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:
Sep. 13, 2022
Filed:
Dec. 17, 2018
Applicants:
Arkema France, Colombes, FR;
Ifp Energies Nouvelles, Rueil-Malmaison, FR;
Inventors:
Catherine Laroche, Vernaison, FR;
Ludivine Bouvier, Orthez, FR;
Javier Perez-Pellitero, Lyons, FR;
Marie-Laurence Labede, Lescar, FR;
Assignees:
Arkema France, Colombes, FR;
IFP Energies Nouvelles, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/18 (2006.01); B01D 15/18 (2006.01); B01J 20/30 (2006.01); C07C 7/13 (2006.01); B01J 29/08 (2006.01); B01J 35/02 (2006.01); B01J 37/00 (2006.01); C07C 15/04 (2006.01); C07C 15/08 (2006.01); C07C 15/02 (2006.01); C07C 29/76 (2006.01); C07C 15/06 (2006.01); C07C 39/07 (2006.01); C07C 211/50 (2006.01); C07C 201/16 (2006.01); C07C 205/06 (2006.01);
U.S. Cl.
CPC ...
B01J 20/186 (2013.01); B01D 15/1821 (2013.01); B01J 20/3028 (2013.01); B01J 20/3078 (2013.01); B01J 20/3085 (2013.01); B01J 29/08 (2013.01); B01J 29/082 (2013.01); B01J 35/023 (2013.01); B01J 37/0009 (2013.01); C07C 7/13 (2013.01); C07C 15/02 (2013.01); C07C 15/04 (2013.01); C07C 15/06 (2013.01); C07C 15/08 (2013.01); C07C 29/76 (2013.01); C07C 39/07 (2013.01); B01D 2253/108 (2013.01); B01D 2253/1085 (2013.01); B01J 2229/18 (2013.01); B01J 2229/186 (2013.01); B01J 2229/42 (2013.01); C07C 201/16 (2013.01); C07C 205/06 (2013.01); C07C 211/50 (2013.01);
Abstract
The present invention relates to zeolite adsorbents based on agglomerated crystals of zeolite X comprising barium, potassium, sodium and strontium. These adsorbents have applications in the separation of fractions of aromatic C8 isomers and in particular xylenes.