反相懸浮法合成耐鹽型高吸水性樹脂研究.pdf

1、湖北大學(xué)碩士學(xué)位論文反相懸浮法合成耐鹽型高吸水性樹脂研究姓名：王樂明申請學(xué)位級別：碩士專業(yè)：材料學(xué)指導(dǎo)教師：何培新20070601AbstractAseriesofP(AAAM)andP(AAAM—MPEGMA)supcrabsorbentsbased011acrylicacid(從)，acryhmidc(AM)andmcthoxypoylethyleneglycoimethacrylate(MPEGMA)weresynthesized

2、bytheinversephasesuspensionpolymerizationusingcyciohexaneascontinuousphase，monooctadecylphosphateasdispersingagentN，Nmathylenebisacrylamideascroaslinkerpotassiumpersulfate(KPS)asinitiatorTheeffectsofneutralizationdegreet

3、heratioofAA／AM，tetrrlpctatⅢethemonomero∞cen仃atioILthemountofinitiatorcrosslinkerandmacromonomeronabsorbabilityofthecopolymerwerestudiedThemaximumabsorption越nountofP(AAAM)ale6559／gindeionizingwaterand899／gin090／oNaClsolut

4、ion；atthe$alitecase，P(AAAMMPEGMA)are930l∥gand949／gTheabsorbencyindifferentkindsofsalinaswiththesameionicarengthwerealsostudiedExperimentalresultsshowthatbothionicstxengthandcomplexingpracticallyeffecttheabsorbentproperty

5、ofresinNormallythegreaterionicstrength，thelowerabsorptionComplexationbetweenpolyvalentmetalionandresinreducedtheabsorptionremarkablyInfluenceoftheamountofthedispersingagent船wellasthestirringspeedandoil／waterratioupontheg

6、raindiameterwasanalysedItWasbenefitedtopreparesmallerparticlesinthereactionsystemwhichhasmoredispersingagent，highstirringspeedandoiFwaterratioTheeffectofparticlediameteronwaterabsorptionrateWasrevealedItisknownthatthepar

7、ticleswhicharebetween1201501unobtainedthemaximumwaterabsorbencyandfastestwaterabsorptionrateWhilethediameterislessthan106阻nparticlesagglomeratewhichpreventsabsorptionWaterretentionofP(AAAMMPEGMA)inairandsoilwasstudiedThe

8、resultsobtainedindicatedthatitcouldgainsatisfactorywaterretentionwhenthediametcrWaslasSthan2501anandtheamountoftheresinWasmorethan04％(relativetosoilquality)AkindofrapidsynthesisofP(AAAMMPEGMA)WasstudiedThismethodshortens