| 摘要 |
A lithium secondary battery including: an electrode assembly including a positive electrode plate, a negative electrode plate, and a separator; and a case for containing the electrode assembly, wherein a ceramic coating portion is on at least one surface of the positive electrode plate or the negative electrode plate, wherein the ceramic coating portion includes a ceramic material and a binder material, and wherein the binder material includes a polymer of alkylene oxide or a copolymer thereof.
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