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:
Jul. 12, 1988
Filed:
Jan. 08, 1986
Naoyuki Yoshida, Kamakurashi, JP;
Kisei Kitano, Yokohamashi, JP;
Yoshito Furukawa, Yokohamashi, JP;
Tetsuya Ogawa, Yokohamashi, JP;
Shigeru Sugimori, Fujisawashi, JP;
Yasuyuki Goto, Yokohamashi, JP;
Toyoshiro Isoyama, Yokohamashi, JP;
Kazunori Nigorikawa, Yokohamashi, JP;
Chisso Corporation, Osaka, JP;
Abstract
Novel compounds which, when used as a components of liquid crystal compositions, have good compatibility with other components and also have large values of dielectric anisotropy and optical anisotropy, and liquid crystal compositions containing the same are provided, which compounds are 4'-cyano-3'-halogenophenyl 4-(5-substituted-pyrimidin-2-yl)benzoate expressed by the formula ##STR1## wherein R represents an alkyl group of 1 to 10 carbon atoms or --(CH.sub.2).sub.m --O--(CH.sub.2).sub.p --CH.sub.3 wherein m and p each represent an integer of 0 to 8 and m+p.ltoreq.8, and X represents a halogen atom.