Patents Assigned to WINTECH
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Patent number: 9261409Abstract: The invention relates to a temperature control device (1) intended to be attached inside an opening (2) of a wall (8) defining an area to be controlled, said device including: a frame (4) intended to be fitted into said opening (2), provided with a means for attachment onto said opening, and with a sealing means for ensuring that the wall (8) is sealed at the opening (2); a heat sensor (5) that is housed inside the frame (4) and is arranged so as to receive infrared waves and convert said waves into electrical signals; and an optical system (6) that is rigidly connected to the frame (4) and is intended for focusing the infrared waves, coming from the area to be controlled, toward said heat sensor (5). The invention also relates to a chamber, having an opening and at least one such temperature control device mounted into said chamber. The invention moreover relates to a method for mounting such a temperature control device into an opening of a wall defining an area to be controlled.Type: GrantFiled: November 29, 2010Date of Patent: February 16, 2016Assignee: WintechInventors: Olivier Crottereau, José Fernandez
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Patent number: 9221946Abstract: Provided is technology that causes polybutylene terephthalate resin to react with a reactive compound and reduces the thermal decomposition of the polybutylene terephthalate resin, when performing reactive processing method using the polybutylene terephthalate resin. During production of polybutylene terephthalate resin pellets, the polybutylene terephthalate resin (A) and a reactive compound (B) that reacts with the polybutylene terephthalate resin (A) are reacted such that the difference between the intrinsic viscosity of a polybutylene terephthalate resin composition configuring the polybutylene terephthalate resin pellets and the intrinsic viscosity of a polybutylene terephthalate resin composition configuring a polybutylene terephthalate resin molded article is no more than 0.05 dL/g, and the amount of carboxylic group ends in the resin included in the polybutylene terephthalate resin pellets is adjusted so as to be no more than 25 meq/kg.Type: GrantFiled: November 20, 2012Date of Patent: December 29, 2015Assignee: WINTECH POLYMER LTD.Inventors: Kunihiro Hirata, Kazuhito Suzuki, Takayuki Ishikawa
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Publication number: 20150051324Abstract: A resin composition including an aromatic polyester resin and having high levels of hydrolysis resistance and moldability is provided. The resin composition includes an aromatic polyester resin having a terminal carboxyl group content of not more than 30 eq/ton (component A), a cyclic carbodiimide compound having at least two carbodiimide rings, each having only one carbodiimide group (component B), and a polyvalent hydroxyl group-containing compound having a hydroxyl value of not less than 200 (component C).Type: ApplicationFiled: March 15, 2013Publication date: February 19, 2015Applicants: WINTECH POLYMER LTD., TEIJIN LIMITEDInventors: Ryuji Nonokawa, Shinichiro Shoji, Shinya Yamada, Kouichi Sakata, Kazuya Goshima
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Patent number: 8921465Abstract: To provide a polybutylene terephthalate resin composition having excellent tracking resistance, mechanical strength, and low-hygroscopicity, and being flame-retarded by a non-halogen-containing flame retardant. A polybutylene terephthalate resin composition is prepared by compounding polyamide resin, an organic phosphorous flame retardant, and a nitrogen-containing flame retardant assistant into polybutylene terephthalate resin, wherein the content of the polyamide resin is not less than 1 part by mass and not more than 15 parts by mass to 100 parts by mass of the polybutylene terephthalate resin.Type: GrantFiled: May 13, 2011Date of Patent: December 30, 2014Assignee: Wintech Polymer Ltd.Inventors: Takakazu Hirakawa, Nobuyuki Sueyasu
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Patent number: 8906988Abstract: Provided is an integrated molded product in which a molded resin product containing a phosphorus compound is used and an addition-reactive silicone adhesive agent is used to achieve strong bonding. The integrated molded product comprises a thermoplastic resin molded product made of a thermoplastic resin composition comprising a polybutylene terephthalate resin and a phosphorus compound, the content of the phosphorus compound being 0.5% by mass or less; an addition-reactive silicone composition; and a member; and the thermoplastic resin molded product and the addition-reactive silicone composition are brought into contact with each other. The phosphorus compound to be used is preferably a trivalent phosphorous compound.Type: GrantFiled: October 28, 2011Date of Patent: December 9, 2014Assignee: Wintech Polymer Ltd.Inventors: Kumiko Doi, Kouichi Sakata
