淀粉基接枝丙烯酸-丙烯酸胺高吸水性樹脂的合成研究.pdf

1、大連輕工業(yè)學院碩士學位論文淀粉基接枝丙烯酸－丙烯酸胺高吸水性樹脂的合成研究姓名：劉波申請學位級別：碩士專業(yè)：材料學指導教師：劉俊龍200510AbstractAbstractThedevelopmentandapplicationinsynthesisandimprovementofstarchgraftpolymerhighwaterabsorbentresinsbothabroadanddomesticarereviewedGr硪C

2、OpolymerizationofacrylicacidandacrylamidcontostarchtOsynthesizesuperabsorbentresinwasstudiedinthepaperAtthebeginningoftheresearch，GraftCOpolymerizationofacrylicacidontomaizestarchusingammoniumcereousnitrate，ammoniumpersu

3、lfateandammoniumpersulfatesodiumbisulfateasinitiatorswerestudiedundersimilarconditions，whichtheyield，thegraftingpercentageandgraftingefficiencyweregoalAmmoniumpersulfatesodiumbisulfateWasprovidedthebestonebyboththeoryana

4、lysisandexperimentalresultsGraftCOpolymerizationofacrylicacidontomaizestarchusingammoniumpersulfatesodiumbisulfate，asaninitiatorWasfurtherstudiedTheoptimumconditionswereconcentrationofammoniumpersulfate28mmol／L；molarrati

5、oofammoniumpersulfate：sodiumbisulfate3：1；reactiontemperature30；Concentrationofmonomer20mol／L；degreeofneutralizationofmonomer70％；reactiontime3hrsThegraftingpercentageandthegraftingefficiencywere738％，84％respectivelyTheprod

6、uctCanabsorbdistilledwater5209／gand09％sodiumchloridesolution359／gToimproveabsorbingratioof09％sodiumchloridesolution，theSecondmonomeracrylamidewasgraftedontostarchFactorsthateffectstarchgraftcopolymerizationwereinvestigat

7、ed，suchastheratioofstarchtomonomertheratioofacrylicacidtoacrylamide，polymerizationtemperatureandtime，neutralizationvalueofacrylicacid，thebestconditionwasdeterminedTheproductCanabsorbdistilledwater5009／g，and090／0sodiumchl

8、oridesolution95edgStructureofthesuperabsorbentresinwasdeterminedbyinfraredspectrum，infraredspectrumprovedthattheproductwasstarchcopolymerOtherwise，scanningelectronmicroscopewasusedtoobservemicrotextrueofthesampleandthech