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:
Feb. 10, 1998
Filed:
Apr. 19, 1996
Applicant:
Inventors:
Yuki Motoyama, Tsukuba, JP;
Tomoyuki Yui, Tsukuba, JP;
Masahiro Johno, Tsukuba, JP;
Takahiro Matsumoto, Tsukuba, JP;
Teruyo Tomiyama, Tsukuba, JP;
Assignee:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C09K / ;
U.S. Cl.
CPC ...
25229965 ; 25229901 ; 25229964 ; 25229966 ; 25229967 ;
Abstract
A phenyl ester compound of the following general formula (1), ##STR1## wherein m is an integer of 3 to 8, n is an integer of 3 to 11, both of X.sup.1 and X.sup.2 are hydrogen atoms, or one of X.sup.1 and X.sup.2 is a fluorine atom and the other is a hydrogen atom, and A is a hydrogen atom or --CH.sub.3 ; and an anti-ferroelectric liquid crystal composition containing the above phenyl ester compound and a specific anti-ferroelectric liquid crystal compound or a specific liquid crystal compound having ferrielectric-phase.