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:
Oct. 25, 1977
Filed:
Sep. 10, 1976
Applicant:
Inventor:
Hermann Kny, Fullinsdorf, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ;
U.S. Cl.
CPC ...
2604 / ;
Abstract
An improvement in the production of .beta.-chloroethyltrichlorosilane by reacting hydrogen chloride with vinyl trichlorosilane in the presence of aluminum chloride at elevated pressure at temperatures between 0.degree. and 90.degree. C is disclosed, which comprises using the aluminium chloride which remains in the reaction vessel after separating off the .beta.-chloroethyltrichlorosilane, and which still contains .beta.-chloroethyltrichlorosilane, directly for the next reaction.