Patents by Inventor Kazunari Kosaka
Kazunari Kosaka has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9701069Abstract: Disclosed is a method for manufacturing a composite material, which includes performing press molding of a fiber matrix structure including reinforcing fibers and a matrix resin mainly including a polyester-based resin having a crystallization temperature of 185° C. or lower. Furthermore, the polyester-based resin is preferably a polyester-based copolymer. In addition, it is preferred that the matrix resin includes a carbodiimide, and that the carbodiimide has a cyclic structure. Moreover, it is preferred that the press molding is cold pressing in which a die temperature is 170° C. or lower; that the reinforcing fibers are carbon fibers; and that the discontinuous fibers are randomly oriented in the structure.Type: GrantFiled: September 19, 2013Date of Patent: July 11, 2017Assignee: Teijin LimitedInventors: Kazunari Kosaka, Takuro Kitamura, Yasuyuki Kondo, Daisuke Kobayashi
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Patent number: 9631061Abstract: A fiber-reinforced composite material obtained by reinforcing a matrix resin with fibers, wherein the matrix resin contains a thermoplastic resin and a carbon black, the fibers are discontinuous carbon fibers, a part of the discontinuous carbon fibers forms fiber bundles, and the thickness of a thinnest part of the matrix resin which is located between an outermost surface of the composite material and the fibers existing in an inside of the composite material is less than 100 ?m. Further, it is preferred that the thermoplastic resin is a polyamide-based resin, that the discontinuous carbon fibers have a length of from 3 to 100 mm, and that the orientation of the discontinuous carbon fibers is random. Furthermore, it is preferred that the size of the primary particle diameter of the carbon black is within a range of 7 to 75 nm.Type: GrantFiled: July 30, 2014Date of Patent: April 25, 2017Assignee: Teijin LimitedInventors: Yasuyuki Kondo, Takuro Kitamura, Kazunari Kosaka, Daisuke Kobayashi
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Publication number: 20160145410Abstract: A fiber-reinforced composite material obtained by reinforcing a matrix resin with fibers, wherein the matrix resin contains a thermoplastic resin and a carbon black, the fibers are discontinuous carbon fibers, a part of the discontinuous carbon fibers forms fiber bundles, and the thickness of a thinnest part of the matrix resin which is located between an outermost surface of the composite material and the fibers existing in an inside of the composite material is less than 100 ?m. Further, it is preferred that the thermoplastic resin is a polyamide-based resin, that the discontinuous carbon fibers have a length of from 3 to 100 mm, and that the orientation of the discontinuous carbon fibers is random. Furthermore, it is preferred that the size of the primary particle diameter of the carbon black is within a range of 7 to 75 nm.Type: ApplicationFiled: July 30, 2014Publication date: May 26, 2016Applicant: Teijin LimitedInventors: Yasuyuki Kondo, Takuro Kitamura, Kazunari Kosaka, Daisuke Kobayashi
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Publication number: 20160101542Abstract: Provided is a method for manufacturing a composite material including peforming press molding a fiber matrix structure including reinforcing fibers and a matrix resin which mainly includes a polyester-based resin and includes an aromatic polycarbonate resin and. Furthermore, it is preferred that the polyester-based resin is a polyester copolymer and includes a terephthalic acid component and an isophthalic acid component. In addition, it is preferred that the press molding is cold pressing in which a die temperature is 170° C. or lower; that the reinforcing fibers are carbon fibers or fibers mainly including discontinuous fibers; and furthermore, that the discontinuous fibers are randomly oriented in the structure.Type: ApplicationFiled: September 19, 2013Publication date: April 14, 2016Applicant: Teijin LimitedInventors: Kazunari Kosaka, Takuro Kitamura, Yasuyuki Kondo, Daisuke Kobayashi
