Catalyst component for olefin (co)polymerization, preparation thereof, a catalyst comprising the same and use thereof

US7388060B2 · kind B2 · utility

Assignees

• CHINA PETROLEUM & CHEMICAL CORPORATION · CN
• Beijing Research Institute of Chemical Industry · CN

Inventors

• Zhiwu Wang · Beijing, CN
• Zhong Tan · Beijing, CN
• Zhengyang Guo · Beijing, CN
• Kai Zhang · Warsaw, US
• Tianyi Li · Nanjing, CN
• Jun Xiao · Fremont, US
• Peng Kou · Beijing, CN
• Liang Pan · Beijing, CN
• Li'an Yan · Beijing, CN
• Xingbo Li · Beijing, CN
• Huijuan Xu · Richmond, CA
• Haixiang Cui · Beijing, CN
• Yu Wang · Hsinchu, TW
• Ling Yang · Lianyungang, CN

Key dates

• Filing date: Jan 4, 2006
• Grant date: Jun 17, 2008
• Expiry date: Jun 4, 2026

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F110/06
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention relates to a catalyst component for olefin (co)polymerization, to preparation thereof, to a catalyst comprising the same, and to use thereof in olefin (co)polymerization. The catalyst component of the invention comprises magnesium, titanium, halogen, inner electron donor compound, and alkoxy group derived from a surface modifier, wherein the content of the alkoxy group derived from the surface modifier is in a range of from 0.01 to 3 percent by weight, based on the weight of the catalyst component.