控制电池电极的槽涂层边缘配置文件
Jihwan Yoon1, Kyengmin Min1, Jisoo Song1
1Department of Chemical and Biological Engineering, Seoul National University, Seoul 08826, South Korea.
ACS applied materials & interfaces
|December 1, 2025
概括
在槽模涂层过程中控制电池电极边缘配置对于制造至关重要. 这项研究表明,优化槽模和基板之间的间隙以匹配湿涂层厚度是高质量的电极的关键.
科学领域:
- 材料科学 材料科学 材料科学
- 化学工程是化学工程的重要组成部分.
- 制造过程 制造过程 制造过程
背景情况:
- 槽模涂层对于电池电极制造至关重要.
- 控制边缘配置文件对于高质量的电极和生产产量至关重要.
- 关于厚膜电极边缘形成机制的现有知识是有限的.
研究的目的:
- 为了研究厚薄膜阳极电极槽涂层中的边缘形状形成机制.
- 确定在槽涂层过程中控制边缘配置文件的策略.
- 为优化插槽模具涂层参数提供实用指南.
主要方法:
- 在各种工艺条件下进行了500多次实验.
- 采用统计和机器学习分析来解释数据.
- 利用粘性毛细管模型进行物理机制的理论分析.
主要成果:
- 边缘形状主要受到涂层珠内压力分布和下游平衡流的影响.
- 确定了影响边缘形状形成的关键过程变量.
- 建立了过程参数和边缘质量之间的相关性.
结论:
- 最佳的边缘质量是当槽模与基板间隙等于湿涂层厚度时才能实现的.
- 这些发现为插槽模具配置和工艺控制提供了实用见解.
- 这项研究有助于改善高质量的电池电极的制造.
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