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:
Jan. 21, 2020
Filed:
Jul. 10, 2017
Applicant:
Microcosm Technology Co. Ltd., Tainan, TW;
Inventors:
Assignee:
Microcosm Technology Co., Ltd, Tainan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/10 (2006.01); C08J 5/18 (2006.01); C09D 179/08 (2006.01);
U.S. Cl.
CPC ...
C08G 73/1042 (2013.01); C08G 73/1032 (2013.01); C08G 73/1039 (2013.01); C08G 73/1064 (2013.01); C08G 73/1071 (2013.01); C08J 5/18 (2013.01); C09D 179/08 (2013.01); C08J 2379/08 (2013.01);
Abstract
A transparent and colorless polyimide resin is provided. The polyimide resin is derived from at least two dianhydride monomers and at least two diamine monomers. At least one monomer in the dianhydride and diamine monomers includes structure of formula (1). The monomer with structure of formula (1) has an amount of moles accounting for 10-50% of total moles of the dianhydride or diamine monomers. In formula (1), X is SO,C(CH)or C(CF), Y is oxygen.