发明授权
US06225425B1 Syndio-isoblock polymer and process for its preparation 失效
聚合物 - 异克二烯聚合物及其制备方法

Syndio-isoblock polymer and process for its preparation
摘要:
Syndio-isoblock polymers of 1-olefins having molecular chains which contain syndiotactic and isotactic sequences are obtained if the polymerization of the 1-olefins is carried out using a catalyst which is composed of a bridge chiral metallocene of the formula I an an aluminoxane. The polymers have some rubber-like properties.
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