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:
Sep. 06, 2016
Filed:
Jun. 25, 2012
Applicants:
Hyo Jun Park, Yongin-si, KR;
Hak Gee Jung, Yongin-si, KR;
Inventors:
Hyo Jun Park, Yongin-si, KR;
Hak Gee Jung, Yongin-si, KR;
Assignee:
KOLON INDUSTRIES, INC., Gwacheon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/16 (2006.01); C08G 73/14 (2006.01); C08J 5/18 (2006.01); C09D 179/08 (2006.01); C08G 73/10 (2006.01); C08G 63/68 (2006.01);
U.S. Cl.
CPC ...
C08G 73/14 (2013.01); C08G 73/1028 (2013.01); C08G 73/1039 (2013.01); C08J 5/18 (2013.01); C09D 179/08 (2013.01); C08J 2379/08 (2013.01);
Abstract
Disclosed herein is a polyamide-imide copolymer film, comprising a copolymer resin in which a unit structure derived from TFDB (2,2'-bis-trifluoromethyl-4,4′-biphenyl diamine), a unit structure derived from 6FDA (4,4′-(hexa-fluoroisopropylidene)diphthalic anhydride) and a unit structure derived from TPC (Terephthaloyl chloride; 1,4-benzenedicarbonyl chloride) are copolymerized.