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Title:
METHOD FOR OBTAINING A PURIFIED HYDROFLUOROALKANE, PURIFIED HYDROFLUOROALKANE, USE OF SAME AND METHOD FOR ANALYSING SAME
Document Type and Number:
WIPO Patent Application WO2001066498
Kind Code:
A3
Abstract:
The invention concerns a method for obtaining a hydrofluoroalkane which consists in subjecting the hydrofluoroalkane comprising organic impurities to at least two distillations.

Inventors:
BALTHASART DOMINIQUE (BE)
ANCIAUX CHARLES-MARIE (FR)
MAHAUT YVES (BE)
KLUG ROLAND (DE)
Application Number:
PCT/EP2001/002806
Publication Date:
January 03, 2003
Filing Date:
March 07, 2001
Export Citation:
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Assignee:
SOLVAY (BE)
BALTHASART DOMINIQUE (BE)
ANCIAUX CHARLES-MARIE (FR)
MAHAUT YVES (BE)
KLUG ROLAND (DE)
International Classes:
G01N27/62; C07C17/38; C07C17/383; C07C19/08; G01N30/02; G01N30/10; G01N30/26; G01N30/54; G01N30/60; G01N30/72; G01N30/86; G01N30/88; A61K9/00; (IPC1-7): C07C17/383; C07C19/08; G01N30/72
Domestic Patent References:
WO1994019301A11994-09-01
WO1999050208A11999-10-07
WO1997037955A11997-10-16
WO2000014040A12000-03-16
Foreign References:
EP0467531A11992-01-22
EP0526002A21993-02-03
EP0389334A11990-09-26
EP0472391A11992-02-26
EP0507458A21992-10-07
US4129603A1978-12-12
US5475169A1995-12-12
US5696310A1997-12-09
EP0508631A11992-10-14
Other References:
DATABASE WPI Section Ch Week 199641, Derwent World Patents Index; Class A60, AN 1996-408337, XP002170720
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