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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.:

US 10954445 B1

PDFFull Text
Date of Patent:
Mar. 23, 2021

Filed:

Sep. 24, 2018

Liquid crystal composition

Applicant:

Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd, Shijiazhuang, CN;

Inventors:

Ke-Lun Shu, Shijiazhuang, CN;

RuiXiang Liang, Shijiazhuang, CN;

YanLi Dong, Shijiazhuang, CN;

YunXia Qiao, Shijiazhuang, CN;

Lei Zhao, Shijiazhuang, CN;

HuBo Zhang, Shijiazhuang, CN;

Assignee:

SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD., Shijiazhuang, CN;

Attorney:

Muncy, Geissler, Olds & Lowe, PC

Primary Examiner:

Geraldina Visconti

Int. Cl.
CPC ...
G02F 1/1333 (2006.01); C09K 19/44 (2006.01); C09K 19/30 (2006.01); C09K 19/34 (2006.01); C09K 19/12 (2006.01); C09K 19/18 (2006.01); C09K 19/04 (2006.01);
U.S. Cl.
CPC ...
C09K 19/44 (2013.01); C09K 19/12 (2013.01); C09K 19/18 (2013.01); C09K 19/3003 (2013.01); C09K 19/3028 (2013.01); C09K 19/3059 (2013.01); C09K 19/3066 (2013.01); C09K 19/3402 (2013.01); C09K 2019/0466 (2013.01); C09K 2019/122 (2013.01); C09K 2019/123 (2013.01); C09K 2019/181 (2013.01); C09K 2019/301 (2013.01); C09K 2019/3004 (2013.01); C09K 2019/3009 (2013.01); C09K 2019/3016 (2013.01); C09K 2019/3019 (2013.01); C09K 2019/3021 (2013.01); C09K 2019/3025 (2013.01); C09K 2019/3036 (2013.01); C09K 2019/3063 (2013.01); C09K 2019/3422 (2013.01); C09K 2019/3425 (2013.01);
Abstract

Disclosed is a liquid crystal composition comprising one or more compounds represented by formula I and/or formula II and one or more compounds represented by formula III: wherein the definition of each substituent is given. The composition involved in the present invention has a low viscosity γ, a high clearing point Tni and a large optical anisotropy Δn, and can realize a rapid response of liquid crystal display.

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