Patents by Inventor Yasuhisa Nagase
Yasuhisa Nagase 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: 11905432Abstract: Provided is a coating composition containing a silicon atom-containing resin. The resin includes a constituent unit (A) derived from a monomer (a) having at least one kind of silicon atom-containing group selected from the group consisting of groups represented by formulae (I), (II), (III), and (IV), a constituent unit (B) derived from a monomer (b) which is a (meth)acrylic acid ester represented by a formula (b), and a constituent unit (C) derived from a monomer (c) other than the monomers (a) and (b). The monomer (a) has a molecular weight of greater than 2500. A content of the constituent unit (A) is greater than 20% by mass in all constituent units. The monomer (c) has a homopolymer solubility parameter SP of less than or equal to 9.5 and has no cyclic structure. A content of the unit (C) is greater than 2% by mass in all constituent units.Type: GrantFiled: June 28, 2022Date of Patent: February 20, 2024Assignee: NIPPON PAINT MARINE COATINGS CO., LTD.Inventors: Yasuhisa Nagase, Tomoya Mori, Mamoru Shimada
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Publication number: 20230416565Abstract: Provided is a coating composition containing a silicon atom-containing resin. The resin includes a constituent unit (A) derived from a monomer (a) having at least one kind of silicon atom-containing group selected from the group consisting of groups represented by formulae (I), (II), (III), and (IV), a constituent unit (B) derived from a monomer (b) having a triorganosilyloxycarbonyl group, and a constituent unit (C) derived from a monomer (c) other than the monomers (a) and (b). The monomer (a) has a molecular weight of greater than 2500. The monomer (c) has a homopolymer solubility parameter SP of less than or equal to 9.5 and has no cyclic structure. A content of the unit (A) is greater than or equal to 11% by mass and a content of the unit (C) is from 1% by mass to 60% by mass in all constituent units.Type: ApplicationFiled: June 28, 2022Publication date: December 28, 2023Applicant: NIPPON PAINT MARINE COATINGS CO., LTD.Inventors: Yasuhisa NAGASE, Tomoya Mori, Mamoru Shimada
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Publication number: 20230416568Abstract: Provided is a coating composition containing a silicon atom-containing resin. The resin includes a constituent unit (A) derived from a monomer (a) having at least one kind of silicon atom-containing group selected from the group consisting of groups represented by formulae (I), (II), (III), and (IV), a constituent unit (B) derived from a monomer (b) which is a (meth)acrylic acid ester represented by a formula (b), and a constituent unit (C) derived from a monomer (c) other than the monomers (a) and (b). The monomer (a) has a molecular weight of greater than 2500. A content of the constituent unit (A) is greater than 20% by mass in all constituent units. The monomer (c) has a homopolymer solubility parameter SP of less than or equal to 9.5 and has no cyclic structure. A content of the unit (C) is greater than 2% by mass in all constituent units.Type: ApplicationFiled: June 28, 2022Publication date: December 28, 2023Applicant: Nippon Paint Marine Coatings Co., Ltd.Inventors: Yasuhisa NAGASE, Tomoya Mori, Mamoru Shimada
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Patent number: 11472967Abstract: Provided is an antifouling coating composition containing a hydrolyzable resin (A), a first non-hydrolyzable resin (B), a second non-hydrolyzable resin (C), and an antifouling agent (D), in which a glass transition temperature TgB [° C.] and a solubility parameter SPB of the first non-hydrolyzable resin (B), and a glass transition temperature TgC [° C.] and a solubility parameter SPC of the second non-hydrolyzable resin (C) satisfy an expression [1]:TgB?TgC?60, an expression [2]:SPB ?9.5, an expression [3]:SPC?9.5, and an expression [4]:SPB?SPC|?1.0.Type: GrantFiled: May 19, 2021Date of Patent: October 18, 2022Assignee: NIPPON PAINT MARINE COATINGS CO., LTD.Inventors: Wataru Kitamura, Soichiro Tomiyama, Yasuhisa Nagase
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Patent number: 11111406Abstract: Provided are a copolymer containing: a structural unit (A) derived from a polymerizable monomer (a) having a silicon atom-containing group represented by formula (1) [wherein R1, R2, and R3 each independently represent a hydrocarbon group having a carbon number of 1 to 6]; and a structural unit (B) derived from a polymerizable monomer (b) copolymerizable with the polymerizable monomer (a) with the content of the structural unit (A) being from 40 mass % to 80 mass % in 100 mass % of the copolymer, the content of the structural unit (B) being from 20 mass % to 60 mass % in 100 mass % of the copolymer, and an acid value derived from free carboxy group being from 0.1 KOHmg/g to 60 KOHmg/g; and an antifouling coating composition containing the copolymer.Type: GrantFiled: July 2, 2019Date of Patent: September 7, 2021Assignee: NIPPON PAINT MARINE COATINGS CO., LTD.Inventors: Naoki Yamamori, Mamoru Shimada, Yasuhisa Nagase, Masayuki Matsuda
