| 摘要 |
A process for producing a polymer, which comprises polymerizing a vinyl compound (I) represented by the general formula CH2=CH-R, wherein steric parameters Es and B1 of the substituent R are respectively -1.64 or less and 1.53 or more, or a vinyl compound (II) represented by the general formula CH2=CH-R', wherein a substituent R' is a secondary or tertiary alkyl group, in the presence of a catalyst obtained by combining: (A) a transition metal compound represented by the general formula [1] (B) an organoaluminum compound and (C) a boron compound
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