nip納米al,2o,3復合鍍工藝與鍍層性能研究

1、沈陽理工大學碩士學位論文NiP納米AlO復合鍍工藝與鍍層性能研究姓名：吳慶利申請學位級別：碩士專業(yè)：機械制造及其自動化指導教師：黃樹濤吳蒙華20070301沈陽理工大學碩士學位論文AbstractThenano—eleetrolesscompositeplatingistheprocessthatnano—particlesareaddingintotheelectrolytetobeCO—depositedwitllmetalions

2、Inthispaper，Ni—P—nanoAl203compositeplatingwaspreparedbytechnologyofelectrolesscompositeplatingThesolutionconstitutesanditsfunctionsofelectrolessnickelphosphoruswereintroduced，aswellasstudiedtheinfluenceofprimarysaltreduc

3、ingagentcomplexingagentbufferonNi—PplatingdepositionrateOnthebaseofaboveresearchstudiedtheinfluenceofPHvalue，temperature，thecontentofthenanoA1203particles，powerofultrasonicwaves，thecontentofAnionicSurfactantsonelectroles

4、scompositepJatingdepositionrateandthemicrohardness，andthebestvalueofthecontentofthellano—A1203particles，powerofultrasonicwaves，theCOntentofAnionicsurfactantsweredeterminedbyorthogonaltestSEM，XRDandDSCareusedtoanalyzethes

5、urfacemorphologyandstructureofNiPnanoAl203compositeplatingTheresultsshowthatagreatnumberofnanoA1203particlesdispersedintheCOmpositeplatingNi—P—nanoAl203compositeplatingisamorphousstructure，itweretreatedat400。Cfor1hour，th

6、ecoatingstructureisturningintocrystal丘omamorphousandNi3PphaseisformedMicrohardnessandwearresistancealealSOstudiedherenleresultsshowthatreservingtheadvantagesofelectrolessplating，theelectrolesscompositeplatingevidentlyimp