Electroplating solution for high speed plating of tin-bismuth solder
    4.
    发明授权
    Electroplating solution for high speed plating of tin-bismuth solder 有权
    锡铅焊料高速电镀电镀液

    公开(公告)号:US06726827B2

    公开(公告)日:2004-04-27

    申请号:US10050014

    申请日:2002-01-17

    IPC分类号: C25D360

    CPC分类号: C25D3/60 H05K3/3473

    摘要: In accordance with the present invention, an electroplating solution is provided for electroplating satin bright tin-bismuth alloy solder coatings in high speed electroplating applications. The solution comprises a sulfonic acid electrolyte, a soluble tin compound, a soluble bismuth compound, a non-ionic surfactant, a grain refiner and an antioxidant. The preferred non-ionic surfactant comprises a mixture of polyethylene glycol-block-polypropylene glycol, polyethylene glycol-ran-polypropylene glycol, and ethylenediamine tetrakis (polyethylene glycol-block-polypropylene glycol) tetrol.

    摘要翻译: 根据本发明,提供了一种用于在高速电镀应用中电镀缎光亮锡 - 铋合金焊料涂层的电镀溶液。 溶液包含磺酸电解质,可溶性锡化合物,可溶性铋化合物,非离子表面活性剂,晶粒细化剂和抗氧化剂。 优选的非离子表面活性剂包括聚乙二醇 - 嵌段 - 聚丙二醇,聚乙二醇 - 聚丙二醇和乙二胺四(聚乙二醇 - 嵌段 - 聚丙二醇)四元醇的混合物。

    Electroplating solution for high speed plating of tin-copper solder
    5.
    发明授权
    Electroplating solution for high speed plating of tin-copper solder 有权
    锡铜焊料高速电镀电镀液

    公开(公告)号:US06808614B2

    公开(公告)日:2004-10-26

    申请号:US10050013

    申请日:2002-01-17

    IPC分类号: C25D360

    CPC分类号: C25D3/60 H05K3/3473

    摘要: In accordance with the present invention, an electroplating solution is provided for electroplating satin bright tin-copper alloy solder coatings at high speed. The preferred solution comprises sulfonic acid, tin sulfonate, copper sulfonate, non-ionic surfactant, satin brightener and an antioxidant catechol. The preferred surfactant is polyoxyethylene-block-polyoxypropylene. The preferred satin brightener is formed by the oxidation of an aqueous solution of 1-phenyl-3-parazolidinone. The preferred sulfonic acid is methanesulfonic acid.

    摘要翻译: 根据本发明,提供了一种电镀溶液,用于高速电镀缎光亮锡铜合金焊料涂层。 优选的溶液包括磺酸,磺酸锡,磺酸铜,非离子表面活性剂,缎光增白剂和抗氧化儿茶酚。 优选的表面活性剂是聚氧乙烯嵌段 - 聚氧丙烯。 优选的缎光增白剂是通过氧化1-苯基-3-异恶唑烷酮的水溶液形成的。 优选的磺酸是甲磺酸。