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US 2009/0214949 A1Published application
Non-aqueous electrolyte battery and negative electrode
AssigneeSony Corporation
InventorShinsaku Ugawa
Life of this patent
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Abstract
A non-aqueous electrolyte secondary battery including a positive electrode, a negative electrode and a non-aqueous electrolyte, wherein the negative electrode contains a negative electrode mixture containing a binder; and the binder contains polyvinylidene fluoride and polyacrylonitrile, with a mass ratio of polyvinylidene fluoride to polyacrylonitrile ranging from 99.9/0.1 to 95.1/4.9.
Claims6
A non-aqueous electrolyte secondary battery comprising:
- a positive electrode;
- a negative electrode;
- and
- a non-aqueous electrolyte, wherein
- the negative electrode contains a negative electrode mixture containing a binder;
- and
- the binder contains polyvinylidene fluoride and polyacrylonitrile, with a mass ratio of polyvinylidene fluoride to polyacrylonitrile ranging from 99.9/0.1 to 95.1/4.9.
4 more elements
A negative electrode comprising:
- a negative electrode mixture containing a binder, wherein
- the binder contains polyvinylidene fluoride and polyacrylonitrile, with a mass ratio of polyvinylidene fluoride to polyacrylonitrile ranging from 99.9/0.1 to 95.1/4.9.
Dependencies are inferred from the claim text.