Process for producing methacrolein and methacrylic acid

Details Process for producing methacrolein and methacrylic acid Process for producing methacrolein and methacrylic acid

1980-01-04

1982-03-16

Garner, Vivian

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

Organic compounds

Carboxylic acids and salts thereof

252435, 252437, 562535, 568459, C07C 4565, C07C 4722, C07C 51235, C07C 5705

Patent

active

043202276

ABSTRACT:
A process for producing methacrolein and methacrylic acid by oxidizing isobutyl aldehyde with molecular oxygen or molecular oxygen-containing gas in the vapor phase characterized by the use of a catalyst of heteropoly-acid or a mixture of heterpoly-acid and its salt which has the general formula:

REFERENCES:
patent: 3998877 (1976-12-01), Ada et al.
patent: 4001316 (1977-01-01), Ishimi

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