气体吸附理论及应用概论

©2003,QuantachromeInstruments多孔物质气体吸附理论及应用概论©2003,QuantachromeInstruments内容简介•公司介绍•物理吸附和化学吸附的基本理论和方法•各种吸附仪的特点和选择原则©2003,QuantachromeInstruments颗粒特性分析测定仪器•英国马尔文公司–激光衍射粒度分析仪•0.02~3500微米•500/1000Hz扫描速率–激光动态光散射分析仪•1~5000纳米/ZETA电位–干粉/喷雾粒度分析仪–在线粒度分析仪–高浓度超声粒度分析仪–绝对分子量分布测定仪•100~1e12Daltons•美国康塔公司–全自动比表面及孔隙度分析仪(分析站数可选1/2/3/6)•0.0005m2/g•3.5~5000埃–压汞仪•3.6纳米~426微米孔径–化学吸附仪(TPR/TPD)–流动法快速比表面测定仪–全自动真密度计–自动堆密度分析仪©2003,QuantachromeInstruments粉体比表面和孔隙度分析_________经典文献来自QUANTACHROME©2003,QuantachromeInstruments粉体比表面和孔隙度分析_________经典文献来自QUANTACHROME2004年出版发行©2003,QuantachromeInstrumentsQUANTACHROME-1968年由纽约长岛大学化学家Dr.S.Lowell教授建立-著名的当代颗粒技术开创者，革新了比表面和孔隙度测量技术并设计了相应的仪器-康塔(Quantachrome)的仪器不仅受到科学界的青睐,而且已经向全世界的工业实验室发展。-被公认是对样品权威分析的优秀供应商,它可为实验室提供全套装备及完美的粉体分析技术,及最佳的性能价格比。-康塔(Quantachrome)公司——开发粉体及多孔材料特性仪器的世界领导者,向中国用户提供全面服务。©2003,QuantachromeInstrumentsFounded1968byDr.S.Lowell,ProfessorofPhysicalChemistry,LongIslandUniversity,NewYorkFirstproduct:QuantasorbSurfaceAreaAnalyzerbasedofdynamicflowmethod.–Competitor:In1968Micromeritics(founded1963)wasproducingmanuallyoperatedvacuumvolumetricinstrumentwhichproduceddataveryslowly(manyhours).–Quantasorbreducedsurfaceareaanalysistimetoaslittleas30minutesenablingmeasurementtobemoreeffectivelyusedinqualityandprocesscontrollabs.HistoryofInnovativeDevelopmentsforcharacterizationofpowdersandporoussolids1972Monosorb–firstdynamicflow,singlepointsurfaceareaanalyzerwithdirectsurfaceareadisplay1972Stereopycnometer–firstcommerciallyavailablegasexpansionpycnometer1978AutoscanMercuryPorosimeter–firstintroductionofcontinuousscanning/pressurization1982Autosorb-6–firstsix-port,highthroughputgassorptionanalyzersimultaneousandindependentanalysisofsixsamples1990NOVASeries–firsthighspeedsurfaceareaanalyzersthatcouldperformmeasurementswithoutheliumvoidvolumedetermination2001NLDFTforzeoliteandmicroporoussilica–firstfulllibraryofadvancedmicroporemodelsbasedonstatisticalmechanicsforadvancedmicroporesizemeasurements2003Hydrosorb–first,highspeed,vacuumvolumetricwatersorptionanalyzer–reducedanalysistimesfromdaystohours!2004Quadrasorb,firstbenchtop,economicallypricedmulti-stationgassorptionanalyzerwithindependentstations.©2003,QuantachromeInstrumentsQuantachrome’sHeadquarters,BoyntonBeach,Florida,USAQuantachromeCorporationisdedicatedtoprovidingthehighestqualityparticlecharacterizationinstrumentationwhilemaintainingresponsivecustomerserviceandsupport.Quantachrome’sMission©2003,QuantachromeInstrumentsQuantachromePeople•Dr.MartinThomas,Director,AppliedTechnologyhasmorethan20yearsprofessionalexperienceinthefieldofparticlecharacterization,13withQuantachrome.HegainedhisPhDfromtheUniversityofBirmingham’sSchoolofChemistry(UK)ashedidhisMastersdegreeinAnalyticalChemistry.HisindustrialexperiencepriortojoiningQuantachromeInstrumentsin1991wasatCooksonGroup’scentralresearchlabandICI’sCatalysisResearchCenter(nowJohnsonMattheyCatalysts).DrThomashashadpublished7peer-reviewedpapersandoneUSpatent,plusanumberofotherarticlesandposters.Heisajointauthorofanewbook(CharacterizationofPorousSolidsandPowders)tobepublishedAugust2004.DrThomasisactiveonanumberofASTMcommitteesandlecturesoccasionallyfortheCenterforProfessionalAdvancement.KeyContactsforInternationalDistributorSupport:©2003,QuantachromeInstrumentsQuantachromePeopleDr.MatthiasThommes,Director,AppliedScience:DoctoralThesisinPhysicalChemistryatRuhr-UniversityBochum(1989-1991)andTechnicalUniversityBerlin,Germany(1992/93).Morethan30publications(andinvitedreview-articles)inref.journalssuchasJournalofPhysicalChemistryB,Langmuir,JournalofChemicalPhysics,AppliedSurfaceScience,Carbon,StudiesinSurfaceScienceandCatalysiset..Since2001,morethan33presentations(atleast28oralpresentations)andinvitedseminarsatinternationalconferences,symposiaanduniversitiesallovertheworldProfessionalAffiliations:•InternationalAdsorptionSociety•AmericanInstituteofChemicalEngineers•AmercianChemicalSociety•AmericanSocietyforTestingandMaterials(ASTM)•MemberoftheUS-delegationtoworkintheISO(InternationalStandardOrganization)Committee©2003,QuantachromeInstrumentsQuantachromePeopleMr.JeffDixon,InternationalSalesManagerOver10yearsprofessionalexperienceinparticle/porousmaterialscharacterization.JoinedQuantachromeinOctober2003after8+yearswithPMI(alsoinporousmaterialscharacterization)Involvedinthedesignandengineeringofnewporousmaterialscharacterizationtechnologies/instrumentsincludinggasflowtechniques,diffusionpermeametry,watervaporsorption,waterintrusionporosimetry,membranecharacterization.AtQuantachrome:responsibleforInternationalsalesnetwork,applicationsupport,newproductdesignandengineering.ProfessionalAffiliations:ASTMEDANA,TAPPI,INDA(papers,nonwovens).©2003,QuantachromeInstrumentsQuantachromePeopleDr.JacekJagiello,Manager,ApplicationSupportandTraining.Adsorptionspecialistwithspecialinterestinunderstandingandcharacterizationofactivatedcarbons.DoctoratefromM.Curie-SklodowskaUniversity,Lublin,Poland(1994.PostdoctoralresearchassociateatCNRS,Mulhouse,Francefrom1998to1990.PostdoctoralresearchassociateatSyracuseUniversity,NewYorkfrom1990-