Preparation of nanosized nickel powder by solution reduction

YANG Yong; DONG Kun; SHAO Lei; CHU Guangwen; SUN Baochang; ZOU Haikui

doi:10.11949/j.issn.0438-1157.20161073

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Preparation of nanosized nickel powder by solution reduction

更新时间：2025-11-26

- Preparation of nanosized nickel powder by solution reduction
- CIESC Journal Issue S2, Pages: 386-393(2016)
- 作者机构：
  
  北京化工大学有机无机复合材料国家重点实验室, 北京化工大学教育部超重力工程研究中心,北京,100029
- 作者简介：
- 基金信息：
- DOI：10.11949/j.issn.0438-1157.20161073
  CLC： B031
- Online First：30 December 2016，
  
  Published：30 December 2016
- 稿件说明：
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YANG Yong, DONG Kun, SHAO Lei, et al. Preparation of nanosized nickel powder by solution reduction[J]. CIESC Journal, 2016, (S2): 386-393.
DOI：

YANG Yong, DONG Kun, SHAO Lei, et al. Preparation of nanosized nickel powder by solution reduction[J]. CIESC Journal, 2016, (S2): 386-393. DOI： 10.11949/j.issn.0438-1157.20161073.

摘要

采用液相还原法在搅拌反应器内进行了纳米镍粉的制备研究。系统考察了反应物浓度、反应物配比（N2H4：NiSO4）、引发剂浓度、氢氧化钠浓度、反应温度、搅拌速度等操作条件对镍粉物性的影响规律，获得了较优操作条件：NiSO4为0.8 mol·L-1，反应物配比为6：1，NaBH4浓度为0.01 mol·L-1，NaOH浓度为1 mol·L-1，反应温度80℃，搅拌速度为2400 r·min-1，在较优条件下制备出常温下稳定性良好、平均粒径107 nm的面心立方结构的纳米镍粉。

Abstract

The preparation of nano nickel powder by solution reduction method in stirred reactor was proposed.The effects of different operating conditions including reactant concentration

reactant ratio

initiator concentration

sodium hydroxide concentration

reaction temperature

stirring speed on the characteristic of nano nickel powder were systematically investigated to obtain the optimal operating conditions.Nano nickel powder with a face centered cubic structure and an average particle size of 107 nm was obtained under the optimal operating conditions of a NiSO4 concentration of 0.8 mol·L-1

a reactant ratio(N2H4:NiSO4) of 6:1

a initiator concentration of 0.01 mol·L-1

sodium hydroxide concentration of 1 mol·L-1

a reaction temperature of 80℃

a stirring speed of 2400 r·min-1.

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