STUDIES ON THE CATALYTIC REACTION OF NITROGEN OXIDE ON METAL MODIFIED ACTIVATED CARBON FIBERS

(整期优先)网络出版时间:2003-01-11
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ThecatalyticreactionofNOwithCOanddecompositionofNOovermetalmodifiedACFswereinvestigatedandcomparedwithothercarrierssupportedcatalysts.ItisdemonstratedthatPd/ACFandPd/Cu/ACFhavehighcatalyticactivityforthereactionofNO/CO,whilePt/ACF.Pt/Cu/ACFandCo/Cu/ACFhaveveryIowcatalyticactivityinsimilarcircumstance.Pd-modifiedACFpossesseshighcatalyticdecompositionofNOat300℃.Pd/CBandPd/GACpresentgoodcatalyticdecompositionabilityforNOonlyatlowflowrate.Pd/G,Pd/ZMSandPd/Ahowever,donotshowanycatalyticactivityforNOdecompositionevenat400℃.Catalytictemperature,NOflowrateandloadingofmetalcomponentsaffectthedecompositionrateofNO.ThecoexistenceofCuwithPdonCu/Pd/ACFleadstocrystallineofpalladiumtomoreunperfectedsoastothatincreasethecatalyticactivity.