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.

Date of Patent:
Apr. 25, 2017

Filed:

Dec. 05, 2012
Applicant:

Cheil Industries Inc., Gumi-si, Gyeongsangbuk-do, KR;

Inventors:

Jin Hwa Chung, Uiwang-si, KR;

Kee Hae Kwon, Uiwang-si, KR;

Joo Hyun Jang, Uiwang-si, KR;

Ja Kwan Goo, Uiwang-si, KR;

Kwang Soo Park, Uiwang-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 69/00 (2006.01); C08L 33/10 (2006.01);
U.S. Cl.
CPC ...
C08L 69/00 (2013.01); C08L 33/10 (2013.01);
Abstract

A thermoplastic resin composition according to the present invention is characterized by comprising: (A) a polycarbonate resin; and (B) a biphenyl group-containing (meth)acrylic copolymer. As such, the refractive index of the biphenyl group-containing (meth)acrylic copolymer (B) can be approximately from 1.495 to 1.640. The thermoplastic resin composition exhibits superior balance of material properties such as impact strength, internal scratch resistance, transparency, thermal resistance and appearance.


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