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:
Aug. 16, 1994
Filed:
Jun. 10, 1993
Applicant:
Inventors:
Assignee:
Korea Institute of Science and Technology (KIST), Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ;
U.S. Cl.
CPC ...
556431 ; 556465 ; 556472 ; 556487 ;
Abstract
Alkenylchlorosilane of formula I and a direct synthesis thereof are disclosed, wherein silicon metal is reacted with mixed gas comprising alkenyl chloride of formula II and hydrogen chloride or alkyl chloride of formula III in the presence of copper catalyst at a temperature range from 220.degree. C. to 350.degree. C. ##STR1## In formula I, R.sub.1 represents hydrogen, methyl, SiHCl.sub.2, SiCl.sub.3 or CH.sub.2 SiCl.sub.3 and R.sub.2 represents hydrogen or chlorine. ##STR2## In formula II, R.sub.3 represents hydrogen or chlorine and R.sub.2 represents hydrogen, methyl or CH.sub.2 Cl.