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CATALYST FOR PRODUCTION OF SUPERHIGH-MOLECULAR WEIGHT POLYETHYLENE AND A METHOD FOR PRODUCTION OF SUPERHIGH-MOLECULAR WEIGHT POLYETHYLENE
CATALYST FOR PRODUCTION OF SUPERHIGH-MOLECULAR WEIGHT POLYETHYLENE AND A METHOD FOR PRODUCTION OF SUPERHIGH-MOLECULAR WEIGHT POLYETHYLENE
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机译:超高分子量聚乙烯的生产催化剂和超高分子量聚乙烯的生产方法
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FIELD: polymer production.;SUBSTANCE: catalyst is prepared by (i) providing magnesium compound solution via reaction of magnesium compound with aluminum or boron compound in alcohol; (ii) interaction of resulting solution with an ester containing at least one hydroxy group and an alkoxy group-containing silicon compound; and (iii) addition of mixture of titanium and silicon compounds to solution (ii) to give solid titanium catalyst.;EFFECT: achieved excellent catalytic activity allowing production of superhigh-molecular weight polyethylene with high volume density and narrow particle size distribution free of two coarse and two fine particles.;14 cl, 1 tbl, 12 ex
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机译:领域:催化剂:通过以下方式制备催化剂:(i)通过镁化合物与铝或硼化合物在醇中的反应提供镁化合物溶液; (ii)所得溶液与含有至少一个羟基和含烷氧基的硅化合物的酯的相互作用;效果:获得了优异的催化活性,可以生产体积密度高,粒径分布窄且不含两种的超高分子量聚乙烯粗颗粒和两个细颗粒。; 14 cl,1 tbl,12 ex
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