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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 11692108 B1

PDFFull Text
Date of Patent:
Jul. 04, 2023

Filed:

Aug. 12, 2019

Composition for forming hard coating layer, preparation method of hard coating film, and hard coating film prepared using the same

Applicants:

SK Innovation Co., Ltd., Seoul, KR;

SK IE Technology Co., Ltd., Seoul, KR;

Inventors:

Jong Nam Ahn, Daejeon, KR;

Byoung Sun Ko, Daejeon, KR;

Jin Su Park, Daejeon, KR;

Tae Sug Jang, Daejeon, KR;

Ho Chul Yoon, Daejeon, KR;

Assignees:

SK Innovation Co., Ltd., Seoul, KR;

SK ie technology Co., Ltd., Seoul, KR;

Attorney:

The Webb Law Firm

Primary Examiner:

Michael B Nelson

Int. Cl.
CPC ...
C09D 163/00 (2006.01); C09D 183/06 (2006.01); C08K 3/36 (2006.01); C08K 9/04 (2006.01);
U.S. Cl.
CPC ...
C09D 163/00 (2013.01); C09D 183/06 (2013.01); B32B 2264/301 (2020.08); B32B 2264/302 (2020.08); B32B 2264/403 (2020.08); B32B 2307/584 (2013.01); B32B 2383/00 (2013.01); C08K 3/36 (2013.01); C08K 9/04 (2013.01); C08K 2201/011 (2013.01); C09J 2301/00 (2020.08); C09J 2301/30 (2020.08); C09J 2483/001 (2013.01); Y10T 428/24983 (2015.01); Y10T 428/25 (2015.01); Y10T 428/259 (2015.01); Y10T 428/31663 (2015.04);
Abstract

Provided is a composition for forming a hard coating layer, which includes an epoxy siloxane resin, a crosslinking agent including a compound having an alicyclic epoxy group, a thermal initiator including a compound represented by a specific chemical formula, a photoinitiator, a fluorine-substituted (meth)acrylate compound, and silica nanoparticles surface-modified with a fluorine compound, and forms a hard coating layer having excellent hardness and antifouling property and suppressing curling.

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