申请人:TAKAOKI Kazuo
公开号:US20110144274A1
公开(公告)日:2011-06-16
A process for producing an olefin polymerization catalyst, comprising steps of (1) contacting a defined amount of a zinc compound represented by the defined formula, Zn(L
1
)
2
, with a defined amount of a halogenated alcohol represented by the defined formula, R
1
R
2
R
3
C—OH, thereby forming a zinc atom-containing compound, and (2) contacting the zinc atom-containing compound, a solid catalyst component containing a titanium atom, a magnesium atom and a halogen atom, an organoaluminum compound, and an external electron donor with one another; and a production process of an olefin polymer, comprising a step of polymerizing an olefin in the presence of an olefin polymerization catalyst produced by the above process.