Separation of acrylic acid from the reaction gases from the cata

Details Separation of acrylic acid from the reaction gases from the cata Separation of acrylic acid from the reaction gases from the cata

1994-02-28

1995-06-20

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

C07C 5142

Patent

active

054262216

ABSTRACT:
A process for the separation of acrylic acid from the reaction gases from the catalytic oxidation of propylene and/or acrolein by countercurrent absorption using a mixture of from 70 to 75 wt % of diphenyl ether and from 25 to 30 wt % of diphenyl plus from 0.1 to 25 wt % of o-dimethyl phthalate, based on said mixture.

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