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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 10364381 B1

PDFFull Text
Date of Patent:
Jul. 30, 2019

Filed:

Feb. 25, 2016

Release film

Applicant:

Mitsubishi Chemical Corporation, Tokyo, JP;

Inventors:

Ryosuke Funatsu, Maibara, JP;

Taishi Kawasaki, Maibara, JP;

Assignee:

MITSUBISHI CHEMICAL CORPORATION, Tokyo, JP;

Attorney:

Nixon & Vanderhye P.C.

Primary Examiner:

Daniel H Lee

Int. Cl.
CPC ...
C09J 167/02 (2006.01); B32B 27/00 (2006.01); B32B 27/36 (2006.01); C08J 7/04 (2006.01); C09J 183/04 (2006.01); C09J 7/40 (2018.01); C09D 183/04 (2006.01); C08G 63/183 (2006.01); C08G 77/12 (2006.01); C08G 77/20 (2006.01);
U.S. Cl.
CPC ...
C09J 167/02 (2013.01); B32B 27/00 (2013.01); B32B 27/36 (2013.01); C08J 7/04 (2013.01); C08J 7/047 (2013.01); C09D 183/04 (2013.01); C09J 7/401 (2018.01); C09J 183/04 (2013.01); C08G 63/183 (2013.01); C08G 77/12 (2013.01); C08G 77/20 (2013.01); C08J 2367/02 (2013.01); C08J 2483/04 (2013.01); C09J 2467/005 (2013.01); C09J 2467/006 (2013.01); C09J 2483/003 (2013.01); C09J 2483/005 (2013.01);
Abstract

According to the present invention, there is provided a release film that can be suitably used in various applications without suffering from deterioration in releasing property thereof, for example, owing to a solvent used upon processing an adhesive layer, when the film is used as a release film for adhesives or a protective film for an adhesive layer for a polarizing plate. The release film of the present invention comprises a polyester film and a coating layer formed on at least one surface of the polyester film, the coating layer comprising a silicone compound and a Gemini surfactant.

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