Lithium metal secondary battery including lithium metal foil negative electrode with nano imprint pattern structure adhered to separator, and method of manufacturing the same

• Main Authors: Lee, Sang-Kyun, Choi, Baeck-Boem, Ku, Cha-Hun, Kim, Min-Wook
• Format: Patent
• Language: English
• Published: 21.06.2022
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

Provided is a lithium metal secondary battery ensuring electrode-separator adhesive strength and a method for fabricating the same. The lithium metal secondary battery according to the present disclosure includes a negative electrode, a separator and a positive electrode, the negative electrode including a lithium metal foil as a negative electrode material, wherein a nano imprint pattern structure is formed on a lithium metal foil surface which is a surface of the negative electrode facing the separator, and the negative electrode and the separator are adhered to each other.