymeric substrate traps the charged polymeric solute on the surface of the polymeric substrate.Type: GrantFiled: November 7, 2019Date of Patent: August 22, 2023Assignee: Wisconsin Alumni Research FoundationInventors: Mark Raymond Etzel, Na Li
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Patent number: 11718815Abstract: Described herein is a powder detergent composition including a detergent active material including at least a surfactant system, and a granulated powder. The granulated powder includes particles made of: (a) a water soluble polymer matrix, and (b) an oil phase including a perfume dispersed in the water soluble polymer matrix, the oil being at least partly encapsulated in microcapsules. The granulated powder includes up to 30% by weight of encapsulated oil based on the total weight of the powder.Type: GrantFiled: September 18, 2019Date of Patent: August 8, 2023Assignee: FIRMENICH SAInventors: Murray Osborne, Arnaud Struillou
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Patent number: 11685753Abstract: The present invention provides a novel metal alkoxide having excellent hydrolysis resistance, and a crosslinking agent composition for aqueous resin and an aqueous resin composition each using the same. A metal alkoxide represented by the following formula (1-1), (1-2), or (1-3) and having a mass average molecular weight of 800 to 8,500 is used: Ti(OA)4??(1-1) Zr(OA)4??(1-2) Al(OA)3??(1-3) wherein A's are each independently a residue resulting from removal of a hydroxy group from a polyalkylene glycol monohydrocarbyl ether represented by the following general formula (1a): R11(OCHR12CH2)nOH??(1a) wherein R11 is an alkyl group having 1 to 4 carbon atoms or a phenyl group; R12 is a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; and n is an integer of 4 to 45.Type: GrantFiled: January 18, 2019Date of Patent: June 27, 2023Assignee: NISSHINBO CHEMICAL INC.Inventors: Shinichi Nakashima, Kenichi Yanagisawa
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Patent number: 11667769Abstract: Provided are a composite for cellulose fiber dispersion that can inexpensively and sufficiently disperse cellulose fibers, particularly nanocellulose, in a hydrophobic resin and a cellulose fiber composition containing the composite. A composite for cellulose fiber dispersion according to the present invention has a structure in which a vinyl polymer is grafted to a cellulose derivative. A cellulose fiber composition according to the present invention contains the composite and cellulose fibers and more specifically also contains an organic solvent, a resin precursor, or a resin.Type: GrantFiled: September 14, 2021Date of Patent: June 6, 2023Assignee: SHIN-NAKAMURA CHEMICAL CO., LTD.Inventors: Ryojiro Akashi, Takuro Nishimoto, Toshikazu Saeki
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Patent number: 11613611Abstract: A film for laminating glass includes a polyvinyl acetal, a plasticizer, inorganic particles, and a trioxane-based compound.Type: GrantFiled: November 30, 2020Date of Patent: March 28, 2023Assignee: SKC Co., Ltd.Inventors: Hyejin Kim, Jiyeon Ryu, Kyuhun Kim, Sungjin Chung
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Patent number: 11572424Abstract: Multi-block isoporous structures for non-aqueous and/or harsh chemical media having at least one of high separation specificity, chemical resistance, and antifouling properties, methods of manufacturing and use, for replacements or alternatives to existing separation membrane technologies.Type: GrantFiled: May 10, 2018Date of Patent: February 7, 2023Assignee: TeraPore Technologies, Inc.Inventors: Spencer W. Robbins, Rachel M. Dorin
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Patent number: 11554973Abstract: An inline drain sanitizing system, includes: a manifold assembly including an inlet port, an outlet port, and a treatment port, wherein: the inlet port is configured to be couplable to a condensate supply line and receive unsanitized condensate, and the outlet port is configured to be couplable to a condensate drain line and provide sanitized condensate; and a treatment subsystem configured to interface with the treatment port and process the unsanitized condensate to generate the sanitized condensate.Type: GrantFiled: March 16, 2022Date of Patent: January 17, 2023Assignee: Drain Guard, Inc.Inventor: Todd E. Thompson
