| PATENT ASSIGNEE'S COUNTRY | Belgium |
| UPDATE | 01.00 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
- Inorganic support - Transition metal (M = Sc, Ti, Zr, Hf or V) metallocene of formula (Cp)a(Cp')bM(X)x(Z)z; Cp & Cp' denote cyclopenta dienyl coordinated to M; a+b+x+z = m (valency of M); x,z>0 & a &/or b different from zero; X = halogen; Z = hydrocarbon radical - Ionizing agent: Tri-Ph carbenium tetrakis(pentafluorophenyl) borate - Cr oxide such that Cr/M = 0.001-100 |
| PATENT PHOTOCOPY | Available on request |
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