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. 15, 2015
Filed:
Oct. 05, 2012
E I Du Pont DE Nemours and Company, Wilmington, DE (US);
Ekaterina N Swearingen, Wilmington, DE (US);
THE CHEMOURS COMPANY FC, LLC, Wilmington, DE (US);
Abstract
Disclosed is a process involving contacting a hydrohalobutane selected from the group consisting of CFHCHClCHCClH, CFCHClCHCClH, CFCHClCHCCl, CFCClHCHFCClH and CFCClHCHFCCl, with HF in a reaction zone in the presence of an antimony halide catalyst selected from SbCland SbFto form a first product mixture containing a hydromonochlorofluorobutane. Also disclosed is a process involving contacting a hydrohalopentane selected from the group consisting of CFHCHClCHCXCXand CFCHClCHCXCX, wherein each X is independently selected from the group consisting of F and Cl, and not all X are fluorines, with HF in a reaction zone in the presence of an antimony halide catalyst selected from SbCland SbFto form a first product mixture containing a hydromonochlorofluoropentane. A compound of the formula CFCHClCHCHFis also disclosed.
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