作者: Harilaos Mavridis , Michael H. Treptau , Kiran M. Gupte , Mark K. Reinking , Charles S. Holland
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摘要: The present invention provides an ethylene copolymer resin that has unique melt elastic properties not observed in copolymers heretofore known. Specifically, the of when pelletized form a reduction elasticity (ER) 10% or more to final value 1.0 less upon rheometric low shear modification solution dissolution. Moreover, reactor-made exhibits at least partially reversible increase ER pelletizing same. An polymerization catalyst, process preparing and high-impact film are also provided herein.