The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 24, 2013

Filed:

Aug. 13, 2010
Applicants:

Lunjia Xie, Beijing, CN;

Yongtai Ling, Beijing, CN;

Yu Tian, Beijing, CN;

Zaixing Feng, Beijing, CN;

Siyuan Zhao, Beijing, CN;

Qing HU, Beijing, CN;

Zhufang Sun, Beijing, CN;

Yu Kang, Beijing, CN;

Inventors:

Lunjia Xie, Beijing, CN;

Yongtai Ling, Beijing, CN;

Yu Tian, Beijing, CN;

Zaixing Feng, Beijing, CN;

Siyuan Zhao, Beijing, CN;

Qing Hu, Beijing, CN;

Zhufang Sun, Beijing, CN;

Yu Kang, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 31/00 (2006.01); C08F 4/02 (2006.01); C08F 4/44 (2006.01); C08F 4/06 (2006.01); C08F 2/00 (2006.01); C08F 4/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A catalyst component for olefin polymerization comprising an α-cyanosuccinate compound as an internal electron donor, a catalyst comprising the catalyst component, and use of the catalyst in olefin polymerization. When used in propylene polymerization, the catalyst can exhibit good catalytic activity and good hydrogen response, and the resulting polymer can have a good isotacticity and a good molecular weight distribution.


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