Catalyst for the preparation of methyl methacrylate

Details Catalyst for the preparation of methyl methacrylate Catalyst for the preparation of methyl methacrylate

1984-02-23

1985-05-28

Konopka, P. E.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Organic compound containing

502226, 502329, 560208, 560210, 560238, B01J 3104, B01J 2362, C07C 6700, C07C 6954

Patent

active

045201250

ABSTRACT:
Catalysts for the preparation of carboxylates from an aldehyde and an alkanol in the presence of oxygen, which contain palladium and lead as active components, these being present on a carrier containing zinc oxide, and the palladium being applied as a palladium salt in a solution containing hydrochloric acid and then being liberated by reduction, and whose carrier consists solely of zinc oxide, are particularly active and selective.

REFERENCES:
patent: 2681938 (1954-06-01), Lindlar
patent: 3827972 (1974-08-01), Kominami et al.
patent: 3917676 (1975-11-01), Kisaki et al.
patent: 4249019 (1981-02-01), Tamura et al.
patent: 4276200 (1981-06-01), Wu et al.

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