Process for the manufacture of methacrylic or acrylic acid

Details Process for the manufacture of methacrylic or acrylic acid Process for the manufacture of methacrylic or acrylic acid

1976-01-02

1979-04-10

Garner, Vivian

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acids and salts thereof

252435, 252437, 562536, C07C 5132, C07C 5704

Patent

active

041488229

ABSTRACT:
Methacrolein or acrolein is oxidized with molecular oxygen in the presence of water vapor, a catalyst containing palladium, phosphorus, antimony(optionally) and oxygen and a phosphoric acid or a compound capable of forming phosphoric acid during the reaction.

REFERENCES:
patent: 3646127 (1972-02-01), Akiyama et al.
patent: 4042623 (1977-08-01), Ogawa

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