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. 23, 2007

Filed:

Jan. 19, 2005
Applicants:

Se-ra Kim, Daejeon, KR;

In-cheon Han, Seoul, KR;

Suk-ky Chang, Daejeon, KR;

Hye-ran Seong, Seoul, KR;

Inventors:

Se-Ra Kim, Daejeon, KR;

In-Cheon Han, Seoul, KR;

Suk-ky Chang, Daejeon, KR;

Hye-Ran Seong, Seoul, KR;

Assignee:

LG Chem Ltd., Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 7/12 (2006.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided is an acrylic pressure-sensitive adhesive composition for a polarizing film comprising an acrylic copolymer copolymerized from (meth)acrylic ester monomers having different glass transition temperatures. The acrylic pressure-sensitive adhesive composition of the present invention can minimize the problem of light leakage due to shrinkage or expansion of a polarizing film attached to a liquid crystal display panel because it has very superior stress relaxation ability while maintaining superior major properties such as adhesion durability, cuttability, etc.


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