Process for dewatering porous glass

Details Process for dewatering porous glass Process for dewatering porous glass

1977-04-25

1978-08-08

Lindsay, Jr., Robert L.

Glass manufacturing

Processes

With chemically reactive treatment of glass preform

65 32, C03C 1500

Patent

active

041054270

ABSTRACT:
A process for removing hydroxyl groups from porous 96% silica glass to provide dewatered porous or consolidated glass, which method comprises the step of contacting the porous glass with water vapor prior to heating in a dry environment, is described.

REFERENCES:
patent: 2982053 (1961-05-01), Elmer
patent: 3149946 (1964-09-01), Elmer
patent: 3782915 (1974-01-01), Filbert et al.
patent: 3938974 (1976-02-01), Macedo et al.

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