Patents by Inventor Toshio Saruyama

Toshio Saruyama 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: 10804004
    Abstract: A conducting film of the present invention includes (A) graphene and/or graphene oxide, and/or derivatives thereof, and (B) a compound having a sulfonic acid group, and/or derivatives thereof, and has a volume resistivity of 1×104 ?·cm or less. A method for producing the conducting film of the present invention includes preparing a dispersion by dispersing a component including (A) graphene and/or graphene oxide, and/or derivatives thereof, and (B) a compound having a sulfonic acid group, and/or derivatives thereof in a dispersion medium, applying the dispersion on a substrate and drying it, and performing heat treatment at a temperature of 100° C. or more. Thereby, the present invention provides a conducting film that has high conductivity and can be applied to a wide range of composites including graphenes, and a method for producing the same.
    Type: Grant
    Filed: July 11, 2016
    Date of Patent: October 13, 2020
    Assignees: NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY, FUJI POLYMER INDUSTRIES CO., LTD.
    Inventors: Shigeji Konagaya, Toshio Saruyama, Hitoshi Shibuya
  • Patent number: 10017000
    Abstract: A phosphor-containing identification substance of the present invention includes a substrate and a phosphor-containing silicone thin layer. The whole or part of the surface of the substrate is covered with the phosphor-containing silicone thin layer. The phosphor has identification properties that the phosphor emits light when irradiated with ultraviolet rays or black light, and does not emit light when irradiated with visible rays. A method for producing the phosphor-containing identification substance of the present invention includes bringing a silicone composition for forming a phosphor-containing thin layer into contact with the substrate after or simultaneously with the molding of the substrate, followed by heating. This provides the phosphor-containing identification substance that can be applied to a silicone thin film, has excellent adhesive properties with the substrate, and maintains the inherent properties of the substrate without being impaired by marking, and the method for producing the same.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: July 10, 2018
    Assignee: Fuji Polymer Industries Co., Ltd.
    Inventors: Toshio Saruyama, Makoto Goto, Takumi Kataishi
  • Publication number: 20180094181
    Abstract: A composite material of the present invention is a composite material including cellulose nanofibers and nanoparticles. The structure of the nanoparticles is composed of primary nanoparticles with a particle diameter of 3 to 50 nm or aggregated nanoparticles with a particle diameter of 100 nm or less in which the nanoparticles are aggregated. The surfaces of the cellulose nanofibers are densely covered with the nanoparticles. The composite material has a thermal conductivity in a plane direction of preferably 3.0 W/m·K or more. The production method of the composite material of the present invention includes continuously or sequentially mixing a suspension in which cellulose nanofibers are dispersed in a dispersion medium and a suspension in which nanoparticles are dispersed in a dispersion medium to obtain a composite material in which the surfaces of the cellulose nanofibers are densely covered with the nanoparticles.
    Type: Application
    Filed: September 14, 2017
    Publication date: April 5, 2018
    Inventors: Yuichi TOMINAGA, Kimiyasu SATO, Yuji HOTTA, Mai SUGIE, Hitoshi SHIBUYA, Toshio SARUYAMA
  • Patent number: 9862840
    Abstract: A conducting composition of the present invention includes a cellulose nanofiber and a fine particle. The conducting composition includes (A) a cellulose nanofiber, and (B) at least one type of an inorganic powder selected from graphene, graphene oxide, and derivatives thereof. A method for producing the conducting composition includes preparing a dispersion by adding water or a mixed solvent of water and a hydrophilic solvent to (A) a cellulose nanofiber and (B) at least one type of an inorganic powder selected from graphene, graphene oxide, and derivatives thereof, and removing the water or the mixed solvent of water and a hydrophilic solvent from the dispersion. Accordingly, the present invention provides a conducting composition that utilizes a cellulose nanofiber and an inorganic powder having the conductivity at a nano-scale size, can improve the conductivity, and further can have properties such as anisotropy and transparency.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: January 9, 2018
    Assignees: National University Corporation Nagoya University, Fuji Polymer Industries Co., Ltd.
    Inventors: Shigeji Konagaya, Hitoshi Shibuya, Toshio Saruyama
  • Publication number: 20170018327
    Abstract: A conducting film of the present invention includes (A) graphene and/or graphene oxide, and/or derivatives thereof, and (B) a compound having a sulfonic acid group, and/or derivatives thereof, and has a volume resistivity of 1×104 ?·cm or less. A method for producing the conducting film of the present invention includes preparing a dispersion by dispersing a component including (A) graphene and/or graphene oxide, and/or derivatives thereof, and (B) a compound having a sulfonic acid group, and/or derivatives thereof in a dispersion medium, applying the dispersion on a substrate and drying it, and performing heat treatment at a temperature of 100° C. or more. Thereby, the present invention provides a conducting film that has high conductivity and can be applied to a wide range of composites including graphenes, and a method for producing the same.
