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:
Apr. 05, 2016
Filed:
Nov. 21, 2012
Applicant:
Jiangsu Sinorgchem Technology Co., Ltd., Taizhou, Jiangsu Province, CN;
Inventors:
Xinmin Chen, Shanghai, CN;
Jianliang Zhu, Nanjing, CN;
Assignee:
Jiangsu Sinorgchem Technology Co., Ltd., Taizhou, Jiangsu Province, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01J 31/26 (2006.01); C07C 209/38 (2006.01); C07C 209/26 (2006.01); B01J 31/06 (2006.01); B01J 23/04 (2006.01); B01J 31/02 (2006.01); B01J 31/08 (2006.01); C07C 209/36 (2006.01); C07C 209/60 (2006.01); B01J 31/00 (2006.01); B01J 37/02 (2006.01);
U.S. Cl.
CPC ...
B01J 31/26 (2013.01); B01J 23/04 (2013.01); B01J 31/00 (2013.01); B01J 31/0237 (2013.01); B01J 31/0239 (2013.01); B01J 31/0254 (2013.01); B01J 31/0271 (2013.01); B01J 31/06 (2013.01); B01J 31/08 (2013.01); B01J 37/0209 (2013.01); C07C 209/26 (2013.01); C07C 209/36 (2013.01); C07C 209/38 (2013.01); C07C 209/60 (2013.01);
Abstract
A solid base catalyst having a carrier, an organic base, and an inorganic base. Both of the organic base and inorganic base are loaded on the carrier. The solid base catalyst is especially suitable for the synthesis of 4-Aminodiphenylamine (4-ADPA).