樹葉活性炭的制備及表征

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1、AdvancesinMaterialChemistry材料化學前沿,2015,3,45-52PublishedOnlineJuly2015inHans.http://www.hanspub.org/journal/amchttp://dx.doi.org/10.12677/amc.2015.33005PreparationandCharacterizationofLeavesActivatedCarbonJiayingYang1#,WenfengLai2,AnpingZhang1*,JianqiangSun1,HangXiao3

2、,WenjieFang21TopKeyDisciplineofEnvironmentalScienceandEngineering,ZhejiangUniversityofTechnology,HangzhouZhejiang2HaiyuanEnvironmentalScience&TechnologyCo.,Ltd.,HangzhouZhejiang3InstituteofUrbanEnvironment,ChineseAcademyofSciences,XiamenFujian4HangzhouHuanjieEnvironm

3、entalEngineeringCo.,Ltd.,HangzhouZhejiang#*Email:yangjiaying900405@163.com,anpingzhang@163.comthththReceived:Jun.16,2015;accepted:Jul.6,2015;published:Jul.9,2015Copyright?2015byauthorsandHansPublishersInc.ThisworkislicensedundertheCreativeCommonsAttributionInternatio

4、nalLicense(CCBY).http://creativecommons.org/licenses/by/4.0/AbstractActivatedcarbonisanadsorbentmaterialwidelyused,andithasbeenthesubjectofmuchatten-tiontolookforakindofrawmaterialswhichhasamultiplesourceandiseasytoprocess.Theleaveswereusedasrawmaterialstoproduceacti

5、vatedcarbon.Withtheresourcerecycling,apreparationmethodofhighperformanceactivatedcarbonwasalsohopedtoget.Thisstudyana-lyzedthespecialsurfacearea,microporeareaandtolueneadsorptioncapacityofleavesactivatedcarbonbyorthogonaltest,andfinallygotthebestpreparationmethod:50%

6、massfractionofH3PO4andleavesinanimpregnationratioof3:1for12hours,andtheninanactivatedtempera-tureof400?Cfor1hour.Andtheresultofcharacterizationshowedthatthespecialsurfaceareaandthemicroporeareaofleavesactivatedcarbonwere774.4m2/gand148.2m2/g,respectively,andthemainst

7、ructureofleavesactivatedcarbonwasmesopore.95.3%ofthefunctionalgroupsintheactivatedcarbon’ssurfaceweretheacidicfunctionalgroups,whichmainlyincludedalco-holichydroxidegroupsandphenolichydroxylgroups.Theisoelectricpointoftheleavesactivatedcarbonwas5.33.KeywordsActivated

8、Carbon,Leaves,Recycling,Characterization*第一作者。#通訊作者。45樹葉活性炭的制備及表征樹葉活性炭的制備及表征1#21*134楊加贏，賴文峰，張安平，孫建強，肖航，方文杰1浙江工業(yè)大學環(huán)境科學與工程重中之重，浙江杭州2浙