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. 14, 2015
Filed:
Jun. 16, 2011
Applicants:
Pascaline Lauriol-garbey, Lyons, FR;
Virginie Belliere-baca, Andresy, FR;
Stéphane Loridant, Meyzieu, FR;
Jean-marc Millet, Lyons, FR;
Inventors:
Pascaline Lauriol-Garbey, Lyons, FR;
Virginie Belliere-Baca, Andresy, FR;
Stéphane Loridant, Meyzieu, FR;
Jean-Marc Millet, Lyons, FR;
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/66 (2006.01); C07C 319/18 (2006.01); C07C 49/29 (2006.01); C07C 45/29 (2006.01); B01J 21/06 (2006.01); B01J 21/08 (2006.01); B01J 23/30 (2006.01); C07C 45/52 (2006.01); C07C 319/20 (2006.01); B01J 23/10 (2006.01); B01J 23/20 (2006.01); B01J 23/34 (2006.01);
U.S. Cl.
CPC ...
C07C 45/29 (2013.01); B01J 21/063 (2013.01); B01J 21/066 (2013.01); B01J 21/08 (2013.01); B01J 23/30 (2013.01); C07C 45/52 (2013.01); C07C 319/18 (2013.01); C07C 319/20 (2013.01); B01J 23/10 (2013.01); B01J 23/20 (2013.01); B01J 23/34 (2013.01);
Abstract
The invention concerns a method for preparing acrolein from glycerol or glycerine, wherein dehydration of the glycerol or glycerine is achieved in the presence of a catalyst based on zirconium oxide and which active phase consists in at least This method can be used for making 3-(methylthio)propionic aldehyde MMP, 2-hydroxy-4-methylthiobutyronitrile HMTBN, methionine and its analogs.