Lithium ion battery composite isolation membranes

Lithium ion battery composite isolation membranes

  • CN 102,810,655 A
  • Filed: 05/30/2011
  • Published: 12/05/2012
  • Est. Priority Date: 05/30/2011
  • Status: Active Application
First Claim
Patent Images

1. compound diaphragm for lithium ion battery;

  • Comprise the barrier film matrix;

    It is characterized in that;

    also comprise binding agent and become the polymer of stacked structure attached to the barrier film matrix;

    Described polymer is Powdered, and grain diameter is 50nm~

    10 μ

    m, and said polymer is insoluble or be slightly soluble in the solvent that is used to dissolve said binding agent.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×