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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.:

US 9969841 B1

PDFFull Text
Date of Patent:
May. 15, 2018

Filed:

Nov. 16, 2015

Copolycarbonate and composition comprising the same

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Young Young Hwang, Daejeon, KR;

Hyong Min Bahn, Daejeon, KR;

Jung Jun Park, Daejeon, KR;

Moo Ho Hong, Daejeon, KR;

Ki Jae Lee, Daejeon, KR;

Byoung Kyu Chun, Daejeon, KR;

Un Ko, Daejeon, KR;

Young Wook Son, Daejeon, KR;

Assignee:

LG Chem, Ltd., Seoul, KR;

Attorney:

Dentons US LLP

Primary Examiner:

Marc S Zimmer

Int. Cl.
CPC ...
C08G 64/08 (2006.01); C08G 77/448 (2006.01); C08G 64/18 (2006.01); C08G 64/22 (2006.01); C08G 64/30 (2006.01); C08L 69/00 (2006.01); C08G 77/12 (2006.01); C08G 77/38 (2006.01);
U.S. Cl.
CPC ...
C08G 64/186 (2013.01); C08G 64/18 (2013.01); C08G 64/22 (2013.01); C08G 64/30 (2013.01); C08G 64/307 (2013.01); C08G 77/448 (2013.01); C08L 69/00 (2013.01); C08G 77/12 (2013.01); C08G 77/38 (2013.01);
Abstract

The present invention relates to a copolycarbonate and a molded article comprising the same. The copolycarbonates according to the present invention has a structure in which a specific siloxane compound is introduced in a main chain of the polycarbonate, and has effects of improving impact strength at room temperature, impact strength at low temperature, and melt index properties.

Find Patent Forward Citations

Hwang, Young. (2018). Copolycarbonate and composition comprising the same (U.S. Patent No. 9969841). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9969841

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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