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WO2022123008A3 - Electroplating bath for depositing a black chromium layer, method for depositing, and substrate comprising such a layer - Google Patents

Electroplating bath for depositing a black chromium layer, method for depositing, and substrate comprising such a layer Download PDF

Info

Publication number
WO2022123008A3
WO2022123008A3 PCT/EP2021/085194 EP2021085194W WO2022123008A3 WO 2022123008 A3 WO2022123008 A3 WO 2022123008A3 EP 2021085194 W EP2021085194 W EP 2021085194W WO 2022123008 A3 WO2022123008 A3 WO 2022123008A3
Authority
WO
WIPO (PCT)
Prior art keywords
depositing
layer
substrate
black chromium
electroplating bath
Prior art date
Application number
PCT/EP2021/085194
Other languages
French (fr)
Other versions
WO2022123008A2 (en
Inventor
Berkem Özkaya
Philipp Wachter
Michael Jonat
Original Assignee
Atotech Deutschland GmbH & Co. KG
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 Atotech Deutschland GmbH & Co. KG filed Critical Atotech Deutschland GmbH & Co. KG
Priority to CN202180046511.5A priority Critical patent/CN115777030A/en
Priority to US18/000,236 priority patent/US20230193497A1/en
Priority to JP2023501839A priority patent/JP7538321B2/en
Priority to EP21823927.5A priority patent/EP4259853A2/en
Publication of WO2022123008A2 publication Critical patent/WO2022123008A2/en
Publication of WO2022123008A3 publication Critical patent/WO2022123008A3/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
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/04—Electroplating: Baths therefor from solutions of chromium
    • C25D3/06—Electroplating: Baths therefor from solutions of chromium from solutions of trivalent chromium
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D15/00—Electrolytic or electrophoretic production of coatings containing embedded materials, e.g. particles, whiskers, wires
    • 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
    • C25D3/04—Electroplating: Baths therefor from solutions of chromium
    • C25D3/08—Deposition of black chromium, e.g. hexavalent chromium, CrVI
    • 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
    • C25D3/04—Electroplating: Baths therefor from solutions of chromium
    • C25D3/10—Electroplating: Baths therefor from solutions of chromium characterised by the organic bath constituents used
    • 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
    • C25D5/12—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium
    • C25D5/14—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium two or more layers being of nickel or chromium, e.g. duplex or triplex layers
    • 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
    • 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
    • C25D5/60—Electroplating characterised by the structure or texture of the layers
    • C25D5/605—Surface topography of the layers, e.g. rough, dendritic or nodular layers
    • C25D5/611—Smooth layers
    • 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

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)
  • Electroplating Methods And Accessories (AREA)

Abstract

The present invention relates to a very specific electroplating bath for depositing a black chromium layer, a respective method thereof, and a respective substrate with said black chromium layer thereon. The substrate comprising said black chromium layer is excellently suited for decorative purposes.
PCT/EP2021/085194 2020-12-11 2021-12-10 Electroplating bath for depositing a black chromium layer, method for depositing, and substrate comprising such a layer WO2022123008A2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN202180046511.5A CN115777030A (en) 2020-12-11 2021-12-10 Electroplating bath for depositing black chromium layers, deposition method and substrate comprising such layers
US18/000,236 US20230193497A1 (en) 2020-12-11 2021-12-10 Electroplating bath for depositing a black chromium layer, method for depositing, and substrate comprising such a layer
JP2023501839A JP7538321B2 (en) 2020-12-11 2021-12-10 Electroplating bath for depositing a black chromium layer, a deposition method and a substrate provided with such a layer - Patents.com
EP21823927.5A EP4259853A2 (en) 2020-12-11 2021-12-10 Electroplating bath for depositing a black chromium layer, method for depositing, and substrate comprising such a layer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20213572 2020-12-11
EP20213572.9 2020-12-11

Publications (2)

Publication Number Publication Date
WO2022123008A2 WO2022123008A2 (en) 2022-06-16
WO2022123008A3 true WO2022123008A3 (en) 2022-07-21

Family

ID=73834380

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2021/085194 WO2022123008A2 (en) 2020-12-11 2021-12-10 Electroplating bath for depositing a black chromium layer, method for depositing, and substrate comprising such a layer

Country Status (6)

Country Link
US (1) US20230193497A1 (en)
EP (1) EP4259853A2 (en)
JP (2) JP7538321B2 (en)
CN (1) CN115777030A (en)
TW (1) TW202231928A (en)
WO (1) WO2022123008A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116334700A (en) * 2023-02-03 2023-06-27 立讯精密工业（滁州）有限公司 Technological method for regulating and controlling glossiness of electroplated nickel layer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012150198A2 (en) * 2011-05-03 2012-11-08 Atotech Deutschland Gmbh Electroplating bath and method for producing dark chromium layers
JP2014100809A (en) * 2012-11-16 2014-06-05 Toyoda Gosei Co Ltd Vehicular decorative component having black plating film and method for manufacturing the same
CN107099824B (en) * 2017-06-19 2019-05-17 四维尔丸井(广州)汽车零部件有限公司 A kind of black chromium plating bath, composite deposite and preparation method thereof
WO2019142487A1 (en) * 2018-01-19 2019-07-25 豊田合成株式会社 Method for producing plated structure
US20200094526A1 (en) * 2018-09-26 2020-03-26 Toyoda Gosei Co., Ltd. Black plated resin part and method for producing the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3147388A1 (en) 2015-09-25 2017-03-29 Enthone, Incorporated Flexible color adjustment for dark cr(iii)-platings
US20170306515A1 (en) 2016-04-21 2017-10-26 Macdermid Acumen, Inc Dark Colored Chromium Based Electrodeposits
JP7030739B2 (en) 2019-03-28 2022-03-07 豊田合成株式会社 Black-plated resin parts and their manufacturing methods
US20210040637A1 (en) 2019-08-08 2021-02-11 Jcu International, Inc. Chromium plating product and method for producing the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012150198A2 (en) * 2011-05-03 2012-11-08 Atotech Deutschland Gmbh Electroplating bath and method for producing dark chromium layers
JP2014100809A (en) * 2012-11-16 2014-06-05 Toyoda Gosei Co Ltd Vehicular decorative component having black plating film and method for manufacturing the same
CN107099824B (en) * 2017-06-19 2019-05-17 四维尔丸井(广州)汽车零部件有限公司 A kind of black chromium plating bath, composite deposite and preparation method thereof
WO2019142487A1 (en) * 2018-01-19 2019-07-25 豊田合成株式会社 Method for producing plated structure
US20200094526A1 (en) * 2018-09-26 2020-03-26 Toyoda Gosei Co., Ltd. Black plated resin part and method for producing the same

Also Published As

Publication number Publication date
WO2022123008A2 (en) 2022-06-16
US20230193497A1 (en) 2023-06-22
EP4259853A2 (en) 2023-10-18
CN115777030A (en) 2023-03-10
JP7538321B2 (en) 2024-08-21
TW202231928A (en) 2022-08-16
JP2023531316A (en) 2023-07-21
JP3242416U (en) 2023-06-15

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