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:
Mar. 28, 2006
Filed:
Dec. 21, 2001
Applicants:
Andrew P. Sharratt, Cheshire, GB;
Stuart Corr, Cheshire, GB;
Inventors:
Andrew P. Sharratt, Cheshire, GB;
Stuart Corr, Cheshire, GB;
Assignee:
Ineos Fluor Holdings Limited, Runcorn, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 41/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the purification of fluoromethyl hexafluoroisopropyl ether involving contacting a crude composition containing impure fluoromethyl hexafluoroisopropyl ether with an adsorbent having pores with a range of pore sizes whereby the difference between the smallest and largest pore size is at least 1 nm. The adsorbent suitably is a form of silica, alumina, or carbon.