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.:
Date of Patent:
Dec. 21, 2021
Filed:
Oct. 27, 2015
Applicants:
Sumitomo Chemical Company, Limited, Tokyo, JP;
National Institute of Advanced Industrial Science and Technology, Tokyo, JP;
Inventors:
Yasuharu Shimazaki, Osaka, JP;
Yoshihiro Harada, Osaka, JP;
Ryu Takeko, Osaka, JP;
Atsushi Hozumi, Nagoya, JP;
Chihiro Urata, Nagoya, JP;
Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/18 (2006.01); C08G 77/04 (2006.01); C09D 183/04 (2006.01); B32B 27/00 (2006.01); C09D 183/06 (2006.01); C08G 77/14 (2006.01); C09D 4/00 (2006.01);
U.S. Cl.
CPC ...
C08J 5/18 (2013.01); B32B 27/00 (2013.01); C08G 77/04 (2013.01); C08G 77/14 (2013.01); C09D 183/04 (2013.01); C09D 183/06 (2013.01); B32B 2307/412 (2013.01); B32B 2307/536 (2013.01); B32B 2307/73 (2013.01); C08J 2383/04 (2013.01); C08J 2385/00 (2013.01); C09D 4/00 (2013.01);
Abstract
The object of the present invention is to attain both water/oil repellency and hardness. The transparent film of the present invention comprises: a polysiloxane backbone; and a first hydrocarbon chain-containing group bonded to a part of silicon atoms forcing the polysiloxane backbone, wherein the thickness of the transparent film is not less than 6 nm and not more than 50 nm.