金属有机框架(MOFs)的合成和应用课件.ppt

energy crisisWe NeedRenewableenergy！Environment pollutiona material to a material to restore itrestore it！We also NeedMetal Organic Metal Organic FrameworksFrameworks（MOFsMOFs）Team membersTeam members：Qin Meng Ye Ting Song Yixuan Qin Meng Ye Ting Song Yixuan Gai Linlin Mo Jiamei Liu Yongying Gai Linlin Mo Jiamei Liu Yongying Zhou Jinling Li Qianru Sun Tian Zhou Jinling Li Qianru Sun Tian Du Yina Du Yina CONTENTSynthetic Chemistry of Materials123IntroductionSynthesis of MOFsApplication of MOFsIntroduction1Synthetic Chemistry of MaterialsIntroductionmore than 20,000 different MOFsIntroductionSynthetic Chemistry of MaterialsProperities:Properities:l l intriguing topologiesintriguing topologiesl l higher surface area higher surface area l l Designable channel and Designable channel and founctionalizedfounctionalized framworksframworksIsoreticular Metal Organic Framework(IRMOF)was fabricated by Yaghi O M,realizing the transition from static microporous materials to the perfect crystaline mesoporous materials.19891995200219992004200520102006The topology theory was applied to the coordination compound by Robson R.The coordination compound with 2d structure,firstly named MOFs,was prepared by Yaghi O M.MOF-5 with simple cubic structure was prepared by Yaghi O M.MIL-100 and MIL-101 materials with macroporous molecular sieve structure were synthesised by Freys team.MIL-53(X)with a superior performance in gas separation was synthesised by the Freys team.Zeolitic Imidazolate Frameworks(ZIFs)with excellent thermal and chemical stability were synthesised by Yaghi O M.The conception of diverse functional Metal-Organic Skeleton materials(MVT-MOFS)was put forward.IntroductionSynthetic Chemistry of MaterialsSynthesis2Synthesis of MOFs3Traditional Method2Layer-by-Layer Method3Microwave-assisted MethodSecond growth Method41Aqueous solution of metalorganic solvent solution of ligandmixed solvent of water and organicTEXT TraditionalMethodLayering MethodJ.Choi,G.Gillan Edward.Inorg.Chem.2005,44,7385.Solvothermal MethodMicrowave assisted method(1)Dipole rotation(1)Dipole rotation(2)Collision takes place(2)Collision takes place(2)Local heating energy efficiency(2)Local heating energy efficiencyMOF-5 Fig.1 SEM images of MOF-5 prepared under (a)conventional solvothermal synthesis and (b)microwave heating.Microwave assisted methodJ.S.Choi,W.J.Son,J.Kim and W.S.Ahn,Microporous Mesoporous Mater.2008,116,727731crystallinity and morphology of MOF-5 Conventional heating was used for comparison.Layer-by-Layer MethodFig.2 Layer-by-layer growth of HKUST-1 thin films on COOH-terminated support.The substrate is repeatedly immersed in solutions The substrate is repeatedly immersed in solutions of Cu(OAc)of Cu(OAc)2 2 and H and H3 3BTC,with an intermediate washing BTC,with an intermediate washing between successive steps.between successive steps.C.Munuera,O.Shekhah.,H.Wang,C.Woll.,C.Ocal.Phys.Chem.Chem.Phys.2008,10,7257.TEXTseeds pre-coatedN.Stock,S.Biswas.Chem Rev.2012;112(2):933-69.Seeds pre-coated:Seeds pre-coated:(1)spin-or dip-coating (3)rubbing(1)spin-or dip-coating (3)rubbing(2)direct growth (4)Layer-by-layer(LBL)growth.(2)direct growth (4)Layer-by-layer(LBL)growth.Fig.4 Comparison between direct and secondary growth methods for the preparation of MOF thin films under solvothermal conditions.Secondary GrowthTEXTTEXTFig.5 DRMs assisted growth of MOF-5 on a flat surface.Fig.6 DRMs used for positioning MOF-5 on patterned supportsSecondary Growth16Functionalization(DRMs)2-Dimension3-DimensionSelective catalytic ReductionAdvantagesAdvantagesP.Falcaro.et al.Nat.Commun.,2011,2,237-244.CrystalSecondary GrowthApplication3Application of MOFsMolecular TransportY.Ikezoe,G.Washino,T.Uemura,S.Kitagawa and H.Matsui,Nat.Mater.,2012,11,10811085B.D.Gates,Q.Xu,M.Stewart,D.Ryan,C.G.Willson and G.M.Whitesides,Chem.Rev.,2005,105,11711196Large surface tensionBig porousDevicesDevicesactuators;Sensors;targeted drug injectionosmotic pumpingOpticsG.Lu and J.T.Hupp,J.Am.Chem.Soc.,2010,132,78327833C.-Y.Sun,X.-L.Wang,X.Zhang,C.Qin,P.Li,Z.-M.Su,D.-X.Zhu,G.-G.Shan,K.-Z.Shao,H.Wu and J.Li,Nat.Commun.,2013,4,2717C.-W.Kung,T.C.Wang,J.E.Mondloch,D.Fairen-Jimenez,D.M.Gardner,W.Bury,J.M.Klingsporn,J.C.Barnes,R.Van Duyne,J.F.Stoddart,M.R.Wasielewski,O.K.Farha and J.T.Hupp,Chem.Mater.,2013,25,50125017Lanthanides dopingThin film DevicesDevicesSelective gas sensorLED emitterTHANKYOU!22WHY MOFs?WHY MOFs？