Infrared polarizing glasses

Glass manufacturing – Processes – With chemically reactive treatment of glass preform

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Details

65 32, 501 13, C03C 326, C03C 2300, C03B 1900

Patent

active

044798199

ABSTRACT:
The instant invention is directed to the preparation of glass articles exhibiting excellent polarization in the infrared portion of the spectrum from glasses characterized as containing silver halide particles therein selected from the group of AgCl, AgBr, AgI. The inventive method comprises four general steps:

REFERENCES:
patent: 3653863 (1972-04-01), Araujo et al.
patent: 4304584 (1981-12-01), Borrelli et al.

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