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:
Sep. 15, 2015
Filed:
Apr. 12, 2013
Applicant:
Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;
Inventors:
Atsushi Yasui, Ibaraki, JP;
Yuusuke Toyama, Ibaraki, JP;
Arata Fujihara, Ibaraki, JP;
Tomoyuki Kimura, Ibaraki, JP;
Assignee:
NITTO DENKO CORPORATION, Ibaraki-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/04 (2006.01); C09J 171/00 (2006.01); C09J 175/04 (2006.01); C09J 183/04 (2006.01); G02B 5/30 (2006.01); C08G 18/62 (2006.01); C08G 18/80 (2006.01); C09J 133/06 (2006.01); C09J 7/02 (2006.01); C08K 5/00 (2006.01);
U.S. Cl.
CPC ...
G02B 1/04 (2013.01); C08G 18/6229 (2013.01); C08G 18/6254 (2013.01); C08G 18/8029 (2013.01); C09J 7/0217 (2013.01); C09J 133/066 (2013.01); C09J 171/00 (2013.01); C09J 175/04 (2013.01); C09J 183/04 (2013.01); G02B 5/30 (2013.01); G02B 5/305 (2013.01); C08G 2170/40 (2013.01); C08K 5/0075 (2013.01); C09J 2203/318 (2013.01); C09J 2205/102 (2013.01); Y10T 428/2848 (2015.01); Y10T 428/2891 (2015.01);
Abstract
A pressure-sensitive adhesive composition comprising (A) a (meth)acryl-based polymer, (B1) an ionic compound comprising a cation component and an anion component having an organic group of three or more carbon atoms, and (B2) an ionic compound comprising a cation component and an anion component having an organic group of two or less carbon atoms. The anion component having an organic group of three or more carbon atoms is preferably at least one of anion components represented by formula (1):(CFSO)N  (1)