WATER DISPERSIBLE SOLID DISPERSION OF PIGMENT
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United States of America Patent
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Issued Date -
Aug 1, 2013
app pub date -
Oct 13, 2011
filing date -
Oct 13, 2010
priority date (Note) -
Abandoned
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Abstract
A solid dispersion of pigment for an aqueous composition includes a pigment and an ethoxylated alcohol. The solid dispersion of pigment is adapted for being directly incorporated into the aqueous composition with reduced shear for coloration. A method of preparing a solid dispersion of pigment for an aqueous composition with reduced shear mixing includes heating the mixture of an ethoxylated alcohol and a pigment, and cooling the mixture to obtain the solid dispersion of pigment.
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