HARD CARBON NEGATIVE ELECTRODE MATERIAL FOR SODIUM-ION BATTERY AND PREPARATION METHOD THEREFOR

• Main Authors: WEI, Yike, TANG, Yongbing, ZHANG, Fan
• Format: Patent
• Language: Chinese; English; French
• Published: 22.06.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

A hard carbon negative electrode material for a sodium-ion battery and a preparation method therefor. The hard carbon negative electrode material is prepared from a hard carbon source and a precursor salt of active metal particles by using a one-step in-situ doping and calcination method. The hard c...