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Publication number: 20150239182Abstract: Disclosed is a method for manufacturing a composite material, which includes performing press molding of a fiber matrix structure including reinforcing fibers and a matrix resin mainly including a polyester-based resin having a crystallization temperature of 185° C. or lower. Furthermore, the polyester-based resin is preferably a polyester-based copolymer. In addition, it is preferred that the matrix resin includes a carbodiimide, and that the carbodiimide has a cyclic structure. Moreover, it is preferred that the press molding is cold pressing in which a die temperature is 170° C. or lower; that the reinforcing fibers are carbon fibers; and that the discontinuous fibers are randomly oriented in the structure.Type: ApplicationFiled: September 19, 2013Publication date: August 27, 2015Applicant: TEIJIN LIMITEDInventors: Kazunari Kosaka, Takuro Kitamura, Yasuyuki Kondo, Daisuke Kobayashi
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Patent number: 8147958Abstract: A flexible thermoplastic composition comprises a poly(arylene ether), a first block copolymer, a second block copolymer and a flame retardant wherein the second block copolymer comprises a controlled distribution copolymer block. The flexible thermoplastic composition is useful in the manufacture of coated wires.Type: GrantFiled: July 2, 2010Date of Patent: April 3, 2012Assignee: Sabic Innovative Plastics IP B.V.Inventors: Kazunari Kosaka, Xiucuo Li, Weiguang Yao
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Patent number: 7989701Abstract: A multiconductor cable assembly includes two or more coated wires in a side-by-side contacting relation, and the covering of the wires includes a composition with specific proportions of a poly(arylene ether), a block copolymer, and a flame retardant. The multiconductor cable assembly can be formed by extrusion coating two or more uncoated conductors, or by passing two or more coated wires through a nip defined by two rollers to fuse the coated wires.Type: GrantFiled: October 22, 2008Date of Patent: August 2, 2011Assignee: Sabic Innovative Plastics IP B.V.Inventors: Kazunari Kosaka, Xiucuo Li, Wei Shan
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Patent number: 7847032Abstract: A poly(arylene ether) composition includes a hydrogenated block copolymer of an alkenyl aromatic compound and a conjugated diene, a flame retardant, and a poly(arylene ether)-polysiloxane block copolymer reaction product that itself includes a poly(arylene ether)-polysiloxane block copolymer. The composition is useful for forming extruded articles, including insulation for wire and cable. The poly(arylene ether)-polysiloxane block copolymer contributes improved flame retardancy and, in many cases, improved physical properties to the composition.Type: GrantFiled: December 10, 2008Date of Patent: December 7, 2010Assignee: Sabic Innovative Plastics IP B.V.Inventors: Hua Guo, Jian Guo, Kazunari Kosaka, Xiucuo Li
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Publication number: 20100263906Abstract: A flexible thermoplastic composition comprises a poly(arylene ether), a first block copolymer, a second block copolymer and a flame retardant wherein the second block copolymer comprises a controlled distribution copolymer block. The flexible thermoplastic composition is useful in the manufacture of coated wires.Type: ApplicationFiled: July 2, 2010Publication date: October 21, 2010Applicant: SABIC INNOVATIVE PLASTICS IP B.V.Inventors: Kazunari Kosaka, Xiucuo Li, Weiguang Yao
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Patent number: 7799854Abstract: A flame retardant thermoplastic composition comprising a poly(arylene ether), a block copolymer, a liquid polyolefin, and a flame retardant additive composition. The flame retardant additive composition comprises a metal hydroxide, an organic phosphate, and a phosphoric acid salt selected from the group consisting of melamine phosphate, melamine pyrophosphate, melamine orthophosphate, melem polyphosphate, melam polyphosphate, diammonium phosphate, monoammonium phosphate, phosphoric acid amide, melamine polyphosphate, ammonium polyphosphate, polyphosphoric acid amide, and combinations of two or more of the foregoing. The block copolymer comprises a block that is a controlled distribution copolymer having terminal regions that are rich in alkylene units and a center region that is rich in aryl alkylene units. The flame retardant composition may be used in the production of covered conductors.Type: GrantFiled: May 25, 2007Date of Patent: September 21, 2010Assignee: Sabic Innovative Plastics IP B.V.Inventors: Kazunari Kosaka, Xiucuo Li, Yong Xiao
