Patents by Inventor Takafumi Hida

Takafumi Hida 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: 20190039208
    Abstract: Provided is a masking tape for a shot peening process, including: a substrate having a first surface and a second surface; and a pressure-sensitive adhesive layer disposed on the first surface of the substrate. The masking tape has a breaking strength of 55 N/15 mm or more and exhibits an impact absorption rate of 20% or more in a falling ball impact test. Further, the masking tape has a displacement distance of 2 mm or less after 1 h from an initial position in a holding power test at 40° C. which is performed by applying a load of 500 g.
    Type: Application
    Filed: January 10, 2017
    Publication date: February 7, 2019
    Applicant: NITTO DENKO CORPORATION
    Inventors: Takafumi HIDA, Kazuhiro KITAYAMA, Shu SASAKI
  • Publication number: 20170306185
    Abstract: Provided is a masking sheet for anodizing, the masking sheet comprising a substrate having first and second faces, and a PSA layer placed on the first face side of the substrate. Here, the substrate is a non-metal substrate. The elastic modulus Et? of the masking sheet and the thickness Hs of the substrate satisfy the next relation 0.7 N/mm<Et?·Hs3.
    Type: Application
    Filed: October 1, 2015
    Publication date: October 26, 2017
    Applicant: NITTO DENKO CORPORATION
    Inventors: Kosuke MORITA, Shuuhei YAMAMOTO, Takafumi HIDA, Shigeki MUTA, Kiichiro MATSUSHITA
  • Publication number: 20170292042
    Abstract: Provided is a masking sheet for chemical solution treatment, the masking sheet comprising a substrate having first and second faces, and a PSA layer placed on the first face side of the substrate. The masking sheet is constituted so that penetration of a chemical solution is visually detectable when inspected from the outer face of the masking sheet.
    Type: Application
    Filed: October 1, 2015
    Publication date: October 12, 2017
    Applicant: NITTO DENKO CORPORATION
    Inventors: Kosuke MORITA, Shuuhei YAMAMOTO, Takafumi HIDA, Shigeki MUTA, Kiichiro MATSUSHITA
  • Patent number: 9707742
    Abstract: There is provided a flame-resistant composite member exhibiting remarkably high flame resistance even if having a flammable base material. The flame-resistant composite member according to the present invention has a film formed of a silicone resin composition (C) containing at least an inorganic oxide particle-containing condensation-reactive silicone resin on at least one surface of a base material. The inorganic oxide particle-containing condensation-reactive silicone resin may be a condensation-reactive silicone resin (A) including a crosslinked structural body wherein an inorganic oxide particle dispersed in a polysiloxane resin having a condensation-reactive group and the polysiloxane resin are crosslinked through a chemical bond. The silicone resin composition (C) may contain the condensation-reactive silicone resin (A) and an inorganic particle (B).
    Type: Grant
    Filed: November 13, 2012
    Date of Patent: July 18, 2017
    Assignee: NITTO DENKO CORPORATION
    Inventors: Kohei Doi, Kunio Nagasaki, Yusuke Sugino, Takafumi Hida, Yusuke Nakayama, Keisuke Hirano
  • Patent number: 9382402
    Abstract: The flame-retardant silicone resin composition of the present invention comprises: an inorganic oxide particle-containing condensation-reactive silicone resin (A) comprising a crosslinking structure in which inorganic oxide particles dispersed in a polysiloxane resin having a condensation-reactive group are crosslinked with the polysiloxane resin by chemical bonds; and inorganic particles (B). The inorganic oxide particles are preferably at least one type of inorganic oxide particles selected from the group consisting of silica, alumina, glass frit, and antimony-doped tin oxide.
