Polychromatic glasses and method

Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...

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501 13, C03C 304, C03C 326

Patent

active

043092179

ABSTRACT:
A polychromatic glass article, colored by silver, is disclosed wherein the silver occurs as an anisotropic film at the surface of lithium bromide spherulites which crystallize directly on silver nuclei from lithium silicate and lithium aluminosilicate glasses. The article is produced by sequential radiation exposures and heat treatments of the glass.

REFERENCES:
patent: 4017318 (1977-04-01), Pierson et al.
patent: 4057408 (1977-11-01), Pierson et al.
patent: 4092139 (1978-05-01), Ference
patent: 4134747 (1979-01-01), Pierson et al.

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