Process for the absorption of organic liquids by use of a hydrop

Details Process for the absorption of organic liquids by use of a hydrop Process for the absorption of organic liquids by use of a hydrop

1983-01-24

1985-05-28

Cintins, Ivars

Liquid purification or separation

Processes

Ion exchange or selective sorption

210693, 210924, B01D 1500

Patent

active

045199183

ABSTRACT:
A process is provided for the absorption of organic liquids, particularly oil, using hydrophobic fibrous material prepared by impregnating fibrous material comprising cellulose fibers with a liquid resinous material selected from the group consisting of acrylate prepolymers and polymers, alkyd prepolymers and polymers, and polyester prepolymers and polymers in an amount to provide in the impregnated fibrous material from about 0.5 to about 30% by weight polyacrylate, polyalkyd or polyester, and then heating the impregnated fibrous material to convert the polymer or prepolymer by chemical reaction into a hydrophobic polymer rendering the fibrous material hydrophobic.

REFERENCES:
patent: 3607741 (1971-09-01), Sohnius
patent: 3770575 (1973-11-01), Ball
patent: 4102783 (1978-07-01), Zenno et al.
patent: 4371441 (1983-02-01), Mathes et al.

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