Electrode composite material, its preparation method, positive electrode, battery possessing positive electrode

Electrode composite material, its preparation method, positive electrode, battery possessing positive electrode

  • CN 104,347,850 A
  • Filed: 07/25/2013
  • Published: 02/11/2015
  • Est. Priority Date: 07/25/2013
  • Status: Active Application
First Claim
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1. a preparation method for electrode composite material, is characterized in that:

  • described preparation method comprises the steps;

    elemental sulfur, acrylonitrile monemer, initator, emulsifying agent to mix in water, at 50-100 DEG C, carry out polymerization reaction;

    After reaction, washing, drying obtain mixture;

    Heat-treated under inert gas shielding by described mixture, described heat treated temperature range is 250-450 DEG C, and described heat treated time range is 2-10 hour, the obtained sulphur/polyacrylonitrile electrode composite material with porous network structure.

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