Method for treating pigment particles to improve dispersibility and particle size distribution
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United States of America Patent
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Sep 19, 2000
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N/A
app pub date -
Jan 23, 1997
filing date -
Jan 23, 1997
priority date (Note) -
Expired
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Abstract
Surface treated pigment particles made by contacting a dispersion of pigment particles with a halosilane or organohalosilane, elevating the temperature to form a siloxane on the surface of the particles and recovering the surface treated particles as a presscake or as dry particles.
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