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.:

US 7368590 B1

PDF
Full Text
Expired
Date of Patent:
May. 06, 2008

Filed:

Mar. 17, 2005
Applicants:

Wilfried Kalchauer, Burghausen, DE;

Herbert Straussberger, Mehring, DE;

Inventors:

Wilfried Kalchauer, Burghausen, DE;

Herbert Straussberger, Mehring, DE;

Assignee:

Wacker Chemie AG, Munich, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/04 (2006.01); C01F 7/62 (2006.01);
U.S. Cl.
CPC ...
Abstract

Aluminum chloride is removed effectively from compound mixtures containing organochlorosilanes such as are produced in the direct synthesis, by adding a diluent containing organochlorosilanes and optionally chloromethane to a solids content <15% and a concentration of compounds having a boiling point >71° C. of less than 25%, and evaporating this diluted mixture into a volatile product stream and an AlCl-containing solid.


Find Patent Forward Citations

Kalchauer, Wilfried. (2008). Method for separating aluminium chloride from organochlorosilanes (U.S. Patent No. 7368590). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7368590

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