Mixed ethylene alpha olefin copolymer multifunctional viscosity modifiers useful in lube oil compositions
作者： David Yen-Lung Chung , John Brooke Gardiner , Steven James Searis , Paul Brice , Mark Joseph Struglinski
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摘要: The present invention relates to novel multifunctional viscosity modifiers comprising a mixture of derivatized ethylene-alpha olefin copolymers, A and B. Said copolymer from about 30 60 weight percent monomer units derived ethylene said B 80 ethylene.
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