Method of producing crystallized glass from phosphate glass

Details Method of producing crystallized glass from phosphate glass Method of producing crystallized glass from phosphate glass

1981-10-28

1983-11-29

Schor, Kenneth M.

Glass manufacturing

Processes

Devitrifying glass or vitrifying crystalline glass

156313, 23296, 501 10, C03B 3200

Patent

active

044179120

ABSTRACT:
A phosphate glass such as calcium metaphosphate (Ca(PO.sub.4).sub.2) is heat-treated in a temperature gradient to obtain a crystallized glass (glass-ceramics) made of oriented fiber like crystals which has high bending strength in an abraded state.

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patent: 3241935 (1966-03-01), Stookey
patent: 3298795 (1967-01-01), Hamilton et al.
patent: 3758705 (1973-09-01), Schmid
patent: 3922155 (1975-11-01), Broemer et al.
patent: 3981736 (1976-09-01), Broemer et al.
patent: 4231776 (1980-11-01), Trojer et al.
Abe; Nature, vol. 282 No. 5734, pp. 55-56, Nov. 1, 1979.

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