申请人:Knudsen D. Ronald
公开号:US20050187391A1
公开(公告)日:2005-08-25
A method of making a catalyst for use in oligomerizing an olefin comprising a chromium-containing compound, a pyrrole-containing compound, a metal alkyl, a halide-containing compound, and optionally a solvent, the method comprising contacting a composition comprising the chromium-containing compound and a composition comprising the metal alkyl, wherein the composition comprising the chromium-containing compound is added to the composition comprising the metal alkyl.
制备用于寡聚烯烃的催化剂的方法包括含铬化合物、含吡咯化合物、金属烷基、含卤化合物和可选的溶剂,该方法包括将含铬化合物的组合物与含金属烷基的组合物接触,其中含铬化合物的组合物被添加到含金属烷基的组合物中。