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:
May. 27, 2014
Filed:
Jun. 17, 2010
Applicants:
Shoichi Matsuda, Ibaraki, JP;
Kyoko Ishii, Ibaraki, JP;
Tadayuki Kameyama, Ibaraki, JP;
Inventors:
Assignee:
Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/60 (2006.01); C09K 19/54 (2006.01); C09K 19/22 (2006.01); G02B 5/30 (2006.01); C09B 31/057 (2006.01); C09B 31/072 (2006.01); C09B 31/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid-crystal coating fluid which comprises: an azo compound represented by the following general formula (1); and a solvent to dissolve the azo compound: wherein Qis an aryl group which may have any substituent group; Qis an arylene group which may have any substituent group; R is a hydrogen atom, an alkyl group having 1 to 3 carbon atoms, an acetyl group, a benzoyl group, or a phenyl group which may have any substituent group; and M is a counter ion.