Preparing a palladium catalyst useful in purification of industrial- or vehicle exhaust gases, comprises providing open-porous carrier, impregnating the carrier with palladium sulfite and calcining with a protective gas

摘要

Preparing a palladium catalyst comprises (a) providing an open-porous carrier, (b) impregnating the open-porous carrier with palladium sulfite, and (c) calcining the impregnated carrier under a protective gas. An independent claim is also included for a catalyst prepared by the above method.