Method for producing aluminosilicate glass

Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...

Reexamination Certificate

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C501S064000, C501S066000, C501S067000, C065S135900

Reexamination Certificate

active

06992031

ABSTRACT:
The invention relates to a method for producing aluminosilicate glass that is devoid of alkali and that has a B2O3content of between 0 and <5 wt.-% and a BaO content in excess of 5.5 wt.-%. Said method is characterised by the addition of between 0.05 wt.-% and 1.0 wt.-% SnO2during the preparation of the mixture.

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