Catalyst for dehydration of lactic acid to acrylic acid

Details Catalyst for dehydration of lactic acid to acrylic acid Catalyst for dehydration of lactic acid to acrylic acid

1987-05-04

1988-03-08

Konopka, Paul E.

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

Catalyst or precursor therefor

Inorganic carbon containing

502208, 502214, 562599, B01J 2720, B01J 2718, B01J 27182, C07C 5704

Patent

active

047299789

ABSTRACT:
A process for producing an acidic dehydration catalyst to convert lactic acid to acrylic acid. The process comprises impregnating an inert metal oxide carrier with a phosphate salt and buffering the impregnated carrier with a base to a pH sufficient to provide the effective dehydration catalyst.

REFERENCES:
patent: 2859240 (1958-11-01), Holmen
patent: 3274121 (1966-09-01), Schneider
patent: 3285967 (1966-11-01), Schaeffer
patent: 4631264 (1986-12-01), Hagen

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