油棕榈果球丝制浆清洁生产技术的分析

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1、CleaningProductionofPulpingProcessoftheThreadofOil-palmFruitAbstract昕曲thegrowingpressureofthetimberrawinpulpingandpapermakingindustryenlargesalong．peopletakemoreandmoreresearchofthenon·timberraw．nlisworkfirstdoesresearchinchemicalcompositionofpalmthreadandthedateis：klaso

2、nlignincontent17．12％，cellulosecontent76．97％，ashcontent2．47％，benzene—ethanolextractioncontent5．11％andthepentosecontent35．27％．Intheworldwide，thepulpingindustryisfacingunprecedentedpressurewhichisopposingtousechicle—containingbleach，andreducingtheenvironmentalpollutionisbec

3、omingOurcomnlonfocus．ThisworkdoesresearchintheAP—AQcookingofthethreadofoil-palmfruitfromMalaysiaanditsDEpPbleachingprocess．ThestudyincludesDEpPbleachingprocesscomparedwimtraditionalCEHbleachingprocess，andtryingtoadoptDPshorten-bleachingprocessbetweenpalmpulpandreedpulp，a

4、ndaddingactivatortochlorinedioxidebleachingprocess．Researchconclusionasfollows：1．ThesuitablecookingparametersforAP-AQprocessis：alkalicharge20％(NaOH)．AQchargeO．05％maximumtemperature160"C，temperature-holdingtime90rain；thecookingresultis：kappanumber15．62，viscosity991．2mL／g，

5、brightness39．58％ISO，yield52．65％．2．Compared、析thtraditionalCEHbleachingprocess．DEpPbleachingprocessisamoreadvancedmethod．CEHbleachingpulp：kappanumber5．00，brightness76．4％ISO，viscosity468．4mL／g；DEvPbleachingpulp：kappanumber1．21，brightness85．0％IS0，viscosity818．7mL／g．3．UsingDP

6、shorten-bleachingprocess，byincreasingthechargeofbleachingchemical，theDPbleachingpulpperformanceCanreachthelevelofDEvPbleachingpulpperformance．TheDPpalm-pulp：kappanumber1．20，brightness83．5％ISO，viscosity668．2mL／g．4．Addingactivatortochlorinedioxidebleachingprocesscanimprove

7、thecapacityutilizationofchlorinedioxide．Anditishelpfultoreducingkappanumberandincreasingbrightnessofthepulp．Reywords：Oil--palmAP··AQCookingECFChlorinedioxideHydrogenperoxide本学位论文知识产权声明本学位论文是在导师(指导小组)的指导下，由本人独立完成。文中所引用他人的研究成果均已注明出处。对本论文研究有所帮助的人士在致谢中均已说明。基于本学位论文研究所获得的研究成果的

8、知识产权属于南京林业大学。对本学位论文，南京林业大学有权进行交流、公开和使用。研究生签名次丁弓、／致谢本论文是在导师曹云峰副教授的亲切关心和悉心指导下完成的．导师严谨的治学态度，渊博的知识，使作者受益匪浅．