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    • 5. 发明授权
    • Composition for the alkaline passivation of zinc surfaces
    • 锌表面的碱性钝化的组成
    • US09228088B2
    • 2016-01-05
    • US13566155
    • 2012-08-03
    • Jan-Willem BrouwerJens KroemerWilliam E. FristadAnnette Willer
    • Jan-Willem BrouwerJens KroemerWilliam E. FristadAnnette Willer
    • C23C22/60C23C22/34C23C22/78C23C22/83C09D5/08C23C22/73
    • C09D5/08C23C22/34C23C22/60C23C22/73C23C22/78
    • The present invention relates to an aqueous alkaline composition (A) for alkaline passivation of metallic components comprising at least in part surfaces of zinc or zinc alloys, containing iron(III) ions, phosphate ions, and one or more complexing agents, where a free alkalinity ranges from 1 to 6 points, and the pH is at least 11. The aqueous compositions (A) can additionally contain nonionic surfactants, so that such compositions are suitable for use in a method in which both cleaning and alkaline passivation of the metallic component occur in one step. The present invention further relates to a method for alkaline passivation of metallic components by contacting them with composition (A), and further a method for surface treatment in automobile body production, in which the alkaline passivation step using composition (A) is followed by an acid passivation step using a composition (B).
    • 本发明涉及用于金属组分的碱性钝化的碱性水溶液组合物(A),其包含至少部分含有铁(III)离子,磷酸根离子和一种或多种络合剂的锌或锌合金表面,其中, 碱度范围为1至6个点,pH值至少为11.水性组合物(A)可另外含有非离子表面活性剂,因此这些组合物适用于金属组分的清洁和碱性钝化两者的方法 发生在一个步骤。 本发明还涉及一种通过使其与组合物(A)接触来进行金属组分的碱钝化的方法,还涉及一种使用组合物(A)的碱性钝化步骤之后是一种用于汽车车身制造中的表面处理方法, 酸钝化步骤使用组合物(B)。
    • 6. 发明授权
    • Zr-/Ti-containing phosphating solution for passivation of metal composite surfaces
    • 用于钝化金属复合材料表面的含Zr / Ti的磷化液
    • US08801871B2
    • 2014-08-12
    • US12427785
    • 2009-04-22
    • Jan-Willem BrouwerJens KrömerMatthias HamacherStephan WinkelsFrank-Oliver PilarekMarc Balzer
    • Jan-Willem BrouwerJens KrömerMatthias HamacherStephan WinkelsFrank-Oliver PilarekMarc Balzer
    • C23C22/12C23C22/07
    • C23C22/365Y10T428/12757
    • The present invention relates to an aqueous composition and to a method for the anticorrosion conversion treatment of metallic surfaces, particularly metallic materials which are assembled into composite structures, comprising steel or galvanized or alloy-galvanized steel and any combinations of these materials, the composite structure being composed at least in part of aluminum or the alloys thereof. The aqueous composition according to the invention is based on a phosphating solution and contains, in addition to water-soluble compounds of zirconium and titanium, a quantity of free fluoride in a ratio that both permits phosphating of the steel and galvanized and/or alloy-galvanized steel surfaces and determines low pickling rates with regard to the aluminum substrate with simultaneous passivation of the aluminum. The metallic materials, components and composite structures conversion treated in accordance with the underlying invention are used in automotive body construction, in shipbuilding, in construction and for the production of white goods.
