Silica glass powder and a method for its production and a silica

Details Silica glass powder and a method for its production and a silica Silica glass powder and a method for its production and a silica

1991-09-04

1992-09-08

Lindsay, Robert L.

Glass manufacturing

Processes

With shaping of particulate material and subsequent fusing...

65 301, 65 321, 65900, 65901, C03B 1906

Patent

active

051455102

ABSTRACT:
A silica glass powder suitable for the production of a silica glass body product of a low silanol content, which is obtained by baking a dried silica gel powder obtained by a sol-gel method, at a temperature of from 1,000.degree. to 1,400.degree. C., wherein during the baking period, the silica gel powder is baked in a gas atmosphere containing from 10 to 100% by volume of steam for at least 5 hours.

REFERENCES:
patent: 4105427 (1978-08-01), Elmer
patent: 4707174 (1987-11-01), Johnson et al.
patent: 4767433 (1988-08-01), Iura et al.
patent: 4816299 (1989-03-01), Alpha et al.

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