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发明名称
钛或钛合金用蚀刻液
摘要
本发明系提供一种蚀刻液及蚀刻方法,其可以选择性蚀刻钛或钛合金,而不会蚀刻不容许被蚀刻的金属,例如铜、锡、锡合金以及铝。前述蚀刻液系由含有10~40重量%的过氧化氢、0.05~5重量%的磷酸、0.001~0.1重量%的膦酸系化合物、以及氨之水溶液所构成。
申请公布号
TWI360586
申请公布日期
2012.03.21
申请号
TW094114625
申请日期
2005.05.06
申请人
三菱瓦斯化学股份有限公司 日本
发明人
高桥健一;细见彰良
分类号
C23F1/26;C23F1/02
主分类号
C23F1/26
代理机构
代理人
何金涂 台北市大安区敦化南路2段77号8楼
主权项
地址
日本
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