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Positive pole piece, preparation method of PCM/ceramic composite material and battery
The invention provides a positive pole piece, a preparation method of a PCM/ceramic composite material and a battery. The positive pole piece comprises a positive current collector, and the positive current collector comprises a first region provided with a positive active material and a second region not provided with the positive active material; the second area is provided with an insulating layer, the insulating layer comprises a PCM/ceramic composite material, the PCM/ceramic composite material is formed by compounding a phase change composite material and a ceramic material, and the phase change composite material is formed by compounding SnBi58 and TiO2; based on the mass of the PCM/ceramic composite material, the mass percentage content of the phase change composite material is 30%-50%, and the mass percentage content of the ceramic material is 50%-70%.
本申请提供了一种正极极片、PCM/陶瓷复合材料的制备方法及电池，其中正极极片包括正极集流体，正极集流体包括设置有正极活性材料的第一区域和未设置正极活性材料的第二区域；第二区域设置有绝缘层，绝缘层包括PCM/陶瓷复合材料，PCM/陶瓷复合材料由相变复合材料和陶瓷材料复合而成，相变复合材料由SnBi58和TiO2复合而成；基于PCM/陶瓷复合材料的质量，相变复合材料的质量百分含量为30％～50％，陶瓷材料的质量百分含量为50％～70％。
Positive pole piece, preparation method of PCM/ceramic composite material and battery
The invention provides a positive pole piece, a preparation method of a PCM/ceramic composite material and a battery. The positive pole piece comprises a positive current collector, and the positive current collector comprises a first region provided with a positive active material and a second region not provided with the positive active material; the second area is provided with an insulating layer, the insulating layer comprises a PCM/ceramic composite material, the PCM/ceramic composite material is formed by compounding a phase change composite material and a ceramic material, and the phase change composite material is formed by compounding SnBi58 and TiO2; based on the mass of the PCM/ceramic composite material, the mass percentage content of the phase change composite material is 30%-50%, and the mass percentage content of the ceramic material is 50%-70%.
本申请提供了一种正极极片、PCM/陶瓷复合材料的制备方法及电池，其中正极极片包括正极集流体，正极集流体包括设置有正极活性材料的第一区域和未设置正极活性材料的第二区域；第二区域设置有绝缘层，绝缘层包括PCM/陶瓷复合材料，PCM/陶瓷复合材料由相变复合材料和陶瓷材料复合而成，相变复合材料由SnBi58和TiO2复合而成；基于PCM/陶瓷复合材料的质量，相变复合材料的质量百分含量为30％～50％，陶瓷材料的质量百分含量为50％～70％。
Positive pole piece, preparation method of PCM/ceramic composite material and battery
正极极片、PCM/陶瓷复合材料的制备方法及电池
SANG LUOXIAO (author) / LI WEI (author) / LU GUANGBO (author) / FENG YUJIE (author)
2024-11-26
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
/
C04B
Kalk
,
LIME
/
C09K
Materialien für Anwendungen, soweit nicht anderweitig vorgesehen
,
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR
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