Negative electrode for rechargeable lithium battery, method of preparing the same and rechargeable lithium battery including the same

Negative electrode for rechargeable lithium battery, method of preparing the same and rechargeable lithium battery including the same

  • CN 103,887,507 A
  • Filed: 12/19/2013
  • Published: 06/25/2014
  • Est. Priority Date: 12/19/2012
  • Status: Active Application
First Claim
Patent Images

1. for the negative pole of lithium rechargeable battery, compriseCollector and be positioned at the negative electrode active material layer on described collector,Wherein said negative electrode active material layer comprisesComprise the first active material of the material based on carbon;

  • Comprise the composite material of the second active material, described the second active material comprises the material based on silicon or the material based on tin, and described the second active material is coated with in its surface in conjunction with binding agent and fibrous electric conducting material;

    WithBinding agent, whereinBased on the total amount of described composite material, with the coated described combination binding agent of amount of 4 % by weight-20 % by weight,Based on the total amount of described composite material, with the coated described fibrous electric conducting material of amount of 1 % by weight-5 % by weight, andBased on the total amount of described negative electrode active material layer, comprise described binding agent with the amount of 1 % by weight-10 % by weight.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×