Rare earth-containing alkali silicate frits and their use for the preparation of porcelain enamel coatings with improved cleanability
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United States of America Patent
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Jan 17, 1995
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N/A
app pub date -
Sep 14, 1993
filing date -
Sep 14, 1993
priority date (Note) -
Expired
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Abstract
The present invention relates to a rare earth-containing, alkali silicate frit which may be applied to a metal substrate to provide a porcelain enamel coating which has good thermal stability, an acid resistance of A on the PEI scale and improved cleanability, wherein the frit contains, based on the total weight of the frit:
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