首页>
外国专利>
Solid titanium catalyst component for olefin polymerization olefin polymerization catalyst prepolymerized polyolefin-containing catalyst and method of olefin polymerization
Solid titanium catalyst component for olefin polymerization olefin polymerization catalyst prepolymerized polyolefin-containing catalyst and method of olefin polymerization
展开▼
机译:用于烯烃聚合的固体钛催化剂组分烯烃聚合催化剂预聚合的含聚烯烃催化剂和烯烃聚合的方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
A solid titanium catalyst component [Ia] containing magnesium, halogen, titanium and a compound having at least two ether linkags with a plurality of intermediately existing bonding atoms; a catalyst and a prepolymerized olefin-containing catalyst prepared by using the solid titanium catalyst component [Ia]; a method for preparing a polyolefin wherein said catalyst or prepolymerized olefin containing catayst is used. A catalyst and a prepolymerized olefin containing catalyst prepared by using a solid titanium catalyst component [Ib] containing magnesium, halogen, titanium and a specific electron donor (al), and a compound having at least two ether linkags with a plurality of intermediately existing bonding atoms; a method for preparing a polyolefin wherein said catalyst or prepolymerized olefin containing catayst is used. By virtue of the use of the catalysts or the prepolymerized olefin-containing catalysts, the polymerization reaction efficiently proceeds with high catalytic activity, giving polymers high in stereospecificity.
展开▼