Patents Examined by Jeffrey Mullis
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Patent number: 9790356Abstract: The present invention relates to a method of preparing a thermoplastic resin. In accordance with the present invention, provided is a thermoplastic resin having superior antibiosis and melt-kneadability prepared through preparation of a graft copolymer latex and coagulation of the graft copolymer latex with a specific antimicrobial agent, and a method of preparing the thermoplastic resin to prepare a thermoplastic resin composition including the thermoplastic resin.Type: GrantFiled: October 8, 2015Date of Patent: October 17, 2017Assignee: LG CHEM, LTD.Inventors: Hyun Taek Oh, Jeong Su Choi, Keun Hoon Yoo, Bong Keun Ahn, Won Seok Lee, Seok Goo Jang, Roo Da Lee, Sang Hoo Park, Ho Hoon Kim, Hyung Seop Shim
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Patent number: 9783668Abstract: A thermoplastic resin composition includes (A) a first rubber-modified acrylic-based graft copolymer having an average rubber particle diameter of greater than or equal to about 100 nm and less than about 200 nm, (B) a second rubber-modified acrylic-based graft copolymer having an average rubber particle diameter of greater than or equal to about 200 nm and less than or equal to about 400 nm, (C) a first vinyl-based copolymer of an aromatic vinyl monomer and a unsaturated nitrile monomer, and (D) a second vinyl-based copolymer of an alkyl (meth)acrylate monomer, an aromatic vinyl monomer, and a unsaturated nitrile monomer. A molded article can be made using the same.Type: GrantFiled: April 9, 2014Date of Patent: October 10, 2017Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Ji-Eun Park, Ja-Yoon Kim, Kyun-Ha Ban, Chang-Min Hong
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Patent number: 9783675Abstract: The resin composition of the present invention comprises (a) a polypropylene-based resin, (b) a polyphenylene ether-based resin, and (c) a first hydrogenated block copolymer-based resin and further comprises (d) an ethylene-?-olefin copolymer rubber and/or (e) a second hydrogenated block copolymer-based resin.Type: GrantFiled: September 26, 2014Date of Patent: October 10, 2017Assignee: ASAHI KASEI KABUSHIKI KAISHAInventors: Shunichiro I, Mihoko Yamamoto
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Patent number: 9771473Abstract: The invention relates to unique applications for the novel high melt flow, low viscosity, selectively hydrogenated styrene-butadiene-styrene (hSBS) or selectively hydrogenated controlled distribution styrene-butadiene/styrene-styrene (hSBSS) block copolymers, wherein the melt flow rate of said block copolymer is at least 100 g/10 min. at 230° C. under 2.16 kg mass according to ASTM D1238. These block copolymers are novel and have the highest melt flow rate of any styrenic block copolymer also possessing high strength and elasticity. It has applications that prior to the present invention were not normally possible due to the normal low melt flow rate of styrenic block copolymers. The present invention also encompasses various fields of use such as a fiberglass hSBS or hSBSS reinforced mat, low viscosity hSBS or hSBSS coatings for industrial uses, hot melt adhesives prepared from hSBS or hSBSS blended with polyalpha-olefins, and elastic film, fiber, and nonwoven constructions using hSBS or hSBSS.Type: GrantFiled: July 12, 2013Date of Patent: September 26, 2017Assignee: Kraton Polymers U.S. LLCInventors: Kathryn Wright, Hiroshi Kato
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Patent number: 9771470Abstract: Disclosed are a rubber latex and a method of preparing the same. The rubber latex comprises a diene based rubber polymer core and a multilayer shell structure wherein an aromatic or non-aromatic polymer having an unsaturated double bond and a diene based polymer are alternatively laminated on the core. When a rubber reinforced graft copolymer is prepared through emulsion polymerization of the rubber latex, a product having excellent impact resistance and colorability may be provided.Type: GrantFiled: April 30, 2014Date of Patent: September 26, 2017Assignee: LG CHEM, LTD.Inventors: Ju Byung Chai, Yu Sung Jung, Eun Seon Park, Tae Young Jeon, Jin Ho Lee
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Patent number: 9763833Abstract: Provided are buffered adhesive compositions comprising a high molecular weight non-neutralized polymeric acid and a high molecular weight partially neutralized polymeric acid and products such as wound dressings and ostomy skin barriers incorporating the compositions.Type: GrantFiled: February 27, 2013Date of Patent: September 19, 2017Assignee: Hollister IncorporatedInventors: Michael Gerard Taylor, Richard Iwao Murahata
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Patent number: 9758601Abstract: Provided is a modified polyvinyl alcohol containing 0.1 to 10 mol % of a monomer unit represented by formula (1) below and having a degree of polymerization exceeding 2000. This provides a modified polyvinyl alcohol an aqueous solution of which foams less and which has excellent film strength and gas barrier properties under high humidity conditions, while having excellent water solubility. [In formula (1), R1 represents a hydrogen atom or a methyl group.Type: GrantFiled: December 25, 2014Date of Patent: September 12, 2017Assignee: KURARAY CO., LTD.Inventors: Masaki Kato, Keishi Hachiya, Tatsuya Tanida, Keisuke Morikawa, Yusuke Amano
