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. 17, 1987
Filed:
Nov. 21, 1986
Applicant:
Inventors:
Shigeru Sugimori, Kanagawaken, JP;
Yasuyuki Goto, Kanagawaken, JP;
Assignee:
Chisso Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C07C / ;
U.S. Cl.
CPC ...
25229967 ; 2522995 ; 3503 / ; 558414 ; 558415 ; 558416 ;
Abstract
A novel liquid crystal compound having a large positive dielectric anisotropy value and when added to a liquid crystal composition, forming no deposit in the resulting composition at low temperatures, and a liquid crystal composition containing the same are provided, which compound is an alkoxyethoxybenzoic acid ester derivative expressed by the formula ##STR1## wherein R represents an alkyl group of 1 to 10 carbon atoms.