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发明名称
负极材料之改质及制备方法
摘要
一种负极材料之改质,该负极材料系作为锂离子二次电池负极之碳材,其改质特征在于该碳材表面镀覆锡磷或镍锡磷之奈米微粒。其制备方法系将一含磷离子之还原剂溶液,及一含锡离子或镍、锡离子之氧化剂溶液混合形成一镀液,然后将碳材置入该镀液中,于pH值为3~5间,环境温渡加热到80℃~85℃,并持温两小时,进行无电镀反应;然后将该碳材冷却到室温后,利用去离子水洗净该碳材;最后将该碳材烘乾,即可得表面镀覆锡磷或镍锡磷奈米微粒之碳材。
申请公布号
TW200713671
申请公布日期
2007.04.01
申请号
TW094133624
申请日期
2005.09.28
申请人
国立清华大学
发明人
杜正恭;萧立殷
分类号
H01M4/26(2006.01)
主分类号
H01M4/26(2006.01)
代理机构
代理人
黄志扬
主权项
地址
新竹市光复路2段101号
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