Patents by Inventor Masato NAKAMIZU
Masato NAKAMIZU 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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Publication number: 20220177716Abstract: A paint composition contains (A) a binder component, (B) a first rheology control agent, and (C) a second rheology control agent, wherein the first rheology control agent (B) is a non-aqueous dispersion resin (b); the second rheology control agent (C) contains a reaction product of (c1) a polyisocyanate compound, (c2) a primary monoamine having a number average molecular weight of 300 or less, and (c3) a polyether amine having two or more amino groups and having a number average molecular weight of 1000 or more and less than 6000; and the proportion of the polyether amine having two or more amino groups and having a number average molecular weight of 1000 or more and less than 6000 (c3) is within the range of 10 to 30 mass % based on the total amount of the components (c1) to (c3).Type: ApplicationFiled: December 18, 2019Publication date: June 9, 2022Applicant: KANSAI PAINT CO., LTD.Inventor: Masato NAKAMIZU
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Publication number: 20220162458Abstract: A paint composition contains (A) a binder component, (B) a first rheology control agent, and (C) a second rheology control agent, wherein the first rheology control agent (B) contains a reaction product of (b1) a polyisocyanate compound, (b2) a primary monoamine having a number average molecular weight of 300 or less, and (b3) a polyether amine having a number average molecular weight of more than 300 and less than 6000; the proportion of the polyether amine having a number average molecular weight of more than 300 and less than 6000 (b3) is 0.Type: ApplicationFiled: December 18, 2019Publication date: May 26, 2022Applicant: KANSAI PAINT CO., LTD.Inventor: Masato NAKAMIZU
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Publication number: 20220145100Abstract: A rheology control agent contains a reaction product of a polyisocyanate compound (a1), a primary monoamine having a number average molecular weight of 300 or less (a2), and a polyether amine having two or more amino groups and having a number average molecular weight of 1000 or more and less than 6000 (a3), wherein the proportion of the polyether amine having a number average molecular weight of 1000 or more and less than 6000 (a3) is within the range of 10 to 30 mass % based on the total amount of the components (a1) to (a3).Type: ApplicationFiled: December 18, 2019Publication date: May 12, 2022Applicant: KANSAI PAINT CO., LTD.Inventor: Masato NAKAMIZU
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Patent number: 11292936Abstract: A paint composition comprises (A) a binder component and (B) a rheology control agent, the rheology control agent (B) comprising a reaction product of (b1) a polyisocyanate compound, (b2) a primary monoamine having a number average molecular weight of 300 or less, and (b3) a polyether amine having a number average molecular weight of more than 300 but less than 6000.Type: GrantFiled: July 12, 2017Date of Patent: April 5, 2022Assignee: KANSAI PAINT CO., LTD.Inventor: Masato Nakamizu
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Publication number: 20210277276Abstract: A paint composition comprises (A) a binder component and (B) a rheology control agent, the rheology control agent (B) comprising a reaction product of (b1) a polyisocyanate compound, (b2) a primary monoamine having a number average molecular weight of 300 or less, and (b3) a polyether amine having a number average molecular weight of more than 300 but less than 6000.Type: ApplicationFiled: July 12, 2017Publication date: September 9, 2021Applicant: KANSAI PAINT CO., LTD.Inventor: Masato NAKAMIZU
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Patent number: 10294386Abstract: Provided is an acrylic urethane composite resin particles comprising an acrylic urethane graft resin (I) and a graft acrylic resin (II), the acrylic urethane graft resin (I) being synthesized in the presence of the graft acrylic resin (II), the graft acrylic resin (II) being a hydrophobic-chain- and hydrophilic-chain-containing resin having a weight average molecular weight of 5000 or more, the acrylic urethane graft resin (I) comprising an acrylic resin component and a urethane resin component, the acrylic resin portion of the acrylic urethane graft resin (I) being synthesized using, as constituent monomer components, 0.1 to 30 mass % of a polymerizable unsaturated monomer (1) containing a group having active hydrogen atom(s) reactive with an isocyanate group and 70 to 99.9 mass % of other polymerizable unsaturated monomer(s) (2).Type: GrantFiled: December 12, 2014Date of Patent: May 21, 2019Assignee: KANSAI PAINT CO., LTD.Inventors: Takashi Kanda, Masato Nakamizu
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Patent number: 10196540Abstract: An object of the present invention is to provide an aqueous coating composition comprising acrylic urethane composite resin particles that is excellent in storage stability and compatibility with other resin components and that achieves excellent performance of the obtained coating film, such as in finished appearance and water resistance. Provided as a means for achieving the above object is an aqueous coating composition comprising acrylic urethane composite resin particles (A), a reactive group-containing resin (B), and optionally a crosslinking agent (C), the acrylic urethane composite resin particles (A) comprising an acrylic urethane resin (I) and a graft acrylic resin (II), and being acrylic urethane composite resin particles prepared by synthesizing the acrylic urethane resin (I) in the presence of the graft acrylic resin (II), the graft acrylic resin (II) being a hydrophobic-chain- and hydrophilic-chain-containing resin having a weight average molecular weight of 5,000 or more.Type: GrantFiled: December 12, 2014Date of Patent: February 5, 2019Assignee: KANSAI PAINT CO., LTD.Inventors: Takashi Kanda, Masato Nakamizu
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Publication number: 20160333219Abstract: An object of the present invention is to provide an aqueous coating composition comprising acrylic urethane composite resin particles that is excellent in storage stability and compatibility with other resin components and that achieves excellent performance of the obtained coating film, such as in finished appearance and water resistance. Provided as a means for achieving the above object is an aqueous coating composition comprising acrylic urethane composite resin particles (A), a reactive group-containing resin (B), and optionally a crosslinking agent (C), the acrylic urethane composite resin particles (A) comprising an acrylic urethane resin (I) and a graft acrylic resin (II), and being acrylic urethane composite resin particles prepared by synthesizing the acrylic urethane resin (I) in the presence of the graft acrylic resin (II), the graft acrylic resin (II) being a hydrophobic-chain- and hydrophilic-chain-containing resin having a weight average molecular weight of 5,000 or more.Type: ApplicationFiled: December 12, 2014Publication date: November 17, 2016Applicant: KANSAI PAINT CO., LTD.Inventors: Takashi KANDA, Masato NAKAMIZU
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Publication number: 20160326394Abstract: Provided is an acrylic urethane composite resin particles comprising an acrylic urethane graft resin (I) and a graft acrylic resin (II), the acrylic urethane graft resin (I) being synthesized in the presence of the graft acrylic resin (II), the graft acrylic resin (II) being a hydrophobic-chain- and hydrophilic-chain-containing resin having a weight average molecular weight of 5000 or more, the acrylic urethane graft resin (I) comprising an acrylic resin component and a urethane resin component, the acrylic resin portion of the acrylic urethane graft resin (I) being synthesized using, as constituent monomer components, 0.1 to 30 mass % of a polymerizable unsaturated monomer (1) containing a group having active hydrogen atom(s) reactive with an isocyanate group and 70 to 99.9 mass % of other polymerizable unsaturated monomer(s) (2).Type: ApplicationFiled: December 12, 2014Publication date: November 10, 2016Applicant: KANSAI PAINT CO., LTD.Inventors: Takashi KANDA, Masato NAKAMIZU