Patents by Inventor Shinya Nishikawa

Shinya Nishikawa 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).

  • Publication number: 20170158818
    Abstract: A resin has a viscosity of 10 Pa·s or less at a shear rate of 1 s?1 at 150° C. and a viscosity of 100 Pa·s or more at a shear rate of 1 s?1 at 125° C., the resin having a low viscosity that allows easy penetration into strands of a wire harness at a heat shrinkage temperature and having a high viscosity that does not allow flowing of the resin at a temperature at which the wire harness is used.
    Type: Application
    Filed: June 29, 2015
    Publication date: June 8, 2017
    Applicants: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO ELECTRIC FINE POLYMER, INC.
    Inventors: Ryota FUKUMOTO, Satoshi YAMASAKI, Shinya NISHIKAWA, Yuuki YABE, Ryohei FUJITA, Sachiko MATSUOKA, Yasuhiro FUJIWARA
  • Publication number: 20170110219
    Abstract: Provided are reinforcing tape for a flat cable, which can maintain sufficient adhesive force for a long time in a high-temperature, high-humidity environment, and a flat cable that uses this reinforcing tape for a flat cable. The present invention provides a reinforcing tape for a flat cable, the reinforcing tape including a base layer containing a resin as a main component, and an adhesive layer stacked on one side of the base layer, in which the adhesive layer contains a thermoplastic resin and a polycarbodiimide compound, and the polycarbodiimide compound contains an isocyanate group. The content of the polycarbodiimide compound relative to 100 parts by mass of the thermoplastic resin is preferably 0.5 parts by mass or more and 10 parts by mass or less. The polycarbodiimide compound preferably further contains an alicyclic structure.
    Type: Application
    Filed: April 14, 2015
    Publication date: April 20, 2017
    Inventors: Shigeyuki TANAKA, Yutaka FUKUDA, Shinya NISHIKAWA
  • Publication number: 20170004906
    Abstract: Provided is an insulated electric wire that mainly contains a polyolefin resin, has excellent flexibility, heat life, and waterproofness, and is used in wiring of vehicles such as automobiles, and an insulating resin composition used in forming an insulating layer of this insulated electric wire. The insulating resin composition contains a first copolymer, which is a copolymer of ethylene and an unsaturated hydrocarbon having 4 or more carbon atoms and which has a density less than 0.88 g/cm3, a second copolymer which is a copolymer of ethylene and an acrylic acid ester or a methacrylic acid ester, a flame retardant, and a crosslinking aid. Also provided is a crosslinked body having a 2% secant modulus of 35 MPa or less at room temperature and an elastic modulus of 2 MPa or more at 150° C.
    Type: Application
    Filed: April 9, 2015
    Publication date: January 5, 2017
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Shigeyuki TANAKA, Taro FUJITA, Shinya NISHIKAWA, Atsuko SHINOMIYA, Yuji OCHI
  • Patent number: 9536637
    Abstract: A multilayered heat-recoverable article 1 includes a base material layer 10 and an adhesive layer 11 disposed on the inner side of the base material layer 10. The adhesive layer 11 includes [A] a thermoplastic resin having a melt flow rate of 15 g/10 min to 1,000 g/10 min at 190° C. and a load of 2.16 kg, [B] an organically treated layered silicate, and [C] a deterioration inhibitor. The shear viscosity at 150° C. of the adhesive layer 11 is 300 Pa·s or more at a shear rate of 0.1 s?1 and 200 Pa·s or less at a shear rate of 100s?1.
    Type: Grant
    Filed: September 18, 2013
    Date of Patent: January 3, 2017
    Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO ELECTRIC FINE POLYMER, INC.
    Inventors: Satoshi Yamasaki, Shinya Nishikawa, Ryouhei Fujita, Yasutaka Emoto
  • Patent number: 9525281
    Abstract: A multilayered heat-recoverable article 1 includes a base material layer 10 and an adhesive layer 11 disposed on an inner side of the base material layer 10. The adhesive layer 11 does not flow at a temperature of 135° C. and includes a thermoplastic resin and a viscosity characteristics modifier composed of at least one selected from the group consisting of silica, an organically treated layered silicate, and a deterioration inhibitor. In the case where the multilayered heat-recoverable article 1 is used to cover an insulated electrical wire which includes a conductor and a polyvinyl chloride layer provided on the outer periphery thereof, cracks do not occur in the polyvinyl chloride layer under heating conditions at 135° C. for 200 hours.
    Type: Grant
    Filed: September 18, 2013
    Date of Patent: December 20, 2016
    Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO ELECTRIC FINE POLYMER, INC.
