Thermally stable, chemically resistant glass composition

Details Thermally stable, chemically resistant glass composition Thermally stable, chemically resistant glass composition

1994-08-04

1996-04-09

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 70, 501 72, C03C 3091, C03C 3087, C03C 3078

Patent

active

055061800

ABSTRACT:
The present invention relates to a thermally stable, chemically resistant glass composition incorporating the following constituents within the ranges given hereinafter as cationic percentages:

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Chemical Abstracts, vol. 117, No. 22, 30 Nov. 1992, Columbus, Ohio, US; abstract No. 218471k, p. 407.
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Derwent Publications Ltd., London, GB; 91 JP-125165 (Nippon Sheet Glass Co Ltd) Alkali-free glass with good thermal and chemical resistance--used for semiconductor substrates Apr. 1991.
Chemical Abstracts, vol. 113, No. 14, 1 Oct. 1990 Columbus, Ohio US; Abstract No. 119822m. p. 188.
Chemical Abstracts, vol. 90, No. 26, 25 Jun. 1979, Columbus, Ohio US; abstract No. 208890f, p. 312.
Database WPI, Section Ch. Week 7535, 1975 Derwent Publications Ltd., London, GB; Class L, AN 75-58024W& JP-A-50 022 568 (Asahi Glass Co.) 31 Jul. 1975.

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