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Publication number: 20140322551Abstract: To provide a polybutylene terephthalate resin composition offering excellent flowability, wherein the resin composition raises the weld strength and heat shock resistance of a welded body obtained by welding together molded products obtained by molding the polybutylene terephthalate resin composition. [Solution] A polybutylene terephthalate resin composition comprising a polybutylene terephthalate resin (A) having a weight-average molecular weight of 60,000-80,000 inclusive and an inorganic filler (B). Preferably, also included is 5-20 mass parts of an elastomer (C) relative to 100 mass parts of the polybutylene terephthalate resin (A).Type: ApplicationFiled: September 27, 2012Publication date: October 30, 2014Applicant: WinTech Polymer Ltd.Inventor: Kouichi Sakata
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Publication number: 20140242315Abstract: A polybutylene terephthalate resin composition which is free from bleeding and other problems, and improves the flowability (melt-flowability) while maintaining the characteristics such as mechanical strength or toughness. To 100 parts by weight of a composition composed of 50 to 90% by weight of (A) a polybutylene terephthalate resin and 10 to 50% by weight of (B) inorganic filler, is blended 0.05 to 5 parts by weight of (C) a glycerin fatty acid ester being composed of glycerin and/or a dehydrated condensate thereof and a fatty acid having 12 or more carbon atoms and having 200 or more hydroxyl value determined by a method specified in the description.Type: ApplicationFiled: May 7, 2014Publication date: August 28, 2014Applicant: WinTech Polymer Ltd.Inventor: Shinya YAMADA
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Publication number: 20140205785Abstract: Provided is an injection-molded article with excellent external appearance, low warping, heat resistance, and durability to heating and cooling. An injection-molded article for which (1) deflection temperature under load according to ISO 75-1 is 165-220° C., (2) surface gloss at 45° by the JIS Z8741 testing method is 95-110, (3) the flatness of flat plates of 120 mm length, 120 mm width and 2 mm thickness with JIS B0021 is 0-2 mm, (4) after tensile property evaluation test pieces molded according to ISO 3167 were heat-treated for ten days in a 150° C. hot air oven and then treated for 24 hours at 23° C. and 50% RH, stretch at break measured according to ISO 524-1, 2 is 1.5% or more.Type: ApplicationFiled: August 16, 2012Publication date: July 24, 2014Applicant: WINTECH POLYMER LTD.Inventors: Kazuya Goshima, Kazuhito Kobayashi, Kumiko Doi
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Patent number: 8734956Abstract: The present invention provides a polybutylene terephthalate resin composition which satisfies performances such as high durability in an environment of heating and cooling cycles and adhesion properties to an addition-reaction type silicone rubber. Specifically, provided is the polybutylene terephthalate resin composition, exhibiting excellent adhesion properties to the addition-reaction type silicone rubber, including: (A) 100 parts by weight of polybutylene terephthalate resin; (B) 5 to 30 parts by weight of a styrene-based thermoplastic elastomer containing 40% by weight or less of styrene component; and (C) 20 to 100 parts by weight of glass fiber.Type: GrantFiled: December 24, 2008Date of Patent: May 27, 2014Assignee: Wintech Polymer Ltd.Inventors: Kouichi Sakata, Hiroyuki Amano
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Patent number: 8530555Abstract: To provide a polybutylene terephthalate resin composition that excels in the anti-heat shock property, flame retardation and hydrolysis resistance. A polybutylene terephthalate resin composition is prepared by combining a halogenated benzylacrylate compound, an antimony oxide compound and a carbodiimide compound with the polybutylene terephthalate resin. The content of the carbodiimide compound may be an amount that makes the amount of the carbodiimide functional group to be at least 0.3 equivalents and no more than 5.0 equivalents, when the terminal carboxyl equivalent of the polybutylene terephthalate is set as 1.Type: GrantFiled: November 10, 2010Date of Patent: September 10, 2013Assignee: Wintech Polymer Ltd.Inventors: Fumiyuki Ohtake, Kouichi Sakata
