Fibrous media containing millimicron-sized particulates

Details Fibrous media containing millimicron-sized particulates Fibrous media containing millimicron-sized particulates

1982-07-23

1986-03-25

Chin, Peter

Paper making and fiber liberation

Processes and products

Non-fiber additive

1621681, 1621811, 1621814, 1621816, 210505, D21H 360

Patent

active

045781508

ABSTRACT:
A self supporting fibrous matrix containing immobilized therein at least about 5% by weight of micro-particulate, with an average diameter less than 1 micron, preferably fumed silica, or alumina, and flocculating amounts of a neutral organic polymeric resin having oxygen atoms along the backbone thereof, is useful for fluid treatment and filtration processes, especially delipidization and depyrogenation of fluids such as serum.

REFERENCES:
patent: 3141815 (1964-07-01), Manley
patent: 3228825 (1966-01-01), Waggoner
patent: 3253978 (1966-05-01), Bodendorf et al.
patent: 3266973 (1966-08-01), Crowley
patent: 3573158 (1971-03-01), Pall et al.
patent: 4305782 (1981-12-01), Ostreicher et al.
patent: 4309247 (1982-01-01), Hou et al.

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