Filter media and method of making same

Details Filter media and method of making same Filter media and method of making same

1985-04-11

1987-02-24

Schor, Kenneth M.

Paper making and fiber liberation

Processes and products

Non-fiber additive

162183, 210504, 210777, D21H 366, D21H 378

Patent

active

046455671

ABSTRACT:
Process for production of anionically charged filter media sheet including pretreatment of filter elements with cationic charge modifier, preferably, employing inorganic colloidal silica charge modifiers. The resulting filters are used for the removal of haze or haze formers from beverages.

REFERENCES:
patent: 3007878 (1961-11-01), Alexander et al.
patent: 3224927 (1965-12-01), Brown et al.
patent: 3234075 (1966-02-01), Braitberg
patent: 3252917 (1966-05-01), Mindick et al.
patent: 3253978 (1966-05-01), Bodendorf et al.
patent: 4007113 (1977-02-01), Ostreicher
patent: 4007114 (1977-02-01), Ostreicher
patent: 4190532 (1980-02-01), Halbfoster
patent: 4305782 (1981-12-01), Ostreicher et al.

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