Patent ID: 6462155
Filing Date: 2002-10-08
Classification: C08F

Abstract:
A catalyst for olefin polymerization, comprising (A) a transition metal compound which has a nitrogen-containing tridentate ligand and of which the transition metal is of Groups 8 to 10 of the Periodic Table, (B) an organoaluminium compound, wherein the transition metal compound (A) is represented by the following general formula (I): wherein M represents a transition metal of Groups 8 to 10 of the Periodic Table; R1, R2, R3 and R4 each independently represent a hydrogen atom, a hydrocarbon group having from 1 to 20 carbon atoms, or a cycloaromatic hydrocarbon group having from 7 to 20 carbon atoms in total; X and Y each independently represent a hydrogen atom, a halogen atom, or a hydrocarbon group having from 1 to 20 carbon atoms; and !Z represents a nitrogen-containing functional group represented by the following general formula (III): wherein R7, R8 and R9 each independently represent an aliphatic hydrocarbon group having from 1 to 20 carbon atoms, or a cycloaromatic hydrocarbon group having from 7 to 20 carbon atoms in total, and these may be bonded to each other to form a ring; n represents 0 or a natural number.