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. 02, 2010
Filed:
Jan. 06, 2006
Applicants:
Jean-luc Dubois, Millery, FR;
Christophe Duquenne, Zickau, DE;
Wolfgang Holderich, Frankenthal, DE;
Jacques Kervennal, Lyons, FR;
Inventors:
Jean-Luc Dubois, Millery, FR;
Christophe Duquenne, Zickau, DE;
Wolfgang Holderich, Frankenthal, DE;
Jacques Kervennal, Lyons, FR;
Assignee:
Arkema France, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/52 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for manufacturing acrolein by gas-phase dehydration of glycerol in the presence of strongly acidic solid catalysts with a Hammett acidity Hof between −9 and −18 and preferably between −10 and −16.