    Type: Grant
    Filed: April 9, 2013
    Date of Patent: July 5, 2016
    Assignee: NITTO DENKO CORPORATION
    Inventors: Kohei Doi, Kunio Nagasaki, Yusuke Sugino, Takafumi Hida, Yusuke Nakayama, Keisuke Hirano
  • Publication number: 20150299529
    Abstract: Provided is technical means for making various base materials non-combustible to improve fire resistance, the technical means being capable of imparting sufficiently high fire resistance, which meets the accreditation criteria for a fire-proof material under the Building Standard Law to the extent possible, to the various base materials with ease at low cost. Also provided is a fire-resistant construction material having sufficiently high fire resistance, which meets the accreditation criteria for a fire-proof material under the Building Standard Law to the extent possible, with ease at low cost. A fire-resistant pressure-sensitive adhesive tape of the present invention is a fire-resistant pressure-sensitive adhesive tape, including: a fire-resistant layer; and a pressure-sensitive adhesive layer, in which the fire-resistant layer includes aluminum.
    Type: Application
    Filed: March 7, 2013
    Publication date: October 22, 2015
    Applicant: NITTO DENKO CORPORATION
    Inventors: Kohei DOI, Kunio NAGASAKI, Yusuke SUGINO, Takafumi HIDA, Yusuke NAKAYAMA
  • Patent number: 9153761
    Abstract: The present invention provides a thermally-conductive sheet excellent in heat dissipation properties. The thermally-conductive sheet includes a polymer matrix and a thermally-conductive filler dispersed in the polymer matrix. The present invention is a thermally-conductive sheet including a polymer matrix and non-spherical particles of a thermally-conductive filler that are dispersed in the polymer matrix. At least a part of the thermally-conductive filler particles are oriented in a thickness direction of the sheet.
    Type: Grant
    Filed: October 3, 2012
    Date of Patent: October 6, 2015
    Assignee: Nitto Denko Corporation
    Inventors: Yoshinari Takayama, Takafumi Hida, Daisuke Kitagawa, Kenichi Tagawa, Kunio Nagasaki, Ryoichi Matsushima, Susumu Kiyohara, Toshio Uota
  • Publication number: 20150062896
    Abstract: The flame-retardant silicone resin composition of the present invention comprises: an inorganic oxide particle-containing condensation-reactive silicone resin (A) comprising a crosslinking structure in which inorganic oxide particles dispersed in a polysiloxane resin having a condensation-reactive group are crosslinked with the polysiloxane resin by chemical bonds; and inorganic particles (B). The inorganic oxide particles are preferably at least one type of inorganic oxide particles selected from the group consisting of silica, alumina, glass frit, and antimony-doped tin oxide.
    Type: Application
    Filed: April 9, 2013
    Publication date: March 5, 2015
    Applicant: NITTO DENKO CORPORATION
    Inventors: Kohei Doi, Kunio Nagasaki, Yusuke Sugino, Takafumi Hida, Yusuke Nakayama, Keisuke Hirano
  • Publication number: 20140301090
    Abstract: There is provided a flame-resistant composite member exhibiting remarkably high flame resistance even if having a flammable base material. The flame-resistant composite member according to the present invention has a film formed of a silicone resin composition (C) containing at least an inorganic oxide particle-containing condensation-reactive silicone resin on at least one surface of a base material. The inorganic oxide particle-containing condensation-reactive silicone resin may be a condensation-reactive silicone resin (A) including a crosslinked structural body wherein an inorganic oxide particle dispersed in a polysiloxane resin having a condensation-reactive group and the polysiloxane resin are crosslinked through a chemical bond. The silicone resin composition (C) may contain the condensation-reactive silicone resin (A) and an inorganic particle (B).
    Type: Application
    Filed: November 13, 2012
    Publication date: October 9, 2014
    Inventors: Kohei Doi, Kunio Nagasaki, Yusuke Sugino, Takafumi Hida, Yusuke Nakayama, Keisuke Hirano
  • Publication number: 20140252404
    Abstract: The present invention provides a thermally-conductive sheet excellent in heat dissipation properties. The thermally-conductive sheet includes a polymer matrix and a thermally-conductive filler dispersed in the polymer matrix. The present invention is a thermally-conductive sheet including a polymer matrix and non-spherical particles of a thermally-conductive filler that are dispersed in the polymer matrix. At least a part of the thermally-conductive filler particles are oriented in a thickness direction of the sheet.
