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发明名称
锂二次电池负极用合金
摘要
将具有吸藏及放出锂元素之能力的元素,例如将包含矽、锡之两种以上金属材料,和包含铜等元素的金属材料加以熔解而得到熔液;藉由片铸法(Strip Cast)将此熔液以超过2×103℃/秒且在104℃/秒以下之速度来冷却凝固,更加以粉碎及分级来得到平均粒度0.1μm~50μm的合金粉末。将此合金粉末与导电材作为耦合材,对集电体层积而得到二次电池用负极,使用此负极可得到具有较高充放电容量、优良循环特性的锂二次电池。
申请公布号
TWI371885
申请公布日期
2012.09.01
申请号
TW095128346
申请日期
2006.08.02
申请人
昭和电工股份有限公司 日本
发明人
中岛健一朗;武内正隆
分类号
H01M4/38
主分类号
H01M4/38
代理机构
代理人
林志刚 台北市中山区南京东路2段125号7楼
主权项
地址
日本
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