Positive electrode material and preparation method thereof, positive electrode plate and sodium ion battery

CN119108541APending Publication Date: 2024-12-10HUBEI WANRUN NEW ENERGY TECH CO LTD
0 Cites 5 Cited by

Patent Information

Application Number
CN202411398102.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-08
Publication Date
2024-12-10

Smart Images

  • Figure CN119108541A_ABST
    Figure CN119108541A_ABST
Patent Text Reader

Abstract

The invention provides a positive electrode material and a preparation method thereof, a positive electrode plate and a sodium ion battery, and belongs to the field of batteries, the positive electrode material comprises an inner core, the inner core comprises ferric sodium phosphate pyrophosphate and optional ferric sodium phosphate, and the mass ratio of the ferric sodium phosphate to the ferric sodium phosphate pyrophosphate in the positive electrode material is (0-0.15): (99.85-100). The preparation method is beneficial to improving the capacity and cycle performance of the positive electrode material and the sodium-ion battery.
Need to check novelty before this filing date? Find Prior Art

Citation Information

Cited By

  • Composite positive electrode material of NaFePO4 modified ferric sodium phosphate pyrophosphate, preparation method of composite positive electrode material, positive plate and battery

    CN119920883A

  • Modified ferric sodium pyrophosphate positive electrode material as well as preparation method and application thereof

    CN119943909A

  • High-compaction ferric sodium pyrophosphate positive electrode material, pole piece and preparation method and application of high-compaction ferric sodium pyrophosphate positive electrode material and pole piece

    CN120127149A

  • Pyrophosphate ferric phosphate sodium positive electrode material and preparation method thereof, positive electrode plate and secondary battery

    CN121123246A

  • Ferric sodium pyrophosphate positive electrode material, preparation method thereof, positive electrode sheet and secondary battery

    CN121123246B