復(fù)合固體推進(jìn)劑界面粘結(jié)的預(yù)估、表征及優(yōu)化.pdf

1、湖南大學(xué)碩士學(xué)位論文復(fù)合固體推進(jìn)劑界面粘結(jié)的預(yù)估、表征及優(yōu)化姓名：喻鴻鋼申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：應(yīng)用化學(xué)指導(dǎo)教師：鄧劍如20081210復(fù)合同體推進(jìn)剞界面枯結(jié)的預(yù)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