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MANGANESE CONTAINING OXYGEN STORAGE COMPONENT COMPRISING THREE-WAY CATALYST COMPOSITION

2025-06-18 16:492520下载
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A three-way catalyst (TWC) composition comprises a manganese-containing oxygen storage component (OSC) and at least one optionally doped alumina wherein where the at least one alumina is gamma-alumina it is doped with at least one of a rare earth metal, silicon, germanium, phosphorus, arsenic, calcium, strontium or barium.


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