Patents Assigned to SEKISUI POLYMATECH CO., LTD.
  • Publication number: 20200321143
    Abstract: A stretchable wire member includes a base body in which a fixed wire is formed on a hard base material, and a stretching body in which a flexible wire is formed at a flexible base material. In the stretchable wire member in which the base body and the stretching body are fixed and connected to each other, the hard base material includes a projecting part that reduces concentration of stress that is generated at a boundary between the base body and the stretching body, and an upper surface and a lower surface of the projecting part and an upper surface and a lower surface of a recessed part surrounded by the projecting part are covered by a base-body-side flexible base material extending from the stretching body.
    Type: Application
    Filed: August 31, 2018
    Publication date: October 8, 2020
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventors: Takaya Kimoto, Tohru Kimura, Masamichi Ishikubo
  • Publication number: 20200317979
    Abstract: The present invention provides a thermally conductive composition in which the flexibility of the thermally conductive composition is not impaired, and even when cured into a thermally conductive molded body, good bendability, an excellent handling property, and excellent thermal conductivity are exhibited, and provides a molded body of the thermally conductive composition. A thermally conductive composition, in which a thermally conductive filler is contained in a polymer matrix, includes a methyl phenyl silicone, characterized in that the thermally conductive filler has an average particle size of 10 to 100 ?m, the content of the thermally conductive filler in the thermally conductive composition is 70% to 90% by volume, and 30% to 80% by volume of the thermally conductive filler has a particle size of 40 ?m or more. A thermally conductive molded body is formed of a cured body of the thermally conductive composition.
    Type: Application
    Filed: January 16, 2019
    Publication date: October 8, 2020
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventor: Hiroshi Umetani
  • Publication number: 20200291283
    Abstract: The thermally conductive composition comprises a thermally conductive filler dispersed in a liquid matrix.
    Type: Application
    Filed: December 3, 2018
    Publication date: September 17, 2020
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventors: Gaku KITADA, Keita ISHIDA
  • Patent number: 10779411
    Abstract: A sensor sheet-containing exterior component includes an exterior member; a sensor sheet having a sensor electrode and disposed on a back surface of the exterior member; and a mounting plate that holds the sensor sheet in close contact with the exterior member, wherein the mounting plate has a front surface shape that substantially corresponds to a back surface shape of the exterior member and is configured to engage with the exterior member, and a sensor sheet-fixing unit is provided between the mounting plate and the sensor sheet so as to fix the sensor sheet to the mounting plate along the front surface shape of the mounting plate.
    Type: Grant
    Filed: January 27, 2015
    Date of Patent: September 15, 2020
    Assignee: SEKISUI POLYMATECH CO., LTD.
    Inventors: Yuta Ohsawa, Kota Yamazaki, Yoshifumi Honmatsu
  • Publication number: 20200270498
    Abstract: Provided are a thermally conductive composition that exhibits high adhesive force to an adherend such as a heat-generating element or a heat-dissipating element after curing, and a thermally conductive member in which a cured product of the thermally conductive composition and the adherend are integrated with each other. The thermally conductive composition includes a mixture containing an addition-reaction-type silicone, a thermally conductive filler that includes a metal hydroxide in an amount of 80% by volume or more in terms of volume ratio, and an acryloyl-group-containing silane coupling agent. A thermally conductive member 21 includes a cured body 12 of the thermally conductive composition and an adherend 13 fixed to the cured body 12.
    Type: Application
    Filed: May 31, 2016
    Publication date: August 27, 2020
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventor: Hiroya ENDO
  • Patent number: 10754378
    Abstract: A touch sensor includes a sensor electrode layer having a plurality of sensor electrodes, a front surface protective layer disposed on an operation surface side, and a back surface protective layer disposed on an opposite side of the operation surface, the front surface protective layer and the back surface protective layer being stacked together. In the touch sensor, the back surface protective layer includes a suppressing member configured to prevent easy detection of a change in capacitance from the opposite side of the operation surface.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: August 25, 2020
    Assignee: SEKISUI POLYMATECH CO., LTD.