    Type: Application
    Filed: July 11, 2016
    Publication date: January 19, 2017
    Inventors: Shigeji KONAGAYA, Toshio SARUYAMA, Hitoshi SHIBUYA
  • Publication number: 20160340520
    Abstract: A conducting composition of the present invention includes a cellulose nanofiber and a fine particle. The conducting composition includes (A) a cellulose nanofiber, and (B) at least one type of an inorganic powder selected from graphene, graphene oxide, and derivatives thereof. A method for producing the conducting composition includes preparing a dispersion by adding water or a mixed solvent of water and a hydrophilic solvent to (A) a cellulose nanofiber and (B) at least one type of an inorganic powder selected from graphene, graphene oxide, and derivatives thereof, and removing the water or the mixed solvent of water and a hydrophilic solvent from the dispersion. Accordingly, the present invention provides a conducting composition that utilizes a cellulose nanofiber and an inorganic powder having the conductivity at a nano-scale size, can improve the conductivity, and further can have properties such as anisotropy and transparency.
    Type: Application
    Filed: September 14, 2015
    Publication date: November 24, 2016
    Inventors: Shigeji KONAGAYA, Hitoshi SHIBUYA, Toshio SARUYAMA
  • Publication number: 20160319176
    Abstract: A thermally conducting composition of the present invention includes (A) a cellulose nanofiber, and (B) at least one type of an inorganic powder selected from a metal oxide and a diamond having an average particle diameter of 50 nm or less. A method for producing the thermally conducting composition includes the steps of preparing a dispersion by adding water or a mixed solvent of water and a hydrophilic solvent to (A) a cellulose nanofiber and (B) at least one type of an inorganic powder selected from a metal oxide and a diamond having an average particle diameter of 50 nm or less; and removing the water or the mixed solvent of water and a hydrophilic solvent from the dispersion.
    Type: Application
    Filed: September 14, 2015
    Publication date: November 3, 2016
    Inventors: Shigeji KONAGAYA, Hitoshi SHIBUYA, Toshio SARUYAMA
  • Publication number: 20160144650
    Abstract: A phosphor-containing identification substance of the present invention includes a substrate and a phosphor-containing silicone thin layer. The whole or part of the surface of the substrate is covered with the phosphor-containing silicone thin layer. The phosphor has identification properties that the phosphor emits light when irradiated with ultraviolet rays or black light, and does not emit light when irradiated with visible rays. A method for producing the phosphor-containing identification substance of the present invention includes bringing a silicone composition for forming a phosphor-containing thin layer into contact with the substrate after or simultaneously with the molding of the substrate, followed by heating. This provides the phosphor-containing identification substance that can be applied to a silicone thin film, has excellent adhesive properties with the substrate, and maintains the inherent properties of the substrate without being impaired by marking, and the method for producing the same.
    Type: Application
    Filed: March 18, 2015
    Publication date: May 26, 2016
    Inventors: Toshio SARUYAMA, Makoto GOTO, Takumi KATAISHI
  • Patent number: 8217388
    Abstract: A curable organopolysiloxane composition comprising at least the following components: (A) a linear diorganopolysiloxane with a mass average molecular weight of at least 3,000, (B) a branched organopolysiloxane, (C) an organopolysiloxane having, on average, at least two silicon-bonded aryl groups and, on average, at least two silicon-bonded hydrogen atoms in one molecule, and (D) a hydrosilylation reaction catalyst; has excellent curability and, when cured, forms a flexible cured product of high refractive index, optical transmissivity, excellent adherence to various substrates, high hardness and slight surface tack.
    Type: Grant
    Filed: July 24, 2007
    Date of Patent: July 10, 2012
    Assignee: Dow Corning Toray Company, Ltd.
    Inventors: Tomoko Kato, Yoshitsugu Morita, Shinichi Yamamoto, Toshio Saruyama
  • Patent number: 7990033
    Abstract: A display device having a surface with light-emitting regions and non-light-emitting regions, wherein the aforementioned light-emitting regions and non-light-emitting regions are subjected to simultaneous surface treatment selected from: (1) brush treatment; (2) blast treatment; or (3) combined brush and blast treatment, whereby after the aforementioned treatment the surfaces of the light-emitting regions have a 60°-mirror-surface glossiness according to JIS Z 8741 exceeding 20%, while the surfaces of the non-light-emitting regions have a 60°-mirror-surface glossiness according to JIS Z 8741 not exceeding 20%, has good visibility of images reproduced by the display, which is especially suitable for outdoor application.
