Process and composition for inhibiting corrosion of metal parts in water
systems
    2.
    发明授权
    Process and composition for inhibiting corrosion of metal parts in water systems 失效
    用于抑制水系中金属部件腐蚀的工艺和组成

    公开(公告)号:US4149969A

    公开(公告)日:1979-04-17

    申请号:US780530

    申请日:1977-03-23

    CPC分类号: C02F5/145 C23F11/08

    摘要: A process and a composition for inhibiting corrosion of metal parts in water systems such as in recirculating cooling towers and the like, while additionally suppressing scale formation and inhibiting corrosion of copper and copper-containing alloys which comprises adding and dissolving in the aqueous system, a controlled combination of active constituents in effective amounts comprising as essential constituents, an alkali molybdate salt, a divalent metal cation selected from the group consisting of ZN.sup.++, Mn.sup.++ and Ni.sup.++ ; 1-hydroxyethylidene-1,1-diphosphonic acid and the aqueous soluble alkali salts thereof; and an organic agent selected from the group consisting of 2-mercaptobenzothiazole and the alkali salts thereof; 1,2,3-benzotriazole, and tolyltriazole.

    摘要翻译: 一种用于抑制诸如循环冷却塔等的水系中的金属部件的腐蚀的方法和组合物,同时还抑制铜和含铜合金的结垢和抑制腐蚀,其包括在水系中加入和溶解, 活性组分的有效量的控制组合,包括作为必需组分的碱金属钼酸盐,选自ZN ++,Mn ++和Ni ++的二价金属阳离子; 1-羟基亚乙基-1,1-二膦酸及其水溶性碱金属盐; 和选自2-巯基苯并噻唑及其碱金属盐的有机试剂; 1,2,3-苯并三唑和甲苯基三唑。

    Method of rendering aluminum base metal resistant to water staining
    4.
    发明授权
    Method of rendering aluminum base metal resistant to water staining 失效
    提炼铝基金属耐水染色的方法

    公开(公告)号:US4846898A

    公开(公告)日:1989-07-11

    申请号:US190321

    申请日:1988-05-05

    IPC分类号: C09D5/00 C23C22/68

    CPC分类号: C09D5/00 C23C22/68

    摘要: A method of rendering an aluminum base metal surface resistant to water staining is provided which comprises providing an aluminum base metal surface and applying a stain resistant coating to the aluminum base metal surface, with the stain resistant coating containing a water soluble molybdate salt and water soluble nitrite compound in an amount sufficient to render the aluminum base metal surface resistant to water staining. An aluminum base metal article of manufacture which is resistant to water staining is also provided.

    摘要翻译: 提供一种提供耐水染色的铝基金属表面的方法,其包括提供铝基金属表面,并在铝基金属表面上施加防污涂层,防污涂层含有水溶性钼酸盐和水溶性 亚硝酸盐化合物的量足以使铝基金属表面耐水染色。 还提供了耐水染色的铝贱金属制品。

    Molybdate-phosphate corrosion inhibiting pigment
    6.
    发明授权
    Molybdate-phosphate corrosion inhibiting pigment 失效
    磷酸钼磷酸盐腐蚀抑制颜料

    公开(公告)号:US4017315A

    公开(公告)日:1977-04-12

    申请号:US590798

    申请日:1975-06-27

    IPC分类号: C09D5/08

    CPC分类号: C09D5/084

    摘要: A corrosion inhibiting molybdate-phosphate pigment and protective coating formulations incorporating said pigment in which the proportions of the molybdate constituent and phosphate constituent are controlled on a pigment volume concentration basis of about 2 to about 3 parts molybdate per part phosphate.

    摘要翻译: 一种腐蚀抑制钼酸盐 - 磷酸盐颜料和包含所述颜料的保护涂层制剂,其中钼酸盐组分和磷酸盐组分的比例以每份磷酸盐约2至约3份钼酸盐的颜料体积浓度为基础进行控制。