Treatment of asbestos diaphragms and resulting diaphragm

Details Treatment of asbestos diaphragms and resulting diaphragm Treatment of asbestos diaphragms and resulting diaphragm

1973-10-03

1976-11-09

Husack, Ralph

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

162153, 204295, 427372R, 427380, 427399, 428443, C25B 1306, D21H 518, D04H 158, B05D 302

Patent

active

039912515

ABSTRACT:
Disclosed is a method of preparing an asbestos diaphragm where alkali metal ions are provided from an aqueous alkaline solution within the fibrous asbestos diaphragm, the diaphragm is heated to form an alkali metal silicate layer on the asbestos fibers, and thereafter contacted with anolyte liquor.

REFERENCES:
patent: 737557 (1903-08-01), Friswell
patent: 984915 (1911-02-01), Heltzen
patent: 1865152 (1932-06-01), Stuart
patent: 3499812 (1970-03-01), Glav
patent: 3597514 (1971-08-01), Jager
patent: 3847762 (1974-11-01), Strain

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