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Recycling of Indium from In-Sn Alloy by Vacuum Distillation
Author(s): 
Pages: 176-179
Year: Issue:  2
Journal: Vacuum Science and Technology

Keyword:  铟锡合金 真空蒸馏 粗铟 铟锡中间物;
Abstract: 研究了真空蒸馏法分离铟锡合金,回收金属铟与锡的新工艺。从理论上分析了铟与锡分离的可能性和规律性,并进行工业化试验。工业化试验的结果表明,控制蒸馏温度1050℃,真空度3 Pa时,铟锡合金中的铟与锡能在较大程度上分离开,得到含铟量大于95%的粗铟,粗铟中的含锡量降至1%以下。铟的直收率达到92%,物料的总回收率达到99%。该方法是铟锡分离中流程短、无污染、低能耗的新工艺、新技术。
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