Patents by Inventor Toru Oya
Toru Oya 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).
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Patent number: 11130890Abstract: An adhesive composition that exhibits excellent adhesive performance such as curved surface adhesiveness to low-polarity adherends and constant load peeling properties in high-temperature environments, and also an adhesive sheet and a method for producing the same.Type: GrantFiled: January 21, 2016Date of Patent: September 28, 2021Assignees: TOYO INK SC HOLDINGS CO., LTD., TOYOCHEM CO., LTD.Inventors: Yoshitaka Tone, Toru Oya, Tetsuya Natsumoto, Hiroyuki Hayashi, Naoki Takeuchi, Yutaro Kato
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Patent number: 10457820Abstract: The present invention relates to an alcohol-based printing ink composition, comprising a colorant (E), a medium and a polyurethane urea resin (D) obtained by reacting a polyol (A), a diisocyanate (B) and a chain extender (C), wherein the polyol (A) comprises a polyester polyol (A0) having a repeating unit derived from a saturated hydroxycarboxylic acid having a side chain, and the medium comprises an alcohol (F), wherein the proportion of the alcohol (F) is at least 50% by weight relative to a value of 100% by weight for the total medium. Accordingly, the invention provides a printing ink comprising an alcohol having minimal environmental impact as the main component of the ink medium, the ink exhibiting excellent colorant dispersibility and storage stability, and having excellent re-solubility during long runs.Type: GrantFiled: June 27, 2013Date of Patent: October 29, 2019Assignees: TOYO INK SC HOLDINGS CO., LTD., TOYO INK CO., LTD.Inventors: Toru Oya, Yuki Sato, Yoshitaka Tone, Harunori Narihiro
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Patent number: 9951259Abstract: Provided is an adhesive which, in a metal foil-containing laminated composite film used in a high temperature sterilization treatment, is resistant to the effects of moisture in the air during curing, has good workability when used as a solvent-free adhesive, and exhibits excellent adhesive strength and acid resistance. Provided is a method for producing an adhesive composition, the method including: a step of obtaining an alcohol-added isocyanate (E) by reacting a trifunctional or higher isocyanate compound (C2) and a monofunctional alcohol (D) at an equivalence ratio of isocyanate groups in the trifunctional or higher isocyanate compound (C2):monofunctional alcohol (D)=100 mol %:25 to 65 mol %, and a step of mixing a polyisocyanate (A) containing a trifunctional or higher isocyanate compound (C1) and the alcohol-added isocyanate (E), and an alcohol (B) having an acid value of 0.Type: GrantFiled: December 22, 2015Date of Patent: April 24, 2018Assignees: TOYO INK SC HOLDINGS CO., LTD., TOYO-MORTON, LTD., TOYOCHEM CO., LTD.Inventors: Tetsuya Natsumoto, Toru Oya, Yoshitaka Tone, Hiroyuki Hayashi, Tetsuya Kaneko, Tadashi Someda, Yoshihiro Sato
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Publication number: 20180044562Abstract: An adhesive composition that exhibits excellent adhesive performance such as curved surface adhesiveness to low-polarity adherends and constant load peeling properties in high-temperature environments, and also an adhesive sheet and a method for producing the same.Type: ApplicationFiled: January 21, 2016Publication date: February 15, 2018Applicants: TOYO INK SC HOLDINGS CO., LTD., TOYOCHEM CO., LTD.Inventors: Yoshitaka TONE, Toru OYA, Tetsuya NATSUMOTO, Hiroyuki HAYASHI, Naoki TAKEUCHI, Yutaro KATO
