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:
Oct. 17, 2023

Filed:

Aug. 10, 2022
Applicant:

Johnson Matthey Public Limited Company, London, GB;

Inventors:

Daniel Peter DePuccio, Wayne, PA (US);

Kevin Charles Kistler, Wayne, PA (US);

Dongxia Liu, Wayne, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 21/04 (2006.01); B01J 21/08 (2006.01); B01J 21/12 (2006.01); B01J 23/02 (2006.01); B01J 23/42 (2006.01); B01J 23/44 (2006.01); B01J 23/46 (2006.01); B01J 23/58 (2006.01); B01J 35/00 (2006.01); B01J 35/04 (2006.01); B01J 27/053 (2006.01); F01N 3/10 (2006.01); F01N 3/28 (2006.01);
U.S. Cl.
CPC ...
B01J 23/42 (2013.01); B01J 23/58 (2013.01); B01J 27/053 (2013.01);
Abstract

A method of manufacturing a catalyst article, the method comprising: providing a slurry comprising a support material, palladium ions, alkaline-earth-metal ions and an organic compound, wherein the organic compound comprises a functional group selected from a sulfo group (—SOH), a sulfonyl group (—S(═O)—) and a sulfinyl group (—S(═O)—); disposing the slurry on a substrate; and heating the slurry to form nanoparticles of the palladium and nanoparticles of a sulfate of the alkaline earth metal on the support material.


Find Patent Forward Citations

Loading…