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:
Apr. 03, 2018
Filed:
Jun. 04, 2014
Applicant:
Tosoh Corporation, Shunan-shi, JP;
Inventors:
Assignee:
TOSOH CORPORATION, Shunan-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08L 1/26 (2006.01); C08L 1/28 (2006.01); C08L 35/02 (2006.01); C09D 101/28 (2006.01); C08J 5/18 (2006.01); C08J 7/04 (2006.01); G02B 5/30 (2006.01); C08L 35/00 (2006.01);
U.S. Cl.
CPC ...
C09D 101/28 (2013.01); C08J 5/18 (2013.01); C08J 7/047 (2013.01); C08L 1/26 (2013.01); C08L 35/00 (2013.01); C08L 35/02 (2013.01); G02B 5/3083 (2013.01); C08J 2301/26 (2013.01); C08J 2301/28 (2013.01); C08J 2331/06 (2013.01); C08J 2367/02 (2013.01); C08J 2401/26 (2013.01); C08J 2431/06 (2013.01); C08J 2435/02 (2013.01);
Abstract
A resin composition including from 30 to 99 wt % of a cellulose-based resin represented by the following formula (1) and from 70 to 1 wt % of a fumaric acid ester polymer containing 30 mol % or more of a fumaric acid diester residue unit represented by the following formula (2); an optical compensation film using the same; and a production method of the optical compensation film. (wherein Rto Rrepresent a substituent having a carbon number of 1 to 12, and Rand Rrepresent an alkyl group having a carbon number of 1 to 12).