Patents by Inventor Midori Tojo

Midori Tojo 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: 20150299531
    Abstract: A pressure-sensitive adhesive material contains a monomer and/or a polymer and 55 mass % or more of thermally conductive particles. The thermally conductive particles contain first thermally conductive particles having a particle size of primary particle based on volume of less than 10 ?m and having a first particle size distribution and second thermally conductive particles having a particle size of primary particle based on volume of 10 ?m or more and having a second particle size distribution. The first thermally conductive particles are contained in the thermally conductive particles at a ratio of 10 to 80 mass %. The second thermally conductive particles are contained in the thermally conductive particles at a ratio of 20 to 90 mass %.
    Type: Application
    Filed: January 31, 2013
    Publication date: October 22, 2015
    Applicant: NITTO DENKO CORPORATION
    Inventors: Midori TOJO, Yoshio TERADA, Kenji FURUTA
  • Patent number: 8865334
    Abstract: An object is to, in a battery pack device in which battery cells are lined up, provide a thermally conductive member that can reduce the risk of heat being conducted to an adjacent battery cell in order to make the cooling property of each battery cell uniform, and a battery pack device using this thermally conductive member. Provided is a thermally conductive member arranged between battery cells when assembling the battery cells into a battery pack, wherein the thermally conductive member includes thermally conductive layers each having a thermal conductivity of 0.5 W/mK or more provided respectively on both sides of a backing layer having a thermal conductivity of less than 0.5 W/mK. Especially, it is preferred that a resin member forming the backing layer has a flexural modulus of 1 GPa or more.
    Type: Grant
    Filed: July 17, 2013
    Date of Patent: October 21, 2014
    Assignee: Nitto Denko Corporation
    Inventors: Yoshio Terada, Akira Shouji, Kouki Tomioka, Kenji Furuta, Midori Tojo, Kazunori Hayashi, Shoujirou Moriki
  • Patent number: 8822058
    Abstract: An object is to, in a battery pack device in which battery cells are lined up, provide a thermally conductive member that can reduce the risk of heat being conducted to an adjacent battery cell in order to make the cooling property of each battery cell uniform, and a battery pack device using this thermally conductive member. Provided is a thermally conductive member arranged between battery cells when assembling the battery cells into a battery pack, wherein the thermally conductive member includes thermally conductive layers each having a thermal conductivity of 0.5 W/mK or more provided respectively on both sides of a backing layer having a thermal conductivity of less than 0.5 W/mK. Especially, it is preferred that a resin member forming the backing layer has a flexural modulus of 1 GPa or more.
    Type: Grant
    Filed: July 17, 2013
    Date of Patent: September 2, 2014
    Assignee: Nitto Denko Corporation
    Inventors: Yoshio Terada, Akira Shouji, Kouki Tomioka, Kenji Furuta, Midori Tojo, Kazunori Hayashi, Shoujirou Moriki
  • Publication number: 20140037924
    Abstract: A flame-retardant thermally-conductive pressure-sensitive adhesive sheet includes a substrate and a flame-retardant thermally-conductive pressure-sensitive adhesive layer provided on at least one surface of the substrate. The substrate includes a polyester film and the thickness of the polyester film is 10 to 40 ?m, and the thermal resistance of the flame-retardant thermally-conductive pressure-sensitive adhesive sheet is 10 cm2·K/W or less.
    Type: Application
    Filed: February 21, 2012
    Publication date: February 6, 2014
    Applicant: NITTO DENKO CORPORATION
    Inventors: Kenji Furuta, Yoshio Terada, Midori Tojo, Koichi Nakamura
  • Publication number: 20140004342
    Abstract: A flame-retardant thermally-conductive pressure-sensitive adhesive sheet includes a flame-retardant thermally-conductive pressure-sensitive adhesive layer containing at least: (a) an acrylic polymer prepared by copolymerizing a monomer component containing an alkyl(meth)acrylate as a main component, containing a polar group-containing monomer, and not substantially containing a carboxyl group-containing monomer and (b) a hydrated metal compound.
    Type: Application
    Filed: January 31, 2012
    Publication date: January 2, 2014
    Applicant: Nitto Denko Corporation
    Inventors: Midori Tojo, Yusuke Nakayama, Yoshio Terada, Kenji Furuta
  • Patent number: 8597812
    Abstract: An object is to, in a battery pack device in which battery cells are lined up, provide a thermally conductive member that can reduce the risk of heat being conducted to an adjacent battery cell in order to make the cooling property of each battery cell uniform, and a battery pack device using this thermally conductive member. Provided is a thermally conductive member arranged between battery cells when assembling the battery cells into a battery pack, wherein the thermally conductive member includes thermally conductive layers each having a thermal conductivity of 0.5 W/mK or more provided respectively on both sides of a backing layer having a thermal conductivity of less than 0.5 W/mK. Especially, it is preferred that a resin member forming the backing layer has a flexural modulus of 1 GPa or more.
    Type: Grant
    Filed: September 29, 2010
    Date of Patent: December 3, 2013
    Assignee: Nitto Denko Corporation
    Inventors: Yoshio Terada, Akira Shouji, Kouki Tomioka, Kenji Furuta, Midori Tojo, Kazunori Hayashi, Shoujirou Moriki
  • Publication number: 20130302659
    Abstract: An object is to, in a battery pack device in which battery cells are lined up, provide a thermally conductive member that can reduce the risk of heat being conducted to an adjacent battery cell in order to make the cooling property of each battery cell uniform, and a battery pack device using this thermally conductive member. Provided is a thermally conductive member arranged between battery cells when assembling the battery cells into a battery pack, wherein the thermally conductive member includes thermally conductive layers each having a thermal conductivity of 0.5 W/mK or more provided respectively on both sides of a backing layer having a thermal conductivity of less than 0.5 W/mK. Especially, it is preferred that a resin member forming the backing layer has a flexural modulus of 1 GPa or more.
