Antioxidant method for grading treatment of metal nickel powder by water
A technology for metal nickel powder and grading treatment, which is applied in the anti-oxidation field of water grading treatment of metal nickel powder, which can solve the problems of large particle friction, affecting pulping production, and increased viscosity of nickel powder, so as to achieve easy access to raw materials and production The effect of safe process and low price
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[0022] (1) Preparation of corrosion inhibition solution: Add the antioxidant TX-02 composed of carbohydrazide and citric acid mixture with a weight ratio of 3:1 in deionized water, stir until the antioxidant TX-02 is completely dissolved, and prepare Antioxidant TX-02 is a corrosion inhibition solution with a mass concentration of 0.2%, and the pH of the corrosion inhibition solution is controlled within the range of 7-8;
[0023] (2) Add the unclassified metal nickel powder into the emulsification equipment of the corrosion inhibition solution prepared in step (1) with a mass concentration of 0.2% by using a conveying device. The volume of the emulsification equipment is 250L, and the nickel powder with a solid content of 25% is prepared. Powder slurry;
[0024] (3) Start the emulsification equipment. The power of the emulsification equipment is 15kw, the speed is 2900rpm, and the nickel powder slurry is emulsified for 30 minutes. The metal nickel powder is emulsified and dis...
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