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. 17, 2023

Filed:

Mar. 03, 2021
Applicant:

Samsung Sdi Co., Ltd., Yongin-si, KR;

Inventors:

Mi Yeon Yu, Suwon-si, KR;

Seung Jun Lee, Suwon-si, KR;

Woo Jin Jeong, Suwon-si, KR;

Ha Yun Cho, Suwon-si, KR;

Il Jin Kim, Suwon-si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 133/12 (2006.01); G02B 5/30 (2006.01); C09J 7/29 (2018.01); C09J 7/30 (2018.01); C09J 11/06 (2006.01); C09J 133/10 (2006.01); C09J 133/08 (2006.01);
U.S. Cl.
CPC ...
C09J 133/12 (2013.01); C09J 7/29 (2018.01); C09J 7/30 (2018.01); C09J 11/06 (2013.01); G02B 5/305 (2013.01); B32B 2307/40 (2013.01); B32B 2307/42 (2013.01); B32B 2307/71 (2013.01); B32B 2457/20 (2013.01); B32B 2457/206 (2013.01); C09J 133/08 (2013.01); C09J 133/10 (2013.01); C09J 2203/318 (2013.01); C09K 2323/057 (2020.08);
Abstract

An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display including the same are provided. The adhesive film for polarizing plates is formed of an adhesive composition comprising: a (meth)acrylic copolymer; an adhesion promoter; a mixture of an isocyanate curing agent and a carbodiimide curing agent; and a UV absorbent, and the adhesive film has a glass transition temperature of about −47° C. to −40° C., and the adhesive film has a light transmittance of about 3% or less at a wavelength of about 380 nm.


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