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. 17, 2012
Filed:
Aug. 24, 2010
Applicants:
Sadahiro Nakanishi, Ibaraki, JP;
Mitsuru Ueda, Tokyo, JP;
Inventors:
Sadahiro Nakanishi, Ibaraki, JP;
Mitsuru Ueda, Tokyo, JP;
Assignee:
Nitto Denko Corporation, Ibaraki-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F 226/02 (2006.01); C08F 118/02 (2006.01); C08F 120/18 (2006.01); C08F 20/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is an easy method for production of a high-performance polyfunctional compound which can be used as an optical recording material, an optical waveguide material, a photo-alignment film material, or the like, in a simple manner. The method for production of a polyfunctional compound includes conducting a Michael addition of a compound (A) having a hydrogen atom of pKa≦15 to a (meth)acrylate or a (meth)acrylamide (B), in which at least one of the compounds (A) and (B) has a photoisomerization group and/or a liquid-crystalline group.