Patents by Inventor Jinsho Nambu
Jinsho Nambu 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: 9850371Abstract: Methods for producing a resin film or a layered article which are excellent in gas barrier properties under high humidity conditions are disclosed. In the methods, a precursor film of a resin composition composed of alkali metal ions and a resin component having both hydroxyl groups and carboxyl groups is subjected to treatments including (i) dry heating treatment of holding the precursor film under an atmosphere characterized by a temperature not lower than 100° C. and a water vapor concentration less than 50 g/m3, (ii) wet heating treatment of holding the precursor film resulting from the dry heating treatment under an atmosphere characterized by a temperature not lower than 100° C. and a water vapor concentration more than 290 g/m3 or in water at a temperature not lower than 80° C., and (iii) drying the precursor film resulting from the wet heating treatment.Type: GrantFiled: July 14, 2009Date of Patent: December 26, 2017Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro Oosaki, Jinsho Nambu, Taiichi Sakaya
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Patent number: 8685307Abstract: A method for producing a multilayer article is provided.Type: GrantFiled: September 28, 2007Date of Patent: April 1, 2014Assignee: Sumitomo Chemical Company, LimitedInventors: Nobuhiro Oosaki, Jinsho Nambu
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Publication number: 20110000518Abstract: There is provide a layered article with good snow sliding property and antifouling property, article having a substrate and a particle layer laminated on the substrate, wherein the particle layer is a layer formed by applying a particle dispersion liquid to the substrate, the particle dispersion liquid comprising first silicon oxide particles composed of branched rod-shaped particles, each of the branched rod-shaped particles having a diameter of 3 to 50 nm and the branched rod-shaped particles having an average particle diameter of 30 to 500 nm, second silicon oxide particles having an average particle diameter of 1 to 20 nm, third silicon oxide particles having an average particle diameter of greater than 20 mn, and a dispersion medium, wherein the content of the first silicon oxide particles is 15 to 50% by weight, the content of the second silicon oxide particles is 15 to 50% by weight, and the content of the third silicon oxide particles is 35 to 70% by weight where the total amount of the first, secondType: ApplicationFiled: June 29, 2010Publication date: January 6, 2011Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Tomoki KOJIMA, Jinsho NAMBU
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Patent number: 7857938Abstract: There is provided a method for producing a barrier container having a barrier layer which constitutes the inner surface of the container by joining container parts, the method having step (1) of producing container parts from a thermoplastic resin, the container parts each having an inner surface, step (2) of applying a coating liquid containing a liquid medium and a polymer component (A) having hydroxyl groups and carboxyl groups with a ratio of the number of the hydroxyl groups to the number of the carboxyl groups of from 30:70 to 95:5 to the inner surfaces of the container parts produced in step (1), thereby forming a film on the inner surfaces, step (3) of joining the container parts having the film to form a primary container, and step (4) of dry heating the primary container to obtain a dry heated container having a barrier layer.Type: GrantFiled: April 21, 2008Date of Patent: December 28, 2010Assignee: Sumitomo Chemical Company, LimitedInventors: Nobuhiro Oosaki, Jinsho Nambu
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Patent number: 7749567Abstract: Disclosed is a process for producing a layered article including a substrate and an inorganic particle layer formed thereon, the process including: preparing a mixed inorganic particle dispersion comprising a liquid dispersion medium containing inorganic particles (A) and inorganic particles (B), the mixed inorganic particle dispersion being characterized by conditions (1) regarding particle size, (2) regarding volume fraction of inorganic particles and (3) regarding weight fraction; applying the mixed inorganic particle dispersion to a substrate, and removing the liquid dispersion medium from the mixed inorganic particle dispersion applied to form an inorganic particle layer on the substrate.Type: GrantFiled: February 24, 2006Date of Patent: July 6, 2010Assignee: Sumitomo Chemical Company, LimitedInventors: Takumi Shibuta, Jinsho Nambu, Taiichi Sakaya
