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:
Sep. 09, 2014

Filed:

Apr. 05, 2012
Applicants:

Haruki Ohishi, Kitaadachi-gun, JP;

Shirou Taniguchi, Kitaadachi-gun, JP;

Kunihiko Kotani, Kitaadachi-gun, JP;

Kazunori Maruyama, Kitaadachi-gun, JP;

Inventors:

Haruki Ohishi, Kitaadachi-gun, JP;

Shirou Taniguchi, Kitaadachi-gun, JP;

Kunihiko Kotani, Kitaadachi-gun, JP;

Kazunori Maruyama, Kitaadachi-gun, JP;

Assignee:

DIC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/32 (2006.01); C09K 19/30 (2006.01); C09K 19/54 (2006.01); C09K 19/12 (2006.01); C09K 19/42 (2006.01); C09K 19/18 (2006.01);
U.S. Cl.
CPC ...
C09K 19/3066 (2013.01); C09K 19/3059 (2013.01); C09K 2019/183 (2013.01); C09K 19/18 (2013.01); C09K 19/322 (2013.01); C09K 19/42 (2013.01); C09K 2019/181 (2013.01); C09K 2019/3063 (2013.01);
Abstract

A liquid crystal composition in which deterioration of viscosity that is associated with an increase in Δn and an increase in Δ∈ is suppressed, and a liquid crystal display element having a markedly improved response speed by using the relevant liquid crystal composition. The liquid crystal composition has a large value of Δn and negative Δ∈, and have large absolute values thereof. Also, the liquid crystal composition has low η, has excellent liquid crystal properties, and exhibits a liquid crystal phase that is stable in a wide temperature range. Furthermore, since the liquid crystal composition is chemically stable to heat, light, water and the like, the liquid crystal composition is capable of low voltage driving, and is practically useful and highly reliable.


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