| 摘要 |
<p>The present invention relates to a refractory for preparing nickel powder which can prepare high purity nickel powder, to a preparing method thereof, and to a manufacturing method of nickel powder. According to an embodiment of the present invention, provided is a preparing method of a refractory for preparing nickel powder, which comprises the steps of: preparing first slurry by mixing nickel and water-based liquid; preparing second slurry by adding ammonium bicarbonate (NH_4HCO_3) to the first slurry; preparing third slurry by adding acetic acid (CH_3COOH) to the second slurry; and preparing a porous refractory formed with pores through a chain exothermic reaction of the third slurry.</p> |
