Method of separation of furfural from diluted aqueous solutions

Details Method of separation of furfural from diluted aqueous solutions Method of separation of furfural from diluted aqueous solutions

1989-12-15

1991-04-30

Cintins, Ivars

Liquid purification or separation

Processes

Ion exchange or selective sorption

210692, 549490, B01D 1500

Patent

active

050116118

ABSTRACT:
Furfural is separated from a dilute aqueous solution by contacting the solution with a polymer adsorbent which comprises porous crosslinked copolymers of styrene and derivatives thereof, having an internal surface area greater than 30 m.sup.2 /g and subsequently desorbing furfural from the adsorbent through contact with an alcohol containing from 1 to 3 carbon atoms.

REFERENCES:
patent: 3531463 (1970-09-01), Gustafson
patent: 4071398 (1978-01-01), Baierl

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