| 主权项 |
1. A catalyst system for olefin oligomerization, comprising a compound represented by the following Chemical Formula 1, a source of a transition metal, and a cocatalyst: wherein, in Chemical Formula 1, A is represented by the following Chemical Formula 2, X is a C1-20 alkylene or a C6-14 arylene, R1 to R4 are independently a C1-20 alkyl, a C2-20 alkenyl, a C6-14 aryl, a C6-14 aryl substituted with a C1-4 alkyl, a C1-4 alkyl substituted with a C6-14 aryl, or a C6-14 aryl substituted with a C1-4 alkoxy, R5 to R14 are independently hydrogen, a C1-20 alkyl, a C2-20 alkenyl, a C6-14 aryl, a C6-14 aryl substituted with a C1-4 alkyl, a C1-4 alkyl substituted with a C6-14 aryl, or a C6-14 aryl substituted with a C1-4 alkoxy. |
