由废旧锂电池合成的镍钴锰基钙钛矿的方法

By extracting elemental nickel, cobalt, and manganese from waste lithium batteries through pretreatment, mechanical ball milling, and calcination, nickel-cobalt-manganese-based perovskite is synthesized. This method solves the problems of cumbersome steps and low efficiency in traditional methods, and realizes efficient and environmentally friendly resource utilization and material application.

CN118026288BActive Publication Date: 2026-07-17HUATIAN ENG & TECH CORP MCC +2
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HUATIAN ENG & TECH CORP MCC
Filing Date
2024-02-29
Publication Date
2026-07-17

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Abstract

本发明公开一种由废旧锂电池合成的镍钴锰基钙钛矿的方法。包括如下步骤，步骤1：将废旧锂电池正极电极片进行预处理获得含有镍、钴、锰金属单质的混合活性物质；步骤2：将含有镍钴锰单质的活性物质与含有镧、锶、钙或钡元素的物质混合均匀后进行研磨；步骤3：将研磨后的混合物进行煅烧后，即得到基于废旧锂电池正极活性物质合成的镍钴锰基钙钛矿。本发明制备工艺简单、易操作，实现了废旧三元锂电池的回收利用，且制备出的镍钴锰基钙钛矿具有良好的氧化还原性能和催化活性，可用于化学链燃烧、催化领域，有着广泛的应用前景。
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