Aluminum chromate protective coatings for aluminum
    4.
    发明授权
    Aluminum chromate protective coatings for aluminum 失效
    铝铬酸铬保护涂层

    公开(公告)号:US3982951A

    公开(公告)日:1976-09-28

    申请号:US353159

    申请日:1973-04-20

    IPC分类号: C09D5/08 C23C22/37

    CPC分类号: C23C22/37 C09D5/08

    摘要: A corrosion resistant conversion coating consisting essentially of hexavalent chromium, fluosilicate ion, nitrate ion, and a source of soluble barium. Improved paintability and corrosion resistance of the aluminum surface is claimed adapting the aluminum for siding and other architectural uses.

    摘要翻译: 耐腐蚀转化涂层,主要由六价铬,氟硅酸盐离子,硝酸根离子和可溶性钡源组成。 要求改进铝表面的可涂漆性和耐腐蚀性,以适应铝的壁板和其他建筑用途。