    Type: Application
    Filed: July 17, 2013
    Publication date: November 14, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yoshio Terada, Akira Shouji, Kouki Tomioka, Kenji Furuta, Midori Tojo, Kazunori Hayashi, Shoujirou Moriki
  • Publication number: 20130244020
    Abstract: A bubble-containing thermally conductive resin composition layer contains at least: (a) an acrylic polymer containing an alkyl (meth)acrylate as a monomer main component; (b) thermally conductive particles; and (c) bubbles.
    Type: Application
    Filed: November 11, 2011
    Publication date: September 19, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yoshio Terada, Midori Tojo, Yusuke Nakayama
  • Publication number: 20130101772
    Abstract: A thermally conductive reinforcing composition includes a curing component, a rubber component, and thermally conductive particles.
    Type: Application
    Filed: May 25, 2011
    Publication date: April 25, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Takuya Mase, Yoshio Terada, Midori Tojo
  • Publication number: 20130078406
    Abstract: A sheet product including a sheet-shaped pressure-sensitive adhesive sheet having pressure-sensitive adhesiveness; a base separator disposed on one surface side of the sheet so as to be peelable from the sheet, and supporting the sheet and serving as a base; and a protective separator disposed on the other surface side of the sheet so as to be peelable from the sheet, wherein the peel force between the sheet and the base separator is smaller than the peel force between the sheet and the protective separator; and a cut is given to the sheet and the protective separator in the direction of the thickness of the sheet such that the sheet and the protective separator can be peeled from the base separator as a separate piece in the state where the sheet and the protective separator are layered.
    Type: Application
    Filed: May 27, 2011
    Publication date: March 28, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Akira Shouji, Tatsuya Tsukagoshi, Kenji Furuta, Midori Tojo, Yoshio Terada
  • Publication number: 20130068419
    Abstract: A thermally conductive reinforcing sheet includes a reinforcing layer. After the thermally conductive reinforcing sheet is attached to an aluminum board having a thickness of 1.0 mm and is heated at 80° C. for 10 minutes, the bending strength at a displacement of 1 mm of the resulting sheet is 10 N or more and the thermal conductivity of the reinforcing layer is 0.25 W/m·K or more.
    Type: Application
    Filed: March 25, 2011
    Publication date: March 21, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Takuya Mase, Yoshio Terada, Midori Tojo
  • Publication number: 20130041093
    Abstract: An object is to provide a thermally conductive adhesive sheet capable of making a heat generating body and a heat radiating body adhere to each other easily and with a sufficient adhesive force. Provided is a thermally conductive adhesive sheet including an adhesive agent layer formed by molding a thermally conductive adhesive agent composition including an acrylic polymer component into a sheet-like shape, wherein the adhesive force at the time of 180° peeling is 1 N/20 mm or more and the contact thermal resistance is 0.6 cm2·K/W or less when the adhesive sheet is pressure bonded to an adherend with a pressure of 200 kPa.
    Type: Application
    Filed: May 13, 2011
    Publication date: February 14, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Junichi Nakayama, Tatsuya Tsukagoshi, Yoshio Terada, Akira Shouji, Kenji Furuta, Midori Tojo
  • Publication number: 20120301716
    Abstract: Provided is a thermally-conductive double-sided adhesive sheet capable of improving the workability when adherends are bonded to or detached from each other. The thermally-conductive double-sided adhesive sheet includes an adhesive agent layer formed of a thermally-conductive adhesive agent composition formed into a sheet, which composition including a thermally-conductive material and an acrylic polymer component, wherein a strong adhesive agent layer forming one side and a weak adhesive agent layer forming the other side of the thermally-conductive double-sided adhesive sheet are laminated in such a way that the adhesive force of the one side of the thermally-conductive double-sided adhesive sheet to an adherend is stronger than the adhesive force of the other side of the thermally-conductive double-sided adhesive sheet to the adherend.
    Type: Application
    Filed: January 24, 2011
    Publication date: November 29, 2012
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yoshio Terada, Junichi Nakayama, Kenji Furuta, Akira Shouji, Tatsuya Tsukagoshi, Midori Tojo
  • Publication number: 20120219838
    Abstract: An object is to, in a battery pack device in which battery cells are lined up, provide a thermally conductive member that can reduce the risk of heat being conducted to an adjacent battery cell in order to make the cooling property of each battery cell uniform, and a battery pack device using this thermally conductive member. Provided is a thermally conductive member arranged between battery cells when assembling the battery cells into a battery pack, wherein the thermally conductive member includes thermally conductive layers each having a thermal conductivity of 0.5 W/mK or more provided respectively on both sides of a backing layer having a thermal conductivity of less than 0.5 W/mK. Especially, it is preferred that a resin member forming the backing layer has a flexural modulus of 1 GPa or more.
    Type: Application
    Filed: September 29, 2010
    Publication date: August 30, 2012
    Applicants: NITTO SHINKO CORPORATION, NITTO DENKO CORPORATION
    Inventors: Yoshio Terada, Akira Shouji, Kouki Tomioka, Kenji Furuta, Midori Tojo, Kazunori Hayashi, Shoujirou Moriki