Phosphated castor oil and derivatives
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United States of America Patent
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Mar 4, 2003
Grant Date -
Dec 12, 2002
app pub date -
May 14, 2001
filing date -
May 14, 2001
priority date (Note) -
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Abstract
The present invention relates to phosphated derivatives of castor oil and hydrogenated castor oil as well as phosphated esters of ricinoleic acid. The inclusion of the phosphate group results in improved water solubility and a series of dispersants and emulsifiers that provide excellent pigment dispersing properties.
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