一种高比表高性能低杂质磷铁制备方法
By combining a biomimetic hierarchical porous composite reagent with an amino template remover, the problems of low specific surface area and high sulfur residue in the preparation of iron phosphate precursors are solved, thereby improving the electrochemical performance and stability of the material and making it suitable for large-scale production.
CN120793871BActive Publication Date: 2026-07-17HUBEI XINGFA CHEM GRP CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- HUBEI XINGFA CHEM GRP CO LTD
- Filing Date
- 2025-07-28
- Publication Date
- 2026-07-17
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Figure SMS_1
Abstract
本发明公开了一种高比表高性能低杂质磷酸铁制备方法，通过引入含良好导电碳材料的仿生多级孔结构复合试剂，结合氨基模板去除剂协同作用，通过碱性溶解与离子交换及吸附同步脱除模板并优化孔道结构，使其具备均匀碳分布的稳定三维多孔结构，以达到制备高比表高性能低杂质磷酸铁前驱体材料的目的。本发明相对传统工艺进行创新，相对于市面上现有工艺，可以实现提质‑去杂质“一剂多用”，并具有优异的电性能，在生产过程中，具有步骤简单、改造成本低等优势，具有广阔产业化应用前景。
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