Photochromic sheet glass compositions and method

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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106 53, 106DIG6, C03C 308, C03C 310, C03C 326

Patent

active

041486617

ABSTRACT:
Chemically-strengthenable silver halide-containing lithium boroaluminosilicate glass compositions having physical and chemical characteristics required for sheet drawing processes and exhibiting excellent photochromic properties after heat treatment, and also strengthened photochromic drawn sheet glass articles provided therefrom, are described.

REFERENCES:
patent: 3208860 (1965-09-01), Armistead et al.
patent: 3419370 (1968-12-01), Cramer et al.
patent: 3795523 (1974-03-01), Moriya et al.
patent: 4017292 (1977-04-01), Mann

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