申请人:UNIVATION TECHNOLOGIES, LLC
公开号:US20160032025A1
公开(公告)日:2016-02-04
Catalyst systems and methods for making and using the same. A catalyst system can include a non-metallocene catalyst having the structure: wherein M is a group 4 element, each of R
13
-R
20
are independently a hydrogen or a methyl group, wherein at least one of R
13
-R
20
is a methyl group, Ar is an aryl group or a substituted aryl group, Ar′ is an aryl group or a substituted aryl group, and each X is, independently, a hydride group, an amide, a benzyl group, a methyl group, a chloro group, a fluoro group, or a hydrocarbyl group.
催化剂系统及其制备和使用方法。催化剂系统可以包括具有以下结构的非金属茂咪啉催化剂:其中M是第四族元素,R13-R20中的每一个都是氢或甲基基团,其中至少一个是甲基基团,Ar是芳基或取代芳基,Ar'是芳基或取代芳基,每个X都是独立的,可以是氢化物基团、酰胺、苄基、甲基、氯基、氟基或烃基。