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    • 3. 发明授权
    • Catalyst
    • 催化剂
    • US06248685B1
    • 2001-06-19
    • US09194673
    • 1999-04-01
    • Dawid Johannes JoubertIgnatius Hendrik PotgieterIoan Tincul
    • Dawid Johannes JoubertIgnatius Hendrik PotgieterIoan Tincul
    • B01J3100
    • C08F210/16C08F10/00Y10S526/916C08F4/6555C08F210/14C08F210/08C08F2500/12
    • A method of making a catalyst suitable for the polymerization of olefins includes the steps of mixing an ether having a total number of carbon atoms equal to or greater than 8, with hydrated magnesium chloride, to produce partially activated magnesium chloride; mixing an alkyl aluminum with the partially activated magnesium chloride to form unwashed activated magnesium chloride; and washing the activated magnesium chloride with an inert saturated hydrocarbon liquid, to obtain an activated magnesium chloride-containing slurry. A plurality of alcohols are mixed with the activated magnesium chloride-containing slurry to form an activated magnesium chloride/alcohol complex. Titanium tetrachloride is mixed with the activated magnesium chloride/alcohol complex, to form a magnesium chloride supported titanium catalyst.
    • 制备适合于烯烃聚合的催化剂的方法包括将总数等于或大于8的碳原子的醚与水合氯化镁混合以产生部分活化的氯化镁的步骤; 将烷基铝与部分活化的氯化镁混合以形成未洗涤的活化氯化镁; 并用惰性饱和烃液体洗涤活化的氯化镁,得到活化的含氯化镁的浆料。 将多种醇与活化的含氯化镁的浆料混合以形成活化的氯化镁/醇络合物。 将四氯化钛与活化的氯化镁/醇络合物混合,形成载有氯化镁的钛催化剂。