    Inventors: Satoshi Yamasaki, Shinya Nishikawa, Ryouhei Fujita, Yasutaka Emoto
  • Publication number: 20160118159
    Abstract: An object is to provide an insulated electrical wire and a coaxial cable that have good adhesion between a conductor and an insulating layer and excellent properties such as low dielectric constant and high heat resistance, and are suitable for reducing the diameter. The present invention provides an insulated electrical wire that includes a conductor and an insulating layer covering a circumferential surface of the conductor, in which the insulating layer is composed of a resin composition that contains poly(4-methyl-1-pentene) as a main component and a melt mass flow rate of the poly(4-methyl-1-pentene) measured at a temperature of 300° C. and a load of 5 kg according to JIS-K7210:1999 is 50 g/10 min or more and 80 g/10 min or less.
    Type: Application
    Filed: October 9, 2014
    Publication date: April 28, 2016
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Yuhei MAYAMA, Shinya NISHIKAWA
  • Publication number: 20150357080
    Abstract: A flame-retardant flexible polymer composition includes a polymer component that contains 98 to 80 parts by mass of a chlorinated polyethylene and 2 to 20 parts by mass of a polyolefin polymer; and calcium hydroxide particles having a surface containing calcium silicate, wherein a content of the particles relative to 100 parts by mass of the polymer component is 5 parts by mass or more and 20 parts by mass or less. A polymer tube is formed from the flame-retardant flexible polymer composition. An insulated wire includes an insulation formed from the flame-retardant flexible polymer composition.
    Type: Application
    Filed: June 3, 2015
    Publication date: December 10, 2015
    Inventors: Taro FUJITA, Shinya NISHIKAWA, Hayato AOI, Ryohei FUJITA
  • Publication number: 20150333494
    Abstract: Provided are a multilayered heat-recoverable article which can suppress deterioration of a PVC insulated wire and flow of an adhesive layer and which is suitable for appropriately protecting the PVC insulated wire; and a wire splice and a wire harness, each including the multilayered heat-recoverable article. According to the present invention, a multilayered heat-recoverable article 1 includes a base material layer 10 and an adhesive layer 11 disposed on an inner side of the base material layer 10. The adhesive layer 11 does not flow at a temperature of 135° C. and includes a thermoplastic resin and a viscosity characteristics modifier composed of at least one selected from the group consisting of silica, an organically treated layered silicate, and a deterioration inhibitor.
    Type: Application
    Filed: September 18, 2013
    Publication date: November 19, 2015
    Applicants: SUMITOMO ELECTRIC FINE POLYMER, INC., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Satoshi YAMASAKI, Shinya NISHIKAWA, Ryouhei FUJITA, Yasutaka EMOTO
  • Patent number: 9163754
    Abstract: A resin-made fuel inlet pipe that has a light weight, excellent impact resistance, and causes no fuel leakage includes at least one resin layer comprising a resin composition containing (A) a high-density polyethylene (HDPE) or a linear short-chain branched polyethylene; (B) a polyethylene polymerized with a metallocene-based catalyst; and (C) a carbon black. A weight mixing ratio ((A)/(B)) is in a range of from 10/90 to 90/10; a content of component (C) is in a range of from 0.1 to 5 parts by weight with respect to 100 parts by weight of a total of components (A) and (B); a tissue (Y) comprising component (B) is inserted between linear crystalline tissues (X) comprising component (A) to expand an interval between the tissues (X); and component (C) is dispersed in the tissue (Y).
    Type: Grant
    Filed: April 12, 2013
    Date of Patent: October 20, 2015
    Assignee: SUMITOMO RIKO COMPANY LIMITED
    Inventors: Takashi Yajima, Koji Mizutani, Kazutaka Katayama, Shinya Nishikawa, Hiroshi Hayami
  • Publication number: 20150232653
    Abstract: The invention offers a heat-resistant flame-retardant rubber composition having low adhesiveness even in an uncrosslinked state, an insulated wire having an insulating covering composed of the heat-resistant flame-retardant rubber composition, and a rubber tube composed of the foregoing heat-resistant flame-retardant rubber composition. The heat-resistant flame-retardant rubber composition is formed by mixing 10 to 100 mass parts of an inorganic filler with 100 mass parts of a mixture produced by mixing (A) a vinylidene fluoride-hexafluoropropylene-based copolymer rubber and/or a vinylidene fluoride-hexafluoropropylene-tetrafluoroethylene-based copolymer rubber and (B) polyvinylidene fluoride at a mass ratio of 90:10 to 60:40. The insulated wire has an insulating covering composed of the rubber composition and irradiated with ionizing radiation. The rubber tube is composed of the foregoing heat-resistant flame-retardant rubber composition and irradiated with ionizing radiation.