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Patent number: 9758664Abstract: An automotive interior part includes a thermoplastic resin composition containing a prescribed acetone insoluble fraction (A) and a prescribed acetone soluble fraction (B), in which a content of the acetone insoluble fraction (A) is 5 to 18% by mass based on 100% by mass of a sum of the acetone insoluble fraction (A) and the acetone soluble fraction (B).Type: GrantFiled: November 5, 2014Date of Patent: September 12, 2017Assignee: ASAHI KASEI KABUSHIKI KAISHAInventors: Tatsuya Matsumoto, Tomoyuki Fujisawa, Ryoko Hirashima
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Patent number: 9752026Abstract: A composition including at least two grafted copolymers, having a polyolefin trunk and polyamide grafts, the polyamide grafts being 15% to 25% by weight of the composition. Also, a multilayered structure including a plurality of adjacent layers, at least one of which has the above composition. The first grafted copolymer is a polyolefin backbone containing a residue of at least one unsaturated monomer (X) and a plurality of polyamide grafts, the polyamide grafts are attached to the polyolefin backbone by the residue of the unsaturated monomer (X). The second copolymer is a grafted elastomeric copolymer of a polyolefin backbone.Type: GrantFiled: March 17, 2014Date of Patent: September 5, 2017Assignee: ARKEMA FRANCEInventors: Mathieu Sabard, Stephane Bizet, Jean-Jacques Flat
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Patent number: 9752024Abstract: A comprising includes one or more polyethylene, one or more polypropylene, one or more polyolefin elastomer, and a crystalline block composite having the following three components: (i) a crystalline ethylene based polymer, (ii) a crystalline propylene based polymer, and (iii) a block copolymer having a crystalline ethylene based block and a crystalline propylene block. The composition of component (i) is the same as the crystalline ethylene based block of the block copolymer and the composition of component (ii) is the same as the crystalline propylene block of the block copolymer. The composition is useful for forming rotomolded articles.Type: GrantFiled: October 7, 2014Date of Patent: September 5, 2017Assignee: Dow Global Technologies LLCInventors: Russell P. Barry, Yushan Hu, Kim L. Walton, Gary R. Marchand, Colin LiPiShan, Raymond L. Laakso, Jr.
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Patent number: 9745430Abstract: The invention relates to an elastic monofilm having a film thickness between 20 ?m and 100 ?m, comprising an asymmetric styrene-diene triblock copolymer at a content between 35 wt % and 90 wt % as a first polymer substance A and comprising a second polymer substance B. According to the invention, polystyrene is provided at a content between 8 wt % and 40 wt % as the second polymer substance B.Type: GrantFiled: February 26, 2015Date of Patent: August 29, 2017Assignee: MONDI GRONAU GMBHInventor: Henner Sollmann
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Patent number: 9745456Abstract: The invention relates to thermoplastic compositions, containing the following components: a) 30 to 90 wt % of one or more styrene copolymers, and acrylonitrile, as component A; b) 10 to 70 wt % of several impact-modifying graft rubbers without an olefinic double bond in the rubber phase as component B, wherein said component B contains: B1) 1 to 50 wt % of rubber particles that have an average particle diameter of 50 to 150 nm as component B I; B2) 50 to 99 wt % of rubber particles that have an average particle diameter of 800 to 1200 nm as component B2; c) 0 to 20 wt % of one or more additives as component C; are especially weather-resistant and have good mechanical properties.Type: GrantFiled: March 13, 2014Date of Patent: August 29, 2017Assignee: INEOS STYROLUTION GROUP GMBHInventors: Mohammed Abboud, Rolf Minkwitz, Davy Roger Suwier, Philipp Boeckmann, Hans-Juergen Hausser
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Patent number: 9745457Abstract: An aromatic vinyl copolymer is a polymer of a reaction mixture including: an aromatic vinyl compound; a vinyl cyanide compound; a first silicone compound having a weight average molecular weight of about 150 g/mol to less than about 6,000 g/mol and including at least two unsaturated reactive groups; and a second silicone compound having a weight average molecular weight of about 6,000 g/mol to about 100,000 g/mol and including at least two unsaturated reactive groups. A thermoplastic resin composition including the aromatic vinyl copolymer can exhibit excellent matting properties, impact resistance, and balance therebetween.Type: GrantFiled: September 30, 2015Date of Patent: August 29, 2017Assignee: Lotte Advanced Materials Co., Ltd.Inventors: Joo Hyun Jang, Jae Won Heo, Bo Eun Kim, Kwang Soo Park, Yu Jin Jung, Ki Bo Chang, Young Sub Jin
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Patent number: 9738760Abstract: In one aspect, the present invention pertains to novel block materials comprising an aliphatic polycarbonate (APC) chain bound to a hydrocarbon. The invention also provides methods of making the block materials and using them as compatibilizers for polymer blends. In another aspect, the present invention encompasses methods of making blends of APCs with polyolefins. In certain embodiments, the methods comprise the step of blending one or more APCs with one or more polyolefins in the presence of a compatibilizer as described herein. In another aspect, the present invention encompasses novel blends of APCs with polyolefins. In certain embodiments, the blends comprise one or more APCs; at least one polyolefin and a compatibilizer as described herein.Type: GrantFiled: March 31, 2014Date of Patent: August 22, 2017Assignee: Novomer, Inc.Inventor: Scott D. Allen
