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:
Dec. 13, 2011
Stephanie Berger, Crestwood, KY (US);
Dimitris Katsoulis, Midland, MI (US);
Robert Larsen, Midland, MI (US);
Matthew Mclaughlin, Midland, MI (US);
Unnikrishnan Pillai, Union, KY (US);
Jonathan Wineland, Bedford, KY (US);
Stephanie Berger, Crestwood, KY (US);
Dimitris Katsoulis, Midland, MI (US);
Robert Larsen, Midland, MI (US);
Matthew McLaughlin, Midland, MI (US);
Unnikrishnan Pillai, Union, KY (US);
Jonathan Wineland, Bedford, KY (US);
Dow Corning Corporation, Midland, MI (US);
Abstract
A method of making a trihalosilane comprising contacting an organotrihalosilane according to the formula RS1X3 (I), wherein R is C-Chydrocarbyl and each X independently is halo, with hydrogen, wherein the mole ratio of the organotrihalosilane to hydrogen is from 0.009:1 to 1:2300, in the presence of a catalyst comprising a metal selected from (i) Re, (ii) a mixture comprising Re and at least one element selected from Pd, Ru, Mn, Cu, and Rh, (iii) a mixture comprising Ir and at least one element selected from Pd and Rh, (iv) Mn, (v) a mixture comprising Mn and Rh, (vi) Ag, (vii) Mg, and (viii) Rh at from 300 to 800° C. to form a trihalosilane.