Etching liquid for film of multilayer structure containing copper layer and molybdenum layer
    4.
    发明授权
    Etching liquid for film of multilayer structure containing copper layer and molybdenum layer 有权
    含有铜层和钼层的多层结构膜蚀刻液

    公开(公告)号:US09580818B2

    公开(公告)日:2017-02-28

    申请号:US13805118

    申请日:2011-05-27

    摘要: The present invention relates to an etching solution for a multilayer thin film containing a copper layer and a molybdenum layer, and a method of etching a multilayer thin film containing a copper layer and a molybdenum layer using the etching solution. There are provided an etching solution for a multilayer thin film containing a copper layer and a molybdenum layer, including (A) an organic acid ion supply source containing two or more carboxyl groups and one or more hydroxyl groups in a molecule thereof, (B) a copper ion supply source and (C) an ammonia and/or ammonium ion supply source, the etching solution having a pH value of from 5 to 8, and an etching method using the etching solution.

    摘要翻译: 本发明涉及一种用于含有铜层和钼层的多层薄膜的蚀刻溶液,以及使用该蚀刻溶液蚀刻含有铜层和钼层的多层薄膜的方法。 提供了含有铜层和钼层的多层薄膜的蚀刻溶液,包括(A)分子中含有两个以上羧基和一个以上羟基的有机酸离子供给源,(B) 铜离子供应源和(C)氨和/或铵离子供应源,所述蚀刻溶液具有5至8的pH值,以及使用蚀刻溶液的蚀刻方法。

    ETCHING LIQUID FOR FILM OF MULTILAYER STRUCTURE CONTAINING COPPER LAYER AND MOLYBDENUM LAYER
    5.
    发明申请
    ETCHING LIQUID FOR FILM OF MULTILAYER STRUCTURE CONTAINING COPPER LAYER AND MOLYBDENUM LAYER 有权
    用于包含铜层和钼层的多层结构膜的蚀刻液

    公开(公告)号:US20130105729A1

    公开(公告)日:2013-05-02

    申请号:US13805118

    申请日:2011-05-27

    IPC分类号: C23F1/10

    摘要: The present invention relates to an etching solution for a multilayer thin film containing a copper layer and a molybdenum layer, and a method of etching a multilayer thin film containing a copper layer and a molybdenum layer using the etching solution. There are provided an etching solution for a multilayer thin film containing a copper layer and a molybdenum layer, including (A) an organic acid ion supply source containing two or more carboxyl groups and one or more hydroxyl groups in a molecule thereof, (B) a copper ion supply source and (C) an ammonia and/or ammonium ion supply source, the etching solution having a pH value of from 5 to 8, and an etching method using the etching solution.

    摘要翻译: 本发明涉及一种用于含有铜层和钼层的多层薄膜的蚀刻溶液,以及使用该蚀刻溶液蚀刻含有铜层和钼层的多层薄膜的方法。 提供了含有铜层和钼层的多层薄膜的蚀刻溶液,包括(A)分子中含有两个以上羧基和一个以上羟基的有机酸离子供给源,(B) 铜离子供应源和(C)氨和/或铵离子供应源,所述蚀刻溶液具有5至8的pH值,以及使用蚀刻溶液的蚀刻方法。