Catalyst for making acrylic acid from acrolein or propylene

Details Catalyst for making acrylic acid from acrolein or propylene Catalyst for making acrylic acid from acrolein or propylene

1978-10-26

1980-06-17

Vertiz, O. R.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252469, 562535, B01J 2106, B01J 2108

Patent

active

042083060

ABSTRACT:
A method for preparing acrylic acid by oxidation of acrolein over a new and improved catalyst providing conversions of acrolein of greater than 99% with yields of acrylic acid in excess of 95%. The catalyst consists essentially of the oxides of molybdenum, vanadium, chromium, copper and titanium and optionally silicon on an inert carrier. Catalysts useful in the process contain the elements previously mentioned in the atomic ratios of

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