Method for leaching positive-negative pole material mixture of waste lithium nickel cobalt manganese oxide battery

Method for leaching positive-negative pole material mixture of waste lithium nickel cobalt manganese oxide battery

  • CN 103,757,299 A
  • Filed: 12/29/2013
  • Published: 04/30/2014
  • Est. Priority Date: 12/29/2013
  • Status: Active Application
First Claim
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1. the leaching method of an anode and cathode mixed materials of waste LiCoxNiyMnzO 2 battery, it is characterized in that by anode and cathode mixed materials isolated from waste LiCoxNiyMnzO 2 battery and that obtain through roasting pretreatment and≤

  • bamboo of 1.5mm bits add in the reactor of withstand voltage, resistance to sulfuric acid and nitric acid corrosion, add the mixing solutions of sulfuric acid and nitric acid, and carry out in confined conditions agitation leach, after leaching finishes, carry out liquid-solid separation, obtain required infusion solution.

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