Patents by Inventor Hiroshi Hiraike

Hiroshi Hiraike 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).

  • Patent number: 11174331
    Abstract: A shock-absorbing sheet comprises a foamed resin layer having a thickness of 200 ?m or less, a void ratio (P0.1) of a plane directional cross section at a thickness of 0.1 T, a void ratio (P0.5) of a plane directional cross section at a thickness of 0.5 T, and a void ratio (P0.9) of a plane directional cross section at a thickness of 0.9 T from one surface of the foamed resin layer each ranging from 10 to 70 area %; and the standard deviation (P?) for an average void ratio found from the void ratio (P0.1), the void ratio (P0.5) and the void ratio (P0.9) ranging from 1.0 to 20.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: November 16, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Koji Yachi, Hiroshi Hiraike, Yuuki Hoshiyama, Izumi Okamura, Yasuharu Nagai, Kazuyuki Yahara, Ayaha Oguri
  • Patent number: 8933524
    Abstract: The present invention provides a sealing material for a solar cell that seals a solar cell element of a solar cell in a short time in the production of a solar cell module, thereby enabling efficient production of solar cell modules. The sealing material for a solar cell of the present invention has a feature of containing 100 parts by weight of a modified butene-based resin that is produced by graft-modifying a butene-ethylene copolymer having a butene content of 1 to 25% by weight with maleic anhydride and has a total content of the maleic anhydride of 0.1 to 3% by weight, and 0.1 to 15 parts by weight of a silane compound having an epoxy group.
    Type: Grant
    Filed: January 26, 2011
    Date of Patent: January 13, 2015
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Hiroshi Hiraike, Masahiro Asuka, Masahiro Ishii, Jiamo Guo, Kiyomi Uenomachi, Takahiko Sawada, Takahiro Nomura
  • Patent number: 8896080
    Abstract: The present invention provides a sealing material for a solar cell that seals a solar cell element of a solar cell in a short time in the production of a solar cell module, thereby enabling efficient production of solar cell modules. The sealing material for a solar cell of the present invention has a feature of containing 100 parts by weight of a modified butene-based resin that is produced by graft-modifying a butene-ethylene copolymer having a butene content of 1 to 25% by weight with maleic anhydride and has a total content of the maleic anhydride of 0.1 to 3% by weight, and 0.1 to 15 parts by weight of a silane compound having an epoxy group.
    Type: Grant
    Filed: January 26, 2011
    Date of Patent: November 25, 2014
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Hiroshi Hiraike, Masahiro Asuka, Masahiro Ishii, Jiamo Guo, Kiyomi Uenomachi, Takahiko Sawada, Takahiro Nomura
  • Patent number: 8680189
    Abstract: It is an object of the present invention to provide a binder resin which, when used in an inorganic fine particle-dispersed paste composition, leaves little amount of residual carbon after sintering and can be degreased even under low temperature conditions. It is also an object of the present invention to provide a vehicle composition and an inorganic fine particle-dispersed paste composition, which are obtained by using the binder resin. The binder resin of the present invention is for use in an inorganic fine particle-dispersed paste composition containing inorganic fine particles. The binder resin contains from 5 to 55% by weight of a segment derived from methyl methacrylate, from 30 to 80% by weight of a segment derived from isobutyl methacrylate, and from 5 to 20% by weight of a segment derived from polyoxyalkylene ether monomethacrylate.
    Type: Grant
    Filed: September 5, 2008
    Date of Patent: March 25, 2014
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Kenji Yamauchi, Hiroshi Hiraike, Hiroji Fukui, Shintaro Moriguchi, Hiroko Miyazaki
  • Publication number: 20130210186
    Abstract: An object of the present invention is to provide a method for producing a flexible solar cell module which makes it possible to suitably produce flexible solar cell modules in which a solar cell element and a solar cell encapsulant sheet are well adhered to each other by encapsulating a solar cell by roll-to-roll processing in a continuous manner without the need to perform a crosslinking process and without causing wrinkles and curls.
    Type: Application
    Filed: September 20, 2011
    Publication date: August 15, 2013
    Applicant: Sekisui Chemical Co., Ltd.
    Inventors: Hiroshi Hiraike, Masahiro Asuka, Takahiko Sawada, Kiyomi Uenomachi, Takahiro Nomura
  • Publication number: 20130203203
    Abstract: An object of the present invention is to provide a method for producing a flexible solar cell module which makes it possible to suitably produce flexible solar cell modules in which a solar cell element and a solar cell encapsulant sheet are well adhered to each other by encapsulating a solar cell by roll-to-roll processing in a continuous manner without the need to perform a crosslinking process and without causing wrinkles and curls.
