輕質(zhì)頁巖淀粉基化肥緩釋包膜材料的研究

1、大連理工大學碩士學位論文輕質(zhì)頁巖淀粉基化肥緩釋包膜材料的研究姓名：朱憲榮申請學位級別：碩士專業(yè)：化學工程指導教師：張華王建良20081201StudiesofCoatingMaterialsByusingmodifiedstarch，LightShaltandCoatingofControlled—ReleaseFertilizersAbstractAtightshale，starch，modifiedstarchandpolyviny

2、lalcoholasrawmaterialsintheroleofcrosslinkingagent，tojoininadifferentorderindifferenttemperaturesmixedreactiontoformcross—linkedproductofasystemofslowreleaseureabasedMaterialWiththeCROSSlinkedproductofthedegradation，SOth

3、atthepackageinwhichthegradualreleaseofnitrogen，themainexperimentalstudyoftheamountofcross—linkingagenttojointheorder，aswellasthereactiontemperatureindifferentcoatingmaterialsandmethodsofsustainedreleasecapsuleperformance

4、Testresultsshowthat：1、Shalelightof140160headoftheappropriatesize，itsadding10％ofnitrogentobringtheintensityandreachofthereleaseofbetterresults2、Alowdegreeofsubstitutionofmodifiedstarchasrawmaterialsandtheappropriateamount

5、ofcrosslinkingagentandsolventundercertainconditionstocarryoutcross—linkingreactioncanbepreparedwiththeperformancedegradationofthesubstrate3、Preparationofdegradablematerialtobesolventwhentheyfirstjoinedthestarchdissolveda

6、fterfullaccessiontothecrosslinker，andwithfullresponse，crosslinkingagentandtheamountofsolventtoreleasethespecificrequirementsshallprevailSettochangethetemperature75℃forbenefits，inadequateresponsetolowtemperature，thetemper

7、atureistooeasytoturnyellowproductsbecomebrittle4、Coatedfertilizercallachievegoodresultsrelease，andmay刪usttheintemalcross1inkingagentandtheamountofsolventtomeetthetimeofthereleaseofthereleasepointandthelengthoftime5、Metho

8、dsusedinthisarticlerefertothepreparationofsustainedreleasematrixoftightandshalewithalow—cost，biodegradable，theenvironmentandsoilpollutionfreeandbeneficialtoadjustthetimereleasecharacteristiesKeyWords：lightshale；crosslink