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:
Apr. 05, 2016
Filed:
Jan. 18, 2013
Applicant:
Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd., Shijiazhuang, CN;
Inventors:
Guoliang Yuan, Shijiazhuang, CN;
Zhian Liang, Shijiazhuang, CN;
Kui Wang, Shijiazhuang, CN;
Ruimao Hua, Shijiazhuang, CN;
Gang Wen, Shijiazhuang, CN;
Miaofang Zhang, Shijiazhuang, CN;
Jinsong Meng, Shijiazhuang, CN;
Assignee:
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO., LTD., Shijiazhuang, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 43/20 (2006.01); C07C 43/205 (2006.01); C07C 43/21 (2006.01); C07C 43/225 (2006.01); C09K 19/30 (2006.01);
U.S. Cl.
CPC ...
C09K 19/3003 (2013.01); C09K 19/30 (2013.01); C09K 2019/3009 (2013.01);
Abstract
This invention relates to liquid crystal compounds of formula I containing cyclopentyl group and difluoromethyleneoxy linking group. Liquid crystal compounds of formula I have a large dielectric anisotropy, high clearing points, and a fast response speed, thereby having great significance to formulate a liquid crystal mixture.