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Publication number: 20170355891Abstract: Provided is an adhesive which, in a metal foil-containing laminated composite film used in a high temperature sterilization treatment, is resistant to the effects of moisture in the air during curing, has good workability when used as a solvent-free adhesive, and exhibits excellent adhesive strength and acid resistance. Provided is a method for producing an adhesive composition, the method including: a step of obtaining an alcohol-added isocyanate (E) by reacting a trifunctional or higher isocyanate compound (C2) and a monofunctional alcohol (D) at an equivalence ratio of isocyanate groups in the trifunctional or higher isocyanate compound (C2):monofunctional alcohol (D)=100 mol %:25 to 65 mol %, and a step of mixing a polyisocyanate (A) containing a trifunctional or higher isocyanate compound (C1) and the alcohol-added isocyanate (E), and an alcohol (B) having an acid value of 0.Type: ApplicationFiled: December 22, 2015Publication date: December 14, 2017Applicants: TOYO INK SC HOLDINGS CO., LTD., TOYO-MORTON, LTD., TOYOCHEM CO., LTD.Inventors: Tetsuya NATSUMOTO, Toru OYA, Yoshitaka TONE, Hiroyuki HAYASHI, Tetsuya KANEKO, Tadashi SOMEDA, Yoshihiro SATO
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Patent number: 9598616Abstract: The invention provides a pressure-sensitive adhesive composition, which is prepared by using an alcohol solvent to obtain a high-molecular weight acrylic polymer, and exhibits excellent levels of coating liquid storage stability, stability over time in the adhesiveness, aging suitability, adhesive strength, releasability and heat-resistant holding power, as well as providing a pressure-sensitive adhesive sheet. The pressure-sensitive adhesive composition comprises a specific crosslinking agent and an acrylic polymer with a glass transition temperature of ?60 to 0° C. obtained by radical polymerization in an alcohol solvent of an ethylenic unsaturated bond-containing monomer comprising specific amounts of specific monomers, wherein the acrylic polymer contains a low-molecular weight component and a high-molecular weight component with an area ratio therebetween of 65/35 to 80/20, and the monomer has a carboxyl group.Type: GrantFiled: April 23, 2014Date of Patent: March 21, 2017Assignee: TOYO INK SC HOLDINGS CO., LTD.Inventors: Yuki Sato, Toru Oya, Yoshitaka Tone, Takayuki Kobayashi
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Patent number: 9523009Abstract: An alcohol-based printing ink composition comprising: a polyurethane urea resin (D) that is obtained by a reaction of polyol (A), diisocyanate (B), and a chain extender (C); a coloring agent (E); and a medium comprising an alcohol (F) and water, wherein the polyol (A) contains polyether polyol (A1) and polyester polyol (A2), and the medium comprises 75% by weight or more of alcohol (F).Type: GrantFiled: December 27, 2011Date of Patent: December 20, 2016Assignees: TOYO INK SC HOLDINGS CO., LTD., TOYO INK CO., LTD.Inventors: Toru Oya, Harunori Narihiro, Takefumi Nomura
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Publication number: 20160068719Abstract: The invention provides a pressure-sensitive adhesive composition, which is prepared by using an alcohol solvent to obtain a high-molecular weight acrylic polymer, and exhibits excellent levels of coating liquid storage stability, stability over time in the adhesiveness, aging suitability, adhesive strength, releasability and heat-resistant holding power, as well as providing a pressure-sensitive adhesive sheet. The pressure-sensitive adhesive composition comprises a specific crosslinking agent and an acrylic polymer with a glass transition temperature of ?60 to 0° C. obtained by radical polymerization in an alcohol solvent of an ethylenic unsaturated bond-containing monomer comprising specific amounts of specific monomers, wherein the acrylic polymer contains a low-molecular weight component and a high-molecular weight component with an area ratio therebetween of 65/35 to 80/20, and the monomer has a carboxyl group.Type: ApplicationFiled: April 23, 2014Publication date: March 10, 2016Applicant: TOYO INK SC HOLDINGS CO., LTD.Inventors: Yuki SATO, Toru OYA, Yoshitaka TONE, Takayuki KOBAYASHI
