The invention provides a sodium-ion battery positive plate and a sodium-ion battery. The sodium-ion battery positive plate comprises a positive current collector and a positive active material arranged on the surface of the positive current collector, the positive electrode active material comprises a de-intercalation type positive electrode material and an adsorption type positive electrode material; and the use amount of the positive electrode active material on the surface of the positive electrode current collector is 0.2-0.8 g/dm < 2 >. The sodium ion battery uses the sodium ion battery positive plate, the power density of the sodium ion battery is kept at 2kw/kg to 3.5 kw/kg, and the energy density of the battery is kept at 40Wh/kg to 80Wh/kg. And the use requirements of the HEV battery pack are met.
本申请提供了一种钠离子电池正极片及一种钠离子电池,所述钠离子电池正极片包括:正极集流体和设置于所述正极集流体表面的所述正极活性材料;所述正极活性材料包括脱嵌型正极材料和吸附型正极材料;所述正极集流体表面的正极活性材料的用量为每平方分米0.2至0.8g。所述钠离子电池使用上述的钠离子电池正极片,所述钠离子电池的功率密度保持在2kw/kg至3.5kw/kg,电池能量密度保持在40Wh/kg至80Wh/kg。满足了HEV电池包的使用要求。
Sodium ion battery positive plate and sodium ion battery
一种钠离子电池正极片及一种钠离子电池
2022-12-27
Patent
Electronic Resource
Chinese
IPC: | H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01G Kondensatoren , CAPACITORS |
European Patent Office | 2021
|Online Contents | 1994
European Patent Office | 2022
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