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:
Dec. 08, 2020
Filed:
May. 03, 2017
Applicant:
Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd, Shijiazhuang, CN;
Inventors:
Gang Wen, Hebei, CN;
Jingsong Meng, Hebei, CN;
Hongyong Shang, Hebei, CN;
Limei Zhang, Hebei, CN;
Guoliang Yun, Hebei, CN;
Xing Zhang, Hebei, CN;
Assignee:
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO., LTD., Shijiazhuang, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 19/54 (2006.01); C09K 19/20 (2006.01); C09K 19/30 (2006.01); C09K 19/34 (2006.01); C09K 19/12 (2006.01); G02F 1/137 (2006.01); C09K 19/04 (2006.01); G02F 1/1368 (2006.01); C07C 39/17 (2006.01); C07C 43/23 (2006.01); C07C 43/253 (2006.01); C07D 309/06 (2006.01); C07D 319/06 (2006.01);
U.S. Cl.
CPC ...
C09K 19/54 (2013.01); C07C 39/17 (2013.01); C07C 43/23 (2013.01); C07C 43/253 (2013.01); C07D 309/06 (2013.01); C07D 319/06 (2013.01); C09K 19/20 (2013.01); C09K 19/3066 (2013.01); C09K 19/3402 (2013.01); C07C 2601/02 (2017.05); C07C 2601/04 (2017.05); C07C 2601/08 (2017.05); C07C 2601/14 (2017.05); C09K 2019/0466 (2013.01); C09K 2019/122 (2013.01); C09K 2019/3009 (2013.01); C09K 2019/3021 (2013.01); C09K 2019/3025 (2013.01); C09K 2019/3096 (2013.01); C09K 2019/3422 (2013.01); C09K 2019/3425 (2013.01); G02F 1/1368 (2013.01); G02F 2001/13712 (2013.01);
Abstract
A stabilizer represented by formula I, wherein M represents cyclopentyl, cyclobutyl or cyclopropyl; Zand Zeach independently represent a single bond, —CH—, —CHCH—, —O—, —CHO—, —OCH— or —COO—; represents one or two of and n represents 0, 1 or 2.