Purification and esterification of methacrylic acid

Details Purification and esterification of methacrylic acid Purification and esterification of methacrylic acid

1984-06-25

1988-04-19

Moyer, Donald B.

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

Organic compounds

Carboxylic acid esters

560218, 562600, 562606, 203 80, 203DIG21, C07C 6708

Patent

active

047391081

ABSTRACT:
A process is disclosed for separation of propionic acid and methacrylic acid and esterification of methacrylic acid with an aliphatic alcohol of from 1 to 4 carbon atoms in presence of a suitable catalyst wherein separation and esterification is obtained with minimal polymerization of methacrylic acid.

REFERENCES:
patent: 3392191 (1968-07-01), Ensor et al.
patent: 3639460 (1972-02-01), Wenzel et al.
patent: 3951756 (1976-04-01), Dirks et al.
patent: 4040913 (1977-08-01), Clovia et al.
patent: 4250328 (1981-02-01), Fujita et al.

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