浏览全部资源
扫码关注微信
1.淮南师范学院 化学与材料工程学院,安徽 淮南 232038
2.西北大学 化学与材料科学学院,陕西 西安 710127
文桂林,男,博士,副教授,从事多功能MOFs材料的合成与应用研究,guilinwen@126.com。
纸质出版日期:2024-04-25,
收稿日期:2023-09-19,
扫 描 看 全 文
文桂林, 王静蕊, 刘道富, 等. 镉基MOFs材料的合成、表征及催化降解染料废水[J]. 西北大学学报(自然科学版), 2024,54(2):230-239.
WEN Guilin, WANG Jingrui, LIU Daofu, et al. Synthesis, characterization and catalytic degradation of dye wastewater of Cd-based MOFs materials[J]. Journal of Northwest University (Natural Science Edition), 2024,54(2):230-239.
文桂林, 王静蕊, 刘道富, 等. 镉基MOFs材料的合成、表征及催化降解染料废水[J]. 西北大学学报(自然科学版), 2024,54(2):230-239. DOI: 10.16152/j.cnki.xdxbzr.2024-02-009.
WEN Guilin, WANG Jingrui, LIU Daofu, et al. Synthesis, characterization and catalytic degradation of dye wastewater of Cd-based MOFs materials[J]. Journal of Northwest University (Natural Science Edition), 2024,54(2):230-239. DOI: 10.16152/j.cnki.xdxbzr.2024-02-009.
工业废水处理对于维护生态平衡、实现可持续发展具有重要意义,研究开发新的污水处理剂,实现污染物催化降解是从根本上解决废水问题的有效方案。基于此,从晶体工程原理出发,以选材广泛、结构可调的MOFs材料为研究对象,通过选用亚甲基双羟萘酸(H
2
pam)和2,5-双(4-吡啶基)-1,3,4-噻二唑(bpt)作为构件,成功制备了一例MOFs材料,即[Cd(bpt)(H
2
O)
4
]
n
·n(pam)·2nH
2
O (MOF-1)。结构分析和性能表征说明,MOF-1具有一维共价链状和复杂的超分子构型,其合成方法简单、品质好,且形貌较为单一,尺寸为0.5~2 μm;主体框架在310 ℃以下稳定存在并具有较好的化学稳定性,在强酸和中性水溶液中可保持完整形貌不少于60 d和163 d;呈现明亮的绿色荧光,可在较宽温度范围内作为分子发光温度计。催化降解工业染料废水的模拟研究显示,MOF-1材料的禁带宽度
E
g
=2.85 eV,带隙值小,对罗丹明B的脱色率达到了85.94%,可显著降解。因此,MOF-1材料是一种具有较大比较优势的染料污水处理剂。
Industrial wastewater treatment is of great significance for maintaining ecological balance and achieving sustainable development. Developing new removal agents with the feature of catalytic degradation of pollutants is an effective solution to the wastewater treatment. To address this
metal-organic frameworks (MOFs) with inherent characteristics of wide material sources and adjustable structures were proposed and demonstrated according to the principle of crystal engineering. Therefore
a MOF of [Cd(bpt)(H
2
O)
4
]
n
·n(pam)·2nH
2
O (MOF-1) was prepared by using pamoic acid(H
2
pm) and 2
5-bis (4-pyridyl)-1
3
4-thiadiazole (bpt) as components.The structural analysis and physico-chemical characterization showed that MOF-1possessed complex supramolecular network with one-dimensional covalent chain
the simple synthesis method
good product quality
and the uniform morphology with the size of about 0.5~ 2 μm. The main framework of MOF-1 was thermostable till 310 ℃. The crystal products owned excellent chemical stability of not less than 60 days and 163 days in strong acid and neutral aqueous solution
respectively. Moreover
MOF-1 displayed bright green fluorescence and could be used as a molecular luminescence thermometer over a wide temperature range.The catalytic degradation of organic dyes performed by MOF-1 in simulated industrial wastewater revealed that the materials had a narrow bandgap width
E
g=2.85 eV and a large decolorization rate of Rhodamine B with 85.94%. Hence
MOF-1 is a brilliant wastewater treatment agent with greater comparative advantages with lots of known materials.
MOFs材料晶体结构理化性能染料降解
metal-organic frameworkscrystal structurephysico-chemical propertiesdye degradation
INGLES J, LOUW T M, BOOYSEN M J. Water quality assessment using a portable UV optical absorbance nitrate sensor with a scintillator and smartphone camera[J]. Water SA, 2021, 47(1): 135-140.
HAND S, CUSICK R D. Electrochemical disinfection in water and wastewater treatment: Identifying impacts of water quality and operating conditions on performance[J]. Environmental Science & Technology, 2021, 55(6): 3470-3482.
FURUKAWA H, KO N, GO Y B, et al. Ultrahigh porosity in metal-organic frameworks[J]. Science, 2010, 329(5990): 424-428.
CHEN K F, SINGH R, GUO J N, et al. Electrical regulation of CO2 adsorption in the metal-organic framework MIL-53[J]. ACS Applied Materials & Interfaces, 2022, 14(11):13904-13913.
KUYULDAR S, GENNA D T, BURDA C. On the potential for nanoscale metal-organic frameworks for energy applications[J]. Journal of Materials Chemistry A, 2019, 7(38): 21545-21576.
CUI Y J, ZHANG J, HE H J, et al. Photonic functional metal-organic frameworks[J]Chemical Society Reviews, 2018, 47(15):5740-5785.
