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    • 30. 发明专利
    • Method for producing olefin polymer
    • 生产烯烃聚合物的方法
    • JP2006219560A
    • 2006-08-24
    • JP2005033134
    • 2005-02-09
    • Nippon Petrochemicals Co Ltd新日本石油化学株式会社
    • YANAGAWA SHINICHIRO
    • C08F240/00C08F4/12
    • PROBLEM TO BE SOLVED: To provide a method for improving catalytic efficiency, with which influence by an extractive solvent is reduced or eliminated in producing an olefin polymer by using a liquid hydrocarbon mainly containing a 4C olefin obtained from a raffinate of an extractive distillation comprising a diene-based hydrocarbon as an extract in the presence of a granular solid acid catalyst. SOLUTION: A liquid raw material hydrocarbon is brought into contact with an aluminum atom-containing treatment agent and polymerized in the presence of a granular solid acid catalyst containing ≥60% by mass of particles having COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种提高催化效率的方法,通过使用主要含有由萃取物的萃余液获得的4C烯烃的液体烃在制备烯烃聚合物中降低或消除萃取溶剂的影响 在颗粒状固体酸催化剂存在下,含有作为萃取液的二烯类烃的蒸馏。 解决方案:将液态原料烃与含铝原子处理剂接触,并在含有≥60质量%粒径<1400μm的粒子的粒状固体酸催化剂存在下聚合。 版权所有(C)2006,JPO&NCIPI