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:
Jul. 28, 2020
Filed:
Jan. 11, 2018
Applicant:
The Procter & Gamble Company, Cincinnati, OH (US);
Inventors:
Jakob Albert, Erlangen, DE;
Peter Wasserscheid, Erlangen, DE;
Nicola Taccardi, Erlangen, DE;
Jens Nagengast, Erlangen, DE;
Matthias Kehrer, Erlangen, DE;
Julian Kadar, Erlangen, DE;
Dimitris Ioannis Collias, Mason, OH (US);
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 51/377 (2006.01); C07C 57/04 (2006.01); C07C 59/315 (2006.01); C07C 59/08 (2006.01); C07C 51/09 (2006.01);
U.S. Cl.
CPC ...
C07C 51/377 (2013.01); C07C 51/09 (2013.01); C07C 57/04 (2013.01); C07C 59/08 (2013.01); C07C 59/315 (2013.01); C07C 2531/24 (2013.01);
Abstract
Methods for making acrylic acid, acrylic acid derivatives, or mixtures thereof by contacting a feed stream containing lactic acid, lactic acid derivatives, or mixtures thereof with a molten salt catalyst comprising an ionic liquid (IL) and an acid in liquid phase are provided.