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:
Jun. 16, 2026
Filed:
Jul. 13, 2021
Dow Global Technologies Llc, Midland, MI (US);
Rohm and Haas Company, Collegeville, PA (US);
Alexey Kirilin, Terneuzen, NL;
Kirk W. Limbach, Dresher, PA (US);
Wen Sheng Lee, Midland, MI (US);
Jeffrey A. Herron, Midland, MI (US);
Victor J. Sussman, Midland, MI (US);
DOW GLOBAL TECHNOLOGIES LLC, Midland, MI (US);
ROHM AND HAAS COMPANY, Collegeville, PA (US);
Abstract
A catalyst comprising a noble metal disposed on a support. The noble metal is present in an amount ranging from 0.1 wt % to 10 wt % relative to the total weight of the catalyst. The support comprises at least 50 wt % silicon carbide relative to the total weight of the support. The silicon carbide has a surface area of at least 5 m/g. A method for preparing methyl methacrylate from methacrolein and methanol using the catalyst is also disclosed.