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:
Dec. 01, 2009
Filed:
Oct. 27, 2004
Applicant:
Pascale Colin, Chassieu, FR;
Inventor:
Pascale Colin, Chassieu, FR;
Assignee:
Bluestar Silicones France SAS, Lyons, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Process for the preparation of alkylhalosilanes by reaction of an alkyl halide, preferably CHCl, with a solid body, referred to as contact body, formed of silicon and of a catalytic system comprising (α) a copper catalyst and (β) a group of promoting additives comprising: