申请人:Tonen Corporation
公开号:EP0273695A1
公开(公告)日:1988-07-06
A method for the production of a catalyst carrier for use in the in the polymerization of an olefin, which method comprises causing a magnesium-containing solid obtained by contact of (A) magnesium metal, (B) a halogenated hydrocarbon represented by the general formula, RX wherein R stands for an alkyl, aryl, or cycloalkyl group having 1 to 20 carbon atoms and X for a halogen atom, and (C) a compound of the general formula, XM(OR¹)m-n wherein X¹ stands for a hydrogen atom, a halogen atom, or a hydrocarbon group having 1 to 20 carbon atoms, M for a boron, carbon, silicon, aluminum, or phosphorus atom, R¹ for a hydrocarbon group having 1 to 20 carbon atoms, and m for the valency of said atom M, providing that m > n ≧ 0 is satisfied, to contact (D) a halogen-containing alcohol.
和 (C) 通式为 XM(OR¹)m-n 的化合物,其中 X¹ 代表氢原子、卤素原子或具有 1 至 20 个碳原子的烃基;M 代表硼、碳、硅、铝或磷原子;R¹ 代表具有 1 至 20 个碳原子的烃基;m 代表所述原子 M 的化合价,条件是 m > n ≧ 0。