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.

Date of Patent:
Jun. 03, 2003

Filed:

Feb. 02, 2001
Applicant:
Inventors:

Motoki Yanai, Chiba, JP;

Yasuhiro Kubo, Chiba, JP;

Etsuo Nakagawa, Chiba, JP;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 1/930 ; C09K 1/934 ; C09K 1/912 ; C09K 1/920 ;
U.S. Cl.
CPC ...
C09K 1/930 ; C09K 1/934 ; C09K 1/912 ; C09K 1/920 ;
Abstract

The present invention is to provide a liquid crystal composition which has particularly a high upper limit temperature of a nematic phase, a low lower limit temperature of the nematic phase and a small birefringence while satisfying general characteristics required for the liquid crystal composition for an AM-LCD. Liquid crystal compositions are disclosed which comprise a component I comprising at least one compound selected from the group of compounds represented by Formula (I-1) or (I-2) as described in the specification, a component II comprising at least one compound selected from the group of compounds represented by Formulas (II-1) to (II-8) as described in the specification and a component III comprising at least one compound selected from the group of compounds represented by Formulas (III-1) to (III-5) as described in the specification.


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