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Publication number: 20130203905Abstract: To provide a polybutylene terephthalate resin composition having excellent tracking resistance, mechanical strength, and low-hygroscopicity, and being flame-retarded by a non-halogen-containing flame retardant. A polybutylene terephthalate resin composition is prepared by compounding polyamide resin, an organic phosphorous flame retardant, and a nitrogen-containing flame retardant assistant into polybutylene terephthalate resin, wherein the content of the polyamide resin is not less than 1 part by mass and not more than 15 parts by mass to 100 parts by mass of the polybutylene terephthalate resin.Type: ApplicationFiled: May 13, 2011Publication date: August 8, 2013Applicant: WINTECH POLYMER LTD.Inventors: Takakazu Hirakawa, Nobuyuki Sueyasu
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Publication number: 20130177774Abstract: To provide a technique of improving adhesion of a resin molded article including a polyalkylene terephthalate resin to a silicon adhesive. A polyalkylene terephthalate resin is used in which an aromatic dicarboxylic acid excluding terephthalic acid, and/or an ester compound thereof is subjected to copolymerization as a modified component, and the content of the modified component relative to the total dicarboxylic acid component is at least 13 mol % and no more than 35 mol %. It is preferable if the modified polyalkylene terephthalate resin is a modified polybutylene terephthalate resin, and the aromatic dicarboxylic acid and/or an ester compound thereof is isophthalic acid and/or an ester compound thereof.Type: ApplicationFiled: May 31, 2011Publication date: July 11, 2013Applicant: WINTECH POLYMER LTD.Inventor: Kouichi Sakata
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Patent number: 8445570Abstract: The present invention provides a polybutylene terephthalate resin composition, having performance of high durability and the like in a cold cycle environment, and having high strength. Specifically, relative to 100 parts by weight of a polybutylene terephthalate resin (A) having 30 meq/kg or less of the amount of terminal carboxyl groups, there are added a carbodiimide compound (B) in an amount of 0.3 to 1.5 equivalents of the carbodiimide functional group when the amount of carboxyl terminal group in the polybutylene terephthalate resin (A) is set as 1, 20 to 100 parts by weight of a fibrous filler (C), and 5 to 15 parts by weight of an elastomer (D).Type: GrantFiled: June 10, 2009Date of Patent: May 21, 2013Assignee: Wintech Polymer Ltd.Inventors: Kouichi Sakata, Fumiyuki Ohtake
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Patent number: 8404763Abstract: The present invention provides a polybutylene terephthalate resin composition having both low warpage and high durability in a cold cycle environment. Specifically, relative to 100 parts by weight of a polybutylene terephthalate resin (A) having 30 meq/kg or less of the amount of terminal carboxyl groups, there are added a carbodiimide compound (B) in an amount of 0.3 to 2 equivalents of the carbodiimide functional group when the amount of carboxyl terminal group in the polybutylene terephthalate resin (A) is set as 1, 20 to 100 parts by weight of a fibrous filler (C), and 15 to 65 parts by weight of a thermoplastic resin (D) of one or more selected from polycarbonate resin and polyethylene terephthalate resin.Type: GrantFiled: June 10, 2009Date of Patent: March 26, 2013Assignee: Wintech Polymer Ltd.Inventors: Kouichi Sakata, Fumiyuki Ohtake
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Publication number: 20120307862Abstract: The invention relates to a temperature control device (1) intended to be attached inside an opening (2) of a wall (8) defining an area to be controlled, said device including: a frame (4) intended to be fitted into said opening (2), provided with a means for attachment onto said opening, and with a sealing means for ensuring that the wall (8) is sealed at the opening (2); a heat sensor (5) that is housed inside the frame (4) and is arranged so as to receive infrared waves and convert said waves into electrical signals; and an optical system (6) that is rigidly connected to the frame (4) and is intended for focusing the infrared waves, coming from the area to be controlled, toward said heat sensor (5). The invention also relates to a chamber, having an opening and at least one such temperature control device mounted into said chamber. The invention moreover relates to a method for mounting such a temperature control device into an opening of a wall defining an area to be controlled.Type: ApplicationFiled: November 29, 2010Publication date: December 6, 2012Applicant: WINTECHInventors: Olivier Crottereau, José Fernandez
