METHOD OF MANUFACTURING ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY, APPARATUS FOR MANUFACTURING ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY MANUFACTURED BY THE METHOD AND APPARATUS

DRIVE June 11, 2026
Source
A method of manufacturing an electrode for a rechargeable lithium battery includes forming a coating layer of a slurry including a positive electrode active material on at least one surface of a current collector and rolling the current collector using a first rolling roll. The first rolling roll has an initial surface roughness Ra of 0.2 μm to 0.4 μm. The method includes replacing the first rolling roll with a second rolling roll when the surface roughness Ra of the first rolling roll ranges from 150% to 400% of the initial surface roughness Ra or a traveling distance of the first rolling roll is 5,000 km to 7,000 km.

Discussion in the ATmosphere

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