Back to results
US 2010/0075227 A1Published application
Nonaqueous electrolyte battery and negative electrode active material
OwnerTomokazu MORITA, Norio TAKAMI +1inventors
InventorsTomokazu MORITA, Norio TAKAMI, Hiroki INAGAKI
Life of this patent
Estimating the term…
Abstract
A negative electrode active material includes complex particles and a carbonaceous material phase which binds the complex particles. The complex particles comprises a metal oxide having an average size of 50 nm to 1 μm and SiOx (0≦x≦0.8) supported on a surface of the metal oxide.
Claims14
A negative electrode active material comprising:
- complex particles comprising a metal oxide having an average size of 50 nm to 1 μm and SiOx (0≦x≦0.8) supported on a surface of the metal oxide;
- and
- a carbonaceous material phase which binds the complex particles.
A negative electrode active material comprising:
- a complex particle comprising a metal oxide having an average size of 50 nm to 1 μm and SiOx (0≦x≦0.8) supported on a surface of the metal oxide;
- and
- a carbonaceous material phase which covers a surface of the complex particle.
Dependencies are inferred from the claim text.