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Publication number: 20120232200Abstract: To provide a polybutylene terephthalate resin composition that excels in the anti-heat shock property, flame retardation and hydrolysis resistance. A polybutylene terephthalate resin composition is prepared by combining a halogenated benzylacrylate compound, an antimony oxide compound and a carbodiimide compound with the polybutylene terephthalate resin. The content of the carbodiimide compound may be an amount that makes the amount of the carbodiimide functional group to be at least 0.3 equivalents and no more than 5.0 equivalents, when the terminal carboxyl equivalent of the polybutylene terephthalate is set as 1.Type: ApplicationFiled: November 10, 2010Publication date: September 13, 2012Applicant: WINTECH POLYMER LTD.Inventors: Fumiyuki Ohtake, Kouichi Sakata
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Patent number: 8247477Abstract: Provided is a polybutylene terephthalate resin composition for insulating parts, which satisfies GWIT Standard over a thickness range of 0.75 to 3 mm, the thickness range having been accepted as difficult to satisfy the Standard. In detail, to (A) 100 parts by weight of a polybutylene terephthalate resin, there are added (B) 5 to 50 parts by weight of a halogen-based flame retardant, (C) 5 to 50 parts by weight of a flame retardant assistant, (D) 1 to 100 parts by weight of a nitrogen-based compound, and (E) 0 to 200 parts by weight of a fibrous reinforcement.Type: GrantFiled: June 19, 2007Date of Patent: August 21, 2012Assignee: Wintech Polymer Ltd.Inventor: Yasumitsu Miyamoto
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Patent number: 8210213Abstract: A multilayer tube comprises at least the following three layers: an inner layer contactable with a fuel component, a barrier layer preventing the fuel component permeating, and an outermost layer. In the multilayer tube, the inner layer comprises a poly(butylene terephthalate) resin composition containing at least (A) a poly(butylene terephthalate) resin, the barrier layer comprises a polyester resin composition, and the outermost layer comprises a poly(butylene terephthalate) resin composition containing (A) a poly(butylene terephthalate) resin, (B) an elastomer component, (C) an aromatic polycarbodiimide compound, and (D) an antioxidant.Type: GrantFiled: March 23, 2009Date of Patent: July 3, 2012Assignees: Wintech Polymer Ltd., Tokai Rubber Industries, Ltd.Inventors: Yasumitsu Miyamoto, Koji Mizutani, Kazutaka Katayama, Kazuhito Kasahara
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Patent number: 8142900Abstract: A laser-weldable polybutylene terephthalate-series resin composition having a high laser weldability, a high welding strength, and a high heat shock resistance is provided. The laser-weldable PBT-series resin composition comprises (A) a polybutylene terephthalate-series resin and (B) a core-shell polymer (e.g., a core-shell polymer having an acrylic rubber as a core thereof), and if necessary (C) a filler or reinforcing agent (e.g., a glass fiber) and a polycarbonate-series resin. In the resin composition, the core-shell polymer (B) may usually have an average particle size of not less than 2 ?m.Type: GrantFiled: September 6, 2007Date of Patent: March 27, 2012Assignee: Wintech Polymer Ltd.Inventor: Koichi Sakata
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Patent number: 8142888Abstract: The present invention provides a polybutylene terephthalate resin composition which satisfies both performances such as high durability in an environment of heating and cooling cycle, and adhesion property to silicone rubber. Specifically, provided is a polybutylene terephthalate resin composition, exhibiting an excellent adhesion property to silicone rubber, containing: (A) 100 parts by weight of polybutylene terephthalate resin; (B) 5 to 30 parts by weight of a core-shell type polymer having a mean particle diameter of 2 ?m or larger, in which a core layer is structured by an acrylic-based rubber, and (C) 20 to 100 parts by weight of glass fiber.Type: GrantFiled: December 24, 2008Date of Patent: March 27, 2012Assignee: Wintech Polymer Ltd.Inventors: Kouichi Sakata, Hiroyuki Amano