用表面引发原子转移自由基聚合法(SI-ATRP)在二氧化硅纳米粒子表面接枝聚碘化甲基丙烯酸三甲基胺基乙酯(PMETAI),原位还原静电吸附的PdCl62-后刻蚀除去二氧化硅模板,成功制备了Pd纳米粒子复合聚电解质空心微球(air@PMETAI@Pd).用透射电子显微镜(TEM)、红外光谱仪(FTIR)、能谱仪(EDX)、热重分析仪(TGA)等技术手段对所制备的空心微球进行表征.结果表明,Pd纳米粒子均匀负载在聚电解质微球上,其直径约为(1.5±0.2) nm.将负载Pd纳米粒子的微球作为催化剂应用于硼氢化钠还原4-硝基苯酚反应,显示出很好的催化效果且具有较好的回收利用性.
参考文献
| [1] | Du,P.;Zeng,J.;Mu,B.;Liu,P..Biocompatible magnetic and molecular dual-targeting polyelectrolyte hybrid hollow microspheres for controlled drug release[J].Molecular pharmaceutics,20135(5):1705-1715. |
| [2] | Zhao,X.;Du,P.;Liu,P..Preparation of aggregation-resistant biocompatible superparamagnetic noncovalent hybrid multilayer hollow microspheres for controlled drug release[J].Molecular pharmaceutics,201211(11):3330-3339. |
| [3] | Dong, F.;Guo, W.;Park, S.-K.;Ha, C.-S..Controlled synthesis of novel cyanopropyl polysilsesquioxane hollow spheres loaded with highly dispersed Au nanoparticles for catalytic applications[J].Chemical communications,20128(8):1108-1110. |
| [4] | Si-Han Wu;Chih-Ta Tseng;Yu-Shen Lin.Catalytic nano-rattle of Au@hollow silica: towards a poison-resistant nanocatalyst[J].Journal of Materials Chemistry: An Interdisciplinary Journal dealing with Synthesis, Structures, Properties and Applications of Materials, Particulary Those Associated with Advanced Technology,20113(3):789-794. |
| [5] | 赖梨芳;纪云洲;杨骞;李占峰;戎红仁;刘琦.氧化锌空心微球的制备及其催化性能[J].应用化学,2014(2):182-187. |
| [6] | Jun Liu;Wei Liu;Shaomin Ji;Yanling Wan;Huaqi Yin;Yichun Zhou.Facile Synthesis of Carbon-Encapsulated Li_4Ti_5O_(12)@C Hollow Microspheres as Superior Anode Materials for Li-Ion Batteries[J].European journal of inorganic chemistry,201412(12):2073-2079. |
| [7] | Guoqiang Jian;Yunhua Xu;Li-Chung Lai.Mn3O4 hollow spheres for lithium-ion batteries with high rate and capacity[J].Journal of Materials Chemistry, A. Materials for energy and sustainability,201413(13):4627-4632. |
| [8] | Mcdonald C J;Devon M J.Hollow Latex Particles:Synthesis and Applications[J].Adv Colloid Interface,200299(3):181-213. |
| [9] | Jing Hu;Min Chen;Xiaosheng Fang.Fabrication and application of inorganic hollow spheres[J].Chemical Society Reviews,201111(11):5472-5491. |
| [10] | Wenru Zhao;Hangrong Chen;Yongsheng Li;Liang Li;Meidong Lang;Jianlin Shi.Uniform Rattle-type Hollow Magnetic Mesoporous Spheres as Drug Delivery Carriers and their Sustained-Release Property[J].Advanced functional materials,200818(18):2780-2788. |
| [11] | 贺全国;吴朝辉;黄春艳.溶剂热法合成粒径可控的Fe3O4磁性介孔／空心球[J].材料科学与工艺,2012(05):121-126. |
| [12] | Yuyong Yin;Min Chen;Shuxue Zhou.A general and feasible method for the fabrication of functional nanoparticles in mesoporous silica hollow composite spheres[J].Journal of Materials Chemistry: An Interdisciplinary Journal dealing with Synthesis, Structures, Properties and Applications of Materials, Particulary Those Associated with Advanced Technology,201222(22):11245-11251. |
| [13] | Chen, Z.;Cui, Z.-M.;Niu, F.;Jiang, L.;Song, W.-G..Pd nanoparticles in silica hollow spheres with mesoporous walls: A nanoreactor with extremely high activity[J].Chemical communications,201035(35):6524-6526. |
| [14] | Sun YB;Ding XB;Zheng ZH;Cheng X;Hu XH;Peng YX.Surface initiated ATRP in the synthesis of iron oxide/polystyrene core/shell nanoparticles[J].European Polymer Journal,20073(3):762-772. |
| [15] | St(o)ber W;Fink A.Controlled Growth of Monodisperse Silica Spheres in the Micron Size Range[J].J Colloid Interface,196826(1):62-69. |
| [16] | Fabrication Of Hollow Polyelectrolyte Nanospheres Via Surface-initiated Atom Transfer Radical Polymerization[J].Materials Letters,200913/14(13/14):1138-1140. |
| [17] | Kunio Esumi;Ryoko Isono;Tomokazu Yoshimura.Preparation of PAMAM-and PPI-Metal(Silver,Platinum,and Palladium)Nanocomposites and Their Catalytic Activities for Reduction of 4-Nitrophenol[J].Langmuir: The ACS Journal of Surfaces and Colloids,20041(1):237-243. |
| [18] | Rohit Bhandari;Marc R. Knecht.Effects of the Material Structure on the Catalytic Activity of Peptide-Templated Pd Nanomaterials[J].ACS catalysis,20112(2):89-98. |
| [19] | Behrens S;Heyman A;Maul R.Constrained Synthesis and Organization of Catalytically Active Metal Nanoparticles by Self-Assembled Protein Templates[J].Advanced Materials,200921(34):3515-3519. |
| [20] | Aditi Haider;S. Patra;B. Viswanath.Porous, catalytically active palladium nanostructures by tuning nanoparticle interactions in an organic medium[J].Nanoscale,20112(2):725-730. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%