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Publication number: 20150197649Abstract: The present invention relates to an alcohol-based printing ink composition, comprising a colorant (E), a medium and a polyurethane urea resin (D) obtained by reacting a polyol (A), a diisocyanate (B) and a chain extender (C), wherein the polyol (A) comprises a polyester polyol (A0) having a repeating unit derived from a saturated hydroxycarboxylic acid having a side chain, and the medium comprises an alcohol (F), wherein the proportion of the alcohol (F) is at least 50% by weight relative to a value of 100% by weight for the total medium. Accordingly, the invention provides a printing ink comprising an alcohol having minimal environmental impact as the main component of the ink medium, the ink exhibiting excellent colorant dispersibility and storage stability, and having excellent re-solubility during long runs.Type: ApplicationFiled: June 27, 2013Publication date: July 16, 2015Applicants: TOYO INK SC HOLDINGS CO., LTD., TOYO INK CO., LTD.Inventors: Toru Oya, Yuki Sato, Yoshitaka Tone, Harunori Narihiro
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Patent number: 8754167Abstract: Disclosed is an active energy ray-curing composition containing an active energy ray-curing prepolymer (A) obtainable by a reaction of an acrylic-based prepolymer having a hydroxyl group and an acrylic monomer (a4) having an isocyanate group, an active energy ray-curing compound (B) having a benzotriazole group, another active energy ray-curing compound (C) differing from the (A) component and the (B) component, and inorganic oxide particles (D). The acrylic-based prepolymer having the hydroxyl group is a copolymer that includes an acrylic monomer (a1) having a piperidinyl group, an acrylic monomer (a2) having a hydroxyl group, etc., as monomer units.Type: GrantFiled: January 26, 2011Date of Patent: June 17, 2014Assignee: Kabushiki Kaisha Toyota JidoshokkiInventors: Hidetaka Hayashi, Toshihisa Shimo, Kyoko Kumagai, Tetsuya Mitsuoka, Naoharu Ueda, Naohiro Hamada, Toru Oya, Satoshi Maeda, Toshifumi Midorikawa, Takenobu Nakano
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Patent number: 8742011Abstract: Disclosed is a vehicle member that includes a molded body and a protective film disposed on a surface of the molded body and formed by curing of an active energy ray-curing composition. The active energy ray-curing composition contains an active energy ray-curing prepolymer (A) obtainable by a reaction of an acrylic-based prepolymer having a hydroxyl group and an acrylic monomer (a4) having an isocyanate group, an active energy ray-curing compound (B) having a benzotriazole group, another active energy ray-curing compound (C) differing from the (A) component and the (B) component, and inorganic oxide particles (D). The acrylic-based prepolymer having the hydroxyl group is a copolymer that includes an acrylic monomer (a1) having a piperidinyl group, an acrylic monomer (a2) having a hydroxyl group, etc., as monomer units.Type: GrantFiled: January 26, 2011Date of Patent: June 3, 2014Assignee: Kabushiki Kaisha Toyota JidoshokkiInventors: Hidetaka Hayashi, Toshihisa Shimo, Kyoko Kumagai, Tetsuya Mitsuoka, Naoharu Ueda, Naohiro Hamada, Toru Oya, Satoshi Maeda, Toshifumi Midorikawa, Takenobu Nakano
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Publication number: 20130289185Abstract: An alcohol-based printing ink composition comprising: a polyurethane urea resin (D) that is obtained by a reaction of polyol (A), diisocyanate (B), and a chain extender (C); a coloring agent (E); and a medium comprising an alcohol (F) and water, wherein the polyol (A) contains polyether polyol (A1) and polyester polyol (A2), and the medium comprises 75% by weight or more of alcohol (F).Type: ApplicationFiled: December 27, 2011Publication date: October 31, 2013Applicants: TOYO INK CO., LTD., TOYO INK SC HOLDINGS CO., LTD.Inventors: Toru Oya, Harunori Narihiro, Takefumi Nomura
