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:
Jan. 16, 2018
Filed:
Nov. 16, 2015
Lg Chem, Ltd., Seoul, KR;
Jung Jun Park, Daejeon, KR;
Hyong Min Bahn, Daejeon, KR;
Young Young Hwang, Daejeon, KR;
Moo Ho Hong, Daejeon, KR;
Ki Jae Lee, Daejeon, KR;
Young Wook Son, Daejeon, KR;
Byoung Kyu Chun, Daejeon, KR;
Un Ko, Daejeon, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
Disclosed is a polycarbonate composition including a polycarbonate; and a copolycarbonate, where the copolycarbonate includes: an aromatic polycarbonate-based first repeating unit; and aromatic polycatbonate-based second repeating units having siloxane bonds, which include a repeating unit represented by Chemical Formula 2 and a repeating unit represented by Chemical Formula 3, where the ratio of an impact strength at room temperature and an impact strength at low-temperature (impact strength at room temperature/impact strength at low-temperature) as measured at 23° C. and −30° C., respectively, in accordance with ASTM D256 (⅛ inch, Notched Izod) is 1.01 to 1.30, and the impact strength at room temperature is 840 to 1000 J/m: