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:
Aug. 11, 1998
Filed:
Nov. 27, 1996
Norihisa Hachiya, Chibaken, JP;
Katsuyuki Murashiro, Chibaken, JP;
Tetsuya Matsushita, Chibaken, JP;
Fusayuki Takeshita, Chibaken, JP;
Etsuo Nakagawa, Chibaken, JP;
Chisso Corporation, Osaka-fu, JP;
Abstract
A liquid crystal composition comprising, for example, a first component of the formula (1-2), a second component of the formula (2-a) and a third component of the formulas (3) and (4), the respective contents being 3 to 30%, 10 to 60% and 20 to 80%, each by weight, ##STR1## wherein R, R.sup.1, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 each independently represent an alkyl group of C.sub.1-10 or an alkenyl group of C.sub.2-10 ; R.sup.7 represents an alkyl group, an alkenyl group or an alkoxymethyl group of C.sub.1-10 ; B.sup.1, C, D and J represent 1,4-cyclohexylene or 1,4-phenylene; E represents 1,4-cyclohexylene or pyrimidine-2,5-diyl; G represents 1,4-cyclohexylene or 1,4-phenylene wherein H at the lateral positions may be replaced by F; Z.sup.1 and Z.sup.6 represent --COO--, --C.sub.2 H.sub.4 -- or a single bond; and Z.sup.5 and Z.sup.7 represent --C--C-- or a single bond.