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:
Feb. 13, 2018
Filed:
Apr. 23, 2014
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Xin Jiang, Shanghai, CN;
Jianhai Mu, Shanghai, CN;
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/53 (2006.01); C07C 37/08 (2006.01); C07C 407/00 (2006.01); C07C 37/86 (2006.01); B01J 27/053 (2006.01);
U.S. Cl.
CPC ...
C07C 37/08 (2013.01); B01J 27/053 (2013.01); C07C 37/86 (2013.01); C07C 45/53 (2013.01); C07C 407/00 (2013.01); C07C 2601/14 (2017.05); Y02P 20/52 (2015.11);
Abstract
An improved method for the production of phenol. The method comprises (a) synthesizing phenol through a process that utilizes an acidic catalyst; (b) neutralizing the acidic catalyst after substantial completion of step (a) by addition thereto of a neutralization composition, wherein the neutralization composition contains an ethyleneamine derivative.