    Inventor: Yuta Ohsawa
  • Patent number: 10738965
    Abstract: The input component includes a molding that forms an external frame, a sensor sheet formed by providing a sensor electrode on a base sheet formed of a resin film, the sensor sheet being installed inside the molding, a display element capable of being illuminated by an internal light source, a light shielding portion that shields a light from the internal light source, the display element being illuminated when the internal light source is on, a contact with the display element enabling an input operation, a colored transparent layer formed so as to have a color tone that creates a blackout in which the display element becomes integrated with the light shielding portion surrounding the display element when the internal light source is off so as to become difficult to perceive, the colored transparent layer being provided so as to be layered on the display element, and a light diffusing layer.
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: August 11, 2020
    Assignee: SEKISUI POLYMATECH CO., LTD.
    Inventor: Shinya Tateda
  • Publication number: 20200243414
    Abstract: To provide a thermally conductive sheet that has high thermal conductivity. A thermally conductive sheet contains carbon fibers and a flake graphite powder that are dispersed in a polymer matrix. The flake graphite powder is disposed between the carbon fibers, the fiber axis directions of the carbon fibers are oriented in a sheet thickness direction Z, long axis directions of flake surfaces of the flake graphite powder are oriented in the sheet thickness direction Z, and normal directions to the flake surfaces are randomly oriented in a surface direction of the sheet. A mass ratio of the carbon fibers to the flake graphite powder is in a range of 120:10 to 60:70. According to this thermally conductive sheet, the thermal conductivity can be increased compared to when carbon fibers are used alone or a flake graphite powder is used alone.
    Type: Application
    Filed: February 27, 2017
    Publication date: July 30, 2020
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventor: Hiroki KUDOH
  • Patent number: 10725601
    Abstract: A touch sensor includes a sensor sheet that includes a plurality of sensor electrodes, wires that extend from the sensor electrodes, and a connection portion for connection to a substrate. The sensor sheet is formed with a body portion in which the sensor electrodes are formed, and a tail portion that projects from the body portion and that includes a terminal. A protective layer is stacked on at least a part of the tail portion. A folded portion in which the sensor sheet has been bent permanently is formed in the tail portion on which the protective layer is stacked.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: July 28, 2020
    Assignee: SEKISUI POLYMATECH CO., LTD.
    Inventors: Yuta Ohsawa, Yoshifumi Honmatsu
  • Publication number: 20200218401
    Abstract: A touch panel includes a insulator, X electrodes arranged on one insulator surface and each including X lines, Y electrodes arranged on another insulator and each including Y lines, X auxiliary lines each connecting adjacent X lines, and Y auxiliary lines each connecting adjacent Y lines. The auxiliary lines are located on diagonals of cells L, defined by the X lines and the Y lines and arranged in rows and columns. The X and Y auxiliary lines are arranged without overlapping or being superposed on each other. Each of the rows and the columns includes at least one cell having either the X or Y auxiliary lines and at least one cell having neither the X or Y auxiliary lines. The rows include no row that has neither the X or Y auxiliary lines, and the columns include no column that has neither the X nor the Y auxiliary lines.
    Type: Application
    Filed: July 4, 2018
    Publication date: July 9, 2020
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventor: Shinichi TOMOOKA
  • Publication number: 20200192482
    Abstract: There is provided a magnetic deformable member that is deformable upon application of magnetism, and that has a front surface that projects toward the side opposite to a magnet when such a magnet is placed. The front surface provides variations in tactile feel or viewability for humans by providing a soft tactile feel. A magnetic deformable member includes: a flexible sheet; a back plate made of a hard material and stacked on the flexible sheet; a gel charged inside a space between the flexible sheet and the back plate; and a magnetic member having an annular shape as viewed in plan in a direction that is perpendicular to a front surface of the flexible sheet and having a length in the perpendicular direction. The magnetic member is secured to the flexible sheet, and disposed in the gel.
