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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 11649385 B1

PDFFull Text
Date of Patent:
May. 16, 2023

Filed:

Apr. 06, 2020

Adhesive film for polarizing plate, polarizing plate comprising the same, and optical display apparatus comprising the same

Applicant:

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

Inventors:

Woo Jin Jeong, Suwon-si, KR;

Mi Yeon Yu, Suwon-si, KR;

Han Joo Choi, Suwon-si, KR;

Il Jin Kim, Suwon-si, KR;

Assignee:

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

Attorney:

Lewis Roca Rothgerber Christie LLP

Primary Examiner:

Sophie Hon

Int. Cl.
CPC ...
C09J 133/10 (2006.01); C08F 220/12 (2006.01); G02F 1/1335 (2006.01); C08K 5/19 (2006.01);
U.S. Cl.
CPC ...
C09J 133/10 (2013.01); C08F 220/12 (2013.01); G02F 1/133528 (2013.01); C08K 5/19 (2013.01); C09J 2203/318 (2013.01); C09K 2323/057 (2020.08); G02F 2202/28 (2013.01);
Abstract

An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display apparatus including the same are provided. An adhesive film for polarizing plates includes: a (meth)acrylic copolymer, a curing agent, a (meth)acrylic oligomer, and an antistatic agent, and has a modulus of about 0.5 MPa or more at about 25° C. and a surface resistance difference ΔSR of about 1.0 log (Ω/□) or less, as calculated by Equation 1 herein.

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Quick Actions:

Jeong, Woo. (2023). Adhesive film for polarizing plate, polarizing plate comprising the same, and optical display apparatus comprising the same (U.S. Patent No. 11649385). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11649385

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