Patents by Inventor Isao Nishiwaki
Isao Nishiwaki 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: 20060247353Abstract: A curable composition comprising: (A) reactive particles prepared by bonding oxide particles of at least one element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, and cerium to an organic compound having a polymerizable unsaturated group and a hydrolyzable silyl group, (B) an organic compound having two or more polymerizable unsaturated groups, and (C) a both terminal reactive polysiloxane compound other than the component (B).Type: ApplicationFiled: May 18, 2004Publication date: November 2, 2006Inventors: Jiro Ueda, Noriyasu Shinohara, Isao Nishiwaki, Takayoshi Tanabe
-
Patent number: 7122253Abstract: A curable resin composition comprising (A) reactive particles prepared by bonding (A1) at least one of oxide particles of an element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, ruthenium, rhenium, silver, nickel, cupper and cerium, and (A2) an organic compound which comprises a polymerizable unsaturated group, (B) a compound having two or more polymerizable unsaturated groups in the molecule, and optionally (C) a terminal reactive polysiloxane compound having at least one polymerizable group, other than organic compound (A2).Type: GrantFiled: April 17, 2001Date of Patent: October 17, 2006Assignee: DSM N.V.Inventors: Yoshikazu Yamaguchi, Isao Nishiwaki, Yuichi Eriyama, Takashi Ukachi, Takao Yashiro, Michiko Takahashi
-
Patent number: 6846572Abstract: The invention relates to a curable composition comprising (A) particles prepared by bonding at least one oxide of an element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, and cerium, and an organic compound which comprises a polymerizable group, (B) a compound having a melamine group and one or more polymerizable groups and (C) a compound having at least two polymerizable groups in the molecule other than the component (B); and to cured products and laminates with a with low reflectance and superior chemical resistance.Type: GrantFiled: July 16, 2002Date of Patent: January 25, 2005Assignees: DSM IP Assets B.V., JSR Corporation, Japan Fine Coatings Co. Ltd.Inventors: Yoshikazu Yamaguchi, Takao Yashiro, Isao Nishiwaki, Takashi Ukachi
-
Patent number: 6818678Abstract: A resin composition comprising: (A) particles prepared by bonding at least one oxide of an element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, and cerium, and an organic compound which includes a polymerizable unsaturated group, (B) an oligomer-type radiation polymerization initiator having a site which generates photo-radicals by irradiation of radioactive rays, and (C) a compound having at least two polymerizable unsaturated groups in the molecule.Type: GrantFiled: February 12, 2002Date of Patent: November 16, 2004Assignees: DSM IP Assets B.V., JSR Corporation, Japan Fine Coatings Co., Ltd.Inventors: Yoshikazu Yamaguchi, Takao Yashiro, Isao Nishiwaki, Takashi Ukachi
-
Patent number: 6727334Abstract: The invention relates to a resin composition exhibiting excellent coatability and capable of forming coatings with high hardness, superior scratch resistance, low curling properties, superb adhesion, excellent transparency, and superior coating surface appearance without a wavy striation, streaks, unevenness of coatings, cissing, and the like, as well as cured products made from the resin composition.Type: GrantFiled: August 15, 2001Date of Patent: April 27, 2004Assignees: DSM N.V., JSR Corporation, Japan Fine Coatings Co., Ltd.Inventors: Isao Nishiwaki, Yoshikazu Yamaguchi, Yuichi Eriyama, Takashi Ukachi
-
Patent number: 6686047Abstract: Reactive particles have been invented that may be used for a curable composition exhibiting excellent cured product productivity and capable of forming coatings with high hardness, superior scratch resistance, excellent abrasion resistance, low curling properties, superb adhesion, and chemicals resistance, particularly high chemicals resistance, on the surface of various substrates; a curable composition containing the reactive particles; and cured products made from the curable composition.Type: GrantFiled: June 27, 2002Date of Patent: February 3, 2004Assignees: DSM N.V., JSR Corporation, Japan Fine Coatings Co. LtdInventors: Yoshikazu Yamaguchi, Takao Yashiro, Isao Nishiwaki, Takashi Ukachi
-
Publication number: 20030100630Abstract: The invention relates to a curable composition comprising (A) particles prepared by bonding at least one oxide of an element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, and cerium, and an organic compound which comprises a polymerizable group, (B) a compound having a melamine group and one or more polymerizable groups and (C) a compound having at least two polymerizable groups in the molecule other than the component (B); and to cured products and laminates with a with low reflectance and superior chemical resistance.Type: ApplicationFiled: July 16, 2002Publication date: May 29, 2003Inventors: Yoshikazu Yamaguchi, Takao Yashiro, Isao Nishiwaki, Takashi Ukachi
-
