An olefin polymerization catalyst comprising the following components (A) and (B):
Component (A) : an ion-exchange layered silicate having an acid site of at most -8.2 pKa, the amount of the acid site is equivalent to at least 0.05 mmol/g of 2,6-dimethylpyridine consumed for neutralization; and
Component (B) : a compound of a transition metal belonging to Group 3 to Group 12 of the Periodic Table.
一种烯烃聚合催化剂,由以下组分(A)和(B)组成:
组分(A):离子交换层状
硅酸盐,其酸性位点至多为-8.2 pKa,酸性位点的量相当于至少 0.05 mmol/g 2,6-二
甲基吡啶的中和消耗量;以及
成分(B):属于元素周期表第 3 族至第 12 族的过渡
金属化合物。