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公开(公告)号：BR7807734A
公开(公告)日：1979-07-31
申请号：BR7807734
申请日：1978-11-24
Applicant: HOECHST AG
Inventor： FRANK R , DIEDRICH B
Abstract: The high activity rate of known polymerization catalysts on the basis of metal alcoholates can be considerably increased by after-treating these catalysts with acid halides of the 3rd or 4th main group or the 4th subgroup of the Periodic Table.
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