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Patent number: 11535789Abstract: A method of servicing a wellbore penetrating a subterranean formation, comprising placing into the wellbore a cementitious composition comprising a crosslinked polymeric microgel, a clay, a cementitious material, and water. By incorporating the crosslinked polymeric microgel and the clay as disclosed herein, the cementitious composition can be used at relatively high temperatures.Type: GrantFiled: July 23, 2021Date of Patent: December 27, 2022Assignee: Halliburton Energy Services, Inc.Inventors: Sandip Prabhakar Patil, Samuel J. Lewis, Ganesh Shriniwas Pangu
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Patent number: 11492436Abstract: The present disclosure provides a modified polyvinyl alcohol-based polymer, which comprises a modifying monomer unit represented by Formula wherein, X is a moiety comprising an alkenyl group, and the modified polyvinyl alcohol-based polymer has a saponification degree of 67 mol % to 78 mol % and a modification rate of 0.02 mol % to 1.5 mol %. The modified polyvinyl alcohol-based polymer is suitable to be used as a dispersant for suspension polymerization, to make the obtained polyvinyl chloride-based resin have reduced particle diameter and few coarse particles.Type: GrantFiled: January 24, 2022Date of Patent: November 8, 2022Assignee: CHANG CHUN PETROCHEMICAL CO., LTD.Inventors: Jyun-Ru Sun, Huan-Ming Chang, Cheng-Fan Wang, Chia-Hao Hsu
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Patent number: 11421190Abstract: A detergent additive comprising an active, the active comprising one or both of tetraacetylethylenediamine and triacetylethylenediamine; and polyvinyl butyral. A method of preparing a detergent additive comprising providing a solvent to a reaction mixture; providing polyvinyl butyral to the reaction mixture; providing an active to the reaction mixture, the active comprising one or both of tetraacetylethylenediamine and triacetylethylenediamine; mixing the reaction mixture; and spray-drying the reaction mixture.Type: GrantFiled: July 10, 2018Date of Patent: August 23, 2022Assignee: DOW GLOBAL TECHNOLOGIES LLCInventors: Liang Chen, Xue Chen
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Patent number: 11359168Abstract: The invention relates to stable, anhydrous laundry detergent concentrated formulation in solid forms.Type: GrantFiled: April 3, 2020Date of Patent: June 14, 2022Assignee: One Home Brands, Inc.Inventor: Syed Humza Naqvi
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Patent number: 11345768Abstract: A modified vinyl alcohol-based polymer including a polyoxyalkylene unit represented by a general formula (I) in a side chain and a carbonyl unit represented by a general formula (II) at a main chain terminal, wherein with respect to a total mole number of monomer units constituting the main chain of the modified vinyl alcohol-based polymer, a ratio of a mole number of monomer units having the polyoxyalkylene unit represented by the general formula (I) in the side chain to is 0.01 mol % to 5 mol %, and a ratio of a mole number of the carbonyl unit represented by the general formula (II) is 0.01 mol % to 0.5 mol %.Type: GrantFiled: February 1, 2019Date of Patent: May 31, 2022Assignee: DENKA COMPANY LIMITEDInventor: Wataru Watanabe
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Patent number: 11339232Abstract: Provided is a dispersion assistant useful for suspension polymerization of vinyl-based compounds. The dispersion assistant comprises a polyvinyl alcohol-based polymer (A) comprising a constituent unit represented by the general formula (1) shown below at 0.1 to 10 mol % per polyvinyl alcohol monomer unit and having a saponification degree of 15 to 70 mol %. (In the formula, R denotes an alkyl group.Type: GrantFiled: October 17, 2017Date of Patent: May 24, 2022Assignee: Japan Vam & Poval Co., Ltd.Inventors: Takehiro Omori, Yoshiaki Kozuka
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Patent number: 11332624Abstract: The present invention relates to a general field of machine building and provides a composition for coating friction surfaces usable for coating friction surfaces to de-crease wear and to reduce the friction coefficient. Also uses of the composition are within the scope of the present invention.Type: GrantFiled: April 12, 2017Date of Patent: May 17, 2022Assignee: OY RVS TECHNOLOGY LTD.Inventors: Jouni Vaahtera, Raimo A. Grönroos
