Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1990-12-13
1992-05-19
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
526327, C08F 2606
Patent
active
051150590
ABSTRACT:
Terpolymers having enhanced pour point depressant properties are disclosed which comprise (1) an alkyl ester of unsaturated monocarboxylic acid, (2) an olefinically unsaturated homo or heterocyclic-nitrogen compound, and (3) an allyl acrylate or methacrylate or a perfluoroalkyl ethyl acrylate or methacrylate. A process for preparing the terpolymers is additionally disclosed.
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Conoco Inc.
Sarofim N.
Schofer Joseph L.
Williams Cleveland R.
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