| abstract |
A first separator including an electrode assembly in which an anode, a first separator, a cathode, and a second separator are sequentially laminated, the first separator including a first substrate having a first surface facing the anode and a second surface facing the cathode, Wherein the second separator comprises a second substrate having a third surface facing the cathode and a fourth surface facing the anode, and at least one of the first surface and the fourth surface has an organic material And at least one of the first surface and the fourth surface has an inorganic layer containing an inorganic material. |