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:
Jan. 09, 1996
Filed:
Mar. 03, 1993
Hiroshi Mineta, Tsukuba, JP;
Tomoyuki Yui, Nagareyama, JP;
Yoshihiro Gocho, Tsukuba, JP;
Takahiro Matsumoto, Tsukuba, JP;
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Abstract
An antiferroelectric liquid crystal substance represented by the following general formula (1) ##STR1## wherein R represents a straight-chain alkyl group of 6-10 carbon atoms; X represents ##STR2## when X is ##STR3## Y is any of CH.sub.3, CF.sub.3 and C.sub.2 H.sub.5, L is 0 or an integer of 5 to 8, m is 0 or 1, and n is an integer of 1 to 10; when X is ##STR4## Y is any of CH.sub.3, CF.sub.3 and C.sub.2 H.sub.5, and (1) when Y is CH.sub.3, L is 0 or an integer of 5 to 8, m is 0 or 1, and n is an integer of 1 to 10, (2) when Y is CF.sub.3, L is an integer of 5 to 8, m is 1, and n is an integer of 1 to 10 and (3) when Y is C.sub.2 H.sub.5, L is 0, m is 0, and n is an integer of 4-10.