    Type: Application
    Filed: October 3, 2012
    Publication date: September 11, 2014
    Inventors: Yoshinari Takayama, Takafumi Hida, Daisuke Kitagawa, Kenichi Tagawa, Kunio Nagasaki, Ryoichi Matsushima, Susumu Kiyohara, Toshio Uota
  • Publication number: 20140135417
    Abstract: Provided is a transparent pressure-sensitive adhesive agent convertible into an adhesive agent that allows adherends to be instantly fixed to each other, allows the adherends to be reattached to each other, is excellent in processability such as being able to be cut into a sheet shape, is not peeled from the adherends even when exposed to a high-temperature atmosphere such as one in a fire, and has such transparency as to hardly impair the designs of the adherends. The transparent pressure-sensitive adhesive agent convertible into an adhesive agent has pressure-sensitive adhesive property before being sintered, and has adhesive property after being sintered.
    Type: Application
    Filed: July 13, 2012
    Publication date: May 15, 2014
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yusuke Sugino, Kunio Nagasaki, Kohei Doi, Takafumi Hida, Yusuke Nakayama
  • Publication number: 20140004331
    Abstract: Provided is a shatterproofing member including a pressure-sensitive adhesive layer convertible into an adhesive layer, which allows adherends to be instantly fixed to each other, allows the adherends to be reattached to each other, is excellent in processability such as being able to be cut into a sheet shape, is not peeled from the adherends even when exposed to a high-temperature atmosphere such as one in a fire, and can express shatterproof property when attached to an adherend that is broken by combustion such as glass even if exposed to combustion during a fire or the like. The shatterproofing member including a pressure-sensitive adhesive layer convertible into an adhesive layer includes: a pressure-sensitive adhesive layer convertible into an adhesive layer; and a flame-resistant material, in which the pressure-sensitive adhesive layer convertible into an adhesive layer has pressure-sensitive adhesive property before being sintered, and has adhesive property after being sintered.
    Type: Application
    Filed: March 9, 2012
    Publication date: January 2, 2014
    Applicant: NITTO DENKO CORPORATION
    Inventors: Takafumi Hida, Kunio Nagasaki, Yusuke Sugino, Kohei Doi, Yusuke Nakayama
  • Publication number: 20130309487
    Abstract: Provided is a pressure-sensitive adhesive agent convertible into an adhesive agent, which allows adherends to be instantly fixed to each other, allows the adherends to be reattached to each other, is excellent in processability such as being able to be cut into a sheet shape, and is not peeled from the adherends even when exposed to a high-temperature atmosphere such as one in a fire. The pressure-sensitive adhesive agent convertible into an adhesive agent has pressure-sensitive adhesive property before being sintered, and has adhesive property after being sintered.
    Type: Application
    Filed: February 3, 2012
    Publication date: November 21, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yusuke Sugino, Kunio Nagasaki, Kohei Doi, Takafumi Hida, Yusuke Nakayama
  • Publication number: 20130309482
    Abstract: Provided is a flame-retardant member having thermal functionality, flexibility, and a high level of flame retardancy. The thermally functional flame-retardant polymer member includes a polymer layer (B), a flame-retardant layer (A), and a thermally functional layer (L) in the stated order, in which the flame-retardant layer (A) includes a layer containing a layered inorganic compound (f) in a polymer.
    Type: Application
    Filed: June 16, 2011
    Publication date: November 21, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yusuke Sugino, Kunio Nagasaki, Kohei Doi, Takafumi Hida
  • Publication number: 20130251987
    Abstract: Provided is a member which is excellent in transparency and flexibility, and can impart a resistance to cigarette burns to various adherends by being attached to the various adherends. Specifically provided is a polymer member with a resistance to cigarette burns, including a polymer layer, in which: the polymer layer contains a layered inorganic compound (f) in a polymer (X); and the polymer (X) contains a cross-linked polymer.
    Type: Application
    Filed: December 2, 2011
    Publication date: September 26, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yusuke Sugino, Kunio Nagasaki, Kohei Doi, Takafumi Hida, Yusuke Nakayama
  • Publication number: 20130210303
    Abstract: Provided is a flame-retardant member having transparency, flexibility, and a high level of flame retardancy. A highly flame-retardant polymer member of the present invention is a highly flame-retardant polymer member including a polymer layer (B), an inorganic base material (L), and a flame-retardant layer (A) in the stated order, in which the flame-retardant layer (A) is a layer containing a layered inorganic compound (f) in a polymer.
