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:
Apr. 19, 1994
Filed:
Dec. 30, 1992
Applicant:
Inventors:
Assignee:
Nippon Oil Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528 16 ; 528 17 ; 528 18 ; 528 31 ;
Abstract
Polysilanes are produced from hydrosilanes using as a catalyst a mixture of a specific metallocene compound and a specific silyl compound or a mixture of the specific metallocene compound and a specific metallic hydride. This invention can efficiently provide a polymer having a higher degree of polymerization than in case of using a known catalyst.