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:
Oct. 10, 2017
Filed:
Jan. 30, 2015
Applicant:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Inventor:
Tadahiro Kobayashi, Osaka, JP;
Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/00 (2006.01); G02B 5/30 (2006.01); B32B 37/12 (2006.01); B32B 37/24 (2006.01); B32B 38/10 (2006.01); B32B 37/26 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3016 (2013.01); B32B 37/12 (2013.01); B32B 37/1284 (2013.01); B32B 37/24 (2013.01); B32B 38/10 (2013.01); G02B 5/3083 (2013.01); B32B 2037/1253 (2013.01); B32B 2037/268 (2013.01); B32B 2457/20 (2013.01); B32B 2551/00 (2013.01); Y10T 428/10 (2015.01); Y10T 428/1036 (2015.01);
Abstract
The present invention relates to an optically anisotropic sheet comprising a substrate and a liquid crystal cured layer laminated together, wherein the substrate has a surface roughness of 1.0 nm or less in a field of view of 1 μmand a water contact angle of 70° or more.