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Patent number: 11097517Abstract: The present invention aims to provide an interlayer film for a laminated glass which has a multilayer structure including two or more resin layers laminated together and can prevent optical distortion even at high temperatures, a laminated glass including the interlayer film for a laminated glass, and a method of producing the interlayer film for a laminated glass. The present invention relates to an interlayer film for a laminated glass, the interlayer film including: two or more resin layers laminated together, one resin layer having a surface with a ratio (Rz/Sm) of a ten-point average roughness Rz (?m) to an average interval Sm (?m) of projections and recesses of 0.Type: GrantFiled: September 30, 2015Date of Patent: August 24, 2021Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Shougo Yoshida, Kazuhiko Nakayama, Hiroshi Kawate
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Patent number: 11065846Abstract: A polymer film comprising polyvinyl acetal and a laminated glass manufactured using the same are provided. The polymer film has a 45-100° C. dimensional variability ranging from 20 ?m to 50 ?m, and at least one surface of the polymer film has a surface roughness Rz ranging from 30 ?m to 55 ?m.Type: GrantFiled: February 12, 2020Date of Patent: July 20, 2021Assignee: CHANG CHUN PETROCHEMICAL CO., LTD.Inventors: Chin-Yen Chang, Cheng-Fan Wang
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Patent number: 10744744Abstract: The present invention aims to provide an interlayer film for a laminated glass which includes two or more resin layers laminated together and which has excellent deaeration properties in the manufacturing process of a laminated glass and prevents ghosting. The present invention also aims to provide a laminated glass comprising the interlayer film for a laminated glass. The present invention relates to an interlayer film for a laminated glass which includes two or more resin layers laminated together and has many minute recesses and many minute protrusions on at least one surface thereof. The recesses have a groove shape with a continuous bottom. The recesses are formed in a regular manner, and recesses adjacent to each other being parallel. Recesses adjacent to each other are spaced less than 750 ?m.Type: GrantFiled: August 2, 2013Date of Patent: August 18, 2020Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Hirofumi Kitano, Taiki Katayama
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Patent number: 10385202Abstract: Provided is a thermoplastic polymer composition, including a thermoplastic elastomer (A) and a polyvinyl acetal (B), wherein the thermoplastic elastomer (A) is a styrene-based thermoplastic elastomer or an olefin-based thermoplastic elastomer. Thus, a thermoplastic polymer composition is provided that has good flexibility as a thermoplastic elastomer composition, is excellent in mechanical properties and formability, and also itself has excellent adhesion to a ceramic, a metal, or a polar polymer. In addition, provided is a shaped article in which the thermoplastic polymer composition is adhered to a ceramic, a metal, or a polar polymer, in particular a shaped article adhered to a glass.Type: GrantFiled: December 19, 2008Date of Patent: August 20, 2019Assignee: Kuraray Co., Ltd.Inventors: Nobuhiro Moriguchi, Shinichi Torigoe, Kazuki Tokuchi
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Patent number: 10364345Abstract: An monolithic interlayer with high stiffness and when laminated into a glass panel, the glass panel exhibits good clarity, while maintaining the processability of a polyvinyl acetal, such as polyvinyl butyral resin used to make the monolithic interlayer. The monolithic interlayer comprising a polymer blend of: (A) polyvinyl acetal (e.g. PVB); and (B) one or more cellulose esters. The polymer blend increases the structural strength to the monolithic interlayer by increasing the E? modulus of the monolithic interlayer while optionally maintaining good optical clarity.Type: GrantFiled: December 3, 2015Date of Patent: July 30, 2019Assignee: Solutia Inc.Inventors: Aristotelis Karagiannis, Bruce Edward Wade, Khanh D. Tran, Michael Eugene Donelson
