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. 08, 2022
Filed:
May. 13, 2019
Applicant:
Arkema France, Colombes, FR;
Inventors:
Anne Pigamo, Pierre-Benite, FR;
Cédric Lavy, Pierre-Benite, FR;
Assignee:
ARKEMA FRANCE, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 17/20 (2006.01); C07C 21/18 (2006.01);
U.S. Cl.
CPC ...
C07C 21/18 (2013.01); C07C 17/206 (2013.01);
Abstract
The present invention relates to a process for producing 1-chloro-3,3,3-trifluoropropene, comprising the step i) of contacting hydrofluoric acid (HF) in a reactor with a starting composition comprising at least one of the chloro compounds selected from the group consisting of 1,1,3,3-tetrachloropropene (1230za), 1,3,3,3-tetrachloropropene (1230zd) and 1,1,1,3,3-pentachloropropane (240fa), or a mixture thereof, to produce a stream A comprising 1-chloro-3,3,3-trifluoropropene (1233zd), characterized in that said step i) is carried out in a low-HF liquid phase.