High purity flake silver powers, which are mainly used as electric paste in electric industry, can be manufactured by the novel method using unpurified silver as raw material.
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释义
以未经电解的粗银为原料,氧化银和银氨溶液为中间产物,用甲醛为还原剂,采用行星式球磨方式可以制备高纯度片状银粉。
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