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发明名称
钛、铝金属层积膜之蚀刻液组成物
摘要
本发明之课题,系提供一种蚀刻液组成物,不会对基底的基板等造成损伤而且可以将锥形角度抑制在30~90度,总括地蚀刻藉由溅镀法而成膜在玻璃等的绝缘基板、矽基板及化合物半导体基板上而成的金属层积膜;该金属层积膜含有由钛或以钛作为主成分之合金所构成的层、及由铝或以铝作为主成分之合金所构成的层。;本发明之解决手段,系提供一种蚀刻液组成物,含有:选自由氢氟酸的金属盐或铵盐、六氟矽酸、六氟矽酸的金属盐或铵盐、四氟硼酸与四氟硼酸的金属盐或铵盐所组成的群组中之至少1种氟化合物、及氧化剂。
申请公布号
TWI405875
申请公布日期
2013.08.21
申请号
TW096100105
申请日期
2007.01.02
申请人
关东化学股份有限公司 日本
发明人
清水寿和
分类号
C23F1/26;C23F1/20
主分类号
C23F1/26
代理机构
代理人
蔡坤财 台北市中山区松江路148号11楼;李世章 台北市中山区松江路148号11楼
主权项
地址
日本
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