EP3550057A3 - Mehrschichtige oberflächenbeschichtung - Google Patents

Mehrschichtige oberflächenbeschichtung Download PDF

Info

Publication number
EP3550057A3
EP3550057A3 EP19167150.2A EP19167150A EP3550057A3 EP 3550057 A3 EP3550057 A3 EP 3550057A3 EP 19167150 A EP19167150 A EP 19167150A EP 3550057 A3 EP3550057 A3 EP 3550057A3
Authority
EP
European Patent Office
Prior art keywords
layer
surface coating
multilayer surface
palladium
gold
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19167150.2A
Other languages
English (en)
French (fr)
Other versions
EP3550057A2 (de
Inventor
Stefan LEHNIG
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Surpro GmbH
Original Assignee
Supro GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Supro GmbH filed Critical Supro GmbH
Publication of EP3550057A2 publication Critical patent/EP3550057A2/de
Publication of EP3550057A3 publication Critical patent/EP3550057A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/10—Electroplating with more than one layer of the same or of different metals
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/627—Electroplating characterised by the visual appearance of the layers, e.g. colour, brightness or mat appearance
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • C25D7/005—Jewels; Clockworks; Coins
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/56—Electroplating: Baths therefor from solutions of alloys
    • C25D3/567—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of platinum group metals
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/56—Electroplating: Baths therefor from solutions of alloys
    • C25D3/62—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of gold

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Laminated Bodies (AREA)

Abstract

Die vorliegende Erfindung betrifft eine mehrschichtige Oberflächenbeschichtung umfassend eine erste Schicht und eine zweite Schicht, wobei die erste Schicht eine Silberschicht, eine Vorgoldschicht oder eine Goldschicht ist, und die zweite Schicht eine Legierungsschicht aus Palladiumnickel oder eine Palladiumschicht ist.
EP19167150.2A 2018-04-03 2019-04-03 Mehrschichtige oberflächenbeschichtung Withdrawn EP3550057A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP18165562 2018-04-03

Publications (2)

Publication Number Publication Date
EP3550057A2 EP3550057A2 (de) 2019-10-09
EP3550057A3 true EP3550057A3 (de) 2019-11-13

Family

ID=61912977

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19167150.2A Withdrawn EP3550057A3 (de) 2018-04-03 2019-04-03 Mehrschichtige oberflächenbeschichtung

Country Status (1)

Country Link
EP (1) EP3550057A3 (de)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3505473C1 (de) * 1985-02-16 1986-06-05 Degussa Ag, 6000 Frankfurt Bad zur galvanischen Abscheidung von Gold-Indium-Legierungsueberzuegen
EP1295961A1 (de) * 2000-06-27 2003-03-26 Citizen Watch Co. Ltd. Dekorationsgegenstand mit weissem überzug und herstellungsverfahren dafür
EP1978582A1 (de) * 2007-04-05 2008-10-08 Atotech Deutschland Gmbh Verfahren zur Herstellung von Elektroden zur Verwendung in einer Brennstoffzelle
WO2009075405A1 (en) * 2007-12-13 2009-06-18 Go Gyun O Manufacturing method of metal accessory
EP2192210A1 (de) * 2008-11-21 2010-06-02 Umicore Galvanotechnik GmbH Edelmetallhaltige Schichtfolge für dekorative Artikel
WO2015039152A1 (de) * 2013-09-18 2015-03-26 Ing.W.Garhöfer Gesellschaft M.B.H. Abscheidung von cu, sn, zn-beschichtungen auf metallischen substraten

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3505473C1 (de) * 1985-02-16 1986-06-05 Degussa Ag, 6000 Frankfurt Bad zur galvanischen Abscheidung von Gold-Indium-Legierungsueberzuegen
EP1295961A1 (de) * 2000-06-27 2003-03-26 Citizen Watch Co. Ltd. Dekorationsgegenstand mit weissem überzug und herstellungsverfahren dafür
EP1978582A1 (de) * 2007-04-05 2008-10-08 Atotech Deutschland Gmbh Verfahren zur Herstellung von Elektroden zur Verwendung in einer Brennstoffzelle
WO2009075405A1 (en) * 2007-12-13 2009-06-18 Go Gyun O Manufacturing method of metal accessory
EP2192210A1 (de) * 2008-11-21 2010-06-02 Umicore Galvanotechnik GmbH Edelmetallhaltige Schichtfolge für dekorative Artikel
WO2015039152A1 (de) * 2013-09-18 2015-03-26 Ing.W.Garhöfer Gesellschaft M.B.H. Abscheidung von cu, sn, zn-beschichtungen auf metallischen substraten

Also Published As

Publication number Publication date
EP3550057A2 (de) 2019-10-09

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