    Type: Application
    Filed: September 19, 2013
    Publication date: August 20, 2015
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Taro Fujita, Hiroshi Hayami, Shinya Nishikawa, Yuji Ochi, Masahiro Tozawa
  • Publication number: 20150093529
    Abstract: Provided are a halogen-free flame-retardant resin composition containing a metal hydroxide as a flame retardant, the resin composition having good flame retardancy even when a mixing proportion of the metal hydroxide is reduced and having good print quality, a flame-retardant heat-shrinkable tube formed by using the flame-retardant resin composition, and a flame-retardant insulated electric wire including an insulating coating formed by using the flame-retardant resin composition. The flame-retardant resin composition contains a thermoplastic resin, a metal hydroxide, and a modified silicone having, at an end thereof, a functional group having a carbon-carbon double bond. A content of the metal hydroxide is 85 to 190 parts by mass relative to 100 parts by mass of the thermoplastic resin, and a content of the modified silicone is 0.05% to 5% by mass relative to the metal hydroxide. The flame-retardant heat-shrinkable tube is formed by using the flame-retardant resin composition.
    Type: Application
    Filed: September 19, 2013
    Publication date: April 2, 2015
    Applicants: Sumitomo Electric Industries, Ltd., Sumitomo Electric Fine Polymer, Inc.
    Inventors: Taro Fujita, Hiroshi Hayami, Shinya Nishikawa, Shohei Okabe
  • Publication number: 20150068800
    Abstract: Provided are a multilayered heat-recoverable article which can be used for many types of adherend and which is suitable for improving the convenience of the user, and a wire harness and a wire splice, each including the multilayered heat-recoverable article. According to the present invention, a multilayered heat-recoverable article 1 includes a base material layer 10 and an adhesive layer 11 disposed on the inner side of the base material layer 10. The adhesive layer 11 includes [A] a thermoplastic resin having a melt flow rate of 15 g/10 min to 1,000 g/10 min at 190° C. and a load of 2.16 kg, [B] an organically treated layered silicate, and [C] a deterioration inhibitor. The shear viscosity at 150° C. of the adhesive layer 11 is 300 Pa·s or more at a shear rate of 0.1 s?1 and 200 Pa·s or less at a shear rate of 100 s?1.
    Type: Application
    Filed: September 18, 2013
    Publication date: March 12, 2015
    Applicants: Sumitomo Electric Industries, Ltd., Sumitomo Electric Fine Polymer, Inc.
    Inventors: Satoshi Yamasaki, Shinya Nishikawa, Ryouhei Fujita, Yasutaka Emoto
  • Publication number: 20150004408
    Abstract: Provided is a thermally restorable article which has a good filling property when thermally shrunk to improve adhesiveness with a base to be treated, and in which the variation in the thickness of an adhesive layer during extrusion molding can be reduced. A multilayer thermally restorable article includes an adhesive layer composed of an adhesive composition that contains a thermoplastic resin having a melt flow rate of 15 g/10 min or more and 1,000 g/10 min or less at 190° C. and at a load of 2.16 kg, and an organically treated layered silicate, and that has a shear viscosity of 1,000 Pa·s or more at a temperature of 150° C. and at a shear rate of 0.1 s?1; and an outer layer disposed on an outer periphery of the adhesive layer. More preferably, a shear viscosity of the adhesive composition at a temperature of 150° C. and at a shear rate of 100 s?1 is 200 Pa·s or less.
    Type: Application
    Filed: September 16, 2013
    Publication date: January 1, 2015
    Inventors: Satoshi Yamasaki, Shinya Nishikawa, Yasutaka Emoto, Ryouhei Fujita
  • Patent number: 8696974
    Abstract: An adhesive composition comprising 100 parts by weight of a fluorine-containing polymer and 2 to 30 parts by weight of an unsaturated compound containing at least one polar group selected from the group consisting of an epoxy group and a carboxyl group, wherein the fluorine-containing polymer has been graft-modified with the polar group-containing unsaturated compound by irradiation of ionizing radiation, a production process thereof, and formed products such as a heat-shrinkable tube equipped with a layer composed of the adhesive composition.
    Type: Grant
    Filed: August 26, 2010
    Date of Patent: April 15, 2014
    Assignee: Sumitomo Electric Fine Polymer, Inc.
