Sodium sulfonate blends as emulsifiers for petroleum oils
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United States of America Patent
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May 1, 2001
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N/A
app pub date -
Apr 4, 2000
filing date -
Apr 4, 2000
priority date (Note) -
Expired
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Abstract
The present invention relates to an emulsifier composition suitable for mixing with oil to form lubricants comprising at least one non-extracted salt of a natural petroleum sulfonic acid having about 15 wt-% to about 30 wt-% active content; at least one branched chain alkylaryl sulfonic acid or salt thereof; at least one linear alkylaryl sulfonic acid or salt thereof; and optionally at least one other sulfonic acid or salt thereof for adjusting the average equivalent equivalent weight of the resultant emulsifier composition.
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