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AssigneeContemporary Amperex Technology Co., Limited
InventorsZhenhua Li, Zhenxing Pei, Wuyuan Zou
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The present application relates to a positive electrode and a Li-ion battery including the positive electrode, the positive electrode comprises a positive electrode current collector and a first active material layer including a first positive electrode active material arranged on the positive electrode current collector, a buffer layer including a carbon material and a binder, and a second active material layer including a second positive electrode active material, the buffer layer is arranged between the first active material layer and the second active material layer. The positive electrode provided by the present application, when applied to the lithium battery, not only can improve the safety performance of the Li-ion battery, but also improve the cycle performance of the Li-ion battery.
A positive electrode, comprising a positive electrode current collector, a first active material layer comprising a first positive electrode active material arranged on the positive electrode current collector, a buffer layer consisting of a carbon material and a binder, and a second active material layer comprising a second positive electrode active material, wherein the buffer layer is arranged between the first active material layer and the second active material layer;
Dependencies are inferred from the claim text.