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:
Dec. 16, 2014
Filed:
May. 05, 2010
Applicants:
Michel Devic, Sainte Foy les Lyon, FR;
Nicolas Doucet, Lyons, FR;
Laurent Wendlinger, Soucieu en Jarrest, FR;
Geraldine Cavallini, Saint-Symphorien d'Ozon, FR;
Inventors:
Michel Devic, Sainte Foy les Lyon, FR;
Nicolas Doucet, Lyons, FR;
Laurent Wendlinger, Soucieu en Jarrest, FR;
Geraldine Cavallini, Saint-Symphorien d'Ozon, FR;
Assignee:
Arkema France, Colombes, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 17/354 (2006.01); C07C 19/08 (2006.01); C07C 21/18 (2006.01);
U.S. Cl.
CPC ...
C07C 17/354 (2013.01); C07C 21/18 (2013.01); C07C 19/08 (2013.01);
Abstract
The present invention relates to a method for producing 1,1,1,2,3,3-hexaafluoropropane, involving reacting gaseous phase hexafluoropropene with hydrogen in a superstoichimetric amount in the presence of a hydrogenation catalyst in a reactor, and recirculating a part of the gaseous effluent from the reactor.