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:
Nov. 11, 2014
Filed:
Sep. 13, 2012
Applicants:
Masayuki Okamoto, Ibaraki, JP;
Jun Akiyama, Ibaraki, JP;
Kiyoe Shigetomi, Ibaraki, JP;
Masahito Niwa, Ibaraki, JP;
Masato Yamagata, Ibaraki, JP;
Inventors:
Masayuki Okamoto, Ibaraki, JP;
Jun Akiyama, Ibaraki, JP;
Kiyoe Shigetomi, Ibaraki, JP;
Masahito Niwa, Ibaraki, JP;
Masato Yamagata, Ibaraki, JP;
Assignee:
Nitto Denko Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 8/00 (2006.01); C08L 33/04 (2006.01); C08L 33/24 (2006.01); C08L 41/00 (2006.01); C09J 133/14 (2006.01); C09J 7/02 (2006.01); C09J 133/12 (2006.01); C08L 33/12 (2006.01); C08L 33/14 (2006.01);
U.S. Cl.
CPC ...
C09J 7/0217 (2013.01); C09J 133/14 (2013.01); C09J 2433/00 (2013.01); C08L 33/12 (2013.01); C09J 133/12 (2013.01); C08L 33/14 (2013.01);
Abstract
An acrylic pressure-sensitive adhesive composition for optical use includes: an acrylic polymer (A) that contains, as a monomer unit, a vinyl monomer having a nitrogen atom in its backbone and that does not substantially contain a carboxyl group-containing monomer; and a (meth)acrylic polymer (B) having a weight average molecular weight of 1000 or more and less than 30000.