    Type: Application
    Filed: September 20, 2011
    Publication date: August 8, 2013
    Inventors: Kiyomi Uenomachi, Masahiro Asuka, Hiroshi Hiraike, Takahiro Nomura, Jiamo Guo, Takahiko Sawada
  • Publication number: 20130203204
    Abstract: An object of the present invention is to provide a method for producing a flexible solar cell module which makes it possible to encapsulate a solar cell in a continuous manner without the need to perform a crosslinking process and highly efficiently produce flexible solar cell modules in which a solar cell and a solar cell encapsulant sheet are well adhered to each other without causing wrinkles and curls.
    Type: Application
    Filed: September 20, 2011
    Publication date: August 8, 2013
    Applicant: Sekisui Chemical Co., td.
    Inventors: Hiroshi Hiraike, Masahiro Asuka, Kiyomi Uenomachi, Takahiro Nomura, Jiamo Guo, Takahiko Sawada
  • Publication number: 20130167928
    Abstract: An object of the present invention is to provide a solar cell encapsulant sheet which makes it possible to suitably produce flexible solar cell modules in which the solar cell encapsulant sheet is well adhered to a solar cell element by encapsulating a solar cell element by roll-to-roll processing in a continuous manner without the need to perform a crosslinking process and without causing wrinkles and curls. The present invention provides a solar cell encapsulant sheet including a fluoropolymer sheet and an adhesive layer that includes a maleic anhydride-modified olefin resin on the fluoropolymer sheet, the maleic anhydride-modified olefin resin being a resin in which an ?-olefin-ethylene copolymer that includes 1 to 25% by weight of ?-olefin units is graft-modified with maleic anhydride, and a total amount of maleic anhydride being 0.1 to 3% by weight.
    Type: Application
    Filed: September 16, 2011
    Publication date: July 4, 2013
    Inventors: Hiroshi Hiraike, Kiyomi Uenomachi, Masahiro Asuka, Jiamo Guo, Takahiro Nomura, Takahiko Sawada, Masahiro Ishii
  • Publication number: 20130005071
    Abstract: The present invention provides a sealing material for a solar cell that seals a solar cell element of a solar cell in a short time in the production of a solar cell module, thereby enabling efficient production of solar cell modules. The sealing material for a solar cell of the present invention has a feature of containing 100 parts by weight of a modified butene-based resin that is produced by graft-modifying a butene-ethylene copolymer having a butene content of 1 to 25% by weight with maleic anhydride and has a total content of the maleic anhydride of 0.1 to 3% by weight, and 0.1 to 15 parts by weight of a silane compound having an epoxy group.
    Type: Application
    Filed: January 26, 2011
    Publication date: January 3, 2013
    Inventors: Hiroshi Hiraike, Masahiro Asuka, Masahiro Ishii, Jiamo Guo, Kiyomi Uenomachi, Takahiko Sawada, Takahiro Nomura
  • Publication number: 20120037223
    Abstract: An object of the present invention is to provide a binder resin for a conductive paste, which can be used to obtain a conductive paste having a high conductive powder dispersibility, an ability to form high-aspect-ratio lines, and a low residual carbon content after firing. Further objects of the invention are to provide a conductive paste and a solar cell element produced using such a binder resin for a conductive paste. The invention provides a binder resin for a conductive paste, which includes a polymer having a main chain composed of a segment derived from a (meth)acrylate monomer and having also a phosphoric acid-based component represented by general formula (1) below at an ? position thereon. In general formula (1), X is an oxygen atom or a sulfur atom, and R1 and R2 are each a hydrogen atom, a hydrocarbon group having 1 to 13 carbon atoms, a hydroxyl group-containing group having 1 to 13 carbon atoms or an ester bond-containing group having 1 to 13 carbon atoms.
    Type: Application
    Filed: June 25, 2010
    Publication date: February 16, 2012
    Inventors: Isao Yamanaka, Shintaro Moriguchi, Kenji Yamauchi, Hiroshi Hiraike, Kazuhiro Omori, Daihei Sugita
  • Patent number: 8063163
    Abstract: A novel cycloolefin copolymer that can be employed in the production of molding with fewer defects, for example, fewer gel particles (fish eyes). There is provided a cycloolefin copolymer comprising 80 to 20 mol % of repeating units derived from an ?-olefin monomer and 20 to 80 mol % of repeating units derived from at least one cycloolefin monomer selected from the group consisting of monomer of the general formula (I), monomer of the general formula (II), monomer of the general formula (III), monomer of the general formula (IV) and monomer of the general formula (V), wherein with respect to the repeating units derived from cycloolefin monomer, the proportion thereof being present in the form of dimer (Rd) is 50 mol % or below and the proportion thereof being present in the form of trimer (Rt) 5 mol % or above.