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Patent number: 10186724Abstract: A system and method in which a high temperature fuel cell stack exhaust stream is recycled back into the fuel inlet stream of the high temperature fuel cell stack. The recycled stream may be sent to a carbon dioxide separator that separates carbon dioxide from the fuel exhaust stream. The carbon dioxide separator may include a carbon dioxide separation membrane, an oxygen blocking membrane, and a water blocking membrane.Type: GrantFiled: February 3, 2016Date of Patent: January 22, 2019Assignees: BLOOM ENERGY CORPORATION, OHIO STATE INNOVATION FOUNDATIONInventors: Michael Gasda, Arne Ballantine, Chockkalingam Karuppaiah, W. S. Winston Ho
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Patent number: 9975315Abstract: A tapered interlayer comprising at least one resin layer and a having tapered zone with a wedge angle of at least 0.13 mrad. The first resin layer comprises a first poly(vinyl acetal) resin and at least one RI balancing agent. The refractive index of the first resin layer is at least 1.480.Type: GrantFiled: December 8, 2014Date of Patent: May 22, 2018Assignee: SOLUTIA INC.Inventor: Jun Lu
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Patent number: 9873769Abstract: A method of forming thiolated poly(vinyl alcohol) hydrogels including reacting, in the presence of an acid, compounds containing a thiol functional group and a hydroxyl reactive group with one or more hydroxyl groups of poly(vinyl alcohol) via said hydroxyl reactive group, thereby forming thiolated poly(vinyl alcohol). The method further including reacting the thiol functional group of said compounds with a thiol reactive group of a crosslinker, thereby forming a hydrogel.Type: GrantFiled: July 10, 2014Date of Patent: January 23, 2018Assignee: CAMBRIDGE POLYMER GROUP, INC.Inventors: Gavin Braithwaite, Yuri Svirkin
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Patent number: 9676930Abstract: A polyvinyl acetal film as an intermediate film for a laminated glass, can provide a laminated glass that exhibits a low degree of yellowness and excellent surface appearance, and is useful as a sealing material or intermediate film that can prolong the life of a laminated glass provided with a solar cell or functional unit. The content of corrosion-causing substance in the polyvinyl acetal film is low, so that the polyvinyl acetal film permits high-temperature lamination and ensures excellent productivity. A solar cell module and a laminated glass are prepared using the polyvinyl acetal film. A plasticized polyvinyl acetal film which comprises 15 to 60 parts by mass of a plasticizer having a total number of 28 or more of carbon atoms and oxygen atoms constituting a molecule based on 100 parts by mass of a polyvinyl acetal resin, and which has an acid value of 5.0 meq/kg or less.Type: GrantFiled: March 30, 2011Date of Patent: June 13, 2017Assignee: KURARAY CO., LTD.Inventors: Koichiro Isoue, Yoshiaki Asanuma
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Patent number: 9356318Abstract: An objective of the present invention is to provide a gel polymer electrolyte composition which exhibits excellent electrolyte retaining ability, excellent ion conductivity, higher mechanical strength and excellent shape preservation, which does not require an extra step for crosslinking, and which can provide a secondary battery with excellent cycle properties and a vinyl acetal polymer used for a gel polymer electrolyte composition. There are provided a vinyl acetal polymer for a gel polymer electrolyte composition, wherein the vinyl acetal polymer has a cationic functional group, as well as a gel polymer electrolyte composition comprising the vinyl acetal polymer and an electrolyte solution, wherein a weight ratio of the vinyl acetal polymer to the electrolyte solution is 0.5:99.5 to 9:91.Type: GrantFiled: January 13, 2011Date of Patent: May 31, 2016Assignee: KURARAY CO., LTD.Inventors: Junji Fujioka, Naoki Fujiwara
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Patent number: 9353217Abstract: Spherical biodegradable particles have improved flexibility, cause less aggregation among particles, and have improved particle shape-recovering ability after passing through a catheter or the like. The biodegradable particles include a synthetic polymer chemically cross-linked to a polyvalent carboxylic acid, the biodegradable particles having a water content of 20 to 90% in a water-saturated state.Type: GrantFiled: December 9, 2011Date of Patent: May 31, 2016Assignee: Toray Industries, Inc.Inventors: Kazuhiro Tanahashi, Megumi Nakanishi, Yasufumi Yamamura, Masaki Fujita
