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. 26, 2006
Filed:
Jan. 27, 2006
Applicants:
Wilfried Kalchauer, Burghausen, DE;
Jochen Gross, Tuessling, DE;
Inventors:
Wilfried Kalchauer, Burghausen, DE;
Jochen Gross, Tuessling, DE;
Assignee:
Wacker Chemie AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a process for the direct synthesis of methylchlorosilanes by reaction of chloromethane with a contact composition comprising silicon, copper catalyst and a total proportion of sodium and potassium of from 10 to 400 ppm.