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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 9631142 B1

PDFFull Text
Date of Patent:
Apr. 25, 2017

Filed:

Sep. 21, 2015

Piperidine derivative, liquid crystal composition and liquid crystal display device

Applicants:

Jnc Corporation, Tokyo, JP;

Jnc Petrochemical Corporation, Tokyo, JP;

Inventors:

Yasuyuki Gotoh, Tokyo, JP;

Keiji Kimura, Chiba, JP;

Assignees:

JNC CORPORATION, Tokyo, JP;

JNC PETROCHEMICAL CORPORATION, Tokyo, JP;

Attorney:

Greenblum & Bernstein, P.L.C.

Primary Examiner:

Geraldina Visconti

Int. Cl.
CPC ...
G02F 1/1333 (2006.01); C09K 19/34 (2006.01); C09K 19/30 (2006.01); C07D 211/46 (2006.01); C07D 211/94 (2006.01); C07D 211/58 (2006.01); C07D 401/14 (2006.01); C07D 405/14 (2006.01); C09K 19/52 (2006.01); C09K 19/04 (2006.01); C09K 19/12 (2006.01);
U.S. Cl.
CPC ...
C09K 19/3458 (2013.01); C07D 211/46 (2013.01); C07D 211/58 (2013.01); C07D 211/94 (2013.01); C07D 401/14 (2013.01); C07D 405/14 (2013.01); C09K 19/3066 (2013.01); C09K 19/3483 (2013.01); C09K 19/52 (2013.01); C09K 2019/0448 (2013.01); C09K 2019/122 (2013.01); C09K 2019/123 (2013.01); C09K 2019/301 (2013.01); C09K 2019/3004 (2013.01); C09K 2019/308 (2013.01); C09K 2019/3016 (2013.01); C09K 2019/3025 (2013.01); C09K 2019/3027 (2013.01); C09K 2019/3071 (2013.01); C09K 2019/3077 (2013.01); C09K 2019/3078 (2013.01); C09K 2019/3083 (2013.01); C09K 2019/3422 (2013.01); C09K 2019/3425 (2013.01);
Abstract

To provide a compound having an effect for preventing photolysis of a liquid crystal composition, and having a high solubility in the liquid crystal composition, a liquid crystal composition containing the compound, and a liquid crystal display device including the composition. The compound is represented by formula (1), a liquid crystal composition contains the compound, and a liquid crystal display device includes the composition:M(Z-Q)(R)  (1)wherein, in formula (1), a is 1 to 4, and b is a numerical value: (4−a); M is an organic group; Z is a single bond or the like; and Q is a monovalent group represented by formula (Q-1), (Q-2) or (Q-3), in which Rand Rare hydrogen, alkyl or the like.

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