Polymerization of carbon monoxide with ethylenically unsaturated

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymer of an ethylenically unsaturated reactant with a...

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528271, 528425, C08G 6702

Patent

active

050250922

ABSTRACT:
Polyesters or polyanhydrides are produced by reaction of unsaturated alcohol or unsaturated carboxylic acid of defined structure, respectively, with carbon monoxide in the presence of a catalyst composition formed from a palladium salt, a monodentate phosphorus ligand optionally mixed with bidentate phosphorus ligand, and an oxygen-containing acid having a pKa below 2.

REFERENCES:
patent: 4634780 (1987-01-01), Alper et al.
patent: 4841020 (1989-06-01), Drent

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