Water-removing material usable for hydrophobic liquids and proce

Details Water-removing material usable for hydrophobic liquids and proce Water-removing material usable for hydrophobic liquids and proce

Filed on

1982-02-23

Date issued

1985-03-26

Examiner

Spear, Frank

Patent Class

Liquid purification or separation

SubClass

Filter

SubSubClass

Supported, shaped or superimposed formed mediums

Other Related Categories

210DIG5, B01D 3916

Type

Patent

Status

active

Patent number

045072043

Description

ABSTRACT:
A water-removing material usable for hydrophobic liquids consisting of a fiber assemblage containing water-swellable fibers, at least a part of the fiber outer layer of which is composed of a hydrophilic, cross-linked polymer and the remainder of which is composed of an acrylonitrile polymer and/or another polymer; and a water-removing filter formed into the shape of a tube by winding said fiber assemblage around an internal tubular support, or by compressing said fiber assemblage into the shape of a tube.

REFERENCES:
patent: 3158532 (1964-11-01), Pall et al.
patent: 3460680 (1969-08-01), Domnick
patent: 4107121 (1978-08-01), Stoy
patent: 4183884 (1980-01-01), Wichterle et al.

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