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.

Date of Patent:
Jul. 29, 2025

Filed:

Dec. 17, 2020
Applicant:

Dow Silicones Corporation, Midland, MI (US);

Inventor:

David Lawrence Witker, Midland, MI (US);

Assignee:

DOW SILICONES CORPORATION, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/12 (2006.01); B01J 31/20 (2006.01); B01J 31/24 (2006.01); B01J 35/23 (2024.01); B01J 37/00 (2006.01);
U.S. Cl.
CPC ...
C07F 7/122 (2013.01); B01J 31/20 (2013.01); B01J 31/2404 (2013.01); B01J 35/23 (2024.01); B01J 37/009 (2013.01); B01J 2531/821 (2013.01);
Abstract

A method of preparing catalyst particles (the 'preparation method') is disclosed. The preparation method comprises combining a Ru(0) complex and a carrier fluid to form a mixture and heating the mixture at an elevated temperature to nucleate the Ru(0) complex and give the catalyst particles in the carrier fluid. The preparation method optionally comprises isolating the catalyst particles from the carrier fluid. A method of preparing an organosilicon compound via dehydrogenative silylation with the catalyst particles (the “synthesis method”) is also disclosed. The synthesis method comprises reacting (A) an organohydridochlorosilane compound and (B) an alkene compound in the presence of (C) a catalyst, thereby preparing the organosilicon compound. The catalyst (C) of the synthesis method comprises the catalyst particles prepared by the preparation method.


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