Title:
STABLE 2,3,3,3-TETRAFLUOROPROPENE COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2012/004487
Kind Code:
A3
Abstract:
The invention relates to a stable composition (CS) comprising at least x wt.-% 2,3,3,3-tetrafluoropropene (99.8 ≤ x < 100), at most y wt.-% unsaturated compound(s) (Ia) (0 < y ≤ 0.2) selected from among 3,3,3-trifluoropropene (HFO-1243zf) and the positional isomers of 2,3,3,3-tetrafluoropropene, such as 1,3,3,3-tetrafluoropropene (isomers Z and E) and1,1,2,3-tetrafluoropropene, and, optionally, at most 500 ppm of 3,3,3-trifluoropropyne and/or at most 200 ppm 1,1,1,2,3-pentafluoropropene (HFO-1225ye).
Inventors:
BOUSSAND BEATRICE (FR)
Application Number:
PCT/FR2011/051406
Publication Date:
March 29, 2012
Filing Date:
June 20, 2011
Export Citation:
Assignee:
ARKEMA FRANCE (FR)
BOUSSAND BEATRICE (FR)
BOUSSAND BEATRICE (FR)
International Classes:
C07C21/18; C09K5/04; C10M105/38; C10M107/32; C10M171/00
Domestic Patent References:
| WO2009137656A1 | 2009-11-12 |
Foreign References:
| US20100119460A1 | 2010-05-13 | |||
| US20060243944A1 | 2006-11-02 |
Other References:
KNUNYANTS I L ET AL: "Reactions of fluoro olefins. XIII. Catalytic hydrogenation of perfluoro olefins", IZVESTIA AKADEMII NAUK SSSR. SERIA HIMICESKAA, MOSCOW, RU, 1 January 1960 (1960-01-01), pages 1312 - 1318, XP002548816, ISSN: 0002-3353
Attorney, Agent or Firm:
DANG, Doris (Departement Propriete Industrielle42, rue d'Estienne d'Orves Colombes Cedex, FR)
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