Vitreous enamels

Details Vitreous enamels Vitreous enamels

1984-12-19

1985-11-26

Beck, Shrive P.

Coating processes

Solid particles or fibers applied

Uniting particles to form continuous coating with...

427201, 4273762, 4273763, 4273764, B05D 302

Patent

active

045554153

ABSTRACT:
A process for applying a vitreous enamel comprises applying a powdered vitreous frit to a metal, said frit having a water content of up to 0.03% by weight; this coated metal then being fired at a temperature in excess of the melting point of the frit, in a furnace having an atmosphere with a dew point of up to 10.degree. C. Metal particles may be admixed with the powdered frit to form a cermet or glass/metal composite. The powdered frit may be applied to a substrate as a non-aqueous slurry or an aqueous slurry including a polysaccharide based suspension agent.

REFERENCES:
patent: 1996840 (1934-04-01), Staley
patent: 3649327 (1972-03-01), Gornall
patent: 4221824 (1980-09-01), Leonard et al.
patent: 4265929 (1981-05-01), Wagner et al.

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