The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 02, 2019
Filed:
Aug. 16, 2017
Applicant:
Taiflex Scientific Co., Ltd., Kaohsiung, TW;
Inventors:
Ching-Hung Huang, Kaohsiung, TW;
Kuang-Ting Hsueh, Kaohsiung, TW;
Chiu-Feng Chen, Kaohsiung, TW;
Yi-Kai Fang, Kaohsiung, TW;
Chun-Cheng Wan, Kaohsiung, TW;
Assignee:
TAIFLEX Scientific Co., Ltd., Kaohsiung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/10 (2006.01); C08J 5/18 (2006.01);
U.S. Cl.
CPC ...
C08G 73/1078 (2013.01); C08J 5/18 (2013.01); C08J 2379/08 (2013.01);
Abstract
A polyimide polymer is provided. The polyimide polymer includes a repeating unit represented by formula 1. In formula 1, Ar is a tetravalent organic group derived from a tetracarboxylic dianhydride containing an aliphatic structure, and A includes and at least one divalent organic group derived from an aromatic group-containing diamine other than