用于乙烯聚合的氧化铬催化剂
阅读说明:本技术 用于乙烯聚合的氧化铬催化剂 (Chromium oxide catalyst for ethylene polymerization ) 是由 V·阿利耶夫 X·谭 于 2020-03-09 设计创作,主要内容包括:本发明涉及一种固体催化剂体系,其包含第一铬化合物、第二铬化合物、烷基铝化合物与含氮化合物的反应产物,以及氧化硅载体,其中第一铬化合物为三氧化铬或可转化为三氧化铬的化合物,第二铬化合物为甲硅烷基铬酸酯化合物,并且含氮化合物为环烷基胺化合物,其通式为R~(3)-NH-(2),其中R~(3)选自C3-C8环烷基。(The present invention relates to a solid catalyst system comprising a first chromium compound, a second chromium compound, a reaction product of an alkyl aluminum compound and a nitrogen-containing compound, and a silica support, wherein the first chromium compound is chromium trioxide or a compound convertible thereto, the second chromium compound is a silyl chromate compound, and the nitrogen-containing compound is a cycloalkylamine compound having the general formula R 3 ‑NH 2 Wherein R is 3 Is selected from C3-C8 cycloalkyl.)
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