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    • 1. 发明申请
    • SOLUTION AND METHOD FOR CURRENTLESS DEPOSITION OF GOLD COATING
    • 解决方案和方法的金层分离CURRENT地段
    • WO9918254A3
    • 1999-08-26
    • PCT/DE9803013
    • 1998-10-06
    • FRAUNHOFER GES FORSCHUNGSCHEEL WOLFGANGHANNEMANN MONIKASCHMIDT RALFMUELLER JUTTAMEYER HEINRICHREHAK WOLFGANG
    • SCHEEL WOLFGANGHANNEMANN MONIKASCHMIDT RALFMUELLER JUTTAMEYER HEINRICHREHAK WOLFGANG
    • C23C18/44H05K3/24
    • C23C18/44H05K3/244
    • Various methods exist for currentless deposition of gold coating on metal surfaces. In one method, the coating can be deposited on a base metal by means of cementing charge exchange. In other methods, the depositing solutions can additionally contain a reducing agent such that a gold coating can also be deposited on a precious metal e.g. gold. Known solutions, however, have a disadvantage in that the depositing rate is very slow when the pH value of the solution is between 6 and 7 and when the temperature is adjusted below 50 DEG C. However, such coating conditions are not suitable for processing, for example, alkali-soluble resistant conducting plates. To this end, a depositing bath is provided. According to the invention, said bath contains: a) at least one gold (I) compound, b) at least one reducing agent for the gold (I) compounds, and c) at least one solvent. d1) The gold (I) compound contains a complexity of gold (I) ions with a compound comprised of the amino acids group and the salts thereof, said compound having a formation constant of at least 10 for the complexation of gold (I) ions. d2) The solution additionally contains at least one compound comprised of the amino acids group or the salts thereof, said compound having a formation constant of at least 10 for the complexation of gold (I) ions.
    • 在金属表面上的金膜的无电沉积,各种方法是已知的。 首先,层可以通过在基体金属胶结电荷交换进行沉积。 其次,电镀液可另外包含还原剂,以便它可以在贵金属如金,金层来形成。 已知的解决方案,然而,具有非常低的沉积速率的缺点在于,当该溶液至低于6至7的值和温度的pH低于50℃调节至 然而,用于处理这样的涂层的条件下,例如,设置有碱可溶性抗蚀剂的印刷电路板是不适合的。 为了解决这个问题,一个沉积浴是合适的)至少包含a)至少一个金(I)化合物,b)至少一种还原剂为金(I)的化合物和溶剂C,其特征在于,D1),为金(I) 化合物,金(I)中的至少一种配合物与选自具有金(I)的络合配位恒定的氨基酸的至少10 <10>离子和这些酸的盐的化合物的离子包括,或其中D2 )另外至少一种选自下组的氨基酸(具有络合常数化合物用于含有金溶液I)的至少10 <10>离子或氨基酸的盐的络合。
    • 3. 发明申请
    • METHOD FOR APPLYING A METAL LAYER TO A LIGHT METAL SURFACE
    • 方法用于将金属层上合金表面
    • WO0166830A2
    • 2001-09-13
    • PCT/DE0100944
    • 2001-03-07
    • ATOTECH DEUTSCHLAND GMBHMEYER HEINRICHWUENCHE MATHIAS
    • MEYER HEINRICHWUENCHE MATHIAS
    • C25D5/30C22C38/00C25D3/20C25D3/56C25D7/10C25D21/12C25D21/14
    • C22C38/002C25D3/20C25D3/562
    • The invention relates to a method for applying a metal layer to surfaces of light metals. Iron of an aqueous deposition bath that contains Fe(II)-compounds is electrolytically deposited on the surfaces by means of dimensionally stable anodes which are insoluble in said deposition bath. The method is particularly suitable for coating cylinder bearing surfaces of internal combustion engines and of rotationally symmetrical components, especially valves, nozzles and other components of high-pressure injection systems for motors of motor vehicles, with layers that are provided with a very high resistance to wear and tear. The invention also relates to nanocrystalline iron/phosphor layers which can preferably be formed by depositing iron in the presence of compounds which contain orthophosphite and/or hypophosphite. Said layers are provided with good corrosion resistance in addition to the good resistance to wear and tear.
