Process for making an ethynylation catalyst

Details Process for making an ethynylation catalyst Process for making an ethynylation catalyst

1974-11-19

1976-05-04

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

260635Y, B01J 3112, B01J 3114

Patent

active

039546691

ABSTRACT:
A new catalyst for the manufacture of butynediol from formaldehyde and acetylene, based on a carbonate which contains copper, has the structure of the natural mineral manasseite, also contains magnesium or aluminum or -- in place of aluminum -- iron or chromium and is converted into the catalyst by reaction of the copper ions with acetylene.

REFERENCES:
patent: 3650985 (1972-03-01), Kirchner

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