Title:
DOUBLE METAL CYANIDE CATALYST FOR PREPARING POLYETHER POLYOL
Document Type and Number:
Japanese Patent JP2000281772
Kind Code:
A
Abstract:
To provide a double metal cyanide catalyst for preparing a polyether polyol directly applicable to the manufacture of a polyurethane.
This double metal cyanide catalyst comprises (a) one or more double metal cyanide compounds, (b) one or more organic complex ligands and (c) at least one compound selected from the group consisting of organic phosphate esters, organic phosphite esters, organic phosphonate esters, organic phosphonous acid esters, organic phosphinic acid esters and organic phosphinous acid esters, provided that the component (b) and the component (c) are different compounds from each other.
Inventors:
OOMS PIETER
HOFMANN JOERG DR
GUPTA PRAMOD
HOFMANN JOERG DR
GUPTA PRAMOD
Application Number:
JP2000080060A
Publication Date:
October 10, 2000
Filing Date:
March 22, 2000
Export Citation:
Assignee:
BAYER AG
International Classes:
B01J27/26; C08G65/26; B01J31/22; C07C41/03; C07C43/11; C07C43/23; C07F11/00; C07F15/00; C07F15/06; C07H15/08; C08F4/00; C08G65/10; C08G65/28; C08G65/34; (IPC1-7): C08G65/26
Attorney, Agent or Firm:
Aoyama Ryo (1 person outside)
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