Global Patent Index - EP 2125677 A1

EP 2125677 A1 20091202 - METHOD FOR PRODUCING 1,1-DIFLUOROETHANE

Title (en)

METHOD FOR PRODUCING 1,1-DIFLUOROETHANE

Title (de)

VERFAHREN ZUR HERSTELLUNG VON 1,1-DIFLUORETHAN

Title (fr)

PROCEDE DE FABRICATION DU 1,1-DIFLUOROETHANE

Publication

EP 2125677 A1 20091202 (FR)

Application

EP 08761905 A 20080108

Priority

  • FR 2008050029 W 20080108
  • FR 0752929 A 20070129

Abstract (en)

[origin: FR2911870A1] A method for the production of 1,1-difluoroethane (I) by gas-phase catalytic fluorination of 1,2-dichloroethane (D12) with anhydrous hydrofluoric acid involves using a mixed catalyst containing oxides, halides, oxyhalides and/or mineral salts of nickel and chromium, possibly on a support.

IPC 8 full level

C07C 17/20 (2006.01); C07C 19/08 (2006.01)

CPC (source: EP)

B01J 27/132 (2013.01); B01J 37/26 (2013.01); C07C 17/087 (2013.01); C07C 17/206 (2013.01); C07C 17/25 (2013.01); C07C 19/08 (2013.01); B01J 27/122 (2013.01)

Citation (search report)

See references of WO 2008107578A1

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

DOCDB simple family (publication)

FR 2911870 A1 20080801; FR 2911870 B1 20090320; EP 2125677 A1 20091202; WO 2008107578 A1 20080912

DOCDB simple family (application)

FR 0752929 A 20070129; EP 08761905 A 20080108; FR 2008050029 W 20080108