    Type: Application
    Filed: March 28, 2019
    Publication date: June 18, 2020
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventors: Yasuyoshi Watanabe, Hiromi Suda
  • Publication number: 20200194660
    Abstract: There is provided a magnetic deformable member that is deformable upon application of magnetism, and that has a front surface that projects toward the side opposite to a magnet when such a magnet is placed. The front surface provides variations in tactile feel or viewability for humans by providing a soft tactile feel. A magnetic deformable member 10 includes: a flexible sheet; a back plate made of a hard material and stacked on the flexible sheet; a gel charged inside a space between the flexible sheet and the back plate; and a magnetic member having an annular shape as viewed in plan in a direction that is perpendicular to a front surface of the flexible sheet and having a length in the perpendicular direction. The magnetic member is secured to the flexible sheet, and disposed in the gel.
    Type: Application
    Filed: December 13, 2018
    Publication date: June 18, 2020
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventors: Yasuyoshi Watanabe, Hiromi Suda
  • Publication number: 20200152932
    Abstract: A battery module including battery cells, a module housing storing the battery cells, and a gap-filling material loaded in the module housing. The battery cells are in a flat shape and stores battery elements in a flexible film pouch. The gap-filling material is a silicone elastic material containing a thermally conductive filler and having hardness of 80 or more for E hardness or 60 or more for A hardness. The gap-filling material is loaded between the battery cells and between the battery cell and the module housing on one side in a direction intersecting a direction in which the battery cells are arrayed side by side with flat surfaces of the battery cells facing each other. The gap-filling material adheres to the battery cells to retain a space between the battery cells and to conduct heat generated by the battery cells to the module housing.
    Type: Application
    Filed: March 13, 2018
    Publication date: May 14, 2020
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventors: Motoki OZAWA, Keita ISHIDA
  • Publication number: 20200146143
    Abstract: To provide an elastic wiring member that is to be used in connection with an electronic component or an external electronic device and that is less likely to undergo a change in resistance when the member is stretched. An elastic wiring member includes a stretchable wiring line having stretchability and connected to a contact of an electronic device main body A and a contact of an electronic component, and a base sheet, formed of a rubber-like elastic body, holding the stretchable wiring line. The elastic wiring member further includes reinforcing members arranged in or on the base sheet. The reinforcing members are located adjacent to connection parts of the stretchable wiring line connected to the contacts and when the base sheet is viewed from above. The reinforcing members inhibit the base sheet from stretching and prevent deformation of the connection parts of the stretchable wiring line.
    Type: Application
    Filed: December 18, 2019
    Publication date: May 7, 2020
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventor: Kozue Kikuchi
  • Patent number: 10626311
    Abstract: A curable thermally conductive grease 1a contains a curable liquid polymer, a thermally conductive filler (A) having an average particle diameter of less than 10 ?m, and a thermally conductive filler (B) having an average particle diameter of 10 ?m or more, the ratio by volume of the thermally conductive filler (A) to the thermally conductive filler (B), i.e., (A)/(B), being 0.65 to 3.02, and the curable thermally conductive grease having a viscosity of 700 Pa·s to 2070 Pa·s, in which after the curable thermally conductive grease is applied to the heat-generating body or the heat-dissipating body to a thickness of 5 mm, the curable thermally conductive grease has slump resistance in which the curable thermally conductive grease does not flow down when the heat-generating body or the heat-dissipating body is vertically arranged.
    Type: Grant
    Filed: December 18, 2013
    Date of Patent: April 21, 2020
    Assignee: SEKISUI POLYMATECH CO., LTD.