    Type: Grant
    Filed: November 24, 2005
    Date of Patent: November 22, 2011
    Assignees: Polypastics Co., Ltd., Topas Advanced Polymers GmbH
    Inventors: Wilfried Hatke, Matthias Bruch, Anne-Meike Schauwienold, Udo Manfred Stehling, Hiroyuki Kanai, Hajime Serizawa, Hiroshi Hiraike, Takahiko Sawada, Kazunari Yagi, Isao Higuchi, Katsunori Toyoshima, Takeharu Morita
  • Publication number: 20100222462
    Abstract: It is an object of the present invention to provide a binder resin which, when used in an inorganic fine particle-dispersed paste composition, leaves little amount of residual carbon after sintering and can be degreased even under low temperature conditions. It is also an object of the present invention to provide a vehicle composition and an inorganic fine particle-dispersed paste composition, which are obtained by using the binder resin. The binder resin of the present invention is for use in an inorganic fine particle-dispersed paste composition containing inorganic fine particles. The binder resin contains from 5 to 55% by weight of a segment derived from methyl methacrylate, from 30 to 80% by weight of a segment derived from isobutyl methacrylate, and from 5 to 20% by weight of a segment derived from polyoxyalkylene ether monomethacrylate.
    Type: Application
    Filed: September 5, 2008
    Publication date: September 2, 2010
    Inventors: Kenji Yamauchi, Hiroshi Hiraike, Hiroji Fukui, Shintaro Moriguchi, Hiroko Miyazaki
  • Publication number: 20090163632
    Abstract: A novel cycloolefin copolymer that can be employed in the production of molding with fewer defects, for example, fewer gel particles (fish eyes). There is provided a cycloolefin copolymer comprising 80 to 20 mol % of repeating units derived from an ?-olefin monomer and 20 to 80 mol % of repeating units derived from at least one cycloolefin monomer selected from the group consisting of monomer of the general formula (I), monomer of the general formula (II), monomer of the general formula (III), monomer of the general formula (IV) and monomer of the general formula (V), wherein with respect to the repeating units derived from cycloolefin monomer, the proportion thereof being present in the form of dimer (Rd) is 50 mol % or below and the proportion thereof being present in the form of trimer (Rt) 5 mol % or above.
    Type: Application
    Filed: November 24, 2005
    Publication date: June 25, 2009
    Applicants: POLYPLASTICS CO., LTD., TOPAS ADVANCED POLYMERS GMBH
    Inventors: Wilfried Hatke, Matthias Bruch, Anne-Meike Schauwienold, Udo Manfred Stehling, Hiroyuki Kanai, Hajime Serizawa, Hiroshi Hiraike, Takahiko Sawada, Kazunari Yagi, Isao Higuchi, Katsunori Toyoshima, Takeharu Morita
  • Publication number: 20080113116
    Abstract: It is the object of the present invention to provide a retardation film comprising a norbornene type copolymer, being excellent in heat resistance, low specific gravity, low birefringence, low photoelasticity, and low chromatic dispersion and having high performance of retardation compensation.
    Type: Application
    Filed: November 24, 2005
    Publication date: May 15, 2008
    Applicant: SEKISUI CHEMICAL CO., LTD
    Inventors: Hiroshi Hiraike, Takahiko Sawada, Kazunari Yagi, Isao Higuchi, Katsunori Toyoshima, Takeharu Morita, Yoshihiro Takaenoki, Takehiro Nakamura, Wilfried Hatke, Matthias Bruch, Anne-Meike Schauwienold, Udo Manfred Stehling, Hiroyuki Kanai, Hajime Serizawa
  • Patent number: 7361776
    Abstract: The present invention relates to a zero-valent transition metal complex which can be used as a starting material for producing a catalyst usable for producing a polyolefin by ring-opening metathesis polymerization of an olefin and an epothilone by ring-closing metathesis reaction, and a method for efficiently producing, at low cost, an organometallic compound useful as a catalyst, using the zero-valent transition metal complex as a starting material. Provided is a method for producing a zero-valent transition metal complex (C), which comprises reacting a divalent transition metal complex (A) with an olefin (B), the complex (A) being selected from the group consisting of a divalent ruthenium complex (A1) and a divalent osmium complex (A2), thereby obtaining a zero-valent transition metal complex (C), wherein the reaction is conducted under reducing conditions and after the reaction, the resultant crude product is extracted at high temperature using a saturated hydrocarbon as an extracting solvent.