    • 本发明涉及水性组合物和金属表面的防腐蚀转化处理方法,特别是组装成复合结构的金属材料,包括钢或镀锌或合金镀锌钢以及这些材料的任何组合,复合结构 至少部分由铝或其合金构成。 根据本发明的水性组合物基于磷酸盐溶液,除了锆和钛的水溶性化合物之外,还含有一定量的游离氟化物,其比例允许钢的磷化和镀锌和/或合金 - 镀锌钢表面,并确定与铝基板相同的钝化铝的酸洗率。 根据本发明处理的金属材料,组分和复合结构转化用于汽车车身结构,造船,建筑和生产白色家电。
    • 9. 发明授权
    • Optimized passivation on Ti/Zr-basis for metal surfaces
    • 用于金属表面的Ti / Zr基优化钝化
    • US08815021B2
    • 2014-08-26
    • US12884359
    • 2010-09-17
    • Jan-Willem BrouwerJens KroemerSophie CornenMichael FrankNicole TeubertFranz-Adolf Czika
    • Jan-Willem BrouwerJens KroemerSophie CornenMichael FrankNicole TeubertFranz-Adolf Czika
    • C23C22/34
    • C23C22/34C25D13/20
    • The present invention relates to a chromium-free aqueous agent based on water-soluble compounds of titanium and/or zirconium and a source of fluoride ions, copper ions and metal ions selected from the group consisting of calcium, magnesium, aluminum, boron, zinc, iron, manganese and/or tungstene and to a method for the anti-corrosive conversion treatment of metal surfaces. The chromium-free aqueous agent is suitable for the treatment of various metal materials, joined in composite structures, amongst others of steel or galvanized steel or the alloys thereof or any combinations of said materials. Furthermore, surfaces of aluminum and alloys thereof can be treated in an anti-corrosive manner using the agent according to the invention. The anti-corrosive treatment is intended in particular as a pretreatment for a subsequent dip-coating. The invention further relates to a metallic substrate that was treated according to a predefined method sequence with the chromium-free agent according to the invention and to the use thereof, particularly in the automotive production of vehicle bodies.
    • 本发明涉及一种基于钛和/或锆的水溶性化合物和选自钙,镁,铝,硼,锌的氟离子,铜离子和金属离子源的无铬水性试剂 铁,锰和/或钨石,以及金属表面的防腐蚀转化处理方法。 无铬水溶剂适用于处理各种金属材料,连接在复合结构中,其中包括钢或镀锌钢或其合金或所述材料的任何组合。 此外,可以使用根据本发明的试剂以抗腐蚀方式处理铝及其合金的表面。 防腐蚀处理特别用作后续浸涂的预处理。 本发明还涉及根据本发明的无铬剂按照预定的方法顺序处理的金属基材及其用途,特别是汽车制造中的用途。
    • 10. 发明申请
    • SUCCESSIVE CORROSION-PROTECTING PRE-TREATMENT OF METAL SURFACES IN A MULTIPLE-STEP PROCESS
    • 金属表面在多步骤过程中的继续腐蚀保护预处理
    • US20110189401A1
    • 2011-08-04
    • US13017241
    • 2011-01-31
    • Franz-Adolf CzikaSophie CornenJens KroemerMichael FrankNicole TeubertJan-Willem Brouwer
    • Franz-Adolf CzikaSophie CornenJens KroemerMichael FrankNicole TeubertJan-Willem Brouwer
    • C23C22/50C22C38/00B05D3/10
    • C23C22/361C23C22/06C23C22/34C23C22/73C23C22/77C23C22/78C23C22/80
    • The present invention relates to a method for improving the corrosion-protecting pre-treatment of metal surfaces and using rinse water in a manner to conserve resources in such a corrosion-protecting pre-treatment, comprising a conversion treatment step using an aqueous composition comprising at least 50 ppm of the elements B, Si, Ti, Zr and/or Hf in the form of water-soluble compounds at a pH value of 3 to 5.5, wherein a minimum fraction of 10 ppm of the elements B, Si, Ti, Zr and/or Hf in the form of water-soluble compounds is present in the last pre-rinse step and a portion of the aqueous composition of the conversion treatment step is contained in the first post-rinse step. The resource-conserving use of the rinse water is accomplished according to the invention by way of a cascaded return of rinse water from the last rinse step to the first rinse step. The present invention also relates to a metallic component treated using the method according to the invention and to the use thereof in a process for applying a multi-coating system, in particular a paint system containing an organic binder, in industrial manufacturing.
    • 本发明涉及一种用于改善金属表面的防腐蚀预处理和以这种防腐预处理方式节省资源的方式使用冲洗水的方法,其包括使用含水组合物的转化处理步骤,该水性组合物包含 pH值为3至5.5的水溶性化合物形式的元素B,Si,Ti,Zr和/或Hf的至少50ppm,其中元素B,Si,Ti, 在最后的预冲洗步骤中存在水溶性化合物形式的Zr和/或Hf,并且在第一次漂洗步骤中包含一部分转化处理步骤的水性组合物。 根据本发明,冲洗水的资源节约使用通过从最后一个冲洗步骤到第一冲洗步骤的冲洗水的级联返回来实现。 本发明还涉及使用本发明的方法处理的金属组分及其在工业制造中应用多层涂覆体系,特别是含有机粘合剂的涂料体系的方法中的用途。