Stain Blocking Water Borne Coating Composition
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United States of America Patent
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Issued Date -
Sep 13, 2007
app pub date -
Jan 21, 2005
filing date -
Jan 22, 2004
priority date (Note) -
Abandoned
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Abstract
The invention relates to a stain blocking water borne coating composition, preferably for clear coats, comprising an organic binder and as stain blocking agent at least one type of inorganic nano-particles having a layered structure and a crystal structure with positively charged layers. Further, the invention relates to a method for coating a substrate comprising water extractable staining agents wherein the substrate is coated with an organic water borne coating composition comprising as stain blocking agent at least one type of inorganic nano-particles preferably having a layered structure and a crystal structure with positively charged layers and to coated substrates obtainable by this method
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