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:
Mar. 25, 2025
Filed:
Apr. 23, 2020
Applicant:
Pi Advanced Materials Co., Ltd., Chungcheongbuk, KR;
Inventors:
Dong Young Won, Chungcheongbuk, KR;
Dong Young Kim, Chungcheongbuk, KR;
Assignee:
PI Advanced Materials Co., Ltd., Jincheon-gun, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/10 (2006.01); B32B 15/08 (2006.01); B32B 27/28 (2006.01);
U.S. Cl.
CPC ...
C08G 73/1067 (2013.01); B32B 15/08 (2013.01); B32B 27/281 (2013.01); B32B 2250/40 (2013.01); B32B 2307/308 (2013.01);
Abstract
A polyimide film, a method of manufacturing the same, and a flexible metal foil clad laminate including the same. The polyimide film includes: a first imide bond unit having a glass transition temperature of 400° C. or higher; and a second imide bond unit having a glass transition temperature of less than 400° C., wherein the first imide bond unit is present in an amount of about 39 mol % to about 90 mol % in the polyimide film.