Methods for dimerizing alpha-olefins utilizing immobilized buffered catalysts wherein the catalytic component is of the form (ligand)
2
-M-X
2
where X is a halogen, M is selected from the group of Ti, Zr, and Hf and ligand is selected from the group consisting of cyclopentadienyl, substituted cyclopentadienyl, indenyl, and substituted indenyl, wherein the two ligands may be the same or different compound are provided.
                            提供了利用固定缓冲催化剂二聚α-烯烃的方法,其中催化组分为(ligand)2-M-X2形式,其中X为卤素,M选自Ti、Zr和Hf组,
配体选自
环戊二烯基、取代
环戊二烯基、
茚基和取代
茚基,其中两个
配体可以是相同或不同的化合物。