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. 25, 2018
Filed:
Dec. 18, 2015
Applicant:
Samyang Corporation, Seoul, KR;
Inventors:
Kyung Moo Shin, Daejeon, KR;
So Ri Son, Gyeongsangbuk-do, KR;
Mi Ran Kim, Daejeon, KR;
Ji Eun Kim, Gyeongsangnam-do, KR;
Assignee:
SAMYANG CORPORATION, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 64/30 (2006.01); C08J 5/00 (2006.01); C08G 64/38 (2006.01); C08G 64/42 (2006.01); C08L 69/00 (2006.01); C08G 63/64 (2006.01);
U.S. Cl.
CPC ...
C08G 64/307 (2013.01); C08G 63/64 (2013.01); C08G 64/305 (2013.01); C08G 64/38 (2013.01); C08G 64/42 (2013.01); C08J 5/00 (2013.01); C08L 69/00 (2013.01);
Abstract
The present invention relates to a polycarbonate copolymer and a preparation method therefor and, more specifically, to a polycarbonate copolymer comprising a fluorene ester oligomer and a polycarbonate as polymerization units, and a preparation method therefor.