Ammonia slip catalyst with in-situ Pt fixing

• Main Authors: Yannick Bidal, Hai-Ying Chen, Joseph Michael Fedeyko, Neil Greenham, Matthew Eben Harris, Jing Lu
• Format: Patent
• Language: English
• Published: 26.10.2022
• Subjects: PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The invention relates to a catalytic article comprising a substrate having an inlet and an outlet; a first coating comprising a blend of: (1) platinum on a support, and (2) a first SCR catalyst; and a second coating comprising a second SCR catalyst; wherein the support comprises at least one of a ze...