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Patent number: 9298094Abstract: The present invention provides a resist pattern-forming composition capable of forming a resist pattern excellent in etching resistance. The invention also provides a resist pattern formation method using that composition. The composition comprises pure water and a water-soluble resin having aromatic group-containing substituents in its side chain. The composition also contains a free acid or an acid group combined with the water-soluble resin.Type: GrantFiled: July 13, 2012Date of Patent: March 29, 2016Assignee: MERCK PATENT GMBHInventors: Toshira Okamura, Georg Pawlowski, Masahiro Ishii
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Patent number: 9281000Abstract: The present invention relates to a photopolymer formulation containing chemically crosslinked matrix polymers, writing monomers and a photoinitiator system, wherein the photoinitiator system contains a HABI, a dye attuned to the HABI and having an absorption maximum in the range of 400-800 nm and a hydrogen donor. The present invention further relates to a process for producing exposed holographic media with the above photopolymer formulation.Type: GrantFiled: March 25, 2011Date of Patent: March 8, 2016Assignee: Covestro Deutschland AGInventors: Marc-Stephan Weiser, Thomas Rölle, Friedrich-Karl Bruder, Thomas Fäcke, Dennis Hönel
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Patent number: 9250522Abstract: A positive resist composition is provided comprising a polymer comprising recurring units having a carboxyl or phenolic hydroxyl group substituted with an acid labile group and recurring units of 2-pyrone ester, and having a Mw of 1,000-500,000. The resist composition has a satisfactory effect of suppressing acid diffusion and a high resolution, and forms a pattern of good profile and minimal edge roughness after exposure.Type: GrantFiled: March 3, 2015Date of Patent: February 2, 2016Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventors: Jun Hatakeyama, Koji Hasegawa, Masayoshi Sagehashi
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Patent number: 9221938Abstract: The invention relates to polymers carrying ester/hydroxyl groups, containing repetitive structural units of formulae (I) and (II) in a block-wise, alternating or statistical sequence, wherein D represents a direct bond between the polymer backbone and the hydroxyl group, a C1- to C6-alkene group, a C5- to C12-arylene group, an oxyalkene group of formula —O—R2—, an ester group of formula —C(O)—O—R2— or an amide group of formula —C(O)—N(R3)R2—, E represents a hydrocarbon group having 1 to 50 C-atoms, R2 represents a C2- to C10-alkene group, R3 represents hydrogen or a C1- to C10-alkyl group, which can carry substituents, k represents a number between 1 and 1000, n represents a number from 0 to 4999, m represents a number from 1 to 5000, and n+m represents a number between 10 to 5000, under the proviso that a) the molar portion of the structural units (I); on the polymer is between 0 and 99.9 mol-%, and b) the molar portion of the structural units (II) on the polymer is between 0.Type: GrantFiled: December 8, 2011Date of Patent: December 29, 2015Assignee: Clariant Finance (BVI) LimitedInventors: Matthias Krull, Roman Morschhaeuser, Hans Juergen Scholz, Jochen Stock
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Patent number: 9221717Abstract: The invention relates to silane modified additives obtained by condensation of one or a plurality of silanes of the general formula (RO)3-nR1nSi(R2X)(1), wherein R is an optionally substituted alkyle, aryle or alkoxyalkyl radical with 1 to 10 carbon atoms or hydrogen, R1 an optionally substituted hydrocarbon radical with 1 to 12 carbon atoms or hydrogen, R2 an optionally substituted alkylene radical with 1 to 20 carbon atoms, wherein methylene units that are not adjacent to one another can be substituted by groups —O—, and X is bound to R2 via a covalent bond and stands for an amino radical NHR3, an epoxy radical CR4(O)CR5R6, an urethane radical NR3—C(?O)OR3, an urea radical NR3—C(?O)NR3R4, a phosphorous acid radical P(?O)(OH)2, an anhydride radical C(?O)O(O?)CR3 or a carbon acid radical, wherein R3 is hydrogen or an optionally substituted alkyle, aryle or amino alkyle radical with 1 to 10 carbon atoms, R4, R5, R6 hydrogen or an optionally substituted alkyle or aryle radical with 1 to 10 carbon atoms, whereinType: GrantFiled: August 11, 2008Date of Patent: December 29, 2015Assignee: Wacker Chemie AGInventors: Abdulmajid Hashemzadeh, Marion Killat
