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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 10584284 B1

PDFFull Text
Expired
Date of Patent:
Mar. 10, 2020

Filed:

Nov. 06, 2015

Antioxidant having difluoromethoxy group, liquid crystal composition, and liquid crystal display device

Applicants:

Jnc Corporation, Tokyo, JP;

Jnc Petrochemical Corporation, Tokyo, JP;

Inventors:

Yasuyuki Gotoh, Tokyo, JP;

Teizi Satou, Chiba, JP;

Assignees:

JNC CORPORATION, Tokyo, JP;

JNC PETROCHEMICAL CORPORATION, Tokyo, JP;

Attorney:

JCIPRNET

Primary Examiner:

Cynthia H Kelly

Assistant Examiner:

Anna Malloy

Int. Cl.
CPC ...
C07C 43/23 (2006.01); C09K 19/54 (2006.01); C07C 69/75 (2006.01); C07C 69/94 (2006.01); C09K 19/20 (2006.01); C09K 19/30 (2006.01); C09K 19/32 (2006.01); C09K 19/04 (2006.01); C09K 19/34 (2006.01);
U.S. Cl.
CPC ...
C09K 19/54 (2013.01); C07C 43/23 (2013.01); C07C 69/75 (2013.01); C07C 69/94 (2013.01); C09K 19/20 (2013.01); C09K 19/3066 (2013.01); C09K 19/32 (2013.01); C09K 19/322 (2013.01); C07C 2601/14 (2017.05); C09K 2019/0448 (2013.01); C09K 2019/0466 (2013.01); C09K 2019/3425 (2013.01);
Abstract

A compound represented by formula (1), a liquid crystal composition to which the compound is added, and a liquid crystal display device containing the composition. In formula (1), Ris hydrogen or alkyl having 1 to 20 carbons, or the like; Rand Rare independently methyl, ethyl, isopropyl, or t-butyl; ring A is 1,4-cyclohexylene, 1,4-phenylene or the like; Z is a single bond or alkylene having 1 to 6 carbons, or the like; and m is 0, 1, or 2.

Find Patent Forward Citations

Gotoh, Yasuyuki. (2020). Antioxidant having difluoromethoxy group, liquid crystal composition, and liquid crystal display device (U.S. Patent No. 10584284). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10584284

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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