WET ETCHING SOLUTION
    1.
    发明申请
    WET ETCHING SOLUTION 审中-公开
    湿蚀刻解决方案

    公开(公告)号:US20120007019A1

    公开(公告)日:2012-01-12

    申请号:US13236880

    申请日:2011-09-20

    IPC分类号: C09K13/08

    摘要: A wet etching solution includes hydrogen fluoride in an amount of about 0.1% to about 3% by weight of the etching solution, an inorganic acid in an amount of about 10% to about 40% by weight of the etching solution, the inorganic acid being one or more of nitric acid, sulfuric acid, and/or hydrochloric acid, a nonionic surfactant in an amount of about 0.0001% to about 5% by weight of the etching solution, the surfactant including one or ore of alkylphenol ethoxylate and/or ammonium lauryl sulfate, and water.

    摘要翻译: 湿式蚀刻溶液包括以蚀刻溶液重量计约0.1%至约3%的量的氟化氢,蚀刻溶液的约10重量%至约40重量%的无机酸,无机酸为 硝酸,硫酸和/或盐酸中的一种或多种,​​蚀刻溶液重量的约0.0001%至约5%的非离子表面活性剂,表面活性剂包括烷基酚乙氧基化物和/或铵的一种或多种 月桂基硫酸盐和水。