Invention Grant
US09458355B2 Method of producing polyimide resin, method of producing polyimide coating, method of producing polyamic acid solution, polyimide coating, and polyamic acid solution
有权
聚酰亚胺树脂的制造方法，聚酰亚胺涂料的制造方法，聚酰胺酸溶液的制造方法，聚酰亚胺涂料，聚酰胺酸溶液等
- Patent Title: Method of producing polyimide resin, method of producing polyimide coating, method of producing polyamic acid solution, polyimide coating, and polyamic acid solution
- Patent Title (中): 聚酰亚胺树脂的制造方法，聚酰亚胺涂料的制造方法，聚酰胺酸溶液的制造方法，聚酰亚胺涂料，聚酰胺酸溶液等
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Application No.: US13971003Application Date: 2013-08-20
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Publication No.: US09458355B2Publication Date: 2016-10-04
- Inventor: Kunihiro Noda , Hiroki Chisaka , Dai Shiota , Kazuya Someya
- Applicant: Tokyo Ohka Kogyo Co., Ltd.
- Applicant Address: JP Kawasaki-shi
- Assignee: Tokyo Ohka Kogyo Co., Ltd.
- Current Assignee: Tokyo Ohka Kogyo Co., Ltd.
- Current Assignee Address: JP Kawasaki-shi
- Agency: Knobbe, Martens, Olson & Bear LLP
- Priority: JP2012-182348 20120821
- Main IPC: C08G69/26
- IPC: C08G69/26 ; C09D179/08 ; C08L79/08 ; G02F1/1337 ; C08G73/10
Abstract:
A polyimide resin produced by heating a polyamic acid resulting from the reaction of a tetracarboxylic acid dianhydride component and a diamine component in N,N,N′,N′-tetramethylurea.
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