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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 9346986 B1

PDFFull Text
Date of Patent:
May. 24, 2016

Filed:

Dec. 26, 2013

Adhesive film, adhesive composition for the same, and display apparatus including the same

Applicant:

Cheil Industries Inc., Gumi-si, Gyeongsangbuk-do, KR;

Inventors:

Lee June Kim, Uiwang-si, KR;

Ki Yong Kim, Uiwang-si, KR;

Jee Hee Kim, Uiwang-si, KR;

Chan Woo Kim, Uiwang-si, KR;

Sung Hyun Mun, Uiwang-si, KR;

Ik Hwan Cho, Uiwang-si, KR;

In Cheon Han, Uiwang-si, KR;

Assignee:

CHEIL INDUSTRIES INC., Gumi-si, KR;

Attorney:

Lewis Roca Rothgerber Christie LLP

Primary Examiner:

Robert C Boyle

Assistant Examiner:

Stephen Rieth

Int. Cl.
CPC ...
C09J 7/00 (2006.01); C09J 175/04 (2006.01); C09J 133/08 (2006.01); C09J 175/06 (2006.01); C09J 7/02 (2006.01); C08G 18/48 (2006.01); C08G 18/66 (2006.01); C08G 18/67 (2006.01); C08G 18/75 (2006.01); C08G 18/32 (2006.01); C09J 133/14 (2006.01);
U.S. Cl.
CPC ...
C09J 175/06 (2013.01); C08G 18/3206 (2013.01); C08G 18/4825 (2013.01); C08G 18/6674 (2013.01); C08G 18/672 (2013.01); C08G 18/755 (2013.01); C09J 7/00 (2013.01); C09J 7/0207 (2013.01); C09J 133/08 (2013.01); C09J 133/14 (2013.01); C09J 2201/622 (2013.01); C09J 2203/318 (2013.01); C09J 2205/114 (2013.01); C09J 2433/00 (2013.01); C09J 2475/00 (2013.01); G02F 2202/28 (2013.01); Y10T 428/2848 (2015.01); Y10T 428/2896 (2015.01);
Abstract

An adhesive film, an adhesive composition for the same, and a display apparatus including the same. The adhesive film includes a urethane functional group, has a glass transition temperature (Tg) of about 30° C. or less, a loss modulus of about 4×10dyn/cmto about 8×10dyn/cmupon frequency sweep testing under conditions of a strain of 3%, 60° C. and 1 rad/s, and tan δ of about 0.2 to 0.55 upon frequency sweep testing under conditions of a strain of 3%, 60° C. and 1 rad/s.

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