Organoaluminum-organophosphine-metal salt of a beta-diketone cat

Details Organoaluminum-organophosphine-metal salt of a beta-diketone cat Organoaluminum-organophosphine-metal salt of a beta-diketone cat

1977-01-21

1978-09-26

Anderson, Harold D.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

526187, 526188, 526189, 528416, 526 476, 526 481, B01J 3112, B01J 3114

Patent

active

041168690

ABSTRACT:
A catalyst system comprising (I) an organoaluminum compound, (II) an organophosphine compound, and (III) a metal salt of a beta-diketone, is effective to homopolymerize an alkene oxide, homopolymerize an ester of acrylic or methacrylic acid or certain other vinyl monomers, or to copolymerize an alkene oxide with an ester of acrylic or methacrylic acid or certain other vinyl monomers. Suitable vinyl monomers include vinyl esters, vinyl ethers, or vinyl ketones.

REFERENCES:
patent: 3437649 (1969-04-01), Mueller
patent: 3468860 (1969-09-01), Hsieh
patent: 3496247 (1970-02-01), Yuguchi et al.
patent: 3553182 (1971-01-01), Mueller
patent: 3558515 (1971-01-01), Kittleman et al.
patent: 3558520 (1971-01-01), Kubicek et al.
patent: 3755490 (1973-08-01), Yoo et al.
patent: 3798285 (1974-03-01), Yoo et al.
patent: 3925317 (1975-12-01), Hsieh
patent: 4020018 (1977-04-01), Hsieh

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