Kaolin products and their production
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United States of America Patent
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Jan 25, 2011
Grant Date -
Mar 12, 2009
app pub date -
Sep 19, 2008
filing date -
Aug 17, 2000
priority date (Note) -
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Abstract
A particulate product comprising kaolin produced from a method wherein the kaolin of a feed suspension is such that not more than 30% by weight has a particle size less than 2 μm and not more than 30% by weight has a particle size greater than 10 μm, wherein the kaolin of a product suspension produced is such that not more than 10% by weight has a particle size greater than 10 μm and not more than 10% by weight has a particle size less than 0.25 μm, and wherein the particulate product comprises kaolin produced from a fine fraction suspension.
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