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Patent number: 7772322Abstract: A flexible thermoplastic composition comprises a poly(arylene ether), a first block copolymer, a second block copolymer and a flame retardant wherein the second block copolymer comprises a controlled distribution copolymer block. The flexible thermoplastic composition is useful in the manufacture of coated wires.Type: GrantFiled: February 17, 2005Date of Patent: August 10, 2010Assignee: Sabic Innovative Plastics IP B.V.Inventors: Kazunari Kosaka, Xiucuo Li, Weiguang Yao
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Publication number: 20100139944Abstract: A poly(arylene ether) composition includes a hydrogenated block copolymer of an alkenyl aromatic compound and a conjugated diene, a flame retardant, and a poly(arylene ether)-polysiloxane block copolymer reaction product that itself includes a poly(arylene ether)-polysiloxane block copolymer. The composition is useful for forming extruded articles, including insulation for wire and cable. The poly(arylene ether)-polysiloxane block copolymer contributes improved flame retardancy and, in many cases, improved physical properties to the composition.Type: ApplicationFiled: December 10, 2008Publication date: June 10, 2010Inventors: Hua Guo, Jian Guo, Kazunari Kosaka, Xiucuo Li
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Patent number: 7582692Abstract: A flame retardant thermoplastic composition comprises: a poly(arylene ether); an impact modifier; a polyolefin; a phosphoric acid salt selected from the group consisting of melamine phosphate, melamine pyrophosphate, melamine orthophosphate, diammonium phosphate, monoammonium phosphate, phosphoric acid amide, melamine polyphosphate, ammonium polyphosphate, polyphosphoric acid amide, and combinations of two or more of the foregoing; a metal hydroxide; and an organic phosphate wherein the amount of phosphoric acid salt by weight is greater than or equal to the amount of organic phosphate by weight. The flame retardant composition is may be used in the production of electrical wires.Type: GrantFiled: November 30, 2005Date of Patent: September 1, 2009Assignee: Sabic Innovative Plastics IP B.V.Inventors: Kazunari Kosaka, Xiucuo Li, Weiguang Yao
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Publication number: 20090133896Abstract: A multiconductor cable assembly includes two or more coated wires in a side-by-side contacting relation, and the covering of the wires includes a composition with specific proportions of a poly(arylene ether), a block copolymer, and a flame retardant. The multiconductor cable assembly exhibits excellent physical and flame retardant properties without using poly(vinyl chloride). Various methods of forming the multiconductor cable assembly are described.Type: ApplicationFiled: October 22, 2008Publication date: May 28, 2009Inventors: Kazunari Kosaka, Xiucuo Li, Wei Shan
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Patent number: 7517927Abstract: A flexible thermoplastic composition comprises poly(arylene ether); a plasticizer having an affinity for polyolefin; a polyolefin and a hydrogenated block copolymer of an alkenyl aromatic compound and a conjugated diene, wherein the polyolefin comprises (i) an ethylene/C7-C20 alpha olefin copolymer having an alpha olefin content greater than or equal to about 10%, (ii) a thermoplastic vulcanizate (iii) a combination of linear low density polyethylene and a thermoplastic vulcanizate, (iv) a combination of an ethylene/C7-C20 alpha olefin copolymer having an alpha olefin content greater than or equal to about 10%, a linear low density polyethylene, and a thermoplastic vulcanizate, (v) a combination of an ethylene/C7-C20 alpha olefin copolymer having an alpha olefin content greater than or equal to about 10% and a thermoplastic vulcanizate or (vi) a combination of an ethylene/C7-C20 alpha olefin copolymer having an alpha olefin content greater than or equal to about 10% and linear low density polyethylene.Type: GrantFiled: November 29, 2004Date of Patent: April 14, 2009Assignee: Sabic Innovative Plastics IP B.V.Inventors: Kazunari Kosaka, Xiucuo Li, Vijay Mhetar, Jeffery Tenenbaum, Weiguang Yao
