×

NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, NEGATIVE ELECTRODE MATERIAL, AND MAKING METHOD

  • US 20090239151A1
  • Filed: 03/16/2009
  • Published: 09/24/2009
  • Est. Priority Date: 03/17/2008
  • Status: Active Grant
First Claim
Patent Images

1. A negative electrode material for non-aqueous electrolyte secondary batteries, comprising an active material and 1 to 20% by weight of a binder, wherein said active material comprises silicon oxide particles and silicon particles, and the silicon particles are present in an amount of not more than 50% by weight based on the active material.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×