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公开(公告)号：EP2350354B1
公开(公告)日：2019-01-23
申请号：EP09823983.3
申请日：2009-09-24
发明人： PEARSON, Trevor , HANDY, Stacey
IPC分类号： C25D3/06
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132.发明公开
公开(公告)号：EP3428321A1
公开(公告)日：2019-01-16
申请号：EP18182791.6
申请日：2018-07-10
摘要： Method of producing a plating electrolyte free of sulphite for electrodepositing a chromium metal - chromium oxide coating layer on a steel substrate in a continuous high speed plating line operating at a line speed of at least 60 m/min, wherein the plating electrolyte comprises a trivalent chromium compound and wherein the plating electrolyte is free of chloride ions, free of Cr 6+ -ions, free of boric acid.
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公开(公告)号：EP3388558A1
公开(公告)日：2018-10-17
申请号：EP17800356.2
申请日：2017-08-25
发明人： NAWAFUNE, Hidemi , NISHIWAKI, Hiroshi , MURATA, Toshikazu , YOSHIOKA, Hidehiro , KAMEGAWA, Yoshiyuki
IPC分类号： C25D3/06
CPC分类号： C25D3/06
摘要： The present invention provides a plating solution containing chromium sulfate and formic acid at a concentration of Cr 3+ ions of 0.1 mol/L or more and 1 mol/L or less and a concentration of formic acid of 0.05 mol/L or more and 0.2 mol/L or less.
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134.发明公开
公开(公告)号：EP3377680A1
公开(公告)日：2018-09-26
申请号：EP16815573.7
申请日：2016-11-16
申请人： Safran Helicopter Engines , SAFRAN
摘要： The invention relates to an aircraft engine part (1) comprising at least one metal substrate (2) and an erosion protective coating (3) present on the substrate, the coating comprising at least one phase (4) comprising at least chromium in an atomic content greater than or equal to 45% and carbon in an atomic content between 5% and 20%, said phase comprising chromium carbides Cr7C3 and Cr23C6. The invention also relates to a process for manufacturing such a part in which a coating composition is deposited on the part by electrodeposition and the part is heat treated at a temperature between 250°C and 700°C.
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公开(公告)号：EP2010697B1
公开(公告)日：2018-03-07
申请号：EP07759561.9
申请日：2007-03-28
CPC分类号： C25D3/06 , C25D3/10 , C25D5/18 , C25D15/00 , Y10S428/935 , Y10T428/12847
摘要： A crystalline chromium deposit having a lattice parameter of 2.8895+/−0.0025 Å, and an article including the crystalline chromium deposit. An article including a crystalline chromium deposit, wherein the crystalline chromium deposit has a {111} preferred orientation. A process for electrodepositing a crystalline chromium deposit on a substrate, including providing an electroplating bath comprising trivalent chromium and a source of divalent sulfur, and substantially free of hexavalent chromium; immersing a substrate in the electroplating bath; and applying an electrical current to deposit a crystalline chromium deposit on the substrate, wherein the chromium deposit is crystalline as deposited.
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公开(公告)号：EP3011080B1
公开(公告)日：2017-07-12
申请号：EP14726131.7
申请日：2014-05-21
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137.发明公开FLEXIBLE COLOR ADJUSTMENT FOR DARK CR(III)-PLATINGS 审中-公开灵活的FARBEINSTELLUNGFÜRDUNKLE CR（III）-PLATTIERUNGEN
公开(公告)号：EP3147388A1
公开(公告)日：2017-03-29
申请号：EP15186811.4
申请日：2015-09-25
摘要： The invention relates to a process for the adjustment of the lightness L* of electrolytically deposited chromium-finishes on workpieces obtained by an electroplating bath at least comprising chromium(III)-ions and sulfur containing organic compounds, wherein the concentration of the sulfur containing organic compounds in the bath is adjusted by passing at least a part of the bath composition through an activated carbon filter.
摘要翻译： 本发明涉及一种通过至少包含铬（III）和含硫有机化合物的电镀浴获得的工件上的电解沉积铬涂层的亮度L *的调节方法，其中含硫有机物 通过使至少一部分浴组合物通过活性炭过滤器来调节浴中的化合物。
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138.发明公开IONIC LIQUID ELECTROLYTE AND METHOD TO ELECTRODEPOSIT METALS 审中-公开IONISCHERFLÜSSIGELEKTROLYTUND VERFAHREN ZUR ELEKTROPLATTIERUNG VON METALLEN
公开(公告)号：EP3132071A1
公开(公告)日：2017-02-22
申请号：EP15723342.0
申请日：2015-04-14
摘要： An electrolyte and a method to electroplate a metal on a substrate using the electrolyte are described. The electrolyte includes an imidazolium compound, a metal salt, and water. The imidazolium compound has formula (I) wherein R1, R2, R3, R4, and R5 are each independently selected from an H atom and an organic radical. L− is a compatible anion. The metal salt can include but is not limited to salts of the metals Li, Mg, Ca, Cr, Mn, Fe, Co, Ni, Cu, Zn, Cd, Pb, Bi, La, Ce, Al, Ag, Au, Ga, V, In, Nb, Mo, and W.
摘要翻译： 描述了电解质和使用电解质在基片上电镀金属的方法。 电解质包括咪唑鎓化合物，金属盐和水。 咪唑鎓化合物具有式（I），其中R 1，R 2，R 3，R 4和R 5各自独立地选自H原子和有机基团。 L-是相容的阴离子。 金属盐可以包括但不限于金属Li，Mg，Ca，Cr，Mn，Fe，Co，Ni，Cu，Zn，Cd，Pb，Bi，La，Ce，Al，Ag，Au， Ga，V，In，Nb，Mo和W.
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140.发明授权COATED SUBSTRATE FOR PACKAGING APPLICATIONS AND A METHOD FOR PRODUCING SAID COATED SUBSTRATE 有权用于包装用途和方法涂布底材用于生产涂布基材
公开(公告)号：EP2831314B1
公开(公告)日：2016-05-18
申请号：EP13713780.8
申请日：2013-03-20
CPC分类号： C25D5/505 , C21D1/18 , C21D1/26 , C21D2251/02 , C25D3/06 , C25D5/12 , C25D5/36 , C25D5/48 , C25D9/08 , Y10T428/12549 , Y10T428/12611
摘要： This relates to a coated substrate for packaging applications including a recrystallisation annealed single reduced steel substrate or a double reduced steel substrate subjected to recrystallisation annealing between the first and second cold rolling treatment, wherein one or both sides of the substrate is coated with an iron-tin alloy layer which contains at least 80 weight percent (wt. %) of FeSn (50 at. % iron and 50 at. % tin) and wherein the iron-tin alloy layer or layers are provided with a chromium metal-chromium oxide coating layer produced by a trivalent chromium electroplating process, and wherein the thickness of the chromium metal-chromium oxide coating layer corresponds to at least 20 mg Cr/m2 and a process for producing the coated substrate.
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