简介:TheSolvatedMetalAtomImpregnation(SMAI)techniquewasemployedtopreparemacroporousresinimmobilizedPd-Cubimetallicclustercatalysts.TheX-raydiffraction(XRD)andtransmissionelectronmicrograph(TEM)showedthatPd-CualloywasformedandtheparticlesizesofPd-Cuclusterswereverysmall,withaveragediameters<3nm.X-rayphotoelectronspectroscopyindicatedthatbothPdandCuwereinzero-valentstate.ThecatalyticactivitiesofthemacroporousresinimmobilizedPd-Cucatalystsinhydrogenationof4-methyl-3-penten-2-oneweremuchgreaterthanthatofthecarbonsupportedPd-Cucatalysts.