Global Patent Index - EP 2148849 A2

EP 2148849 A2 20100203 - PROCESS FOR PREPARING (HYDRO)(CHLORO)OLEFINS

Title (en)

PROCESS FOR PREPARING (HYDRO)(CHLORO)OLEFINS

Title (de)

VERFAHREN ZUR HERSTELLUNG VON (HYDRO-)(CHLOR-)OLEFINEN

Title (fr)

PROCEDE DE PREPARATION DES (HYDRO)(CHLORO)OLEFINES

Publication

EP 2148849 A2 20100203 (FR)

Application

EP 08805769 A 20080513

Priority

  • FR 2008050821 W 20080513
  • FR 0755357 A 20070531

Abstract (en)

[origin: WO2008149011A2] The present invention relates to a process for preparing (hydro)(chloro)fluoroolefins, comprising at least one step of liquid-phase fluorination of a (hydro)haloalkane or of a (hydro)haloalkene in the presence of at least one ionic liquid as catalyst. The ionic liquids are derived from Lewis acids based on aluminium, titanium, niobium, tantalum, tin, antimony, nickel, zinc or iron.

IPC 8 full level

C07C 17/20 (2006.01); C07C 21/18 (2006.01)

CPC (source: EP US)

C07C 17/206 (2013.01 - EP US); C07C 17/25 (2013.01 - EP US)

C-Set (source: EP US)

  1. C07C 17/206 + C07C 21/18
  2. C07C 17/25 + C07C 21/18

Citation (search report)

See references of WO 2008149011A2

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA MK RS

DOCDB simple family (publication)

FR 2916755 A1 20081205; FR 2916755 B1 20090821; CN 101679151 A 20100324; EP 2148849 A2 20100203; US 2010191025 A1 20100729; WO 2008149011 A2 20081211; WO 2008149011 A3 20090416

DOCDB simple family (application)

FR 0755357 A 20070531; CN 200880016545 A 20080513; EP 08805769 A 20080513; FR 2008050821 W 20080513; US 60136508 A 20080513