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:
Jun. 11, 2019
Filed:
Apr. 26, 2017
Applicant:
Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan, Hubei, CN;
Inventor:
Linbo Ke, Guangdong, CN;
Assignee:
Wuhan China Star Optoelectronics Technology Co., Ltd, Wuhan, Hubei, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29L 7/00 (2006.01); C08J 5/18 (2006.01); B29C 41/00 (2006.01); B29C 41/02 (2006.01); B29C 41/46 (2006.01); B29K 79/00 (2006.01); C08G 73/10 (2006.01);
U.S. Cl.
CPC ...
C08J 5/18 (2013.01); B29C 41/003 (2013.01); B29C 41/02 (2013.01); B29C 41/46 (2013.01); C08G 73/1078 (2013.01); B29K 2079/08 (2013.01); B29K 2909/08 (2013.01); B29L 2007/008 (2013.01); C08J 2379/08 (2013.01);
Abstract
Disclosed are a modified polyimide thin film and a manufacturing method thereof applied for colorless transparent flexible display technology. A material of the modified polyimide thin film has a following structural formula: wherein is selected from one of —R2- is selected from one of —O—, n is a degree of polymerization and n is a natural number. The obtained film possesses good heat resistance, excellent colorlessness and flexibility.