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纳米铜粉在乙醇溶液中的团聚规律
引用本文:刘洪涛,靳晶,葛世荣,曹守范,高继萍,王路平. 纳米铜粉在乙醇溶液中的团聚规律[J]. 机械工程材料, 2012, 0(8): 59-61,78
作者姓名:刘洪涛  靳晶  葛世荣  曹守范  高继萍  王路平
作者单位:中国矿业大学材料科学与工程学院;中国矿业大学机电工程学院
基金项目:国家自然科学基金资助项目(51075387)
摘    要:研究了纳米铜粉在乙醇溶液中团聚的影响因素及其规律。结果表明:随着静止时间的延长,纳米铜粉的团聚粒径逐渐增大,粒径的分布范围先是增大,当团聚达到动态平衡后又逐渐变小;当团聚达平衡状态时,纳米铜粉的平均粒径随其质量分数的增加而增大,但当质量分数达到一定值时平均团聚粒径就达到极限;纳米铜粉在悬浊液中的团聚速率随纳米铜粉质量分数的增大而增大。

关 键 词:纳米铜  粉体  团聚  粒径

Agglomeration of Nano Copper Powder in the Ethanol Solvent
LIU Hong-tao,JIN Jing,GE Shi-rong,CAO Shou-fan,GAO Ji-ping,WANG Lu-ping. Agglomeration of Nano Copper Powder in the Ethanol Solvent[J]. Materials For Mechanical Engineering, 2012, 0(8): 59-61,78
Authors:LIU Hong-tao  JIN Jing  GE Shi-rong  CAO Shou-fan  GAO Ji-ping  WANG Lu-ping
Affiliation:1 (1.School of Materials Science and Engineering;2.School of Mechanical and Electrical Engineering, China University of Mining & Technology,Xuzhou 221116,China)
Abstract:The influence factors and regulation of the agglomeration of nano copper powder in ethanol were studyed.The results show that with prolonging the setting time,the agglomerate size of nano copper powder gradually increased,as well as the size range until the balance of agglomeration,then the range of particle size gradually became narrow again.When the agglomeration stroke a balance,the agglomerate size of nano copper powders increasing with increase of mass fraction of nano copper powders got to the limit.And the velocity of agglomeration of nano copper powders in suspension rose when it mass fraction increased.
Keywords:nanometer copper  powder  agglomeration  particle size
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