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. 24, 2024
Filed:
Oct. 27, 2023
Applicant:
Sennics Co., Ltd., Shanghai, CN;
Inventors:
Jinguo Xing, Shanghai, CN;
Xiangyun Guo, Shanghai, CN;
Gan Liang, Shanghai, CN;
Jiaqiang Zhang, Shanghai, CN;
Zhimin Tang, Shanghai, CN;
Assignee:
Sennics Co., Ltd., Shanghai, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 211/55 (2006.01); B01J 21/18 (2006.01); B01J 23/42 (2006.01); B01J 25/02 (2006.01); B01J 31/02 (2006.01); B60C 1/00 (2006.01); C07C 209/26 (2006.01); C08K 5/18 (2006.01); C08L 7/00 (2006.01);
U.S. Cl.
CPC ...
C07C 211/55 (2013.01); B01J 21/18 (2013.01); B01J 23/42 (2013.01); B01J 25/02 (2013.01); B01J 31/0239 (2013.01); C07C 209/26 (2013.01); C08K 5/18 (2013.01); C08L 7/00 (2013.01); B01J 2231/44 (2013.01); B01J 2531/002 (2013.01); B60C 1/0016 (2013.01); B60C 1/0025 (2013.01); B60C 2001/0066 (2013.01); C07C 2601/14 (2017.05); C08L 2201/08 (2013.01);
Abstract
A polyalkyl p-phenylenediamine antidegradant having a structure represented by Formula I, its intermediates and a preparation method thereof are provided. The polyalkyl p-phenylenediamine antidegradant provides good thermal oxidative aging resistance and UV aging resistance.