Malachite preparation

Details Malachite preparation Malachite preparation

1977-05-06

1978-08-15

Garvin, Patrick P.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252443, 568855, B01J 2720

Patent

active

041070828

ABSTRACT:
Synthetic malachite of desirable particle size and distritution is coprecipitated with small amounts of uniformly dispersed bismuth. After nucleation, the crystals are grown at elevated temperatures. The malachite can be converted into a cuprous acetylide complex useful as an ethynylation catalyst.

REFERENCES:
patent: 2300969 (1942-11-01), Reppe et al.
patent: 3650985 (1972-03-01), Kirchner

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