SiC-BN流延疊層裝甲陶瓷成型研究.pdf

1、哈爾濱工程大學(xué)碩士學(xué)位論文SiCBN流延疊層裝甲陶瓷成型研究姓名：王巖申請學(xué)位級別：碩士專業(yè)：材料物理與化學(xué)指導(dǎo)教師：喬英杰20120303AbstractInrecentyears，withtherapiddevelopmentofscienceandtechnologycountrieshavetoimDrovetheirdefenseinthelevelofarmoFprotectionandmoreattentionSilico

2、ncarbide(SiC、ceramiematerialswithhighstrength，highhardness，lowdensityresistancetoabrasion，corrosion，hightemperature，oxidationandaseriesofexcellentperformance，isanidealmaterialforpreparationofarmorbutitsbrittleness，toughn

3、essislowInthebrittleceramicmaterials淅m(xù)theintroductionofhigh—temperaturesoft，cascadingthroughthesoftandhardcompoundlayerlaminatedcompositeceramicswerepreparedcaneffectivelyimprovethetoughnessofceramicmaterials，andtapecast

4、ingistheproductionoflaminatedcompositeceramicmaterials，themainpreparationprocessThispaperusestheaqueousandnonaqueoustapecastingofpreparinghomogeneousmicrostructure，goodflexibilityhighstrength，smoothsurfaceoftheSiCcasting

5、film，andtwokindsoftherheologicalbehaviorofslurrydryingprocessandfilmformingmechanismtherelationshipbetween，adetailedanalysisoftheSiC／BNcastlaminatearmorceramicformingtechnologyThroughtwokindsofpreparationmethodsofdispers

6、ingagent，bindeLplasticizerpHvalue，ontheviscosityandrheologicalpropertiesofhighsolidcontent，access，uniformdispersionstabilitymoderateviscositygoodfluidityandnonaqueousaqueousSiCslurryResearchshowsthataddingdispersantODdis

7、persioneffectofslurryoptimalvalue，exceedtheootimumdosageofredundantdispersantwillcausetheincreaseofviscosityofplasticizers；caneffectivelysoftenadhesivemoleculesandtoreducetheviscosityoftheslurrywhenplasticizer／binderinth

8、erangeof08——1cangetmoderateviscositySiCcastingslurry；withtheincreaseofthecontentofbindeLthecastfilmdensityandtensilestrengtharefirstincreasedandthendecreased，withtheincreaseofthecontentofplasticizer，castfilmdensitydecrea

9、sesbuttheelongationatbreakincreasedTheaqueousandnonaqueoustapecastingprocessofdryingandsinteringsystemundertookcomparativestudydeterminedtheslurrydryingconditionsandcastfilmgluedischargingsystem，andanNyzesthecastingformi