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:
Dec. 04, 2007
Filed:
Mar. 27, 2006
Applicants:
Hitoshi Mazaki, Yokohama, JP;
Hirofumi Aizono, Yokohama, JP;
Inventors:
Hitoshi Mazaki, Yokohama, JP;
Hirofumi Aizono, Yokohama, JP;
Assignee:
Nippon Oil Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/38 (2006.01); B32B 27/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process is provided for producing efficiently an optically active liquid crystalline polymer compound excellent in mechanical strength or optical characteristics at low cost, in which in that a liquid crystal polymer compound having in its main chain or side chain an ester bond is reacted with an optically active low molecular weight compound having a hydroxyl group so as to introduce the low molecular weight compound in the polymer compound as a unit having an optically active group.