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《草甘膦的富集、微膠囊制備與其固相催化合成》由會員上傳分享，免費在線閱讀，更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫。
1、江蘇大學(xué)碩士學(xué)位論文ABSTRACTWiththeenlargementofglyphosateindustryscientificresearchpersonnelpaymoreandmoreattentiontorecoveryacertainamountglyphosateisopro—pylaminewastewater．Recoveringglyphosatewhichcanmeettherequirementsofeconomyandenvironmenthasbecomedifficultyandfocusoftrestinggly—phosa
2、tewastewater．Solventsublationwasintroducedfortheenrichmentgly-phosateisopropylamineintheglyphosatewastewater．GlyphosatecouldreactswithC03+toformstablecomplex，usemalachitegreenascaptureagent，atthesametime，toimprovesolubilityofthiscomplexinorganicsolventssuchasiso-octan01．Thecategory
3、andusageofchelatorandcaptureagent，pHofthesolu-tion，floatationtime，sortofsolvent，flowrateofnitrogengasetconthefloatationefficiencywereinvestigated，whenmalachitegreen：Co”：glyphosateisopro—pylamineequaltoO．9：1：1．3，pHis3，useisoamylalcoholasfotationsolvent，theflowrateofN2is150mL／minandt
4、imeofsolventsublationis25min，theyieldofsolventsublationcanreachto90．49％．Inordertoreducetheharmoforchards，teaplantationsandinfrastructurevegetationbyglyphosate．urea-formaldehyderesinwasthematerialofwall，lowconcentrationglyphosateisopropylaminebeenrichedbyinterfacialpolymeriza-tion．T
5、henitWasmicroencapsulatedinordertoreducetheharmofenvironment．Meanwhile，Preparationwassynthesizedwhichwasgooddispersion，convenientfertilizationandobviousslow．release．Inaddition，themodificationofmicrocapsulewallmaterialswasstudied．Improvementsonthewallmaterialwerecarriedoutintwofacet
6、s：ontheonehand，selectingnon—toxicneturalpolymermaterials(chitosan／sodiumalginate，gelatin)；ontheotherhand，reducingthemoleratioofcompoundsandaddingmodifier(polyvinylalcoh01)toreducefreeformaldehydecontentandimprovetheworkingenvironment．Experimentsshowedthatthemethodofin-situinterfaci
7、alpolymerizationIII草甘膦的富集、微膠囊制備及其固相催化合成forpreparationofUFresinmicrocapsuleshadmanymerits，suchaseasycontrol，ordinaryfacilityandmaneuverablearts．Theglyphosatemicrocapsulescoatedwellandhadgoodsustained-·releaseeffectbyusingmodifiedurea—-formaldehyderesin．Thiswillprovideagoodfoundation
8、forindustrialproduction．Th
