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US 6,786,940 B1Granted
Paraffin dispersants with a lubricity effect for distillates of petroleum products
AssigneeBASF SE
InventorsBernd Wenderoth, Dieter Hermeling
Life of this patent
Estimating the term…
Abstract
The mixture contains (a) from 5 to 95% by weight of at least one reaction product of a poly(C2-20-carboxylic acid) having at least one tertiary amino group with secondary amines and (b) from 5 to 95% by weight of at least one reaction product of maleic anhydride and a primary alkylamine.
Claims12
A mixture containing
- (a) from 5 to 95% by weight of at least one reaction product of a poly(C2-20-carboxylic acid) having at least one tertiary amino group with secondary amines and
- (b) 5-95% by weight of at least one reaction product of maleic anhydride and a primary alkylamine.
Dependencies are inferred from the claim text.