Lithium-ion battery
First Claim
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1. A lithium-ion battery comprising:
- a positive electrode comprising a current collector and a first active material; and
a negative electrode comprising a current collector, a second active material, and a third active material, wherein the second active material comprises a lithium titanate material and the third active material comprises V6O13;
wherein the third active material exhibits charging and discharging capacity below a corrosion potential of the current collector of the negative electrode and above a decomposition potential of the first active material.
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Abstract
A lithium-ion battery includes a positive electrode having a current collector and a first active material and a negative electrode comprising a current collector, a second active material, and a third active material. The second active material comprises a lithium titanate material and the third active material comprises V6O13. The third active material exhibits charging and discharging capacity below a corrosion potential of the current collector of the negative electrode and above a decomposition potential of the first active material.
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Citations
25 Claims
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1. A lithium-ion battery comprising:
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a positive electrode comprising a current collector and a first active material; and a negative electrode comprising a current collector, a second active material, and a third active material, wherein the second active material comprises a lithium titanate material and the third active material comprises V6O13; wherein the third active material exhibits charging and discharging capacity below a corrosion potential of the current collector of the negative electrode and above a decomposition potential of the first active material. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A battery comprising:
a positive electrode and a negative electrode, wherein the positive electrode comprises an active material and the negative electrode comprises a lithium titanate active material and a V6O13 active material, wherein the V6O13 active material exhibits charging and discharging capacity below a corrosion potential of a current collector of the negative electrode and above a decomposition potential of the active material of the positive electrode. - View Dependent Claims (13, 14, 15, 16, 17, 18)
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19. A battery comprising:
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a positive electrode and a negative electrode, the positive electrode comprising a first active material selected from the group consisting of LiCoO2 and LiMn2O4 and the negative electrode comprising a second active material and a third active material; wherein the second active material comprises Li4Ti5O12 and the third active material comprises V6O13. - View Dependent Claims (20, 21, 22, 23, 24, 25)
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Specification