在氩气保护下,以室温离子液体1-丁基-3-甲基咪唑六氟磷酸盐{[BMI][PF6]}为介质,用钠-钾合金还原氯化亚铜,制备了铜纳米微粒.利用X射线衍射仪(XRD)、透射电子显微镜(TEM)、傅立叶转换红外吸收光谱仪(FTIR)及X射线光电子能谱仪(XPS)表征了所制备铜纳米微粒的形貌和结构;采用UMT-2摩擦磨损试验机考察了铜纳米微粒对离子液体减摩抗磨性能的影响.结果表明:在40℃下反应1 h所制得的铜纳米微粒具有立方相结构,其粒径在40～50 nm之间,粒径分布比较均匀;铜纳米微粒反而使得离子液体[BMI][PF6]的减摩抗磨性能变差,显示两者具有对抗效应,不宜复配使用.
参考文献
| [1] | 张立德;牟季美.纳米材料和纳米结构[M].北京:科学出版社,2001 |
| [2] | 刘谦,徐滨士,许一,史佩京,于鹤龙.纳米铜自修复添加剂摩擦学性能研究[J].材料保护,2004(z1):147-149. |
| [3] | 李斌,张明,王晓波,刘维民,薜群基.油溶性纳米铜对Al2024-GCr15钢摩擦副的摩擦学效应[J].材料保护,2006(08):1-3,42. |
| [4] | 方芬,颜红侠,张军平.纳米粒子在润滑材料中的应用进展[J].材料保护,2006(12):32-36. |
| [5] | 刘仁德,梁敬辉,陶德华.表面修饰纳米铜粒子的制备及其摩擦学性能[J].润滑与密封,2007(03):161-164. |
| [6] | 张乾,崔作林.铜催化剂纳米粒子的尺寸对碳纤维形貌的影响[J].功能材料,2008(01):151-153. |
| [7] | Ohde H;Hunt F;Wai C M .Synthesis of Silver and Copper Nanoparticles in a Water-in-Supercritical-Carbon Dioxide Microemulsion[J].CHEMISTRY OF MATERIALS,2001,13(11):4 130-4 135. |
| [8] | Cason J P;Miller M E;Thompson J 8 et al.Solvent Effects on Copper Nanopartiele Growth Behavior in AOT Reverse Micelle Systems[J].Journal of Physical Chemistry B,2001,105:2 297-2 302. |
| [9] | Kitchens C L;McLeod M C;Roberts C B.Sclvent Effects on the Growth and Steric Stabilization of Copper Metallic Nanoparticles in AOT Reverse Micelle Systems[J].Journal of Physical Chemistry B,2003(107):11 331-11 338. |
| [10] | Zhou GJ;Lu MK;Yang ZS .Aqueous synthesis of copper nanocubes and bimetallic copper/palladium core-shell nanostructures[J].Langmuir: The ACS Journal of Surfaces and Colloids,2006(13):5900-5903. |
| [11] | Liu Y;Chu Y;Zhuo YJ;Dong LH;Li LL;Li MY .Controlled synthesis of various hollow Cu nano/microStructures via a novel reduction route[J].Advanced functional materials,2007(6):933-938. |
| [12] | Chang Y;Lye M L;Zeng H C .large-Scale Synthesis of High-Quality Ultralong Goppor Nanowires[J].Langmuir,2005,21:3 746-3 748. |
| [13] | WeltonT .Room-Temperature Liquids.Solvents for Synthesis and Catalysis[J].Chemical Reviews,1999,99:2 071-2 083. |
| [14] | Scheeren C W;Machado G;Teixeira S R et al.Synthesis and Characterization of Pt (0) Nanoparticles in Imidazolium Ionic Liquids[J].Journal of Physical Chemistry B,2006,110:13 011-13 020. |
| [15] | Mu X D;Meng J Q;Li Z C et al.Rhodium Nanoparticles Stabilized by Ionic Copolymers in Ionic Liquids-Long Lifetime Nanoeluster Catalysts for Benzene Hydrogenation[J].Journal of the American Chemical Society,2005,127:9 694-9 695. |
| [16] | Li Z H;Liu Z M;Zhang J L et al.Synthesis of Single-Crystal Gold Nanosheets of Large Size in Ionic Liquids[J].Journal of Physical Chemistry B,2005,109:14445-14448. |
| [17] | Jacob D S;Genish I;Klein L et al.Carbon-Coated Core Shell Structured Copper and Nickel Nanoparticles Synthesized in an Ionic Liquid[J].Journal of Physical Chemistry B,2006,110:17 711-17 714. |
| [18] | 张晟卯,张春丽,张经纬,张治军,党鸿辛,吴志申,刘维民.室温离子液体中银纳米微粒的制备与结构表征[J].物理化学学报,2004(05):554-556. |
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