Waterborne clay-containing emulsion paints with improved application performance
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United States of America Patent
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Nov 12, 1996
Grant Date -
N/A
app pub date -
Oct 11, 1994
filing date -
Oct 11, 1994
priority date (Note) -
Expired
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Abstract
This invention relates to a paint composition comprising a clay-containing pigment system, a latex binder, a polysaccharide thickener, and 0.005% to 2%, based upon the weight of the pigment, of a blocking agent which serves to prevent more than 20% of the polysaccharide thickener from being adsorbed onto the clay pigment surface, whereby the paint composition exhibits improved appearance and application performance.
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