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. 22, 2022
Filed:
May. 30, 2018
Applicant:
Arkema France, Colombes, FR;
Inventors:
Laurent Wendlinger, Soucieu en Jarrest, FR;
Dominique Deur-Bert, Charly, FR;
Assignee:
ARKEMA FRANCE, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 19/08 (2006.01); C07C 21/18 (2006.01); C07C 17/383 (2006.01); C07C 17/38 (2006.01);
U.S. Cl.
CPC ...
C07C 17/383 (2013.01); C07C 19/08 (2013.01); C07C 21/18 (2013.01); C07C 17/38 (2013.01);
Abstract
The present invention relates to a method for producing high-purity 1,1,1,2,3,3-hexafluoropropane and a composition containing mainly 1,1,1,2,3,3-hexafluoropropane, suitable for use as a cleaning agent in the semiconductor industry.