摘要 |
An olefin polymerization catalyst having a high polymerization activity at high temperatures and a process for olefin polymerization using the catalyst are disclosed. The olefin polymerization catalyst comprises a transition metal compound which is represented by the following formula (I) and in which the net charge parameter of the central metal is not more than 2.00: wherein M is a transition metal atom of Group 4 to Group 5 of the periodic table, m is an integer of 1 to 5, Q is -N- or -C(R<SUP>2</SUP>)-, A is -O-, -S-, -Se- or -N(R<SUP>5</SUP>)-, R<SUP>1 </SUP>is an aliphatic hydrocarbon group or an alicyclic hydrocarbon group, R<SUP>2 </SUP>to R<SUP>5 </SUP>are each a hydrogen atom, a hydrocarbon group, an oxygen-containing group or the like, n is a number satisfying a valence of M, and X is a hydrogen atom, a halogen atom, a hydrocarbon group or the like.
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