Glass-ceramic and process therefor

Details Glass-ceramic and process therefor Glass-ceramic and process therefor

1971-05-17

1976-11-09

Bashore, S. Leon

Glass manufacturing

Processes

With chemically reactive treatment of glass preform

65 33, C03C 2100, C03C 322

Patent

active

039908771

ABSTRACT:
This invention relates generally to articles of glass-ceramic, including glass-ceramic components of articles, and to processes for manufacturing these glass-ceramic articles. Specifically, a glass article is formed, the surface layer of the article is ion exchanged to add lithium, the surface layer is crystallized, and finally the whole article is bulk crystallized.

REFERENCES:
patent: 2920971 (1960-01-01), Stookey
patent: 3113009 (1963-12-01), Brown et al.
patent: 3253975 (1966-05-01), Olcatt et al.
patent: 3282770 (1966-11-01), Stookey et al.
patent: 3428513 (1969-02-01), Dehman
patent: 3464807 (1969-04-01), Pressau
patent: 3498775 (1970-03-01), Simmons
patent: 3573020 (1971-03-01), Karstetter

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