EP 2114850 A1 20091111 - PROCESS FOR CARBONYLATION OF DIMETHYL ETHER
Title (en)
PROCESS FOR CARBONYLATION OF DIMETHYL ETHER
Title (de)
VERFAHREN ZUR CARBONYLIERUNG VON DIMETHYLETHER
Title (fr)
PROCÉDÉ DE CARBONYLATION D'ÉTHER DIMÉTHYLIQUE
Publication
Application
Priority
US 2006047718 W 20061215
Abstract (en)
[origin: WO2008073096A1] A product comprising a C<SUB>1</SUB>-C<SUB>3</SUB> aliphatic carbbxylic acid or corresponding ester is produced by a process comprising reacting a C<SUB>1</SUB>-C<SUB>3</SUB> aliphatic alcohol or a reactive derivative thereof with carbon monoxide in the presence of a zeolite catalyst having an 8-member ring channel which is interconnected with a channel defined by a ring with greater than or equal to 8 members, the 8-member ring having a window size of at least 2.5 Angstroms x at least 3.6 Angstroms and at least one Brønsted acid site and the zeolite having a silica : X<SUB>2</SUB>O<SUB>3</SUB> ratio of at least 5, wherein X is selected from aluminium, boron, iron, gallium and mixtures thereof with the proviso that the zeolite is not mordenite or ferrierite.
IPC 8 full level
C07C 51/12 (2006.01); C07C 51/09 (2006.01); C07C 67/37 (2006.01)
CPC (source: EP KR)
B01J 29/50 (2013.01 - KR); C07C 51/09 (2013.01 - EP); C07C 51/12 (2013.01 - EP KR); C07C 67/37 (2013.01 - EP)
C-Set (source: EP)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated extension state (EPC)
RS
DOCDB simple family (publication)
WO 2008073096 A1 20080619; BR PI0622186 A2 20111227; CA 2671361 A1 20080619; CA 2671361 C 20141021; CN 101600678 A 20091209; CN 101600678 B 20120815; EP 2114850 A1 20091111; EP 2114850 A4 20130327; JP 2010513270 A 20100430; KR 20090092280 A 20090831; KR 20140054448 A 20140508; UA 95663 C2 20110825
DOCDB simple family (application)
US 2006047718 W 20061215; BR PI0622186 A 20061215; CA 2671361 A 20061215; CN 200680056629 A 20061215; EP 06845427 A 20061215; JP 2009541278 A 20061215; KR 20097012298 A 20061215; KR 20147009999 A 20061215; UA A200907279 A 20061215