MoSi2-coated Nb core-shell structure material and preparation method thereof

The invention discloses a MoSi2-coated Nb core-shell structure material and a preparation method thereof. The preparation method comprises the following steps: S1, mixing SDS, MoSi2 and water, and mechanically stirring to form a first suspension; s2, CTAB, Nb and water are mixed and mechanically sti...

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Bibliographische Detailangaben
Hauptverfasser:	LUO JIAJUN, LIANG BINGLIANG, CHEN WEIHUA, QUAN CIWANG, ZHANG JIANJUN, WANG ZIQIAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CASTING CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL COMPOUNDS THEREOF DIFFUSION TREATMENT OF METALLIC MATERIAL INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL INORGANIC CHEMISTRY MAKING METALLIC POWDER MANUFACTURE OF ARTICLES FROM METALLIC POWDER METALLURGY NON-METALLIC ELEMENTS PERFORMING OPERATIONS POWDER METALLURGY SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION TRANSPORTING WORKING METALLIC POWDER
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Beschreibung
Zusammenfassung:	The invention discloses a MoSi2-coated Nb core-shell structure material and a preparation method thereof. The preparation method comprises the following steps: S1, mixing SDS, MoSi2 and water, and mechanically stirring to form a first suspension; s2, CTAB, Nb and water are mixed and mechanically stirred into second suspension liquid; s3, mixing the first suspension and the second suspension, and mechanically stirring to obtain a third suspension; s4, carrying out suction filtration, drying and calcining on the third suspension, washing, carrying out suction filtration and drying, mixing the obtained powder with SDS and water, and mechanically stirring to obtain a fourth suspension; s5, carrying out suction filtration, drying and calcining on the fourth suspension, washing, carrying out suction filtration and drying, mixing the obtained powder with CTAB and water, and mechanically stirring to obtain a fifth suspension; and S6, drying the fifth suspension, calcining, washing, carrying out suction filtration, dr