Page 133 - 《精细化工》2021年第1期
P. 133

第 1 期               张大琴,等:  基于蛋壳膜基碳点合成 Ag/E-CDs/Fe 3 O 4 及其催化还原性能                        ·123·


                      –
            (C 6 H 4 NO 3 ),生成 4-AP [28] 。E-CDs/Fe 3 O 4 和 Ag 单    by Fe/Fe 2O 3 core-shell nanowires[J]. Elsevier Science, 2019, 282: 13-22.
                                                               [7]   ZHANG  B, LI F,  WU  T,  et al. Adsorption of  p-nitrophenol from
            质的协同作用促进了这一电子传递过程,从而加速                                 aqueous solutions using nanographite oxide[J]. Colloids and Surfaces
            了 4-NP 的降解。                                            A-Physicochemical and Engineering Aspects, 2015, 464: 78-88.
                                                               [8]   LU H F, WANG W, XIAO Z Q, et al. Facile synthesis of MCM-41/

                                                                   nano zero-valent iron composite for catalytic reduction of p-nitrophenol[J].
                                                                   Journal of Porous Materials, 2015, 22(6): 1559-1565.
                                                               [9]   ZHU X P, NI J R. Simultaneous processes of electricity generation
                                                                   and p-nitrophenol degradation in a microbial fuel cell[J]. Electrochemistry
                                                                   Communications, 2009, 11(2): 274-277.
                                                               [10]  ZHANG  X R, ZHANG Z X, LI Y F,  et al. Preparation of
                                                                   graphene-Co/Ni/Fe 3O 4 nanocomposites and their electrocatalytic
                                                                   activity for reduction of p-nitrophenol[J]. Journal of Nanoscience and
                                                                   Nanotechnology, 2020, 20(4): 2592-2597.
                                                               [11]  ADITYA  T, PAL  A, PAL  T. Nitroarene reduction: A trusted  model
                                                                   reaction to test nanoparticle catalysts [J]. Chemical Communications,
                                                                   2015, 51(46): 9410-9431.
                                                               [12]  XUAN S H, HAO L  Y, JIANG W  Q,  et al. A facile  method to
                                                                   fabricate carbon-encapsulated Fe 3O 4 core/shell composites[J].
                                                                   Nanotechnology, 2007, 18(3): 035602.
                                                               [13]  SOARES O S G P, RODRIGUES C S D, MADEIRA  L M,  et al.
                                                                   Heterogeneous  Fenton-like degradation of  p-nitrophenol over
                  图 9  ECIA 催化还原 4-NP 反应机理示意图                      tailored carbon-based materials[J]. Catalysts, 2019, 9(3): 258.
            Fig. 9    Schematic diagram of reaction mechanism of ECIA   [14]  GUO Y L, ZHANG L L, LIU X Y, et al. Synthesis of magnetic core-
                   catalytic reduction of 4-NP                     shell carbon  dot@MFe 2O 4 (M = Mn, Zn and Cu) hybrid materials
                                                                   and their catalytic properties[J]. Mater Chem A, 2016, 4: 4044-4055.
            3    结论                                            [15]  KARUPPAIAH M, SAKTHIVEL P, ASAITHAMBI S, et al. Formation
                                                                   of one dimensional nanorods with microsphere of MnCO 3 using Ag
                                                                   as dopant to enhance the performance of pseudocapacitors[J]. Materials
                (1)以废弃的鸡蛋壳膜为原料,水热合成碳量                              Chemistry and Physics, 2019, 228: 1-8.
                                                               [16]  ESSNER J B, LABER C  H,  BAKER G A. Carbon dot reduced
            子点,利用 E-CDs 还原性,以 E-CDs 为还原剂,采                         bimetallic nanoparticles: Size and surface plasmon resonance tunability
                                                                   for enhanced catalytic applications[J]. Journal of Materials Chemistry A,
            用水热和光催化两步法合成了 E-CDs/Ag/Fe 3 O 4 复合                     2015, 3(31): 16354-16360.
                                                   +
            物,实现了 E-CDs/Fe 3 O 4 的一步合成以及 Ag 原位还                [17]  DE B, VOIT B, KARAK N. Carbon dot reduced Cu 2O nanohybrid/
                                                                   hyperbranched epoxy nanocomposite: Mechanical, thermal  and
            原负载到复合物 E-CDs/Fe 3 O 4 表面,表明 E-CDs 具                   photocatalytic activity[J]. RSC Advances, 2014, 4(102): 58453-58459.
            有良好的还原性能。                                          [18]  CHEN D J,  LI S  X, XUN B Y,  et al. Polycrystalline  iron oxide