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Publication number: 20210024770Abstract: Provided are a copolymer containing: a structural unit (A) derived from a polymerizable monomer (a) having a silicon atom-containing group represented by formula (1) [wherein R1, R2, and R3 each independently represent a hydrocarbon group having a carbon number of 1 to 6]; and a structural unit (B) derived from a polymerizable monomer (b) copolymerizable with the polymerizable monomer (a) with the content of the structural unit (A) being from 40 mass % to 80 mass % in 100 mass % of the copolymer, the content of the structural unit (B) being from 20 mass % to 60 mass % in 100 mass % of the copolymer, and an acid value derived from free carboxy group being from 0.1 KOHmg/g to 60 KOHmg/g.; and an antifouling coating composition containing the copolymer.Type: ApplicationFiled: July 2, 2019Publication date: January 28, 2021Applicant: NIPPON PAINT MARINE COATINGS CO., LTD.Inventors: Naoki YAMAMORI, Mamoru SHIMADA, Yasuhisa NAGASE, Masayuki MATSUDA
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Patent number: 10487216Abstract: Provided are a coating composition containing a silicon atom-containing resin and an anti-sagging agent, a coating film formed from the same, an in-water structure and a ship including the coating film. In the coating composition, the silicon atom-containing resin includes a constituent unit (A) derived from a monomer (a) having at least one kind of silicon atom-containing group selected from the group consisting of groups represented by the formula (I), the formula (II), the formula (III), and the formula (IV), the monomer (a) has a molecular weight of greater than or equal to 400 and less than or equal to 2500, and the content of the anti-sagging agent is greater than or equal to 0.7 parts by mass and less than or equal to 3.6 parts by mass with respect to 100 parts by mass of the silicon atom-containing resin.Type: GrantFiled: March 30, 2018Date of Patent: November 26, 2019Assignee: NIPPON PAINT MARINE COATINGS CO., LTD.Inventors: Yusuke Takao, Tomohiro Tsuji, Wataru Kitamura, Yasuhisa Nagase, Hirokazu Kaji
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Publication number: 20190300725Abstract: Provided are a coating composition containing a silicon atom-containing resin and an anti-sagging agent, a coating film formed from the same, an in-water structure and a ship including the coating film. In the coating composition, the silicon atom-containing resin includes a constituent unit (A) derived from a monomer (a) having at least one kind of silicon atom-containing group selected from the group consisting of groups represented by the formula (I), the formula (II), the formula (III), and the formula (IV), the monomer (a) has a molecular weight of greater than or equal to 400 and less than or equal to 2500, and the content of the anti-sagging agent is greater than or equal to 0.7 parts by mass and less than or equal to 3.6 parts by mass with respect to 100 parts by mass of the silicon atom-containing resin.Type: ApplicationFiled: March 30, 2018Publication date: October 3, 2019Applicant: NIPPON PAINT MARINE COATINGS CO., LTD.Inventors: Yusuke TAKAO, Tomohiro TSUJI, Wataru KITAMURA, Yasuhisa NAGASE, Hirokazu KAJI
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Patent number: 10364370Abstract: Provided are a coating composition containing a silicon atom-containing resin and a defoaming agent, a coating film formed from the same, an in-water structure and a ship having the coating film. In the coating composition, the silicon atom-containing resin includes a constituent unit (A) derived from a monomer (a) having at least one kind of silicon atom-containing group selected from the group consisting of groups represented by the formula (I), the formula (II), the formula (III), and the formula (IV), the monomer (a) has a molecular weight of greater than or equal to 400 and less than or equal to 2500, and the content of the defoaming agent is greater than or equal to 0.7 parts by mass and less than or equal to 24 parts by mass with respect to 100 parts by mass of the silicon atom-containing resin.Type: GrantFiled: March 30, 2018Date of Patent: July 30, 2019Assignee: NIPPON PAINT MARINE COATINGS CO., LTD.Inventors: Yusuke Takao, Tomohiro Tsuji, Wataru Kitamura, Yasuhisa Nagase, Hirokazu Kaji