Global Patent Index - EP 1060020 A1

EP 1060020 A1 20001220 - SUPPORTED DOUBLE METAL CYANIDE CATALYSTS, METHOD FOR PRODUCING THEM, AND THEIR USE FOR PRODUCING POLYETHER ALCOHOLS

Title (en)

SUPPORTED DOUBLE METAL CYANIDE CATALYSTS, METHOD FOR PRODUCING THEM, AND THEIR USE FOR PRODUCING POLYETHER ALCOHOLS

Title (de)

GETRÄGERTE DOPPELMETALLCYANIDKATALYSATOREN, VERFAHREN ZU IHRER HERSTELLUNG SOWIE IHRE VERWENDUNG ZUR HERSTELLUNG VON POLYETHERALKOHOLEN

Title (fr)

CATALYSEURS DE CYANURE METALLIQUE DOUBLE SUR SUPPORTS, LEUR PROCEDE DE PRODUCTION ET LEUR UTILISATION POUR LA PRODUCTION DE POLYETHERALCOOLS

Publication

EP 1060020 A1 20001220 (DE)

Application

EP 99937890 A 19990223

Priority

  • DE 19809539 A 19980305
  • EP 9901151 W 19990223

Abstract (en)

[origin: DE19809539A1] The invention relates to double metal cyanide catalysts (DMC) which are applied to solid, inert non-foamed supports, introduced into the same or shaped into forms. The invention also relates to the production of said double metal cyanide catalysts and to their use for producing polyether alcohols with a low unsaturated compound content by means of catalytic ring-opening polymerisation of alkylene oxides. The DMC can be e.g., zinc hexacyanocobaltate.

IPC 1-7

B01J 27/26; C08G 65/10; C08G 65/26

IPC 8 full level

B01J 27/26 (2006.01); C08G 65/26 (2006.01)

CPC (source: EP US)

B01J 27/26 (2013.01 - EP US); C08G 65/2663 (2013.01 - EP US); C08G 65/2693 (2013.01 - EP US)

Citation (search report)

See references of WO 9944739A1

Designated contracting state (EPC)

AT BE CH DE ES FR GB IT LI NL PT SE

DOCDB simple family (publication)

DE 19809539 A1 19990909; AR 014679 A1 20010328; EP 1060020 A1 20001220; US 6362126 B1 20020326; WO 9944739 A1 19990910

DOCDB simple family (application)

DE 19809539 A 19980305; AR P990100940 A 19990305; EP 9901151 W 19990223; EP 99937890 A 19990223; US 62355300 A 20000909