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Patent number: 9156928Abstract: An object of the invention is to provide a novel alkyl-modified PVA capable of exerting superior thickening properties while maintaining high water solubility, and also capable of having high water resistance in a state being hardened without using an especial crosslinking agent. In addition, another object is to provide a composition, a thickener, a coating material for papers, a coated paper, an adhesive and a film containing the alkyl-modified PVA. Provided is an alkyl-modified vinyl alcohol polymer containing (a) a monomer unit represented by the following general formula (I): wherein, R1 represents a linear or branched alkyl group having 8 to 29 carbon atoms; and R2 represents a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, and has a viscosity average degree of polymerization of no less than 200 and no greater than 5,000, a degree of saponification of no less than 20 mol % and no greater than 99.99 mol %, and a content of the monomer unit (a) of no less than 0.Type: GrantFiled: June 8, 2011Date of Patent: October 13, 2015Assignee: KURARAY CO., LTD.Inventors: Shinsuke Nii, Masato Nakamae, Yuta Taoka, Yasutomo Saito
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Patent number: 9138947Abstract: A method for producing a polarizer of the present invention includes: subjecting a polyvinyl alcohol film to at least a dyeing process, a crosslinking process and a stretching process, then subjecting the film, in which all of the processes have been performed, having a water content of 25 to 55% by weight to a drying process, wherein in the drying process, the water content of the film is reduced by at least 15% by weight, so that the film has a water content of 5 to 35% by weight, and the drying process has a quick drying stage in which the water content of the film is reduced by at least 10% by weight in a time period of ½ to 1/30 of the total drying time of the drying process. The polarizer obtained by the production method has durability and has good optical properties over a wide band.Type: GrantFiled: December 4, 2008Date of Patent: September 22, 2015Assignee: NITTO DENKO CORPORATIONInventors: Kiyoe Shigetomi, Kazunori Futamura, Daisuke Ogomi, Tetsurou Takeda, Akinori Nishimura, Mitsuhiko Tsuji, Kenrou Murate
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Patent number: 9056976Abstract: The invention provides a thermoplastic polymer composition containing a hydrogenated block copolymer mixture (a), a polyvinyl acetal (b), and a thermoplastic elastomer (c), wherein the hydrogenated block copolymer mixture (a) contains a hydrogenated block copolymer (a1) containing hydrogenated polymer blocks (A1) containing aromatic vinyl units and hydrogenated polymer blocks (B1) containing conjugated diene units and a hydrogenated block copolymer (a2) containing hydrogenated polymer blocks (A2) containing aromatic vinyl units and hydrogenated polymer blocks (B2) containing conjugated diene units; (A1) content is 5 mass % or higher and lower than 40 mass % in (a1); (A2) content is 40 mass % to 70 mass % in (a2); the polyvinyl acetal (b) has been produced through acetalization of a polyvinyl alcohol; and the thermoplastic elastomer (c) contains hydrogenated polymer blocks (A3) containing aromatic vinyl units, hydrogenated polymer blocks (B3) containing conjugated diene units, and polymer blocks having a polarType: GrantFiled: March 30, 2011Date of Patent: June 16, 2015Assignee: KURARAY CO., LTD.Inventors: Shigenao Kuwahara, Asako Minamide
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Patent number: 9034987Abstract: Disclosed is an adhesive for a polarizing plate that comprises a polyvinyl alcohol-based resin with an acetoacetyl group and an amine-based metal compound crosslinking agent, and a method of manufacturing the same.Type: GrantFiled: January 26, 2007Date of Patent: May 19, 2015Assignee: LG Chem, Ltd.Inventors: Seung-Ae Kim, Kyun-Il Rah