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专利名称：Process for the preparation of ethylene
polymers
发明人：Covezzi, Massimo,Mei, Gabriele,Baita,
Pietro,Marturano, Lorella
申请号：EP13151126.3申请日：20130114公开号：EP2754678A1公开日：20140716
摘要：A process for the preparation of ethylene polymers comprising polymerizingethylene, optionally with one or more α-olefin comonomers, in the presence of: (i) a solidcatalyst component comprising titanium, magnesium, halogen and optionally an internalelectron-donor compound, (ii) an aluminum alkyl compound, and (iii) an antistaticcompound selected among the hydroxyesters with at least two free hydroxyl groups,wherein the weight ratio of aluminum alkyl compound to solid catalyst component ishigher than 0.80 and the weight ratio of antistatic compound to aluminum alkylcompound is higher than 0.10.
申请人：Basell Poliolefine Italia S.r.l.
地址：Via Soperga, 14/A 20127 Milano IT
国籍：IT
代理机构：Colucci, Giuseppe
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