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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 10451916 B1

PDFFull Text
Date of Patent:
Oct. 22, 2019

Filed:

May. 22, 2015

Polarizing plate comprising polyethylene terephthalate protective film, method for manufacturing same, and image display device and liquid-crystal display device comprising same

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Sung Hyun Nam, Daejeon, KR;

Seunghee Nam, Daejeon, KR;

Kyun II Rah, Daejeon, KR;

Dae Woong Lee, Daejeon, KR;

Assignee:

LG Chem, Ltd., Seoul, KR;

Attorney:

Dentons US LLP

Primary Examiner:

Sophie Hon

Int. Cl.
CPC ...
G02F 1/1335 (2006.01); B32B 7/12 (2006.01); B32B 23/08 (2006.01); B32B 27/36 (2006.01); G02B 5/30 (2006.01); G02B 1/14 (2015.01); B32B 27/08 (2006.01); B32B 27/32 (2006.01); G02F 1/13363 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133528 (2013.01); B32B 7/12 (2013.01); B32B 23/08 (2013.01); B32B 27/08 (2013.01); B32B 27/32 (2013.01); B32B 27/322 (2013.01); B32B 27/36 (2013.01); B32B 27/365 (2013.01); G02B 1/14 (2015.01); G02B 5/305 (2013.01); G02B 5/3033 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2307/42 (2013.01); B32B 2307/514 (2013.01); B32B 2457/202 (2013.01); G02F 1/13363 (2013.01); G02F 2202/28 (2013.01); Y10T 428/105 (2015.01);
Abstract

The present invention relates to a polarizing plate including a water-based adhesive layer, a primer layer, and a polyethylene terephthalate protection film sequentially provided on at least one surface of a polarizer, in which the water-based adhesive layer is formed by using a water-based adhesive including a polyvinyl alcohol-based resin, an amine-based metal compound, and a pH adjuster, and the pH adjuster includes epoxy (meth)acrylate, alcohol, and acid, and a method for manufacturing the same.

Find Patent Forward Citations

Nam, Sung. (2019). Polarizing plate comprising polyethylene terephthalate protective film, method for manufacturing same, and image display device and liquid-crystal display device comprising same (U.S. Patent No. 10451916). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10451916

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

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