环氧树脂改性沥青及混合料性能研究

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1、Y1038573”4LD。C：16125；；}嚣：皿0317357加}q东南大学硕士学位论文环氧树脂改性沥青及混合料性能研究研究生姓名：重量全甘师姓名：扬至煎撞Il，睹学1t绒刖二￡圭∑匝—±学科争k名私、j堇路与盐道王i￡葩文提受II划垫塑生卫且量旦沱殳咎辩u蝴』螋韭至旦且!Z且学化攫f单位邀呈’#位授予H期粹辩委英会1二席醯显量蚕塑霭评浏人2006年2月墼丛磕翅圭i盘亟缝缔LAbstractTheexistingresearchesandpracticesshowthatasphaltmixturesmodifiedbyepoxyresin,a“ndofexc

2、ellentpavingmaterialsusedonstesldeckplate,canstandinbedcircurestanceSUchasbu掣trafficcurrent,mlⅡlyheavyvehiclesand∞∞．AimingatmainfailurediscoveredinpavementOlqsteeldeckplate,thisthesisimmtieedteststostedysomeperformancese]oselyreMtedwithusingqualityofpavement,whichincludedhigh-temperat

3、urestability,Inw-temparatmecracking-resistance．fatiguecracking-resistanceandwaterstability．Aboveresultswemservedtoevaluatemodificationeffectofepoxyresinanditscontent．Firstly,designofasphaltmixturesmodifiedbyepoxyresinwasfinished．AccordingtoMarshalltestmethodandcharaclersofasphaltmixtu

4、resmodifiedbyepoxyre$．衄airvoidWasputforward∞controlindextodesignsaris白ingasphaltmixtures，Secondly,bendingcreeptestWaspracticedtostudyviscous-elasticcharactersofa．sphaltmixturesmodifiedbyepoxyresin．Underdifferenttesttemperature，modificationeffectofEpoxyresinanditscontentwasjudgeduponvi

5、scous-elasticcharactersofasphaltmixtures．Andrelatedviscous-elasticparameterswaregainedaccordingtOappropriatesimulationmodel．Thirdly,modificazioneffectofepoxyresinanditscontentWesresearcheduponhigh-temperaturestabilityandlow-temperaturecracking-resistanceofasphaltmixturesusingruttingte

6、standbendingtest．Energymethodwasappliedtoforecastthecrackingtrendofusphaltmixtureswithdifferentcontentofepoxyresin．Finally,fatigueequationsofasphaltmixturesmodifiedbyepoxyresinWO'ecalculatedbased∞bendingfatiguetestresultsAndmodificationeffectofepoxyresinanditscontentwasstudiednponfati

7、gueeracking-resistnaee．WaterstabilityofasphaltmixturesmodifiedbyeIN)xyresinWasalsovalidatedusingrelevanttests．BasedonlIbovetestresults，reasonablecontentofepoxyresinWaSpropesedtouseinpavingonsteeldeckplate．Keyword：paving∞steeldeckplate．contentofepoxyresin,uspbaltmixturesmodifiedbyepoxy

8、resin