Modified resins for solid-phase extraction

Details Modified resins for solid-phase extraction Modified resins for solid-phase extraction

1991-02-04

1991-12-10

Silverman, Stanley S.

Liquid purification or separation

Processes

Ion exchange or selective sorption

210909, B01D 1504, C02F 128

Patent

active

050715658

ABSTRACT:
A process of treating aqueous solutions to remove organic solute contaminants by contacting an aqueous solution containing polar organic solute contaminants with a functionalized polystyrene-divinyl benzene adsorbent resin, with the functionalization of said resin being accomplished by organic hydrophilic groups such as hydroxymethyl, acetyl and cyanomethyl.

REFERENCES:
patent: 2861948 (1958-11-01), McKellar
patent: 4196175 (1980-04-01), Jensen
patent: 4297220 (1981-10-01), Meitzner et al.
patent: 4303531 (1981-12-01), Kawabata et al.
patent: 4859736 (1989-08-01), Rink

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