| abstract |
A bridged metallocene compound of formula (I). Wherein M is a transition metal atom selected from elements belonging to Group 3, Group 4, Lanthanide or Actinide in the Periodic Table of Elements; X is the same or different from each other, and is a hydrogen atom, halogen atom, R, OR, OSO 2 CF 3 , OCOR, SR, NR 2 or PR 2 group; L is a divalent bridging group; R 1 and R 2 is the same as each other and is a C 1 -C 40 hydrocarbon group; R 3 is a hydrogen atom or a C 1 -C 40 hydrocarbon group; W is an aromatic 5- or 6-membered ring. |