Powder for positive electrode and positive electrode composite

Powder for positive electrode and positive electrode composite

  • CN 101,421,867 A
  • Filed: 04/18/2007
  • Published: 04/29/2009
  • Est. Priority Date: 04/21/2006
  • Status: Active Grant
First Claim
Patent Images

1. powder for positive electrode, this powder for positive electrode contains positive electrode active material powder and powdered graphite, wherein, described positive electrode active material powder contains the aggregated particle of primary particle and primary particle, in the primary particle in this positive electrode active material powder and the aggregated particle of primary particle, the particle grain size of 90% above number is 0.01 μ

  • m~

    5 μ

    m;

    Described powdered graphite is the powdered graphite that contains graphite granule, and in the graphite granule in this powder, the peaked particle diameter of the demonstration in the particle grain size of 90% above number is 0.1 μ

    m~

    10 μ

    m.

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