Global Patent Index - EP 1539670 A1

EP 1539670 A1 20050615 - METHOD FOR PRODUCING ACRYLIC ACID FROM PROPANE, IN THE PRESENCE OF MOLECULAR OXYGEN

Title (en)

METHOD FOR PRODUCING ACRYLIC ACID FROM PROPANE, IN THE PRESENCE OF MOLECULAR OXYGEN

Title (de)

VERFAHREN ZUR HERSTELLUNG VON ACRYLSÄURE AUS PROPAN IN GEGENWART VON SAUERSTOFF

Title (fr)

PROCEDE DE FABRICATION D'ACIDE ACRYLIQUE A PARTIR DE PROPANE,EN PRESENCE D OXYGENE MOLECULAIRE

Publication

EP 1539670 A1 20050615 (FR)

Application

EP 03769595 A 20030909

Priority

  • FR 0302674 W 20030909
  • FR 0211197 A 20020910
  • FR 0306412 A 20030527

Abstract (en)

[origin: WO2004024666A1] The invention concerns the production of acrylic acid from propane in the presence of molecular oxygen. Said method consists in passing a gas mixture comprising propane, molecular oxygen, water vapour and, optionally, an inert gas, on a catalyst of formula (I) Mo1VaTebNbcSidOx to oxidize propane into acrylic acid, the propane/molecular oxygen mol ratio in the initial gas mixture being not less than 0.5.

IPC 1-7

C07C 57/05; C07C 51/215; C07C 57/04

IPC 8 full level

B01J 23/00 (2006.01); B01J 23/28 (2006.01); B01J 27/057 (2006.01); C07B 61/00 (2006.01); C07C 51/215 (2006.01); C07C 57/04 (2006.01); C07C 57/05 (2006.01)

CPC (source: EP KR US)

B01J 23/002 (2013.01 - EP KR US); B01J 23/28 (2013.01 - EP KR US); B01J 27/0576 (2013.01 - EP KR US); C07C 51/215 (2013.01 - EP KR US); C07C 51/50 (2013.01 - KR); C07C 57/04 (2013.01 - KR); B01J 2523/00 (2013.01 - EP KR US)

Citation (search report)

See references of WO 2004024666A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2004024666 A1 20040325; AU 2003278286 A1 20040430; CN 100376538 C 20080326; CN 1681766 A 20051012; EP 1539670 A1 20050615; JP 2005538173 A 20051215; KR 20050053644 A 20050608; US 2006128989 A1 20060615; US 7345198 B2 20080318

DOCDB simple family (application)

FR 0302674 W 20030909; AU 2003278286 A 20030909; CN 03821521 A 20030909; EP 03769595 A 20030909; JP 2004535587 A 20030909; KR 20057004109 A 20050310; US 52687705 A 20050906