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    • 3. 发明申请
    • Method for Coating Metallic Surfaces with an Aqueous Multi-Component Composition
    • 用多金属组合物涂覆金属表面的方法
    • US20080127859A1
    • 2008-06-05
    • US11667879
    • 2005-11-09
    • Thomas KolbergManfred WalterPeter Schubach
    • Thomas KolbergManfred WalterPeter Schubach
    • C09D5/08B05D3/06B05D3/02
    • The invention relates to a process for coating metallic surfaces with a composition containing silane/silanol/siloxane/polysiloxane, wherein, in addition to a) at least one compound selected from silanes, silanols, siloxanes and polysiloxanes, b) at least one compound containing titanium, hafnium, zirconium, aluminium and/or boron, and c) at least one type of cation selected from cations of metals of subgroups 1 to 3 and 5 to 8, including lanthanides, and of main group 2 of the periodic table of the elements, and/or at least one corresponding compound, the composition contains at least one substance d) selected from: d1) silicon-free compounds having at least one amino, urea and/or ureido group in each case, d2) anions of nitrite and/or compounds having at least one nitro group, d3) compounds based on peroxide, and d4) phosphorus-containing compounds, anions of at least one phosphate and/or anions of at least one phosphonate, as well as e) water, and f) optionally also at least one organic solvent. The invention further relates to corresponding aqueous compositions.
    • 本发明涉及一种用含有硅烷/硅烷醇/硅氧烷/聚硅氧烷的组合物涂覆金属表面的方法,其中除了a)至少一种选自硅烷,硅烷醇,硅氧烷和聚硅氧烷的化合物之外,b)至少一种含 钛,铪,锆,铝和/或硼,以及c)至少一种阳离子,其选自亚族1至3和5至8族的金属的阳离子,包括镧系元素,以及元素周期表的主族2的阳离子 元素和/或至少一种相应的化合物,所述组合物含有至少一种选自以下的物质:d 1)具有至少一个氨基,脲和/或脲基的无硅化合物在 每种情况下,基于过氧化物的亚硝酸盐和/或具有至少一个硝基的化合物,d 3 N 3)化合物,d 4, 含磷化合物,至少一种磷酸盐的阴离子和/或至少一种膦酸盐的阴离子,以及e)wa 和f)任选地还有至少一种有机溶剂。 本发明还涉及相应的含水组合物。
    • 7. 发明授权
    • Process for a passivating postrinsing of conversion layers
    • 转化层的钝化方法
    • US5294266A
    • 1994-03-15
    • US978193
    • 1992-11-18
    • Dieter HauffeThomas KolbergGerhard MullerHorst GehmeckerWerner RauschPeter SchubachThomas Wendel
    • Dieter HauffeThomas KolbergGerhard MullerHorst GehmeckerWerner RauschPeter SchubachThomas Wendel
    • C23C22/34C23C22/36C23C22/60C23C22/83
    • C23C22/73C23C22/34C23C22/361C23C22/60C23C22/83
    • The invention is in a composition and process for the chromium free passivating postrinsing of conversion layers on metals before the application of a paint or adhesive. The conversion layers can be on the bases of phosphate layers, at least two polyvalent metal ions with complex formers, titanium, zirconium and/or hafnium. The postrinsing agent is an aqueous solution which has been adjusted to a pH value of up to 5 and which contains an aluminum fluorozirconate having an Al:Zr:F mole ratio of (0.15 to 8.0):1:(5 to 52), and in which solutions the total concentration of Al+Zr+F is 0.1 to 8.0 g/l. The postrinsing solutions may additionally contain at least one of the anions benzoate, caprylate, ethyl hexoate, salicylate in a total concentration of 0.05 to 0.5 g/1 and may preferably be adjusted to the required pH value with cations of volatile bases, such as ammonium, ethanolammonium and di- and triethanolammonium. The paint is subsequently applied suitably by cathodic electrocoating or powder coating or from a low-solvent high-solids paint.The rinsing treatment is over a period of 1 to 120 seconds at temperatures of 20.degree. to 80.degree. C. The invention is used as a pretreatment to the application of a paint coating, film coating or adhesive coating.
