摘要 |
A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining: (A) a first metal complex olefin polymerization catalyst, (B) a second metal complex olefin polymerization catalyst capable of preparing polymers differing in chemical or physical properties from the polymer prepared by catalyst (A) under equivalent polymerization conditions, and (C) a chain shuttling agent. |
申请人 |
DOW GLOBAL TECHNOLOGIES INC. |
发明人 |
ARRIOLA, DANIEL J.;CARNAHAN, EDMUND, M.;CHEUNG, YUNWA, W.;DEVORE, DAVID, D.;GRAF, DAVID, D.;HUSTAD, PHILLIP, D.;KUHLMAN, ROGER, L.;LI PI SHAN, COLIN;POON, BENJAMIN, C.;ROOF, GORDON, R.;STEVENS, JAMES, C.;STIRN, PAMELA, J.;WENZEL, TIMOTHY, T. |