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:
Oct. 25, 2016

Filed:

May. 31, 2013
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Yi-Rang Lim, Daejeon, KR;

Hwa-Sub Shim, Daejeon, KR;

Jun-Wuk Park, Daejeon, KR;

Nam-Jeong Lee, Daejeon, KR;

Kyoung-Won Kim, Daejeon, KR;

Assignee:

LG Chem, Ltd., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/14 (2015.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
G02B 1/14 (2015.01); G02B 5/305 (2013.01); G02B 5/3033 (2013.01); Y10T 428/265 (2015.01); Y10T 428/31511 (2015.04); Y10T 428/31576 (2015.04); Y10T 428/31667 (2015.04); Y10T 428/31928 (2015.04);
Abstract

The present invention relates to a protective film including: a transparent film, a coating layer formed on one surface of the transparent film, and a primer layer formed on the other surface of the transparent film, wherein the coating layer is formed using a coating composition including a first polymer resin, a first cross-linking agent and first water dispersible particles, and the primer layer is formed using a primer composition including a second polymer resin and second water dispersible particles, as well as including a second cross-linking agent in an amount, including 0% by weight, and lower than that of the first cross-linking agent, and a polarizing plate including the same.


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