    Inventors: Gaku Kitada, Yasuyoshi Watanabe
  • Patent number: 10591229
    Abstract: A thermally conductive sheet is obtained by stacking a carbon fiber oriented thermally conductive layer and an electrically insulating thermally conductive layer, the carbon fiber oriented thermally conductive layer containing a carbon fiber powder, which has a fiber axis oriented in a sheet thickness direction and is contained in a polymer matrix, the electrically insulating thermally conductive layer having a heat conducting property and an electrical insulation property and containing an electrically insulating thermally conductive filler dispersed in a polymer matrix. This thermally conductive sheet has both a high heat conducting property and an electrical insulating property, is easy to be fixed to an object to be attached, and has excellent handleability.
    Type: Grant
    Filed: June 14, 2016
    Date of Patent: March 17, 2020
    Assignee: SEKISUI POLYMATECH CO., LTD.
    Inventor: Yasuyoshi Watanabe
  • Publication number: 20190390926
    Abstract: To provide a heat-dissipating sheet having good close-contact properties with an adherend such as a heat-generating body and being easy to handle. A heat-dissipating sheet includes a heat-dissipating member including a graphite sheet, a first thermally conductive layer, and a second thermally conductive layer stacked in this order. The first thermally conductive layer contains a thermally conductive filler dispersed in a polymer matrix and has an outer shape larger than the graphite sheet when viewed in plan. The second thermally conductive layer contains a thermally conductive filler dispersed in a polymer matrix, is more flexible than the first thermally conductive layer, and has an outer shape identical to or smaller than the first thermally conductive layer when viewed in plan.
    Type: Application
    Filed: January 19, 2018
    Publication date: December 26, 2019
    Applicants: SEKISUI POLYMATECH CO., LTD., Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Shigeru KOYANO, Yoshifumi IIMURO, Yoshiya SAKAGUCHI
  • Publication number: 20190375518
    Abstract: There are provided an antivibration device and an unmanned aircraft equipped with the antivibration device. The antivibration device exhibits an excellent vibration attenuation effect for a small-size and lightweight imaging device mounted on the unmanned aircraft. An antivibration device is attached to an imaging device mounted on an unmanned aircraft. The antivibration device includes an inner fixing portion attached to the imaging device, an outer fixing portion attached to a main body of the unmanned aircraft, and a plurality of elastic support arms that are made of a rubber-like elastic body. The elastic support arms extend radially with the imaging device being at the center and elastically support the imaging device in the three-dimensional directions with respect to the main body.
    Type: Application
    Filed: September 14, 2017
    Publication date: December 12, 2019
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventor: Tatsuya FUKUOKA
  • Publication number: 20190324544
    Abstract: To make use of displacement of a magnetic elastic body caused by a magnetic field for a display portion of an electronic device or the like. A magnetic deformable member includes a magnetic portion formed of a magnetic elastic body, and a base portion formed of a non-magnetic elastic body to cover at least a side surface of the magnetic portion. At least the magnetic portion has a magnetic deformable portion in which shape deformation is caused by application of a magnetic field. The magnetic deformable portion is provided at a boundary-side end portion on the boundary with the base portion. A display portion in which the shape deformation is displayed is provided on a front surface s1 of the magnetic deformable member. With the magnetic deformable member, a tactile feel or viewability of the display portion can be varied by deforming the boundary between the magnetic portion and the base portion.
    Type: Application
    Filed: June 26, 2017
    Publication date: October 24, 2019
    Applicant: SEKISUI POLYMATECH CO., LTD.
    Inventor: Hiromi SUDA
  • Patent number: 10356944
    Abstract: A liquid-encapsulation heat dissipation member is prepared by encapsulating a thermally conductive fluid in a closed container nd dissipates heat transferred from an electronic device in contact with the closed container, wherein the closed container includes an elastic portion composed of a thin elastomer serving as a surface to come into contact with the electronic device and following the shape of the electronic device and a heat dissipation portion composed of a hard material for dissipating heat, and the thermally conductive fluid contains a thermally conductive powder and has a viscosity of 200,000 mPa·s to 3,000,000 mPa·s.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: July 16, 2019
    Assignee: SEKISUI POLYMATECH CO., LTD.
    Inventors: Yusuke Hattori, Jun Ishizawa