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Publication number: 20090283940Abstract: A method for producing a multilayer article is provided.Type: ApplicationFiled: September 28, 2007Publication date: November 19, 2009Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro Oosaki, Jinsho Nambu
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Publication number: 20090274843Abstract: Methods for producing a resin film or a layered article which are excellent in gas barrier properties under high humidity conditions are disclosed. In the methods, a precursor film of a resin composition composed of alkali metal ions and a resin component having both hydroxyl groups and carboxyl groups is subjected to treatments including (i) dry heating treatment of holding the precursor film under an atmosphere characterized by a temperature not lower than 100° C. and a water vapor concentration less than 50 g/m3, (ii) wet heating treatment of holding the precursor film resulting from the dry heating treatment under an atmosphere characterized by a temperature not lower than 100° C. and a water vapor concentration more than 290 g/m3 or in water at a temperature not lower than 80° C., and (iii) drying the precursor film resulting from the wet heating treatment.Type: ApplicationFiled: July 14, 2009Publication date: November 5, 2009Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro Oosaki, Jinsho Nambu, Taiichi Sakaya
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Publication number: 20080264560Abstract: There is provided a method for producing a barrier container having a barrier layer which constitutes the inner surface of the container by joining container parts, the method having step (1) of producing container parts from a thermoplastic resin, the container parts each having an inner surface, step (2) of applying a coating liquid containing a liquid medium and a polymer component (A) having hydroxyl groups and carboxyl groups with a ratio of the number of the hydroxyl groups to the number of the carboxyl groups of from 30:70 to 95:5 to the inner surfaces of the container parts produced in step (1), thereby forming a film on the inner surfaces, step (3) of joining the container parts having the film to form a primary container, and step (4) of dry heating the primary container to obtain a dry heated container having a barrier layer.Type: ApplicationFiled: April 21, 2008Publication date: October 30, 2008Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Nobuhiro OOSAKI, Jinsho NAMBU
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Publication number: 20070122557Abstract: Methods for producing a resin film or a layered article which are excellent in gas barrier properties under high humidity conditions are disclosed. In the methods, a precursor film of a resin composition composed of alkali metal ions and a resin component having both hydroxyl groups and carboxyl groups is subjected to treatments including (i) dry heating treatment of holding the precursor film under an atmosphere characterized by a temperature not lower than 100° C. and a water vapor concentration less than 50 g/m3, (ii) wet heating treatment of holding the precursor film resulting from the dry heating treatment under an atmosphere characterized by a temperature not lower than 100° C. and a water vapor concentration more than 290 g/m3 or in water at a temperature not lower than 80° C., and (iii) drying the precursor film resulting from the wet heating treatment.Type: ApplicationFiled: November 22, 2006Publication date: May 31, 2007Inventors: Nobuhiro Oosaki, Jinsho Nambu, Taiichi Sakaya
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Publication number: 20060193987Abstract: Disclosed is a process for producing a layered article including a substrate and an inorganic particle layer formed thereon, the process including: preparing a mixed inorganic particle dispersion comprising a liquid dispersion medium containing inorganic particles (A) and inorganic particles (B), the mixed inorganic particle dispersion being characterized by conditions (1) regarding particle size, (2) regarding volume fraction of inorganic particles and (3) regarding weight fraction; applying the mixed inorganic particle dispersion to a substrate, and removing the liquid dispersion medium from the mixed inorganic particle dispersion applied to form an inorganic particle layer on the substrate.Type: ApplicationFiled: February 24, 2006Publication date: August 31, 2006Inventors: Takumi Shibuta, Jinsho Nambu, Taiichi Sakaya
