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:
Mar. 27, 2001
Filed:
Jul. 28, 1999
Applicant:
Inventors:
Ching Ting, Hsinchu, TW;
Jing-Cherng Tsai, Kaohsiung, TW;
Yi-Chun Chen, Hsinchu, TW;
Sung-Song Hua, Taipei Hsien, TW;
Tsai-Tien Su, Hsinchu, TW;
Yu-Shan Chao, Hsinchu, TW;
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 4/44 ; B01J 3/138 ;
U.S. Cl.
CPC ...
C08F 4/44 ; B01J 3/138 ;
Abstract
A metallocene complex in which the cyclopentadienyl group is substituted with an alkanediyl silyl group. The yield of the metallocene complex is high, and it can be used as the catalyst for preparing high molecular weight olefin polymers.