基于葡萄糖的绿色溶剂用于完全固态电池的固体电解质回收:因素,特性,可扩展性和抗溶剂负责的沉
Yu Chen1, Yaxue Shen1, Yuqing Zhang1
1Department of Chemistry and Material Science, Langfang Normal University, Langfang, 065000, Hebei, China.
ChemSusChem
|October 31, 2025
概括
基于葡萄糖的绿色溶剂有效地从全固态电池 (ASSLB) 中恢复固体电解质. 这项研究优化了漏因素,并引入了对金属沉的抗溶剂策略,展示了可持续的回收方法.
科学领域:
- 材料科学 材料科学 材料科学
- 电化学 电化学 电化学
- 绿色化学 绿色化学
背景情况:
- 在全固态电池 (ASSLB) 中回收固体电解质的传统溶剂缺乏自然可用性和生物相容性.
- 基于葡萄糖的低融混合溶剂 (LoMMSs) 提供了一个可持续的替代品,因为它们的成本低,生物降解性和高生物相容性.
研究的目的:
- 研究基于葡萄糖的LoMMS作为绿色溶剂,用于从ASSLB中回收固体电解质.
- 优化液参数,并开发一种从液中沉金属的方法.
主要方法:
- 浸出因素的全面调查 (摩尔比率,温度,时间,液体与固体比率).
- 分析溶剂和浸出物特性 (pH,红外光谱,燃烧行为).
- 可扩展性测试和开发一种抗溶剂响应性沉策略.
主要成果:
- 在优化条件下 (80°C,24小时,液体/固体比为200) 达到Li的78.2%,Al的97.0%的最大漏效率.
- 在抗溶剂极性和金属沉效率之间确定了线性关系.
- 成功证明可扩展性用于实际应用.
结论:
- 基于葡萄糖的LoMMS是ASSLB固体电解质回收的有效绿色溶剂.
- 开发的抗溶剂策略使漏物能够有效地从漏物中沉多金属.
- 这种方法为回收关键电池材料提供了一个可持续和可扩展的解决方案.
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