    Type: Grant
    Filed: February 13, 2004
    Date of Patent: April 22, 2008
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Hiroshi Hiraike, Takeharu Morita, Fumiyuki Ozawa, Hiroyuki Katayama
  • Patent number: 7252883
    Abstract: It is an object of the invention to provide coated particles excellent in the reliability of connection. The invention provides coated particles each comprising a metal-surfaced particle as a core and resulting from a partial surface modification of that core particle with an organic compound via a functional group (A) capable of binding to a metal.
    Type: Grant
    Filed: May 30, 2001
    Date of Patent: August 7, 2007
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Takeshi Wakiya, Takeharu Morita, Hiroshi Hiraike, Katsutoshi Nagai, Tatsuo Taniguchi
  • Patent number: 7098355
    Abstract: A method for synthesizing an organometallic compound, which is usefully utilized as a catalyst for manufacturing polyolefins by ring-opening metathesis polymerization of an olefin having strain in a molecule such as dicyclopentadiene or synthesizing epothilones by ring-dosing metathesis reaction, by an efficient and low cost synthesis method using a starting material which is easily available due to relatively simple chemical structure, and further without any possibility of coexistence of a vinylhetero compound or a vinyl compound exchanged which tends to accompany as an impurity in the system in conventional methods, characterized by reacting a starting material comprising a zero-valent transition metal complex (A) or a polyvalent transition metal complex (A?), a compound (B) or (B?) shown by the following general formula (1) or (4), respectively, and a neutral ligand (C) or (C?), in one step under non-reducing condition or reducing condition.
    Type: Grant
    Filed: September 27, 2002
    Date of Patent: August 29, 2006
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Hiroshi Hiraike, Takeharu Morita, Fumiyuki Ozawa, Hiroyuki Katayama
  • Publication number: 20060149088
    Abstract: The present invention relates to a zero-valent transition metal complex which can be used as a starting material for producing a catalyst usable for producing a polyolefin by ring-opening metathesis polymerization of an olefin and an epothilone by ring-closing metathesis reaction, and a method for efficiently producing, at low cost, an organometallic compound useful as a catalyst, using the zero-valent transition metal complex as a starting material. Provided is a method for producing a zero-valent transition metal complex (C), which comprises reacting a divalent transition metal complex (A) with an olefin (B), the complex (A) being selected from the group consisting of a divalent ruthenium complex (A1) and a divalent osmium complex (A2), thereby obtaining a zero-valent transition metal complex (C), wherein the reaction is conducted under reducing conditions and after the reaction, the resultant crude product is extracted at high temperature using a saturated hydrocarbon as an extracting solvent.
    Type: Application
    Filed: February 13, 2004
    Publication date: July 6, 2006
    Inventors: Hiroshi Hiraike, Takeharu Morita, Fumiyuki Ozawa, Hiroyuki Katayama
  • Patent number: 7015276
    Abstract: A melt-moldable, thermoplastic norbornene resin composition characterized by being obtained by compounding (A) a base polymer comprising a thermoplastic norbornene resin with (B) an olefin compound having a number-average molecular weight of 200 to 10,000 and a softening point of 70 to 170° C.; and a molded article or optical film obtained by melt-molding or extrusion-molding the thermoplastic norbornene resin composition.
    Type: Grant
    Filed: October 1, 2001
    Date of Patent: March 21, 2006
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Takeharu Morita, Hiroshi Hiraike, Shoji Nozato
  • Publication number: 20060036033
    Abstract: It is an object of the invention to provide a thermoplastic saturated norbornene resin film, an optical film, a protective film for a polarizer, a retardation film, a polarizing plate obtainable by this, which realizes the compatibility between excellent physical properties and optical characteristics, and a method of producing a thermoplastic saturated norbornene resin film. The invention relates to a thermoplastic saturated norbornene resin film, which is obtainable by using a thermoplastic saturated norbornene resin composition containing a thermoplastic saturated norbornene resin in an amount of 100 parts by weight and a rubber polymer in an amount of 5 to 40 parts by weight, parallel transmittance being 87% or more.
    Type: Application
    Filed: October 3, 2003
    Publication date: February 16, 2006
    Inventors: Katsunori Toyoshima, Takeharu Morita, Hiroshi Hiraike, Masakatsu Tagami, Kentaro Ogino, Katsumi Nishimura