<p>The present invention relates to novel multifunctional viscosity modifiers comprising a mixture of derivatized ethylene-alpha olefin copolymers, A and B. Said A copolymer comprising from about 30 to about 60 weight percent monomer units derived from ethylene and said B copolymer comprising from about 60 to about 80 weight percent units derived from ethylene.</p>
申请公布号
EP0673407(A1)
申请公布日期
1995.09.27
申请号
EP19940903420
申请日期
1993.12.03
申请人
EXXON CHEMICAL PATENTS INC.
发明人
CHUNG, DAVID, YEN-LUNG;BRICE, PAUL;SEARIS, STEVEN JAMES;STRUGLINSKI, MARK, JOSEPH;GARDINER, JOHN, BROOKE