SECONDARY BATTERY ELECTRODE PLATE INCLUDING ELECTRODE MIXTURE REGIONS HAVING DIFFERENT BINDER CONTENT, AND METHOD FOR MANUFACTURING SECONDARY BATTERY ELECTRODE USING SAME

The present invention relates to an electrode slurry coating device and method, wherein the heights of first and second slot die heads for discharging active material can be controlled according to time to improve process efficiency and reduce defect rates when forming an active material layer having a double layer structure.