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:
Sep. 11, 2001
Filed:
Jun. 17, 1999
Applicant:
Inventors:
Yi-Chun Chen, Hsinchu, TW;
Kuang-Kai Liu, Hsinchu Hsien, TW;
Jing-Cherng Tsai, Kaohsiung, TW;
Bor-Ping Wang, Taoyuan, TW;
Hsiao-Fang Li, Chungli, TW;
Shu-Hua Chan, Miaoli Hsien, TW;
Assignee:
Industrial Technology Research Institute, Hsinchu, TW;
Primary Examiner:
Int. Cl.
CPC ...
C07F 1/700 ; C07F 7/00 ; B01J 3/100 ;
U.S. Cl.
CPC ...
C07F 1/700 ; C07F 7/00 ; B01J 3/100 ;
Abstract
The present invention provides a novel bimetallic metallocene with a high catalytic activity for preparing olefin polymers having a narrow MWD.