Process for dehydration of organic oxygenates

Details Process for dehydration of organic oxygenates Process for dehydration of organic oxygenates

1990-08-06

1991-07-16

Sever, Frank

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

210654, B01D 6136, B01D 6900

Patent

active

050322788

ABSTRACT:
A polyethylenimine membrane which has been cross-linked by heat treating at 100.degree. C.-200.degree. C. for 3-20 minutes may be used to dewater isopropanol or methyl ethyl ketone/toluene mixtures.

REFERENCES:
patent: 4808313 (1989-02-01), Michizuki et al.
patent: 4865745 (1989-09-01), Pasternak

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