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Publication number: 20130046053Abstract: Disclosed is a vehicle member that includes a molded body and a protective film disposed on a surface of the molded body and formed by curing of an active energy ray-curing composition. The active energy ray-curing composition contains an active energy ray-curing prepolymer (A) obtainable by a reaction of an acrylic-based prepolymer having a hydroxyl group and an acrylic monomer (a4) having an isocyanate group, an active energy ray-curing compound (B) having a benzotriazole group, another active energy ray-curing compound (C) differing from the (A) component and the (B) component, and inorganic oxide particles (D). The acrylic-based prepolymer having the hydroxyl group is a copolymer that includes an acrylic monomer (a1) having a piperidinyl group, an acrylic monomer (a2) having a hydroxyl group, etc., as monomer units.Type: ApplicationFiled: January 26, 2011Publication date: February 21, 2013Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Hidetaka Hayashi, Toshihisa Shimo, Kyoko Kumagai, Tetsuya Mitsuoka, Naoharu Ueda, Naohiro Hamada, Toru Oya, Satoshi Maeda, Toshifumi Midorikawa, Takenobu Nakano
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Publication number: 20130034735Abstract: Disclosed is an active energy ray-curing composition containing an active energy ray-curing prepolymer (A) obtainable by a reaction of an acrylic-based prepolymer having a hydroxyl group and an acrylic monomer (a4) having an isocyanate group, an active energy ray-curing compound (B) having a benzotriazole group, another active energy ray-curing compound (C) differing from the (A) component and the (B) component, and inorganic oxide particles (D). The acrylic-based prepolymer having the hydroxyl group is a copolymer that includes an acrylic monomer (a1) having a piperidinyl group, an acrylic monomer (a2) having a hydroxyl group, etc., as monomer units.Type: ApplicationFiled: January 26, 2011Publication date: February 7, 2013Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Hidetaka Hayashi, Toshihisa Shimo, Kyoko Kumagai, Tetsuya Mitsuoka, Naoharu Ueda, Naohiro Hamada, Toru Oya, Satoshi Maeda, Toshifumi Midorikawa, Takenobu Nakano
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Patent number: 7420029Abstract: The present invention is to provide a tissue-specific transporter inhibitor which is not absorbed through the digestive tract and can prevent deterioration in the QOL of a patient caused by diet therapy, and a therapeutic drug for tissue dysfunction diseases and a therapeutic drug for suppressing the progress of chronic renal failure containing the inhibitor as an active ingredient. A tissue-specific transporter inhibitor which is not absorbed through the digestive tract is constructed by introducing a dipeptide which is a ligand of an oligopeptide transporter 1 into a supramolecular structure polyrotaxane wherein its structurally modified active residue is expected to be excellent in the interaction with a transmembrane transporter.Type: GrantFiled: December 19, 2003Date of Patent: September 2, 2008Assignee: Japan Science and Technology AgencyInventors: Akira Tsuji, Ikumi Tamai, Yoshimichi Sai, Noubuhiko Yui, Toru Oya, Ken-ichi Miyamoto
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Publication number: 20040191211Abstract: The present invention is to provide a tissue-specific transporter inhibitor which is not absorbed through the digestive tract and can prevent deterioration in the QOL of a patient caused by diet therapy, and a therapeutic drug for tissue dysfunction diseases and a therapeutic drug for suppressing the progress of chronic renal failure containing the inhibitor as an active ingredient. A tissue-specific transporter inhibitor which is not absorbed through the digestive tract is constructed by introducing a dipeptide which is a ligand of an oligopeptide transporter 1 into a supramolecular structure polyrotaxane wherein its structurally modified active residue is expected to be excellent in the interaction with a transmembrane transporter.Type: ApplicationFiled: December 19, 2003Publication date: September 30, 2004Inventors: Akira Tsuji, Ikumi Tamai, Yoshimichi Sai, Noubuhiko Yui, Toru Oya, Ken-ichi Miyamoto