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Patent number: 5457150Abstract: A thermoplastic elastomer composition which is excellent in balance of properties such as mechanical properties and thermal properties and in appearance is prepared by melt-kneading (A) 20-58 parts by weight of a saturated polyester resin and (B) 42-80 parts by weight of an epoxy group-containing ethylene copolymer and then melt-kneading 100 parts by weight of the resulting composition with (C) 0.01-20 parts by weight of a polyfunctional compound containing in one molecule at least two functional groups selected from an amino group, a carboxylic acid anhydride group, a hydroxyl group and a ##STR1## wherein both X and Y are oxygen atoms or sulfur atoms, or either X or Y is an oxygen atom and another is a sulfur atom, or (D) 0.Type: GrantFiled: September 13, 1994Date of Patent: October 10, 1995Assignee: Sumitomo Chemical Company, LimitedInventors: Tadayuki Ohmae, Yoshiki Toyoshima, Kentaro Mashita, Noboru Yamaguchi, Jinsho Nambu
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Patent number: 5373055Abstract: A thermoplastic elastomer composition which is excellent in balance of properties such as mechanical properties and thermal properties and in appearance is prepared by melt-kneading (A) 20-58 parts by weight of a saturated polyester resin and (B) 42-80 parts by weight of an epoxy group-containing ethylene copolymer and then melt-kneading 100 parts by weight of the resulting composition with (C) 0.01-20 parts by weight of a polyfunctional compound containing in one molecule at least two functional groups selected from an amino group, a carboxylic acid anhydride group, a hydroxyl group and a ##STR1## group wherein both X and Y are oxygen atoms or sulfur atoms, or either X or Y is an oxygen atom and another is a sulfur atom, or (D) 0.Type: GrantFiled: March 28, 1994Date of Patent: December 13, 1994Assignee: Sumitomo Chemical Company, LimitedInventors: Tadayuki Ohmae, Yoshiki Toyoshima, Kentaro Mashita, Noboru Yamaguchi, Jinsho Nambu
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Patent number: 5292808Abstract: A polyamide resin composition having a multi-phase structure and a process for producing the same are disclosed, the composition comprising:(A) from 60 to 97 parts by weight of a polyamide resin containing at least 2 parts by weight of (A-1) a polyamide resin having a concentration ratio of terminal carboxyl group to terminal amino group of 1.5 or more,(B) from 3 to 40 parts by weight of an ethylene copolymer comprising:(a) from 40 to 90% by weight of an ethylene unit,(b) from 5 to 60% by weight of an .alpha.,.beta.-unsaturated carboxylic acid alkyl ester unit, and(c) from 0.3 to 10% by weight of a maleic anhydride unit, and(C) from 0.Type: GrantFiled: June 7, 1993Date of Patent: March 8, 1994Assignee: Sumitomo Chemical Company, LimitedInventors: Tadayuki Ohmae, Yoshiki Toyoshima, Kentaro Mashita, Noboru Yamaguchi, Jinsho Nambu
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Patent number: 5221712Abstract: An impact-resistant polyamide resin is produced bypreparing Mixture (I) by melt-kneading (A) a polyamide resin with (B) at least one modified olefin polymer selected from the group consisting of olefin rubbers having an unsaturated dicarboxylic acid anhydride added thereto, .alpha.-olefin polymers having an unsaturated dicarboxylic acid anhydride added thereto, crystalline ethylene-.alpha.-olefin copolymers having an unsaturated dicarboxylic acid anhydride added thereto, and ethylene-ethylenic unsaturated ester copolymers having an unsaturated dicarboxylic acid anhydride added thereto,preparing Mixture (II) by melt-kneading Mixture (I) with (C) a polyfunctional compound having in the molecule two or more functional groups reactive with carboxyl group, carboxylic acid anhydride group or amino group, andmelt-kneading Mixture (II) with (D) a polyamide resin.Type: GrantFiled: May 28, 1992Date of Patent: June 22, 1993Assignee: Sumitomo Chemical Company, LimitedInventors: Tadayuki Ohmae, Yoshiki Toyoshima, Kentaro Mashita, Noboru Yamaguchi, Jinsho Nambu
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Patent number: 5098953Abstract: Disclosed is a method for producing a thermoplastic resin composition which can be easily molded into articles having good balance in properties and good appearance. Said method comprises melt-kneading (A) 60-97 parts by weight of a saturated polyester resin and (B) 40-3 parts by weight of an epoxy group-containing ethylene copolymer and then melt-kneading the resulting composition with (C) 0.01-20 parts by weight of a polyfunctional compound containing in one molecule at least two functional groups having reactivity with epoxy group, carboxyl group or hydroxyl group to carry out partial crosslinking reaction.Type: GrantFiled: January 28, 1991Date of Patent: March 24, 1992Assignee: Sumitomo Chemical Co. Ltd.Inventors: Tadayuki Ohmae, Yoshiki Toyoshima, Kentaro Mashita, Jinsho Nambu
