Method of making light-absorbing glass-ceramic articles

Details Method of making light-absorbing glass-ceramic articles Method of making light-absorbing glass-ceramic articles

1977-07-22

1978-04-18

McCarthy, Helen M.

Compositions: coating or plastic

Coating or plastic compositions

Marking

65 32, 65 33, 106 398, 106 52, C03B 3200, C03C 322

Patent

active

040849740

ABSTRACT:
Light-absorbing glass-ceramic articles comprising beta-spodumene and/or beta-quartz as the principal crystal phase and exhibiting blue-to-black coloration are provided by adding a glass reducing agent to a titanium-containing lithium aluminosilicate glass batch for the parent glass.

REFERENCES:
patent: 1919264 (1933-07-01), Taylor
patent: 3634111 (1972-01-01), Foster et al.
patent: 3788997 (1974-01-01), MacKenzie
patent: 3854919 (1974-12-01), Pirooz
patent: 4009042 (1977-02-01), Rittler
patent: 4030903 (1977-06-01), Rittler

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