RICE A M, MARTIN C R, GALITSKIY V A, et al. Photophysics modulation in photoswitchable metal-organic frameworks[J]. Chemical Reviews, 2020, 120(16): 8790-8813.
赵明娟, 夏霁雯, 苟蕾. 以MOFs为前驱体合成NaTi2(PO4)3/C及其电化学性能[J]. 西北大学学报(自然科学版), 2019, 49(2):289-294.
ZHAO M J, XIA J W, GOU L. Synthesis and electrochemical performance of NaTi2(PO4)3/C prepared by using a MOF as precursor[J]. Journal of Northwest University (Natural Science Edition), 2019, 49(2):289-294.
LU X M, TANG Y, YANG G P, et al.Porous functional metal-organic frameworks (MOFs) constructed from different N-heterocyclic carboxylic ligands for gas adsorption/separation[J]. CrystEngComm, 2023, 25(6): 896-908.
张思敏, 巴泽英, 李天豪, 等. 光响应金属有机框架研究进展及其应用展望[J]. 发光学报, 2023, 44(2): 227-239.
ZHANG S M, BA Z Y, LI T H, et al.Advances and application prospect on photoresponsive metal-organic frameworks[J]. Chinese Journal of Luminescence, 2023, 44(2):227-239.
ZHAO Z F, REN H J, YANG D, et al. Boosting nitrogen activation via bimetallic organic frameworks for photocatalytic ammonia synthesis[J]. ACS Catalysis, 2021, 11(15): 9986-9995.
LUO Y D, SHI G Y, YU S H, et al. Novel MIL-88B(Fe)/ZnTi-LDH high-low junctions for adsorption and photodegradation of tetracycline: Characteristics, performance, and mechanisms[J]. Chemical Engineering Journal, 2023, 473: 145198.
WANG Q, ZHANG K J, ZHENG S Z, et al. An innovative AgI/MIL-100(Fe) Z-scheme heterojunction for simultaneously enhanced photoreduction of Cr(VI) and antibacterial activity[J]. Applied Surface Science, 2023, 616: 156528.
ZHANG X, SUN H, HUANG J, et al. Alkalized MXene-supported nanoscale zero-valent iron in situ derived from NH2-MIL-88B(Fe) for the highly efficient catalytic reduction of 4-nitrophenol[J]. Materials Today Sustainability, 2022, 18: 100145.
DUNG N T, HUE T T, THAO V D, et al. Preparation of Mn2O3/MIL-100(Fe) composite and its mechanism for enhancing the photocatalytic removal of rhodamine B in water[J]. RSC Advances, 2021, 11(46):28496-28507.
ZHAO J, DONG W W, WU Y P, et al.Two (3, 6)-connected porous metal-organicframeworks based on linear trinuclear [Co3(COO)6]and paddlewheel dinuclear [Cu2(COO)4] SBUs: Gasadsorption, photocatalytic behaviour, andmagnetic properties[J]. Journal of Materials Chemistry A, 2015, 3(13): 6962-6969.
YANG F, XUE J J, LEI G P, et al.Efficient C2H2-selective separation in amicroporous Zn(II)-based metal-organicframework via the dual-ligand strategy[J]. Chemical Communications, 2023, 59: 6403-6406.
MA Z, GUAN B, GUO J F, et al.State of the art and prospectives of heterogeneous photocatalysts based on metal-organic frameworks (MOFs): Design, modification strategies, and their applications and mechanisms in photodegradation, water splitting, and CO2 reduction[J]. Catalysis Science & Technology, 2023, 13: 4285-4347.
WEN G L, LIU D F, CHEN Y H, et al. A rare twofold interpenetrating NbO mixed-ligand mesomeric network from two individual heterochiral 3D frameworks[J]. Inorganic Chemical Communications, 2016, 74: 86-89.
SHELDRICK G M. Program for Refinement of Crystal Structures [M]. Göttingen: University of Göttingen, 2013.
WEN G L, WANG Y Y, ZHANG W H, et al.Self-assembled coordination polymers of V-shaped bis(pyridyl)thiadiazole dependent upon the spacer length and flexibility of aliphatic dicarboxylate ligands[J]. CrystEngComm, 2010, 12(4): 1238-1251.
LIN K Y A, CHANG H A, HSU C J. Iron-based metal organic framework, MIL-88A, as a heterogeneous persulfate catalyst for decolorization of rhodamine B in water[J]. RSC Advances, 2015, 5(41): 32520-32530.
MA X Y, YUAN H, QIAO Q Y, et al. Enhanced catalysis for degradation of rhodamine B by amino-functionalized Fe-MOFs with high adsorption capacity[J]. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 2023, 664: 131099.
NGVYEN H T, TRAN K N, BICH H N, et al. Enhanced degradation of rhodamine B by metallic organic frameworks based on NH2-MIL-125(Ti) under visible light[J]. Materials, 2021, 14(24): 7741-7741.
NAZIR M A, SOHAIL B M, MUHAMMAD J, et al. Synthesis of porous secondary metal-doped MOFs for removal of rhodamine B from water: Role of secondary metal on efficiency and kinetics[J]. Surfaces and Interfaces, 2021, 25: 101261.
WANG J J, ZHANG R C, CAO Y L, etal. Selective fluorescent sensing and photocatalytic properties of three MOFs based on naphthalene-1, 4-dicarboxylic acid and 2, 4, 5-tri(4-pyridyl)-imidazole[J]. New Journal of Chemistry, 2018, 42(5): 3551-3559.
0
浏览量
0
下载量
0
CSCD
关联资源
相关文章
相关作者
相关机构