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Patent number: 5086119Abstract: Disclosed is a method for producing a thermoplastic resin composition which can be easily molded into articles having good balance in properties and good appearance. Said method comprises melt-kneading (A) 60-97 parts by weight of a saturated polyester resin and (B) 40-3 parts by weight of an epoxy group-containing ethylene copolymer and then melt-kneading the resulting composition with (C) 0.01-20 parts by weight of a polyfunctional compound containing in one molecule at least two functional groups having reactivity with epoxy group, carboxyl group or hydroxyl group to carry out partial crosslinking reaction.Type: GrantFiled: April 24, 1990Date of Patent: February 4, 1992Assignee: Sumitomo Chemical Co., Ltd.Inventors: Tadayuki Ohmae, Yoshiki Toyoshima, Kentaro Mashita, Jinsho Nambu
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Patent number: 5086117Abstract: Disclosed is a method for producing a thermoplastic resin composition which can be easily molded into articles having good balance in properties and good appearance. Said method comprises melt-kneading (A) 60-97 parts by weight of a saturated polyester resin and (B) 40-3 parts by weight of an epoxy group-containing ethylene copolymer and then melt-kneading the resulting composition with (C) 0.01-20 parts by weight of a polyfunctional compound containing in one molecule at least two functional groups having reactivity with epoxy group, carboxyl group or hydroxyl group to carry out partial crosslinking reaction.Type: GrantFiled: February 8, 1991Date of Patent: February 4, 1992Assignee: Sumitomo Chemical Co., Ltd.Inventors: Tadayuki Ohmae, Yoshiki Toyoshima, Kentaro Mashita, Jinsho Nambu
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Patent number: 5086118Abstract: Disclosed is a method for producing a thermoplastic resin composition which can be easily molded into articles having good balance in properties and good appearance. Said method comprises melt-kneading (A) 60-97 parts by weight of a saturated polyester resin and (b) 40-3 parts by weight of an epoxy group-containing ethylene copolymer and then melt-kneading the resulting composition with (C) 0.01-20 parts by weight of a polyfunctional compound containing in one molecule at least two functional groups having reactivity with epoxy group, carboxyl group or hydroxyl group to carry out partial crosslinking reaction.Type: GrantFiled: January 22, 1991Date of Patent: February 4, 1992Assignee: Sumitomo Chemical Co., Ltd.Inventors: Tadayuki Ohmae, Yoshiki Toyoshima, Kentaro Mashita, Jinsho Nambu
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Patent number: 5086116Abstract: Disclosed is a method for producing a thermoplastic resin composition which can be easily molded into articles having good balance in properties and good appearance. Said method comprises melt-kneading (A) 60-97 parts by weight of a saturated polyester resin and (B) 40-3 parts by weight of an epoxy group-containing ethylene copolymer and then melt-kneading the resulting composition with (C) 0.01-20 parts by weight of a polyfunctional compound containing in one molecule at least two functional groups having reactivity with epoxy group, carboxyl group or hydroxyl group to carry out partial crosslinking reaction.Type: GrantFiled: April 24, 1990Date of Patent: February 4, 1992Assignee: Sumitomo Chemical Co., Ltd.Inventors: Tadayuki Ohmae, Yoshiki Toyoshima, Kentaro Mashita, Jinsho Nambu
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Patent number: 5068283Abstract: Disclosed is a method for producing a thermoplastic resin composition which can be easily molded into articles having good balance in properties and good appearance. Said method comprises melt-kneading (A) 60-97 parts by weight of a saturated polyester resin and (B) 40-3 parts by weight of an epoxy group-containing ethylene copolymer and then melt-kneading the resulting composition with (C) 0.01-20 parts by weight of a polyfunctional compound containing in one molecule at least two functional groups having reactivity with epoxy group, carboxyl group or hydroxyl group to carry out partial crosslinking reaction.Type: GrantFiled: March 12, 1990Date of Patent: November 26, 1991Assignee: Sumitomo Chemical Co., Ltd.Inventors: Tadayuki Ohmae, Yoshiki Toyoshima, Kentaro Mashita, Jinsho Nambu