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, 2022
Filed:
Jun. 19, 2018
Applicant:
Arkema France, Colombes, FR;
Inventors:
Dominique Deur-Bert, Charly, FR;
Dominique Garrait, Charly, FR;
Laurent Wendlinger, Soucieu en Jarrest, FR;
Assignee:
Arkema France, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/44 (2006.01); B01J 21/04 (2006.01); B01J 35/10 (2006.01); C07C 17/354 (2006.01);
U.S. Cl.
CPC ...
B01J 23/44 (2013.01); B01J 21/04 (2013.01); B01J 35/1009 (2013.01); C07C 17/354 (2013.01);
Abstract
The present invention relates to a catalyst comprising a) from 90% to 99.99% by weight of alumina in which said alumina is at least 90% by weight α-alumina and b) from 0.01% to 10% by weight of at least one metal of valency 0 selected from the group consisting of Pd, Ru, Pt, Rh and Ir, characterized in that the chloride content of said catalyst is less than 500 ppm, based on the total weight of the catalyst.