CATALYST COMPONENT FOR OLEFIN POLYMERIZATION AND PREPARATION METHOD THEREOF

CATALYST COMPONENT FOR OLEFIN POLYMERIZATION AND PREPARATION METHOD THEREOF

A catalyst component for olefin polymerization is disclosed, which comprises at least one diol ester type electron donor compound (a) and at least one diether type electron donor compound (b) among others, wherein the molar ratio of a to b is 0.55-50. A preparation method of the catalyst component,...

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Bibliographische Detailangaben
Hauptverfasser: GAO PING, ZHANG JIGUI, XIA XIANZHI, PENG RENQI, LIU YUEXIANG, ZHAO JIN, ZHANG TIANYI, LI WEILI, YIN MAOPING, QIAO SUZHEN, TAN YANG
Format: Patent
Sprache:eng ; kor
Schlagworte:
CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:A catalyst component for olefin polymerization is disclosed, which comprises at least one diol ester type electron donor compound (a) and at least one diether type electron donor compound (b) among others, wherein the molar ratio of a to b is 0.55-50. A preparation method of the catalyst component, a catalyst comprising the catalyst component, and an olefin polymerization method using the catalyst which can especially be used for preparation of polypropylenes of low ash contents are also disclosed.