    Type: Application
    Filed: October 13, 2011
    Publication date: August 15, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Kohei Doi, Kunio Nagasaki, Yusuke Sugino, Takafumi Hida
  • Publication number: 20130196150
    Abstract: Provided is a flame-retardant member having physical functionality or chemical functionality, flexibility, and a high level of flame retardancy. The physically functional flame-retardant polymer member includes a polymer layer (B), a flame-retardant layer (A), and a physically functional layer (L) in the stated order, in which the flame-retardant layer (A) includes a layer containing a layered inorganic compound (f) in a polymer. The chemically functional flame-retardant polymer member includes a polymer layer (B), a flame-retardant layer (A), and a chemically functional layer (L) in the stated order, in which the flame-retardant layer (A) includes a layer containing a layered inorganic compound (f) in a polymer.
    Type: Application
    Filed: June 17, 2011
    Publication date: August 1, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yusuke Sugino, Kunio Nagasaki, Kohei Doi, Takafumi Hida, Atsushi Takashima, Asami Kubo
  • Publication number: 20130189516
    Abstract: The present invention aims to provide a flame-retardant member having environment-resistant functionality or hygienic functionality, flexibility, and a high degree of flame retardancy. An environment-resistant functional flame-retardant polymer member of the present invention is an environment-resistant functional flame-retardant polymer member including a polymer layer (B), a flame-retardant layer (A), and an environment-resistant functional layer (L) in the stated order, in which the flame-retardant layer (A) is a layer containing a layered inorganic compound (f) in a polymer. A hygienic functional flame-retardant polymer member of the present invention is a hygienic functional flame-retardant polymer member including a polymer layer (B), a flame-retardant layer (A), and a hygienic functional layer (L) in the stated order, in which the flame-retardant layer (A) is a layer containing a layered inorganic compound (f) in a polymer.
    Type: Application
    Filed: June 17, 2011
    Publication date: July 25, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Yusuke Sugino, Kunio Nagasaki, Kohei Doi, Takafumi Hida
  • Publication number: 20130141907
    Abstract: There is provided a light diffusing flame-resistant composite member which has both flame resistance and flexibility and has excellent light diffusibility. The light diffusing flame-resistant composite member of the present invention includes a glass fiber sheet and a condensation-reactive silicone resin, wherein at least one surface of the glass fiber sheet is coated with the condensation-reactive silicone resin, or the glass fiber sheet is impregnated with the condensation-reactive silicone resin, and wherein the composite member has a total light transmittance of 60% or more and a haze value of 80% or more. The condensation-reactive silicone resin may be an inorganic oxide particle-containing condensation-reactive silicone resin comprising a crosslinking structure in which inorganic oxide particles dispersed in a polysiloxane resin having a condensation-reactive group is crosslinked with the polysiloxane resin by chemical bonds.
    Type: Application
    Filed: July 27, 2012
    Publication date: June 6, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Kohei Doi, Kunio Nagasaki, Yusuke Sugino, Takafumi Hida, Yusuke Nakayama, Keisuke Hirano
  • Publication number: 20130115424
    Abstract: The purpose of the present invention is to provide a process for polymer member production in which a rugged surface structure is easy to control, and a polymer member obtained by the process. This process for producing a polymer member (10) having a rugged surface structure is characterized bar comprising a step (A) in which a monomer-absorbing layer (5) capable of absorbing a polymerizable monomer (2), a ruggedness transfer material layer (1) having a rugged surface (1a), and polymerizable-composition layer (4) containing the polymerizable monomer (2) are superposed so that the layer (4) is disposed between the monomer-absorbing layer (5) and the rugged surface (1a) of the transfer material layer (1) and a step (B) in which the polymerizable monomer (2) is polymerized. The process is further characterized in that the polymerizable-composition layer (4) contains an incompatible substance (3) which is incompatible with the polymerizable.
    Type: Application
    Filed: July 28, 2011
    Publication date: May 9, 2013
    Applicant: NITTO DENKO CORPORATION
    Inventors: Takafumi Hida, Kunio Nagasaki, Yusuke Sugino, Kohei Doi