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. 09, 1986
Filed:
Mar. 22, 1984
Applicant:
Inventors:
Shuji Imazeki, Hitachi, JP;
Akio Mukoh, Mito, JP;
Mikio Sato, Hitachi, JP;
Masaharu Kaneko, Yamato, JP;
Tetsuo Ozawa, Tokyo, JP;
Tomio Yoneyama, Kawasaki, JP;
Assignees:
Hitachi, Ltd., Tokyo, JP;
Mitsubishi Chemical Industries, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; G02F / ; C07C / ; C09B / ;
U.S. Cl.
CPC ...
2522991 ; 260369 ; 260376 ; 260377 ; 260378 ; 260380 ; 260381 ; 260383 ; 260384 ;
Abstract
A liquid crystal composition comprising a host liquid crystal material and at least one guest novel anthraquine dye dissolved in said host liquid crystal material has a high order parameter, sufficient solubility in the host liquid crystal and high stability.