申请人:Dow Global Technologies LLC
公开号:US10207262B2
公开(公告)日:2019-02-19
The invention relates to oligomerization of olefins, such as ethylene, to higher olefins, such as a mixture of 1-hexene and 1-octene, using a catalyst system that comprises a) a source of chromium b) one or more activators and c) a phosphacycle-containing ligating compound. Additionally, the invention relates to a phosphacycle-containing ligating compound and a process for making said compound.
本发明涉及使用催化剂体系将烯烃(如乙烯)低聚为高碳烯烃(如 1-己烯和 1-辛烯的混合物),该催化剂体系包括 a) 铬源 b) 一种或多种活化剂和 c) 含磷环连接化合物。此外,本发明还涉及一种含磷环的连接化合物和制造所述化合物的工艺。