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.
Patent No.:
Date of Patent:
May. 25, 2010
Filed:
Jul. 03, 2008
Chunyu Zhang, Changchun, CN;
Hongguang Cai, Changchun, CN;
Bin Chen, Changchun, CN;
Yuping Yuan, Changchun, CN;
Qiaofeng Zhang, Changchun, CN;
Weimin Dong, Changchun, CN;
Xuequan Zhang, Changchun, CN;
Chunyu Zhang, Changchun, CN;
Hongguang Cai, Changchun, CN;
Bin Chen, Changchun, CN;
Yuping Yuan, Changchun, CN;
Qiaofeng Zhang, Changchun, CN;
Weimin Dong, Changchun, CN;
Xuequan Zhang, Changchun, CN;
Abstract
The present invention relates to a catalyst for synthesizing a polypropylene with a wide molecular weight distribution and use of the same. The catalyst comprises magnesium halide, titanium-containing compound, and an organic phosphate type electron donor compound. By the catalyst according to the present invention, a propylene polymer with a wide molecular weight distribution, easily controllable isotacticity and good processing properties can be synthesized.