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SOLID CATALYST ON COMPLEX TITANIUM(III) CHLORIDE BASE USEABLE TO STEREOSPECIFIC POLYMERISATION OF ALPHA-OLEFINS AND PROCESS FOR PREPARING SAME
SOLID CATALYST ON COMPLEX TITANIUM(III) CHLORIDE BASE USEABLE TO STEREOSPECIFIC POLYMERISATION OF ALPHA-OLEFINS AND PROCESS FOR PREPARING SAME
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机译:复杂的氯化钛(III)碱固体催化剂,可用于α-烯烃的立体比聚合及其制备方法
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摘要
Catalytic solids based on complexed titanium trichloride, which can be employed for the stereospecific polymerisation of alpha-olefins preactivated by being brought into contact with an organoaluminium preactivator comprising the product of reaction of a compound (a) chosen from organoaluminium compounds and of a compound (b) chosen from hydroxyaromatic compounds in which the hydroxyl group is sterically blocked. These solids enable propylene to be polymerised with an improved stereospecificity.
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