Patent ID: 6511517
Filing Date: 2003-01-28
Classification: H01M,Y02E,Y02P,Y10T

Abstract:
A method for producing a secondary lithium cell which has at least one lithium-cycling negative electrode, at least one lithium-intercalating positive electrode, at least one separator disposed between the positive and the negative electrode, and a nonaqueous lithium ion-conducting electrolyte, comprising:electrostatically spray powder coating the electrodes and/or the separator with wax particles which are insoluble in the electrolyte and have a melting temperature of from about 50 to about 150Â° C. and a mean particle size of from about 6 to about 20 &mgr;m, the amount of wax being between about 0.5 and about 2.5 mg/cm2 of electrode and/or separator area.