Recovering anhydrous acrylic acid

Details Recovering anhydrous acrylic acid Recovering anhydrous acrylic acid

1972-07-17

1976-01-13

Yudkoff, Norman

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

203 63, 203 68, 260530N, 260533N, C07C 5300, C07C 5500, C07C 5700, C07C 5900

Patent

active

039325008

ABSTRACT:
Acrylic acid practically devoid of water, acrolein, formaldehyde and acetic acid is obtained at particularly low cost by countercurrent scrubbing and quenching of the reaction gas formed in the catalytic oxidation of propylene and/or acrolein with a high-boiling, extremely hydrophobic solvent followed by processing of the extract.

REFERENCES:
patent: 2575285 (1951-11-01), Carlson et al.
patent: 3405172 (1968-10-01), Brown
patent: 3432401 (1969-03-01), Tcherkawsky
patent: 3433831 (1969-03-01), Yomiyama
patent: 3507915 (1970-04-01), Newman
patent: 3513632 (1970-05-01), Hess et al.
patent: 3657332 (1972-04-01), Sennewald

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