    • 本发明是用于在施加涂料或粘合剂之前的金属上的转化层的无铬钝化的组合物和方法。 转化层可以在磷酸盐层,至少两种具有复合成型剂的多价金属离子,钛,锆和/或铪的基础上。 postrinsing剂是一种水溶液,其pH值调至5以下,并含有Al:Zr:F摩尔比为(0.15〜8.0):1:(5〜52)的氟锆酸铝, 其中Al + Zr + F的总浓度为0.1〜8.0g / l。 postrinsing溶液还可以含有至少一种阴离子苯甲酸酯,辛酸酯,己酸乙酯,水杨酸酯,总浓度为0.05至0.5g / l,并​​且可优选用挥发性碱如铵的阳离子调节至所需的pH值 ,乙醇铵和二乙醇胺和三乙醇铵。 随后通过阴极电涂或粉末涂料或低溶剂高固体涂料适当地施涂涂料。 在20〜80℃的温度下,漂洗处理时间为1〜120秒。本发明用作涂料涂料,薄膜包衣或粘合剂涂料的预处理。
    • 8. 发明授权
    • Process for phosphating metal surfaces
    • 磷化金属表面的工艺
    • US5268041A
    • 1993-12-07
    • US949349
    • 1992-09-22
    • Horst GehmeckerWerner RauschPeter Schubach
    • Horst GehmeckerWerner RauschPeter Schubach
    • C23C22/18C23C22/36C23C22/83C23C22/12
    • C23C22/83C23C22/186C23C22/188C23C22/368
    • In a process of phosphating metal surfaces phosphating solutions are employed which are substantially free of nickel and contain______________________________________ 0.3 to 1.7 g/l Zn 0.2 to 4.0 g/l Mn 0.001 to 0.030 (preferably 0.003 to 0.020) g/l Cu 5 to 30 g/l phosphate (calculated as P.sub.2 O.sub.5) ______________________________________ in which by oxygen and/or other equivalent oxidizers the concentration of Fe(II) is kept below 0.1 g/1 and which are adjusted to a pH value from 3.0 to 3.8. The weight ratio of Cu to P.sub.2 O.sub.5 is preferably adjusted to I: (170 to 30,000) and Cu and P.sub.2 O.sub.5 are preferably replenished in a weight ratio of 1 : (5 to 2000). The phosphating solutions should contain 0.3 to 1.0 g/1 Zn if they are applied by spraying and should contain 0.9 to 1.7 g/1 Zn if they are applied by spraying/dipping operations or by a dipping operation. The process serves particularly for the pretreatment of metal surfaces for a succeeding painting, particularly by electro-dipcoating, and for the phosphating of steel, galvanized steel, zinc alloy-plated steel, aluminum and its alloys.
    • 在磷化金属表面的过程中,使用基本上不含镍的磷酸盐溶液,并且含有-0.3至1.7g / l的Zn-0.2至4.0g / l的Mn-0.001至0.030(优选0.003至-0.20)g / l的Cu -5至30g / l磷酸盐(计算为P 2​​ O 5) - 其中通过氧气和/或其它等效氧化剂将Fe(II)的浓度保持在0.1g / l以下,并将其调节至pH值为3.0至 3.8。 优选将Cu与P 2 O 5的重量比调整为I:(170〜30,000),优选以1:(5〜2000)的重量比补充Cu和P2O5。 如果通过喷涂施用,磷酸盐溶液应含有0.3至1.0 g / l的Zn,如果通过喷涂/浸渍操作或浸渍操作施加,则应含有0.9至1.7 g / l的Zn。 该方法特别用于后续涂漆的金属表面的预处理,特别是通过电沉积,以及用于钢,镀锌钢,镀锌钢,铝及其合金的磷化。
    • 10. 发明授权
    • Process for coating metallic surfaces
    • 金属表面涂层工艺
    • US08349092B2
    • 2013-01-08
    • US13080974
    • 2011-04-06
    • Jürgen SpechtPeter SchubachRüdiger ReinPeter Claude
    • Jürgen SpechtPeter SchubachRüdiger ReinPeter Claude
    • C23C22/12C23C22/07
    • C23C22/365C23C22/362
    • A method for treating or pre-treating parts, profiled-pieces, strips, sheet metals or wires having metallic surfaces, in which at least 5% of these surfaces consists of aluminum or of at least one aluminum alloy with an acid aqueous solution which contains fluoride, zinc and phosphate and which has the following dissolved contents in the phosphatizing solution: sodium virtually none, from 0.04 to less than 2 g/L; potassium virtually none or in a concentration ranging from 0.025 to 2.5 g/L; sodium and potassium in a concentration ranging from 0.025 to 2.5 g/L as sodium, whereby the potassium content is converted to sodium on a molar basis; zinc 0.2 to 4 g/L zinc, 5 to 65 g/L calculated as PO4; 0.03 to 0.5 g/L phosphate free fluoride wherein the total fluoride is present in a concentration ranging from 0.1 to 5 g/L. A zinc-containing phosphate layer is thereby deposited onto the metallic surfaces with a layer weight ranging from 0.5 to 10 g/m2.
    • 用于处理或预处理部件,异形件,条带,金属片或具有金属表面的金属线的方法,其中至少5%的这些表面由铝或至少一种铝合金与酸性水溶液组成,所述酸性水溶液含有 氟化物,锌和磷酸盐,并且在磷酸盐化溶液中具有以下溶解含量:钠实际上不为0.04至小于2g / L; 实际上无钾或浓度范围为0.025至2.5g / L的钾; 钠和钾的浓度范围为0.025至2.5g / L,钠的含量以摩尔计转换为钠; 锌0.2〜4g / L锌,5〜65g / L PO4计算; 0.03至0.5g / L磷酸盐氟化物,其中总氟化物以0.1至5g / L的浓度存在。 因此,含锌磷酸盐层以0.5〜10g / m 2的重量沉积在金属表面上。