Catalyst for olefin polymerization, method for producing olefin polymer, method for producing propylene-based copolymer, propylene polymer, propylene-based polymer composition, and use of those
申请人:Tohi Yasushi
公开号:US20080220193A1
公开(公告)日:2008-09-11
A catalyst for olefin polymerization, comprising:
(A-1) a bridged metallocene compound represented by the following Formula [1-1], and (b) at least one compound selected from: (b-1) an organoaluminum oxy compound, (b-2) a compound which forms an ion pair, and (b-3) an organoaluminum compound:
wherein in Formula [1-1], R
1
, R
2
, R
3
, R
4
, R
5
, R
8
, R
9
, and R
12
are each selected from a hydrogen, a hydrocarbon group and a silicon-containing group; the four groups of R
6
, R
7
, R
10
, and R
11
are not hydrogen atoms, and are each selected from a hydrocarbon group or a silicon-containing group; R
13
and R
14
are each a hydrocarbon group or the like, excluding a hydrogen atom and a methyl group; M is Ti, Zr or the like; Y is carbon or the like; Q is a halogen or the like; and j is an integer from 1
催化剂,用于烯烃聚合,包括:(A-1)桥联金属茂化合物,其表示为以下式[1-1];以及(b)至少一种化合物,选自:(b-1)有机铝氧化合物,(b-2)形成离子对的化合物,以及(b-3)有机铝化合物。在式[1-1]中,R1、R2、R3、R4、R5、R8、R9和R12各自选自氢、烃基和含硅基团;R6、R7、R10和R11的四个基团不是氢原子,各自选自烃基或含硅基团;R13和R14各自是烃基或类似的基团,不包括氢原子和甲基基团;M是Ti、Zr或类似的金属;Y是碳或类似的元素;Q是卤素或类似的元素;j是整数1或更大。