Publication number: 20030099824Abstract: Reactive particles have been invented that may be used for a curable composition exhibiting excellent cured product productivity and capable of forming coatings with high hardness, superior scratch resistance, excellent abrasion resistance, low curling properties, superb adhesion, and chemicals resistance, particularly high chemicals resistance, on the surface of various substrates; a curable composition containing the reactive particles; and cured products made from the curable composition.Type: ApplicationFiled: June 27, 2002Publication date: May 29, 2003Inventors: Yoshikazu Yamaguchi, Takao Yashiro, Isao Nishiwaki, Takashi Ukachi
-
Publication number: 20030092790Abstract: The application relates to a photo-curable composition comprising: (A1) zirconium oxide particles or composite oxide particles containing zirconium and (B) a compound having two or more polymerizable unsaturated groups In the molecule, wherein the composition does not substantially contain a photo-radical polymerization initiator, and to cured products produced by curing the photocurable composition.Type: ApplicationFiled: June 28, 2002Publication date: May 15, 2003Inventors: Yoshikazu Yamaguchi, Takao Yashiro, Isao Nishiwaki, Takashi Ukachi
-
Publication number: 20030065050Abstract: A resin composition comprising: (A) particles prepared by bonding at least one oxide of an element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, and cerium, and an organic compound which includes a polymerizable unsaturated group, (B) an oligomer-type radiation polymerization initiator having a site which generates photo-radicals by irradiation of radioactive rays, and (C) a compound having at least two polymerizable unsaturated groups in the molecule.Type: ApplicationFiled: February 12, 2002Publication date: April 3, 2003Inventors: Yoshikazu Yamaguchi, Takao Yashiro, Isao Nishiwaki, Takashi Ukachi
-
Publication number: 20030040551Abstract: A resin composition comprising: (A) particles prepared by bonding at least one oxide of an element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, and cerium, and an organic compound which includes a polymerizable unsaturated group, (B) a polymerizable acid phosphate and (C) a compound other than the compound (B) having at least two polymerizable unsaturated groups in the molecule.Type: ApplicationFiled: March 22, 2002Publication date: February 27, 2003Inventors: Yoshikazu Yamaguchi, Takao Yashiro, Isao Nishiwaki, Takashi Ukachi
-
Publication number: 20030035888Abstract: The invention relates to a new method of manufacturing colloidal silica which exhibits good dispersibility in an organic solvent, an organic resin, a paint containing an organic solvent or resin, or the like, is stable for a long period of time in a medium containing a hydrophobic organic solvent as a major component, and has a low metal ion impurity content under mild conditions.Type: ApplicationFiled: July 26, 2002Publication date: February 20, 2003Inventors: Yuichi Eriyama, Atsuya Takahasi, Isao Nishiwaki, Takashi Ukachi
-
Publication number: 20020058737Abstract: The invention relates to a resin composition exhibiting excellent coatability and capable of forming coatings with high hardness, superior scratch resistance, low curling properties, superb adhesion, excellent transparency, and superior coating surface appearance without a wavy striation, streaks, unevenness of coatings, cissing, and the like, as well as cured products made from the resin composition.Type: ApplicationFiled: August 15, 2001Publication date: May 16, 2002Inventors: Isao Nishiwaki, Yoshikazu Yamaguchi, Yuichi Eriyama, Takashi Ukachi
-
Patent number: 4912152Abstract: A one-pack type thermosetting composition comprising (A) at least one polyisocyanate compound having dispersed therein (B) at least one compound selected from the group consisting of (1) a solid polyfunctional compound having at least one functional group selected from the group consisting of hydrazino, primary amido and sulfamoyl groups, (2) a solid compound having at least one amidino group and (3) a solid compound having a heterocyclic ring and a plurality of active hydrogen atoms, or a one-pack type thermosetting composition comprising (A') a mixture consisting of (a) at least one polyisocyanate compound and (b) at least one high boiling polar compound, having dispersed therein (B') a solid polyfunctional compound having at least one active hydrogen atom. Said one-pack type thermosetting composition is storable and suitable for use in adhesives, sealing materials, coatings and shaped articles of resin.Type: GrantFiled: October 31, 1988Date of Patent: March 27, 1990Assignee: Japan Synthetic Rubber Co., Ltd.Inventors: Kazumi Nejigaki, Kenichi Kurosawa, Isao Nishiwaki, Yukihiro Okubo
-
Patent number: 4591672Abstract: A loud speaker assembly including members which are bonded together with an adhesive compound, wherein the adhesive compound comprises at least one composition selected from the group consisting of alkyl acrylate, alkyl methacrylate, acrylic acid and methacrylic acid; a copolymerized elastomer including at least 5 percent by weight of a functional monomer, an unsaturated nitrile and at least one of butadiene and isoprene; and an organic peroxide.Type: GrantFiled: August 30, 1984Date of Patent: May 27, 1986Assignees: Pioneer Electronic Corporation, Japan Synthetic Rubber Co., Ltd.Inventors: Hiroshi Kato, Hitoshi Nakada, Isao Nishiwaki, Toshio Teramoto, Keikichi Yagii, Masahiro Niinomi