Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Inorganic carbon containing
Reexamination Certificate
2005-02-08
2005-02-08
Wood, Elizabeth D. (Department: 1755)
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Inorganic carbon containing
C502S156000, C502S159000, C502S161000, C502S162000, C502S167000, C502S168000, C502S170000, C502S171000, C502S172000, C502S155000
Reexamination Certificate
active
06852664
ABSTRACT:
The present invention relates to novel double metal cyanide (DMC) catalysts for the preparation of polyether polyols by a polyaddition reaction between alkylene oxides and starter compounds having active hydrogen atoms, wherein the catalyst contains a) at least one double metal cyanide compound, b) at least one organic complexing ligand and c) at least one fluorine-containing complexing ligand.
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Döbler Martin
Hofmann Jörg
Ooms Pieter
Bayer Aktiengesellschaft
Gil Joseph C.
Mrozinski, Jr. John E.
Wood Elizabeth D.
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