Patent ID: 8013086
Filing Date: 2011-09-06
Classification: C08F,Y10S

Abstract:
1. A process for preparing copolymers of ethylene with α-olefin, having the density of 0.850˜0.910 by copolymerizing ethylene with (C3-C18) α-olefin in the presence of catalyst composition comprising transition metal compound catalyst represented by Chemical Formula (1) in a single reactor or continuous reactors connected in series or in parallel for 2-stage reaction: [In Chemical Formula (1), M represents transition metal from Group 4 in the Periodic Table of Elements; Cp represents cyclopentadienyl ring which is η R Ar X X2 represents R the alkyl, aryl, cycloalkyl, aralkyl, alkoxy, alkylsiloxy, arylsiloxy, alkylamino, arylamino, alkylthio or arylthio of R