                                                                   nanoparticles prepared by C-dot-mediated aggregation and reduction for
                (2)以制备的 E-CDs/Ag/Fe 3 O 4 复合物为催化                   supercapacitor application[J]. RSC Advances, 2016, 6(51): 45023-45030.
            剂,4-NP 为模型污染物,研究了复合物的催化还原                          [19]  SHARMA S, UMAR A, MEHTA S K,  et al.  Solar light driven
                                                                   photocatalytic degradation of levofloxacin using TiO 2/carbon-dot
            性能。ECIA 复合材料对水体中 4-NP 的还原降解具                           nanocomposites[J]. New Journal of Chemistry, 2018, 42(9): 7445-7456.
            有良好的催化效果。                                          [20]  WANG H, WEI Z Y, MATSUI H, et al. Fe 3O 4/carbon quantum dots
                                                                   hybrid nanoflowers for  highly active and recyclable visible-light
                (3)室温下,复合物中含 Ag 量、催化剂量、4-NP                        driven photocatalyst[J]. Journal of Materials Chemistry  A, 2014,
                                                                   2(38): 15740-15745.
            初始浓度对 4-NP 催化还原降解均有影响。在 4-NP                       [21]  MU Y L,  WANG L, ZHAO  Y,  et al. 3D flower-like MnCO 3
            (20 mL,1 mmol/L)和 NaBH 4 (20 mL,0.3 mol/L)             microcrystals: Evolution mechanisms  of morphology and enhanced
                                                                   electrochemical performances[J].  Electrochimica  Acta, 2017, 251:
            混合溶液中,添加 20 mg ECIA-2(其中 AgNO 3 用量                     119-128.
            为 2 mg)对 4-NP 的催化活性最佳,催化还原符合                       [22]  GATEMALA H, KOSAANG S, SAWANGPHRUK M. Bifunctional
                                                                   electrocatalytic CoNi-doped manganese oxide produced from
                                                    –1
            一级动力学反应,该反应的 k i 为 0.6441 min 。                        microdumbbell manganese carbonate towards oxygen reduction and
                                                                   oxygen evolution  reactions[J]. Sustainable Energy & Fuels, 2018,
            参考文献:                                                  2(6): 1170-1177.
                                                               [23]  XING R M, LI R, XU Y X, et al. Hydrothermal-assisted homogeneous
            [1]   REN J, LI H  X, LI N,  et al. A three-dimensional electrode   precipitation synthesis of dumbbell-like MnCO 3 nanostructures[J].
                 bioelectrochemical system for the advanced oxidation of 4-nitrophenol in   Ceramics International, 2017, 43(16): 14426-14430.
                 an aqueous solution[J]. RSC Advances, 2020, 10(29): 17163-17170.     [24]  TANG Y Q, LU Y C, LUO G S. Synthesis of micro-nano-assembled
            [2]   YANG L X, LUO S L,  LI Y,  et al. High efficient photocatalytic   manganese carbonate  via  aqueous precipitation  assisted by ethanol[J].
                 degradation of p-nitrophenol on a unique Cu 2O/TiO 2 p-n heterojunction   Industrial & Engineering Chemistry Research, 2017, 56(36): 10036-
                 network catalyst[J]. Environ Sci Technol, 2010, 44(19): 7641-7646.     10043.
            [3]   LI J, JI Q Q, LAI B, et al. Degradation of 4-nitrophenol by Fe-0/H 2O 2/   [25]  JIA A G, LUO  G C, WU H P,  et al. Cotton  fiber-biotemplated
                 persulfate system:  Optimization, performance and  mechanisms[J].   synthesis of Ag fibers: Catalytic reduction for 4-nitrophenol and
                 Journal of Taiwan Institute of Chemical Engineers, 2017, 80: 686-694.   SERS application[J]. Solid State Sciences, 2019, 94: 120-126.
            [4]   WANG R,  ZHANG M, GE B  C, et al. Facile preparation of black     [26]  LIN H L, SOU N L, HUANG G G. Single-step preparation of recyclable
                 phosphorus-based rGO-B4-Pd composite hydrogels with  enhanced   silver nanoparticle immobilized porous glass filters for the catalytic
                 catalytic reduction of 4-nitrophenol  performances for  wastewater   reduction of nitroarenes[J]. RSC Advances, 2015, 5: 19248-19254.
                 treatment[J]. Journal of Molecular Liquids, 2020, 310: 113083.   [27]  ZHANG K H, WANG C W, RONG Z, et al. Silver coated magnetic
            [5]   WAN D, LI W B, WANG G H, et al. Degradation of 4-nitrophenol   microflowers as efficient and recyclable catalysts for catalytic
                 using magnetic Fe-0/Fe 3O 4/Coke composite as a heterogeneous Fenton-   reduction[J]. New Journal of Chemistry, 2017, 41: 14199-14208.
                 like catalyst[J]. Science of the Total Environment, 2017, 574: 1326-1334.   [28] BARUAH B. In situ and facile synthesis of silver nanoparticles on
            [6]   LUO  H W, ZHAO Y  Y, HE D Q, et al. Hydroxylamine-facilitated   baby wipes and their applications  in catalysis and SERS[J].    RSC
                 degradation of rhodamine B(RhB) and 4-nitrophenol (PNP) as catalyzed   Advances, 2016, 6: 5016-5023.
   128   129   130   131   132   133   134   135   136   137   138