| 球形纳米银粉的制备与微结构研究 |
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| 引用本文： | 李明利,周宇松,纪松,钱坤明,倪杨,杜丕一. 球形纳米银粉的制备与微结构研究[J]. 兵器材料科学与工程, 2010, 33(4): 1-3. DOI: 10.3969/j.issn.1004-244X.2010.04.001 |
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| 作者姓名： | 李明利 周宇松 纪松 钱坤明 倪杨 杜丕一 |
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| 作者单位： | 硅材料国家重点实验室,浙江大学,材料科学与工程系,浙江,杭州,310027;中国兵器科学研究院,宁波分院,浙江,宁波,315103;中国兵器科学研究院,宁波分院,浙江,宁波,315103;中国兵器科学研究院,宁波分院,浙江,宁波,315103;宁波表面工程研究中心,浙江,宁波,315103;硅材料国家重点实验室,浙江大学,材料科学与工程系,浙江,杭州,310027 |
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| 基金项目： | 国家46批博士后基金，宁波市自然科学基金 |
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| 摘 要： | 以硝酸银为原料,以对苯二酚C6H4(OH)2作为还原剂,添加链烷醇胺A作分散剂,液相化学还原法制备出分散性良好的球形纳米银粉。用激光粒度分布仪测试银粉的粒度分布与平均粒径,用透射电子显微镜(TEM)分析银粉的形貌、粒径和团聚状态,用多晶X射线衍射仪(XRD)检测粉体的晶相。实验结果表明:制备的纳米银粉为面心立方晶体结构,呈现规则球形,并且具有狭窄的粒度分布,其平均粒径约为100 nm,振实密度约为4.0 g/cm3。
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| 关 键 词： | 银 纳米粉体 化学还原 微结构 |
Preparation and microstructure of silver nanopowder with spheric morphology |
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| LI Mingli,ZHOU Yusong,JI Song,QIAN Kunming,NI Yang,DU Piyi. Preparation and microstructure of silver nanopowder with spheric morphology[J]. Ordnance Material Science and Engineering, 2010, 33(4): 1-3. DOI: 10.3969/j.issn.1004-244X.2010.04.001 |
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| Authors: | LI Mingli ZHOU Yusong JI Song QIAN Kunming NI Yang DU Piyi |
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| Affiliation: | LI Mingli1,2,ZHOU Yusong2,JI Song2,QIAN Kunming2,3,NI Yang2,DU Piyi1(1.State Key Laboratory of Silicon Materials,Department of Materials Science and Engineering,Zhejiang University,Hangzhou 310027,China,2.Ningbo Branch of China Academy of Ordnance Science,Ningbo 315103,3.Surface Engineering Research Center of Ningbo,China) |
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| Abstract: | The silver nanopowder with monodispersity was prepared by chemical reduction method using AgNO3 as raw material.Hydroquinone and chain triacontanol amine were chosen as reductant and dispersant agent,respectively.The laser fineness gage was used to investigate the grain size distribution and the average diameter of Ag powder.The microstructure,particle size and agglomerating state of Ag powders was examined by Transmission Electron Microscope(TEM).The phase composition of Ag powders was characterized by X-r... |
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| Keywords: | silver nanopowder chemical reduction microstructure |
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