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EP0480876A3 - Electrodeposition of a gold alloy containing copper and zinc and its method of production - Google Patents

Electrodeposition of a gold alloy containing copper and zinc and its method of production Download PDF

Info

Publication number
EP0480876A3
EP0480876A3 EP19910810773 EP91810773A EP0480876A3 EP 0480876 A3 EP0480876 A3 EP 0480876A3 EP 19910810773 EP19910810773 EP 19910810773 EP 91810773 A EP91810773 A EP 91810773A EP 0480876 A3 EP0480876 A3 EP 0480876A3
Authority
EP
European Patent Office
Prior art keywords
electrodeposition
zinc
production
alloy containing
containing copper
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Withdrawn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
EP19910810773
Other languages
French (fr)
Other versions
EP0480876A2 (en
Inventor
Pierre-Andre Aeby
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.)
Metaux Precieux Metalor SA
Original Assignee
Metaux Precieux Metalor SA
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 Metaux Precieux Metalor SA filed Critical Metaux Precieux Metalor SA
Publication of EP0480876A2 publication Critical patent/EP0480876A2/en
Publication of EP0480876A3 publication Critical patent/EP0480876A3/en
Withdrawn legal-status Critical Current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
    • 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)
  • Electroplating And Plating Baths Therefor (AREA)
EP19910810773 1990-10-08 1991-10-01 Electrodeposition of a gold alloy containing copper and zinc and its method of production Withdrawn EP0480876A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH3238/90 1990-10-08
CH323890A CH680927A5 (en) 1990-10-08 1990-10-08

Publications (2)

Publication Number Publication Date
EP0480876A2 EP0480876A2 (en) 1992-04-15
EP0480876A3 true EP0480876A3 (en) 1993-09-08

Family

ID=4251645

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910810773 Withdrawn EP0480876A3 (en) 1990-10-08 1991-10-01 Electrodeposition of a gold alloy containing copper and zinc and its method of production

Country Status (2)

Country Link
EP (1) EP0480876A3 (en)
CH (1) CH680927A5 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3142038B2 (en) * 1993-12-03 2001-03-07 株式会社デンソー solenoid valve
AU7320996A (en) 1995-11-03 1997-05-29 Enthone-Omi Inc Electroplating processes compositions and deposits
GB9522591D0 (en) * 1995-11-03 1996-01-03 Enthone Omi Suisse S A Electroplating processes compositions and deposits
DE19730007C1 (en) * 1997-07-12 1999-03-25 Mtu Muenchen Gmbh Method and device for the gas phase diffusion coating of workpieces made of heat-resistant material with a coating material
CH714243B1 (en) 2006-10-03 2019-04-15 Swatch Group Res & Dev Ltd Electroforming process and part or layer obtained by this method.
CH710184B1 (en) 2007-09-21 2016-03-31 Aliprandini Laboratoires G Process for obtaining a yellow gold alloy deposit by electroplating without the use of toxic metals or metalloids.
EP2312021B1 (en) 2009-10-15 2020-03-18 The Swatch Group Research and Development Ltd. Method for obtaining a deposit of a yellow gold alloy by galvanoplasty without using toxic metals

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2151661A (en) * 1983-12-17 1985-07-24 Lpw Chemie Gmbh Deposition of gold-copper-zinc alloys

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2151661A (en) * 1983-12-17 1985-07-24 Lpw Chemie Gmbh Deposition of gold-copper-zinc alloys

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CHEMICAL ABSTRACTS, vol. 101, no. 10 Columbus, Ohio, US; abstract no. 80764u, 'DECREASINGOF FREECYANIDE IN GOLD ELECTROPLATING BATHS' *
CHEMICAL ABSTRACTS, vol. 95, no. 1 Columbus, Ohio, US; abstract no. 15175w, 'ELECTROPLATING HARD GOLD ALLOYS' *

Also Published As

Publication number Publication date
CH680927A5 (en) 1992-12-15
EP0480876A2 (en) 1992-04-15

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