    Type: Grant
    Filed: June 6, 2007
    Date of Patent: August 2, 2011
    Assignee: Dow Corning Toray Company, Ltd.
    Inventors: Toshiki Nakata, Toshio Saruyama, Toyohiko Fujisawa, Toru Imaizumi, Kouichi Ozaki, Takaki Aoyama
  • Publication number: 20100301377
    Abstract: A curable organopolysiloxane composition comprising at least the following components: (A) a linear diorganopolysiloxane with a mass average molecular weight of at least 3,000, (B) a branched organopolysiloxane, (C) an organopolysiloxane having, on average, at least two silicon-bonded aryl groups and, on average, at least two silicon-bonded hydrogen atoms in one molecule, and (D) a hydrosilylation reaction catalyst; has excellent curability and, when cured, forms a flexible cured product of high refractive index, optical transmissivity, excellent adherence to various substrates, high hardness and slight surface tack.
    Type: Application
    Filed: July 24, 2007
    Publication date: December 2, 2010
    Inventors: Tomoko Kato, Yoshitsugu Morita, Shinichi Yamamoto, Toshio Saruyama
  • Publication number: 20100148649
    Abstract: A display device having a surface with light-emitting regions and non-light-emitting regions, wherein the aforementioned light-emitting regions and non-light-emitting regions are subjected to simultaneous surface treatment selected from: (1) brush treatment; (2) blast treatment; or (3) combined brush and blast treatment, whereby after the aforementioned treatment the surfaces of the light-emitting regions have a 60°-mirror-surface glossiness according to JIS Z 8741 exceeding 20%, while the surfaces of the non-light-emitting regions have a 60°-mirror-surface glossiness according to JIS Z 8741 not exceeding 20%, has good visibility of images reproduced by the display, which is especially suitable for outdoor application.
    Type: Application
    Filed: June 6, 2007
    Publication date: June 17, 2010
    Inventors: Toshiki Nakata, Toshio Saruyama, Toyohiko Fujisawa, Toru Imaizumi, Kouichi Ozaki, Takaki Aoyama
  • Patent number: 7022800
    Abstract: A moisture curable composition capable of cure to an elastomeric body, comprising a polymeric material having not less than two hydroxyl or hydrolyzable groups an alkoxysilane curative and a catalyst comprising: a mixture and/or reaction product of a compound (i) M[OR]4 and compound (ii) M[OR?]x[Z]z, wherein M represents a metal having a valency of 4 selected from Group IVB of the Periodic Table, preferably titanium or zirconium.
    Type: Grant
    Filed: January 4, 2001
    Date of Patent: April 4, 2006
    Assignee: Dow Corning S.A.
    Inventors: Mamoru Tachikawa, Toshio Saruyama, Kazutoshi Okabe, Hiroshi Adachi, Francois De Buyl, Luo Cheng Zhang
  • Publication number: 20040214965
    Abstract: A moisture curable composition capable of cure to an elastomeric body, comprising a polymeric material having not less than two hydroxyl or hydrolysable groups an alkoxysilane curative and a catalyst comprising:
    Type: Application
    Filed: October 3, 2002
    Publication date: October 28, 2004
    Inventors: Mamoru De Tachikawa, Toshio Saruyama, Kazutoshi Okabe, Hiroshi Adachi, Francois De Buyl, Luo Cheng Zhang
  • Patent number: 6288152
    Abstract: A room-temperature curable silicone rubber composition that excels in bonding durability. comprises. The present invention is a room-temperature curable composition comprising: (A) 100 parts by weight of a polydiorganosiloxane comprising (A-1) 20 to 100 parts by weight of a first polydiorganosiloxane, (A-2) 0 to 80 parts by weight of a second polydiorganosiloxane; (B) 1 to 20 parts by weight of an alkoxysilane or an alkoxysilane partial hydrolysis condensate; (C) 0.5 to 10 parts by weight of an organo-titanium compound; (D) 0.01 to 5 parts by weight of an additive selected from light stabilizers and UV absorbers.
    Type: Grant
    Filed: November 12, 1999
    Date of Patent: September 11, 2001
    Assignee: Dow Corning Toray Silicone Co., Ltd.