    Inventors: Kiyoaki Moriuchi, Hiroshi Hayami, Shinya Nishikawa
  • Publication number: 20100320650
    Abstract: An adhesive composition comprising 100 parts by weight of a fluorine-containing polymer and 2 to 30 parts by weight of an unsaturated compound containing at least one polar group selected from the group consisting of an epoxy group and a carboxyl group, wherein the fluorine-containing polymer has been graft-modified with the polar group-containing unsaturated compound by irradiation of ionizing radiation, a production process thereof, and formed products such as a heat-shrinkable tube equipped with a layer composed of the adhesive composition.
    Type: Application
    Filed: August 26, 2010
    Publication date: December 23, 2010
    Applicant: SUMITOMO ELECTRIC FINE POLYMER, INC
    Inventors: Kiyoaki MORIUCHI, Hiroshi HAYAMI, Shinya NISHIKAWA
  • Patent number: 7424391
    Abstract: A statistics system stores inputted statistical target information into storage. When each unit time period defined in a statistical calculation rule expires, the statistics system reads all pieces of statistical target information whose occurrence times are contained in the unit time period from storage, executes statistical calculation, and registers the statistical result to the statistical information in storage. When statistical target information is inputted, the statistics system sets a re-calculation flag to a unit time period including the occurrence time shown by the statistical target information among the respective unit time periods whose statistical results are registered in the statistical information.
    Type: Grant
    Filed: November 21, 2006
    Date of Patent: September 9, 2008
    Assignee: Fujitsu Limited
    Inventors: Makoto Muranaka, Hiroshi Miyakawa, Shinya Nishikawa, Maria Kita, Daisaku Tanaka
  • Publication number: 20080171160
    Abstract: Provided is an ionomer resin composition containing an ethylene ionomer resin and organo clay, wherein the content of the organo clay is 2 weight % or more and 60 weight % or less relative to the whole ionomer resin composition. Also provided is a tubular shaped article made by extruding the ionomer resin composition, which tubular shaped article has the following properties: rigidity sufficient for allowing an automatic machine to perform the processes of covering over a lithium-ion battery to be covered therewith and the contraction thereof; the contraction processing can be completed at low temperature of 120° C. or less; and superior resistance to an electrolytic solution.
    Type: Application
    Filed: December 27, 2006
    Publication date: July 17, 2008
    Inventors: Shinya Nishikawa, Hiroshi Hayami, Satoshi Yamasaki
  • Publication number: 20070223522
    Abstract: A statistics system stores inputted statistical target information into storage. When each unit time period defined in a statistical calculation rule expires, the statistics system reads all pieces of statistical target information whose occurrence times are contained in the unit time period from the storage, executes statistical calculation, and registers the statistical result to the statistical information in the storage. When statistical target information is inputted, the statistics system sets a re-calculation flag to a unit time period including the occurrence time shown by the statistical target information among the respective unit time periods whose statistical results are registered in the statistical information.
    Type: Application
    Filed: November 21, 2006
    Publication date: September 27, 2007
    Inventors: Makoto Muranaka, Hiroshi Miyakawa, Shinya Nishikawa, Maria Kita, Daisaku Tanaka
  • Patent number: 7182995
    Abstract: Disclosed herein is a plated-polyester article with a plating layer formed on the surface of a polyester article. The polyester article is irradiated with ionizing radiation to crosslink a polyester resin, the arithmetic mean roughness Ra of the surface of the plating layer is at most 1 ?m, and adhesion strength between the polyester article and the plating layer is at least 2 MPa. A production process of a plated-polyester article, which comprises the step of melt-forming a resin composition obtained by dispersing an inorganic filler having an average particle diameter of 1 to 10 ?m in a proportion of 5 to 20 vol. % in a polyester resin, which can be crosslinked by irradiation with ionizing radiation, into a polyester article, is also disclosed.
    Type: Grant
    Filed: September 9, 2003
    Date of Patent: February 27, 2007
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Koji Muto, Hiroshi Hayami, Yoshito Sakamoto, Shinya Nishikawa, Shohei Okabe
  • Publication number: 20070020413
    Abstract: An adhesive composition comprising 100 parts by weight of a fluorine-containing polymer and 2 to 30 parts by weight of an unsaturated compound containing at least one polar group selected from the group consisting of an epoxy group and a carboxyl group, wherein the fluorine-containing polymer has been graft-modified with the polar group-containing unsaturated compound by irradiation of ionizing radiation, a production process thereof, and formed products such as a heat-shrinkable tube equipped with a layer composed of the adhesive composition.
    Type: Application
    Filed: July 14, 2004
    Publication date: January 25, 2007
    Inventors: Kiyoaki Moriuchi, Hiroshi Hayami, Shinya Nishikawa