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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 10007148 B1

PDFFull Text
Date of Patent:
Jun. 26, 2018

Filed:

Sep. 09, 2014

Liquid crystal composition and liquid crystal display comprising the same

Applicant:

Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;

Inventors:

Joon-Hyung Park, Seoul, KR;

Kyung Seon Tak, Hwaseong-si, KR;

Kang Seob Jeong, Seongnam-si, KR;

Min-Hee Kim, Ansan-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;

Attorney:

Cantor Colburn LLP

Primary Examiner:

Geraldina Visconti

Int. Cl.
CPC ...
G02F 1/1333 (2006.01); G02F 1/1337 (2006.01); C09K 19/12 (2006.01); C09K 19/06 (2006.01); C09K 19/32 (2006.01); C09K 19/54 (2006.01); C09K 19/30 (2006.01); C09K 19/04 (2006.01); G02F 1/1343 (2006.01);
U.S. Cl.
CPC ...
G02F 1/1337 (2013.01); C09K 19/062 (2013.01); C09K 19/12 (2013.01); C09K 19/32 (2013.01); C09K 19/54 (2013.01); C09K 2019/0448 (2013.01); C09K 2019/122 (2013.01); C09K 2019/3004 (2013.01); G02F 2001/134318 (2013.01);
Abstract

A liquid crystal composition includes a first compound expressed by following Chemical Formula 1 and about 0.001 wt % to about 0.05 wt % of a second compound expressed by following Chemical Formula 2, where A and B are a cyclo-hexyl group or a phenyl group, m is 0 to 4, n is 1 to 2, X is an alkyl group or an alkoxy group, and Y is one or two fluorine (F) or chlorine (Cl) atoms, and where n is 0 to 2, I is 0 to 1, Z is a halogen group, an alkyl group, or an alkoxy group, and A and A' are methyl groups that do not independently exist.

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