復合固體推進劑界面粘結(jié)的預估、表征及優(yōu)化.pdf

1、湖南大學碩士學位論文復合固體推進劑界面粘結(jié)的預估、表征及優(yōu)化姓名：喻鴻鋼申請學位級別：碩士專業(yè)：應用化學指導教師：鄧劍如20081210復合同體推進剞界面枯結(jié)的預估、表征及優(yōu)化AbstractCompositesolidpropellantisanenergeticcompositematerial，whichhasavarietyofinterfacesThesurfacenatureofeachgroupandtheinter—gr

2、oupbondingsituationhaveseriouslyaffectedthemechanicalpropertiesofthepropellant，thusthestudyofthesurfacepropertiesofthepropellantcomponentsandtheinterfacialadhesionpropertiesofcompositesolidpropellantareimportantlinksforr

3、esearchworkThemaintopicofthesubjectishigh—energyfourgroups(AP／RDX／AI／HTPB)hydroxylterminatedpropellantBasedoncompositesolidpropellant’Sformulationcompositionandmixedcuringtechnological，weanalysisedthatthemaininfluencefac

4、torsrelatedtotheinterfacialadhesionpropertiesbetweenthefillerandpolymermatrix’Sinpropellantgrainincludeinterfacialbonding，interfacialwettingfunctionandinterfacialacidbasefunctionWehaveestablishedthecontactanglemeasuremen

5、tandinversegaschromatographymethod，atthesametimewecalculatedouttheworkofinterfacialadhesionandenthalpyofinterfacialacid—basefunctionamongmaincomponents，andcombiningwiththewayofgroups’bondingformationThentheconditionsofin

6、terfacialadhesionhavebeenestimatedindifferentcomponentsFirstly，accordingtocontactanglemeasurement，thecontactangleofAP、RDXandAP、RDXtreatedwithkindsofdifferentBA、NPBAhasbeendetectedThesurfacetension，polarforceparameterofth

7、esurfacetension，dispolarforceparameterofthesurfacetensionandpolarfractionhasbeencalculatedFromtheparameters，theinterfaeialtension，workofinterfacialadhesionbetweenfillersandhydroxylterminatedpolyurethanematrixhasbeencalcu

8、latedTheinterfacialadhesionpropertieshavebeenestimatedbymeansoftheseparametersTheresultshowedthatthesolidfillerAPandRDXtreatedbybondingagentssuchasBA一1，BA一10andNPBA一28havebetterinterfacialpropertiesSecondly，BymeansofEqua

9、tionofDragoRS，thesurfaceacidbasepropertyparameterofthemaincomponentswhichinfourgroups(AP／RDX／AI／HTPB)hydroxylterminatedpropellantcharacterizedbyinversegaschromatography(IGC)Thenwecalculatedouttheenthalpyofinterfacialacid

10、basefunction(△nAB)ofthemaincomponentsTheconclusionshowedthatthebondingagentcanbepreferentialadsorbedonthesolidfiller’Ssurface，andbecauseoftheenthalpybetweenthebondingagentandtheAPorRDXishingherthanPUmatrixandtheAPorRDX，a