Antimicrobial glaze and poreclain enamel via double layer glaze with high zinc content
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United States of America Patent
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Issued Date -
May 7, 2009
app pub date -
May 5, 2006
filing date -
May 9, 2005
priority date (Note) -
Abandoned
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Abstract
A cost-effective and practical antimicrobial glaze system and glazing process is disclosed herein. The antimicrobial glaze/enamel may comprise at least two layers: a base layer and a top layer. The base layer may contain a typical or normal glaze widely used in sanitary ware, having a low level of zinc oxide. The base layer glaze may be directly sprayed on the clay body surface. A thin top glaze layer is sprayed on top of the base glaze layer and the top layer may contain a high level of zinc oxide.
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