Process for producing alkali metal-rich aluminosilicate glasses, alkali metal-rich aluminosilicate glasses and use thereof

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United States of America Patent

PATENT NO 10703670
APP PUB NO 20180257976A1
SERIAL NO

15900801

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Abstract

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The invention relates to a process for producing alkali metal-rich aluminosilicate glasses having a content (in mol % based on oxide) of alkali metal oxides of 4-16 mol %, of Al2O3 of at least 4 mol % and of B2O3 of 0-4 mol %, wherein 0.15 mol % to 0.9 mol % of chloride(s) and at least one refining agent from the group of sulfate(s) (reported as SO3), CeO2 are added to the glass batch and wherein the sum total of refining agents added in the batch is 0.17 mol % to 1.3 mol %.

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Patent Owner(s)

Patent OwnerAddress
SCHOTT AGHATTENBERGSTRASSE 10 MAINZ 55122

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Eichholz, Rainer Frankfurt am Main, DE 23 202
Kass, Christof Tirschenreuth, DE 18 292

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