US 9,809,663 B2
Catalyst component for olefin polymerization, preparation method thereof, and catalyst comprising same
Xianzhi Xia, Beijing (CN); Jin Zhao, Beijing (CN); Weili Li, Beijing (CN); Yuexiang Liu, Beijing (CN); Yongtai Ling, Beijing (CN); Ping Gao, Beijing (CN); Yang Tan, Beijing (CN); Futang Gao, Beijing (CN); Renqi Peng, Beijing (CN); and Jigui Zhang, Beijing (CN)
Assigned to CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing (CN); and BEIJING REAEARCH INSTITUTE OF CHEMICAL INDUSTRY, CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing (CN)
Appl. No. 15/29,870
Filed by China Petroleum & Chemical Corporation, Beijing (CN); and Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation, Beijing (CN)
PCT Filed Oct. 17, 2014, PCT No. PCT/CN2014/088808
§ 371(c)(1), (2) Date Apr. 15, 2016,
PCT Pub. No. WO2015/055137, PCT Pub. Date Apr. 23, 2015.
Claims priority of application No. 2013 1 0491626 (CN), filed on Oct. 18, 2013.
Prior Publication US 2016/0264694 A1, Sep. 15, 2016
Int. Cl. C08F 110/06 (2006.01); C08F 10/06 (2006.01)
CPC C08F 110/06 (2013.01) [C08F 10/06 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A catalyst component for olefin polymerization, comprising reaction products of the following components:
(1) a solid component;
(2) at least one titanium compound; and
(3) at least two internal electron donors;
wherein the solid component comprises a magnesium compound represented by formula (1) and an epoxide represented by formula (2),

OG Complex Work Unit Drawing
wherein, RI is a C1-C12 linear or branched alkyl; RII and RIII are identical or different, and are independently hydrogen or unsubstituted or halogen-substituted C1-C5 linear or branched alkyl; X is halogen; m is in a range of from 0.1 to 1.9, n is in a range of from 0.1 to 1.9, and m+n=2;
wherein the content of the epoxide represented by the formula (2) is in a range of from 0.01 to 0.8 moles per mole of the magnesium compound represented by the formula (1); and
wherein the solid component is obtained by reacting a magnesium halide-alcohol adduct solution with the epoxide represented by the formula (2) in the presence of at least one polymeric dispersion stabilizer.