PT3312309T - Electroplated product having a precious metal finishing layer and improved corrosion resistance, method for its production and uses thereof - Google Patents

Electroplated product having a precious metal finishing layer and improved corrosion resistance, method for its production and uses thereof

Info

Publication number
PT3312309T
PT3312309T PT161943600T PT16194360T PT3312309T PT 3312309 T PT3312309 T PT 3312309T PT 161943600 T PT161943600 T PT 161943600T PT 16194360 T PT16194360 T PT 16194360T PT 3312309 T PT3312309 T PT 3312309T
Authority
PT
Portugal
Prior art keywords
production
corrosion resistance
precious metal
finishing layer
improved corrosion
Prior art date
Application number
PT161943600T
Other languages
Portuguese (pt)
Original Assignee
Coventya S P A
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 Coventya S P A filed Critical Coventya S P A
Publication of PT3312309T publication Critical patent/PT3312309T/en

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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • 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
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/48—After-treatment of electroplated surfaces
    • C25D5/50—After-treatment of electroplated surfaces by heat-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
PT161943600T 2016-10-18 2016-10-18 Electroplated product having a precious metal finishing layer and improved corrosion resistance, method for its production and uses thereof PT3312309T (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP16194360.0A EP3312309B1 (en) 2016-10-18 2016-10-18 Electroplated product having a precious metal finishing layer and improved corrosion resistance, method for its production and uses thereof

Publications (1)

Publication Number Publication Date
PT3312309T true PT3312309T (en) 2020-07-28

Family

ID=57144917

Family Applications (1)

Application Number Title Priority Date Filing Date
PT161943600T PT3312309T (en) 2016-10-18 2016-10-18 Electroplated product having a precious metal finishing layer and improved corrosion resistance, method for its production and uses thereof

Country Status (3)

Country Link
EP (1) EP3312309B1 (en)
ES (1) ES2805102T3 (en)
PT (1) PT3312309T (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3705607A1 (en) * 2019-03-08 2020-09-09 COVENTYA S.p.A. Composition and process for the protection of precious metal substrates by an organic nanolayer
CH715949A1 (en) * 2019-03-14 2020-09-15 Richemont Int Sa Component for a timepiece comprising an alloy based on copper, tin and zinc
DE102021117095A1 (en) * 2021-07-02 2023-01-05 Umicore Galvanotechnik Gmbh Bronze layers as a substitute for precious metals

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1295961B1 (en) * 2000-06-27 2012-05-30 Citizen Holdings Co., Ltd. Decorative article having a white film
JP3638509B2 (en) * 2000-08-09 2005-04-13 河口湖精密株式会社 Watch exterior parts
JP2003096592A (en) * 2001-09-20 2003-04-03 Kawaguchiko Seimitsu Co Ltd External parts for timepiece
CN101096769A (en) 2006-06-26 2008-01-02 比亚迪股份有限公司 Electroplating method
DE102012008544A1 (en) 2012-05-02 2013-11-07 Umicore Galvanotechnik Gmbh Chromed composites without nickel coating

Also Published As

Publication number Publication date
ES2805102T3 (en) 2021-02-10
EP3312309A1 (en) 2018-04-25
EP3312309B1 (en) 2020-04-29

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