Spherical magnesium halide adduct, a catalyst component and a catalyst for olefin polymerization prepared therefrom

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United States of America Patent

PATENT NO 9499569
SERIAL NO

13384419

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A magnesium halide adduct represented by the formula (I): MgX2.mROH.nE.pH2O, in which X is chlorine, bromine, a C1-C12 alkoxy, a C3-C10 cycloalkoxy or a C6-C10 aryloxy, with the proviso that at least one X is chlorine or bromine; R is a C1-C12 alkyl, a C3-C10 cycloalkyl or a C6-C10 aryl; E is an o-alkoxybenzoate compound represented by the formula (II): in which R1 and R2 groups are independently a C1-C12 linear or branched alkyl, a C3-C10 cycloalkyl, a C6-C10 aryl, a C7-C10 alkaryl or an C7-C10 aralkyl, the R1 and R2 groups are identical to or different from the R group; m is in a range of from 1.0 to 5.0; n is in a range of from 0.001 to 0.5; and p is in a range of from 0 to 0.8, is disclosed. A catalyst component useful in olefin polymerization, which comprises a reaction product of (1) the magnesium halide adduct, (2) a titanium compound, and optionally (3) an electron donor compound, is also disclosed.

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Patent Owner(s)

Patent OwnerAddress
BEIJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY CHINA PETROLEUM & CHEMICAL CORPORATIONNO 14 BEISANHUAN EAST ROAD CHAOYANG DISTRICT BEIJING 100013
CHINA PETROLEUM & CHEMICAL CORPORATION22 CHAOYANGMEN NORTH STREET CHAOYANG DISTRICT BEIJING 100728 100728

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Ying Beijing, CN 944 21963
Gao, Ping Beijing, CN 104 740
Li, Weili Beijing, CN 50 140
Liu, Yuexiang Beijing, CN 19 53
Peng, Renqi Beijing, CN 10 33
Qiao, Suzhen Beijing, CN 7 27
Wang, Xinsheng Beijing, CN 22 50
Xia, Xianzhi Beijing, CN 20 62
Yin, Maoping Beijing, CN 6 28
Zhang, Jigui Beijing, CN 10 26
Zhang, Tianyi Beijing, CN 45 53
Zhang, Zhihui Beijing, CN 132 1158

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