Non-water soluble polymeric surfactants

Details Non-water soluble polymeric surfactants Non-water soluble polymeric surfactants

2011-07-26

2011-07-26

Wu, David (Department: 1762)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From natural resin or derivative reactant excluding tall oil...

C564S123000, C564S133000, C564S144000, C554S219000, C528S332000

Reexamination Certificate

active

07985820

ABSTRACT:
A non-water soluble polymeric surfactant is prepared by reacting a polymerized/bodied unsaturated oil with maleic anhydride followed by a further partial or complete reaction with an amine to form an amide; or an alcohol to form an ester.

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