    • 所以建议施加金属层,以轻金属的表面的方法,其中含有含水沉积浴中的铁(II)化合物的铁被下Vervendung尺寸稳定的,不溶性阳极在表面上沉积浴电解。 该方法特别适用于具有非常高的耐磨性的层,特别是阀门,喷嘴和用于汽车发动机的高压喷射系统的其他部分涂覆内燃机和旋转对称部件的圆筒面。 此外,本发明涉及纳米晶体铁/含磷化合物层可以优选通过铁的沉积在亚磷酸和/或次磷酸盐的存在下形成的。 除了良好的耐磨性,这些层还具有良好的耐腐蚀性。
    • 6. 发明申请
    • HYDRAULIC MOTOR BEARING
    • 液压马达轴承
    • WO2007009418A3
    • 2007-04-05
    • PCT/DE2006001147
    • 2006-07-03
    • ZAHNRADFABRIK FRIEDRICHSHAFENMEYER HEINRICHBINNER PETERSTIRA MARC
    • MEYER HEINRICHBINNER PETERSTIRA MARC
    • F16F13/26F16F13/10
    • F16F13/268F16F13/103
    • The invention relates to a hydraulic motor bearing, in particular for motor vehicles, comprising a working chamber (4) which is filled with a liquid and which is surrounded by a rubber-elastic periphery wall (3), a compensation chamber (7) which is connected to the working chamber (4) by means of a overflow channel (6) in the separating plate (7) between the working chamber (4) and the compensation chamber (7), and an additional compensation chamber (10) which is connected to the working chamber (4) by means of a bypass channel (9). The additional compensation chamber (10) is formed from an elastic body (11) which is surrounded on the external side thereof by a solid wall (12). An intermediate chamber (13) is arranged between the body (11) and the wall (12). Said intermediate chamber can be filled with a compressible medium, preferably air, and said medium can be removed. The inventive switch device is formed from at least one return valve (14) and at least one switch valve (15), whereby the return valve (14) is arranged in a ventilation channel as a connection path between the intermediate chamber (13) and the external side of the solid wall (12) in such a manner that only the medium, which is located in the intermediate chamber (13), can flow to the external side of the wall (12) and the switch valve (15) is arranged on the ventilation channel (17) as an additional connection path of the intermediate chamber (13) between the external side of the motor bearing. Said ventilation channel (17) can be open or closed.
    • 这是一个液压发动机轴承,特别是用于机动车辆具有由液体填充的工作腔室所包围的橡胶弹性的外周壁中的一个(3)(4),补偿室(7)通过溢流通道(6)的隔板(7)的工作腔(4)和补偿室之间 (7),其通过旁通通道(9)与弹性波纹管的工作腔(4),其特征在于,所述另外的均衡室(10)连接被连接在工作腔(4)和另一均衡室(10)(11) 形成,这是在其外侧包围由固定壁(12),并且其中所述风箱(11)之间和壁(12)的空间(13)设置,其通过与可压缩介质的开关装置中,优选空气,可以被填充和 从介质中排出根据本发明的开关装置从至少一个止回阀(14)和至少一个开关阀(15)geb 是ildet,其中,所述止回阀(14),其连接在一通风通道(13)的中间空间被布置成与所述固定壁(12),使得仅位于中间空间(13)至所述壁的所述外侧的介质的流动的外侧(12 )是可能的,并且其中所述开关阀(15)的通气通道(17)的中间空间的进一步的连接路径(13)被设置到发动机轴承的外侧,并可以关闭或打开通风通道(17)。