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Patent number: 7417083Abstract: A flame retardant additive composition comprising a phosphoric acid salt selected from the group consisting of melamine phosphate, melamine pyrophosphate, melamine orthophosphate, diammonium phosphate, monoammonium phosphate, phosphoric acid amide, melamine polyphosphate, ammonium polyphosphate, polyphosphoric acid amide and combinations of two or more of the foregoing; a metal hydroxide; and an organic phosphate. The flame retardant additive is useful in a wide range of thermoplastic compositions.Type: GrantFiled: March 28, 2005Date of Patent: August 26, 2008Assignee: Sabic Innovative Plastics IP B.V.Inventors: Kazunari Kosaka, Xiucuo Li, Xuedong Li, Vijay Mhetar, Weiguang Yao
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Publication number: 20070261878Abstract: A flame retardant thermoplastic composition comprising a poly(arylene ether), a block copolymer, a liquid polyolefin, and a flame retardant additive composition. The flame retardant additive composition comprises a metal hydroxide, an organic phosphate, and a phosphoric acid salt selected from the group consisting of melamine phosphate, melamine pyrophosphate, melamine orthophosphate, melem polyphosphate, melam polyphosphate, diammonium phosphate, monoammonium phosphate, phosphoric acid amide, melamine polyphosphate, ammonium polyphosphate, polyphosphoric acid amide, and combinations of two or more of the foregoing. The block copolymer comprises a block that is a controlled distribution copolymer having terminal regions that are rich in alkylene units and a center region that is rich in aryl alkylene units. The flame retardant composition may be used in the production of covered conductors.Type: ApplicationFiled: May 25, 2007Publication date: November 15, 2007Applicant: GENERAL ELECTRIC COMPANYInventors: Kazunari Kosaka, Xiucuo Li, Yong Xiao
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Publication number: 20060182967Abstract: A flexible thermoplastic composition comprises a poly(arylene ether), a first block copolymer, a second block copolymer and a flame retardant wherein the second block copolymer comprises a controlled distribution copolymer block. The flexible thermoplastic composition is useful in the manufacture of coated wires.Type: ApplicationFiled: February 17, 2005Publication date: August 17, 2006Inventors: Kazunari Kosaka, Xiucuo Li, Weiguang Yao
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Publication number: 20060106139Abstract: A flame retardant thermoplastic composition comprises: a poly(arylene ether); an impact modifier; a polyolefin; a phosphoric acid salt selected from the group consisting of melamine phosphate, melamine pyrophosphate, melamine orthophosphate, diammonium phosphate, monoammonium phosphate, phosphoric acid amide, melamine polyphosphate, ammonium polyphosphate, polyphosphoric acid amide, and combinations of two or more of the foregoing; a metal hydroxide; and an organic phosphate wherein the amount of phosphoric acid salt by weight is greater than or equal to the amount of organic phosphate by weight. The flame retardant composition is may be used in the production of electrical wires.Type: ApplicationFiled: November 30, 2005Publication date: May 18, 2006Inventors: Kazunari Kosaka, Xiucuo Li, Weiguang Yao
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Publication number: 20050288402Abstract: A flame retardant additive composition comprising a phosphoric acid salt selected from the group consisting of melamine phosphate, melamine pyrophosphate, melamine orthophosphate, diammonium phosphate, monoammonium phosphate, phosphoric acid amide, melamine polyphosphate, ammonium polyphosphate, polyphosphoric acid amide and combinations of two or more of the foregoing; a metal hydroxide; and an organic phosphate. The flame retardant additive is useful in a wide range of thermoplastic compositions.Type: ApplicationFiled: March 28, 2005Publication date: December 29, 2005Inventors: Kazunari Kosaka, Xiucuo Li, Xuedong Li, Vijay Mhetar, Weiguang Yao