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:
Apr. 15, 2014
Filed:
Jan. 20, 2012
Kurt Anderson, Crestwood, KY (US);
Aswini Dash, Midland, MI (US);
Charles Hall, Crestwood, KY (US);
Dimitris Katsoulis, Midland, MI (US);
Jonathan Wineland, Bedford, KY (US);
Kurt Anderson, Crestwood, KY (US);
Aswini Dash, Midland, MI (US);
Charles Hall, Crestwood, KY (US);
Dimitris Katsoulis, Midland, MI (US);
Jonathan Wineland, Bedford, KY (US);
Dow Corning Corporation, Midland, MI (US);
Abstract
A method of preparing a diorganodihalosilane, the method comprising the following separate and consecutive steps: (i) treating a preformed metal silicide with a mixture comprising hydrogen gas and a silicon tetrahalide at a temperature from 300 to 1400° C. to form a treated metal silicide, wherein the preformed metal silicide comprises a metal selected from at least one of Ni, Pd, or Pt; and (ii) reacting the treated metal silicide with an organohalide according to the formula RX at a temperature from 250 to 700° C. to form a diorganodihalosilane, wherein R is C-Chydrocarbyl and X is halo.