CHEMICALLY DURABLE POROUS GLASS WITH ENHANCED ALKALINE RESISTANCE
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United States of America Patent
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Jan 17, 2013
app pub date -
Jul 12, 2011
filing date -
Jul 12, 2011
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Abstract
Disclosed are a phase separable glass compositions used to produce chemically durable porous glass, e.g., porous glass powder, and the application of a sol gel coating to the glass to enhance chemical durability of the glass in alkaline solutions, and to the use of the glass, e.g., glass powder, as substrates for separation technology where harsh alkaline environments (pH≧12 e.g., pH 12-14) are routinely prevalent.
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