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Patent number: 9738814Abstract: Disclosed herein is a composition comprising a brush polymer; where the brush polymer comprises a reactive moiety that is reacted to a substrate upon which it is disposed; and a block copolymer; where the block copolymer comprises a first block and a second block that are covalently bonded to each other; where the first block comprises a first polymer and a second block comprises a second polymer; where the first polymer comprises less than or equal to 10 atomic percent polysiloxane; where the second polymer comprises at least 15 atomic percent polysiloxane; where the brush polymer is chemically different from the first polymer and the second polymer; and where the first polymer is chemically different from the second polymer; and wherein the block copolymer is disposed upon the brush polymer.Type: GrantFiled: December 23, 2014Date of Patent: August 22, 2017Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS ELECTRONIC MATERIALS LLCInventors: Shih-Wei Chang, Jong Keun Park, John W. Kramer, Erin B. Vogel, Phillip D. Hustad, Peter Trefonas, III
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Patent number: 9732216Abstract: A resin composition includes a polystyrene resin; a polyethylene terephthalate resin; and a glycidyl group-containing polyethylene graft copolymer, wherein a content of the polystyrene resin is from 10% by weight to 40% by weight and a content of the polyethylene terephthalate resin is from 60% by weight to 90% by weight, with respect to a total amount of the polystyrene resin and the polyethylene terephthalate resin, a content of the glycidyl group-containing polyethylene graft copolymer is from 3% by weight to 20% by weight with respect to 100 parts by weight of a total amount of the polystyrene resin and the polyethylene terephthalate resin, and the glycidyl group-containing polyethylene graft copolymer is a copolymer obtained by graft-polymerizing a polymerizable vinyl monomer to a main chain of a polyethylene copolymer constituted with a glycidyl group-containing (meth)acrylic acid ester unit and an ethylene unit.Type: GrantFiled: July 16, 2015Date of Patent: August 15, 2017Assignee: FUJI XEROX CO., LTD.Inventor: Akira Imada
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Patent number: 9732255Abstract: The invention relates to a composition for a structural acrylic adhesive that comprises an adhesion promoter including a phosphate ester and a high molecular-weight polyamine as a polymerization accelerator.Type: GrantFiled: July 8, 2013Date of Patent: August 15, 2017Assignee: JacretInventor: Arnaud Curet
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Patent number: 9735023Abstract: Disclosed herein is a composition comprising a first block copolymer that comprises a first block and a second block; where the first block has a higher surface energy than the second block; a second block copolymer that comprises a first block and a second block; where the first block of the first block copolymer is chemically the same as or similar to the first block of the second block copolymer and the second block of the first block copolymer is chemically the same as or similar to the second block of the second block copolymer; where the weight percent based on total solids of the first block of the second block copolymer is greater than that of the first block of the first block copolymer; where the first block copolymer phase separates into a first morphology of cylindrical or lamellar domains when disposed singly on a substrate.Type: GrantFiled: June 22, 2015Date of Patent: August 15, 2017Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS ELECTRONIC MATERIALS LLCInventors: Jieqian Zhang, Phillip D. Hustad, Peter Trefonas, III, Mingqi Li, Valeriy V. Ginzburg, Jeffrey D. Weinhold
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Patent number: 9718953Abstract: A thermoplastic elastomer composition includes a hydrogenated block copolymer, which is obtained by hydrogenating a block copolymer having two or more polymer blocks (a) each containing a structural unit derived from an aromatic vinyl compound and one or more polymer blocks (b) each containing structural units derived from isoprene and 1,3-butadiene, a thermoplastic resin, and a rubber softener. The hydrogenated block copolymer has a crystallization peak temperature (Tc) of ?3 to 15° C.Type: GrantFiled: March 2, 2016Date of Patent: August 1, 2017Assignee: KURARAY CO., LTD.Inventors: Yosuke Jogo, Kenji Shachi, Nobuhiro Moriguchi
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Patent number: 9714301Abstract: Disclosed is a method for selectively hydrogenating a copolymer, including contacting a heterogeneous catalyst with a copolymer to process hydrogenation. The copolymer includes aromatic rings and double bonds, and the double bonds are hydrogenated, and the aromatic rings are substantially not hydrogenated. The heterogeneous catalyst includes a metal catalyst such as platinum, palladium, platinum-iridium alloy, or platinum-rhenium alloy formed on a porous support. The hydrogenation is processed at a temperature of 40° C. to 150° C. under a hydrogen pressure of 10 kg/cm2 to 50 kg/cm2.Type: GrantFiled: April 29, 2014Date of Patent: July 25, 2017Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Man-Yin Lo, Ying-Chieh Chen