申请人:SAUDI BASIC INDUSTRIES CORPORATION
公开号:US10059656B2
公开(公告)日:2018-08-28
A catalyst composition including the compound of Formula I as an internal electron donor,
wherein:
R1, R2, R3, R4, R5 and R6 are independently selected from a group consisting of hydrogen, straight, branched and cyclic alkyl and aromatic substituted and unsubstituted hydrocarbyl having 1 to 20 carbon atoms; R7 is selected from a group consisting of straight, branched and cyclic alkyl and aromatic substituted and unsubstituted hydrocarbyl having 1 to 20 carbon atoms; and R8 is selected from a group consisting of aromatic substituted and unsubstituted hydrocarbyl having 6 to 20 carbon atoms. Also disclosed is a process for preparing said polymerization catalyst composition; a polymerization catalyst system comprising said catalyst composition, a co-catalyst and optionally an external electron donor; a polyolefin obtainable by the process; and use of the compound of Formula I as in internal electron donor in catalysts for polymerization of olefins.
一种催化剂组合物,包括作为内部电子供体的式 I 化合物、
其中
R1、R2、R3、R4、R5 和 R6 独立地选自氢、具有 1 至 20 个碳原子的直链、支链和环状烷基以及芳香取代和未取代的烃基;R7 选自具有 1 至 20 个碳原子的直链、支链和环状烷基以及芳香取代和未取代的烃基;以及 R8 选自具有 6 至 20 个碳原子的芳香取代和未取代的烃基。还公开了制备所述聚合催化剂组合物的工艺;包含所述催化剂组合物、助催化剂和可选的外部电子供体的聚合催化剂体系;可通过该工艺获得的聚烯烃;以及式 I 化合物作为内部电子供体在烯烃聚合催化剂中的用途。