    Inventors: Kazutoshi Okabe, Hiroshi Adachi, Toshio Saruyama
  • Patent number: 5959038
    Abstract: A thermosetting resin composition, comprising: a thermosetting organic resin (A), and an organopolysiloxane (B) represented by the following average unit formula: R.sub.a SiO.sub.(4-a)/2 wherein R is a selected from the group consisting of substituted or unsubstituted monovalent hydrocarbon groups, acryl-containing organic groups, methacryl-containing organic groups, and an alkoxy groups. The curable compositions of the invention exhibit excellent mold release characteristics and can be utilized to produce articles having water-repellent characteristics.
    Type: Grant
    Filed: May 29, 1997
    Date of Patent: September 28, 1999
    Assignee: Dow Corning Toray Silicone Co., Ltd.
    Inventors: Haruhiko Furukawa, Yoshitsugu Morita, Toshio Saruyama, Makoto Yoshitake
  • Patent number: 5952439
    Abstract: There is disclosed a curable resin composition that has an excellent fluidity prior to curing and that cures to form a molding resin that is flexible, highly moisture resistant, and strongly resistant to heat shock, said composition comprising(A) 100 weight parts of a curable resin; and(B) 0.1 to 500 weight parts of an epoxy group-containing silicone resin that has the general formula(R.sup.1 SiO.sub.3/2).sub.a (R.sup.2 R.sup.3 SiO.sub.2/2).sub.b (SiO.sub.4/2).sub.cwherein R.sup.1, R.sup.2 and R.sup.3 each represents a group selected from the group consisting of an epoxy group-containing organic group and a monovalent hydrocarbon group with the proviso that said epoxy group-containing organic groups comprise 0.1 to 40 mole percent of the total silicon-bonded organic groups in said silicone resin (B), a is a positive number, b is zero or a positive number, c is zero or a positive number, b/a has a value of zero to 10, c/(a+b+c) has a value of zero to 0.
    Type: Grant
    Filed: April 12, 1994
    Date of Patent: September 14, 1999
    Assignee: Dow Corning Toray Silicone Co., Ltd.
    Inventors: Yoshitsugu Morita, Junji Nakanishi, Ken Tanaka, Toshio Saruyama
  • Patent number: 5877237
    Abstract: The thermosetting silicone composition of the instant invention is comprised of (a) a diorganopolysiloxane containing alkenyl groups, (b) an organohydrogenpolysiloxane, (c) a platinum catalyst-containing silicone resin fine particle catalyst comprised of (i) a thermoplastic silicone resin containing 5 to 90 mole % PhSiO.sub.3/2 siloxane units and 5 to 20 mole % MeViSiO.sub.2/2 siloxane units, wherein Ph denotes phenyl, Me denotes methyl and Vi denotes vinyl; said resin having a glass transition point of 40.degree. to 70.degree. C. and (ii) 0.05 to 2 wt % as platinum atoms of a platinum catalyst; and (d) a hydrosilation reaction inhibiting compound. The thermosetting silicone compositions have excellent storage stability at about room temperature, and cure at a fast rate when heated.
    Type: Grant
    Filed: December 16, 1994
    Date of Patent: March 2, 1999
    Assignee: Dow Corning Toray Silicone Co., Ltd.
    Inventors: Junji Nakanishi, Toshio Saruyama, Atsushi Togashi
  • Patent number: 5824762
    Abstract: A radiation-curable coating composition is formulated from a silicone resin that includes acrylate or methacrylate functional organic groups and phenyl groups.
    Type: Grant
    Filed: December 6, 1996
    Date of Patent: October 20, 1998
    Assignee: Dow Corning Toray Silicone Co., Ltd.
    Inventors: Toshio Saruyama, Makoto Yoshitake
  • Patent number: 5789480
    Abstract: A method for the preparation of one-package room-temperature-curable silicone compositions that do not slump prior to their cure, do not crack or fissure during their cure even when deformed by an external force, and do not yellow where an example of the room-temperature-curable silicone compositions is(a) hydroxyl-terminated diorganopolysiloxane,(b) oxime-functional organosilicon compound, and(c) inorganic filleraccording to the following four steps:step (1) in which 20 to 70 weight % of the total amount of component (a) is mixed with methyltris(methyl ethyl ketoximo)silane,step (2) in which component (c) is added and mixed into the mixture prepared in step (1),step (3) in which 30 to 80 weight % of the total amount of component (a) is mixed with vinyltris(methyl ethyl ketoximo)-silane,step (4) in which the mixture prepared in step (3) is mixed with the mixture prepared in step (2).
    Type: Grant
    Filed: March 27, 1996
    Date of Patent: August 4, 1998
    Assignee: Dow Corning Toray Silicone Co., Ltd.
    Inventors: Hiroshi Adachi, Toshio Saruyama, Shigeki Sugiyama, Itsuo Toyoda