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Investigation on Degumming of Ramie with Compound Enzymes  
Investigation on Degumming of Ramie with Compound Enzymes
資料類型: PDF文件
關(guān)鍵詞: ramie  bio-chemical  degumming  compound  enzymes  degumming  
資料大小: 609K
所屬學(xué)科: 分子表征
來源: 2009先進(jìn)纖維與聚合物材料國際學(xué)術(shù)會議(ICAFPM,10.21-10.24,上海)
簡介:
Theenzymaticdegummingoframieisakindofenvironmental-friendlymethod.Comparedwiththechemicaldegumming,itshowstheadvantagesofimprovingthequalityofdegummedramie,loweringthepollutionoftheenvironmentandreducingenergyconsumption.Therefore,theenzymaticdegummingtechnologywillbeoneofthemaintendenciesinthedegummingoframie.Theeffectofcompoundenzymestreatmentonramiewasstudiedinthispaper.Onthebasisofthetestedpropertiesoftreatedramiefibers,suchasresidualgumcontent,fineness,tenacity,andtheCOD,SScontentsofthewastesolutionofdegumming.Thisarticlediscussedthefeasibilityofapplicationsofbio-chemicaltreatmentintheramiedegumming.Theresultsshowedthattheoptimumparametersofthebio-chemicaldegummingwere:compoundenzymesdosage3%(o.w.f),andthetreatmenttemperature55℃,3hours,pH=8.5,rotationof150rpm,followedbythechemicaltreatmentofsodiumhydroxide5g/Landhydrogenperoxide1.5g/L.Inadditiontothis,thebio-chemicaldegummingindicatedthattheprocessconditionsweremild,thefiberdamagewasslight,thequalityofdegummedramiewasimprovedandthepollutionoftheenvironmentwassignificantlyreduced.
作者: LIU Guoliang, YU Chongwen
上傳時間: 2010-04-01 15:04:30
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