• Title/Summary/Keyword: Hydrongen reduction process

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Effect of magnesium stearate addition on synthesis of fine nickel powders by hydrogen reduction process (수소환원공정에 의한 니켈 미분말의 합성에 미치는 마그네슘 스테아린산의 첨가 영향)

  • 이윤복;이상근;박희찬;이미혜;김광호
    • Journal of the Korean Crystal Growth and Crystal Technology
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    • v.13 no.3
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    • pp.117-121
    • /
    • 2003
  • Nickel(Ni) powders were prepared from the mixture of nickel chloride and magnesium stearate by a hydrogen reduction process, and the effect of reaction temperature and the addition of magnesium stearate on the chracteristics of the powders were investigated. The effect of size reduction of nickel particles was observed in the presence of magnesium stearate owing to the inhibition of excess growth of paricles. The size reduction and the degree of agglomeration of the particles affected by the amounts of liqiud phase, which related to the increase of magnesium stearate.