Claims
- 1. A process for the preparation of polyether polyols comprising reacting one or more alkylene oxides with one or more starter compounds containing active hydrogen atoms, in the presence of metal compounds corresponding to the formula (I):
- 2. A compound corresponding to the formula (XI)
- 3. A process for the preparation of a compound corresponding to formula (XI) of claim 2, comprising (A) first reacting (1) a compound corresponding to the formula (XII)
- 4. A process for the preparation of a compound corresponding to the formula (XI) of claim 2, wherein a compound corresponding to the formula (XIII)
- 5. A process for ring-opening polymerization of cyclic esters in the presence of compounds corresponding to the formula (XI) of claim 2.
- 6. The process of claim 1, wherein:
R1 represents a C1-C10 hydrocarbon radical which may be alkyl or aryl.
- 7. The process of claim 1, wherein:
E′ represents a C1-C10 hydrocarbon radical which may be alkyl or aryl.
- 8. The process of claim 2, wherein:
R1 represents a C1-C10 hydrocarbon radical which may be alkyl or aryl.
- 9. The process of claim 2, wherein:
E′ represents a C1-C10 hydrocarbon radical which may be alkyl or aryl.
- 10. The process of claim 3, wherein:
R1 represents a C1-C10 hydrocarbon radical which may be alkyl or aryl.
- 11. The process of claim 3, wherein:
E′ represents a C1-C10 hydrocarbon radical which may be alkyl or aryl.
- 12. The process of claim 4, wherein:
R1 represents a C1-C10 hydrocarbon radical which may be alkyl or aryl.
- 13. The process of claim 4, wherein:
E′ represents a C1-C10 hydrocarbon radical which may be alkyl or aryl.
Priority Claims (1)
Number |
Date |
Country |
Kind |
19846095.3 |
Oct 1998 |
DE |
|
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] The present application is a continuation-in-part application of U.S. application Ser. No. 09/411,065 filed Oct. 4, 1999.
Divisions (1)
|
Number |
Date |
Country |
Parent |
09827655 |
Apr 2001 |
US |
Child |
10277615 |
Oct 2002 |
US |
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
09411065 |
Oct 1999 |
US |
Child |
09827655 |
Apr 2001 |
US |