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:
May. 15, 2012
Filed:
May. 12, 2010
Applicants:
Sangmo Kim, Hwaseong-si, KR;
Youngsuk Jung, Suwon-si, KR;
Yooseong Yang, Daejeon, KR;
Byung-hee Sohn, Yongin-si, KR;
Eunseog Cho, Seoul, KR;
Inventors:
Sangmo Kim, Hwaseong-si, KR;
Youngsuk Jung, Suwon-si, KR;
Yooseong Yang, Daejeon, KR;
Byung-Hee Sohn, Yongin-si, KR;
Eunseog Cho, Seoul, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 8/00 (2006.01); C08F 12/30 (2006.01); C08F 14/14 (2006.01); C08F 20/06 (2006.01); C08F 118/02 (2006.01); C08F 210/00 (2006.01); C08G 75/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A polyimide precursor composition includes an oligomer or polymer having a substituted or unsubstituted carbonyl group only in a side chain and a diamine compound. A method of manufacturing a polyimide, and a polyimide film, are also disclosed.