Dispersants
9/10/2010
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7/6/2010
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Dispersant viscosity modifiers based on diene-containing polymers
Kolp et al of Lubrizol have developed a dispsersant for fuels and lubricants
in heavy duty diesel engines to keep soot dispersed and reduce viscosity
increases. This dispersant consists of isobutylene diene copolymers with 1
to 4 equivalents carboxylic acid groups per 1000 units combined with amines.
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