WO2022123012A1 - Electroplating bath for depositing a black chromium layer and method for electroplating a black chromium layer on a substrate - Google Patents

Electroplating bath for depositing a black chromium layer and method for electroplating a black chromium layer on a substrate Download PDF

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Publication number
WO2022123012A1
WO2022123012A1 PCT/EP2021/085201 EP2021085201W WO2022123012A1 WO 2022123012 A1 WO2022123012 A1 WO 2022123012A1 EP 2021085201 W EP2021085201 W EP 2021085201W WO 2022123012 A1 WO2022123012 A1 WO 2022123012A1
Authority
WO
WIPO (PCT)
Prior art keywords
mmol
electroplating bath
ranging
present
preferred
Prior art date
Application number
PCT/EP2021/085201
Other languages
English (en)
French (fr)
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 CN202180083044.3A priority Critical patent/CN116583632A/zh
Priority to JP2023535557A priority patent/JP2023553961A/ja
Priority to EP21819528.7A priority patent/EP4259852A1/en
Priority to US18/256,480 priority patent/US20240026557A1/en
Publication of WO2022123012A1 publication Critical patent/WO2022123012A1/en

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Classifications

    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00Electroplating: Baths therefor
    • C25D3/02Electroplating: Baths therefor from solutions
    • C25D3/04Electroplating: Baths therefor from solutions of chromium
    • C25D3/06Electroplating: Baths therefor from solutions of chromium from solutions of trivalent chromium
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00Electroplating: Baths therefor
    • C25D3/02Electroplating: Baths therefor from solutions
    • C25D3/04Electroplating: Baths therefor from solutions of chromium
    • C25D3/08Deposition of black chromium, e.g. hexavalent chromium, CrVI
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00Electroplating: Baths therefor
    • C25D3/02Electroplating: Baths therefor from solutions
    • C25D3/04Electroplating: Baths therefor from solutions of chromium
    • C25D3/10Electroplating: Baths therefor from solutions of chromium characterised by the organic bath constituents used
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/48After-treatment of electroplated surfaces
    • C25D5/50After-treatment of electroplated surfaces by heat-treatment
PCT/EP2021/085201 2020-12-11 2021-12-10 Electroplating bath for depositing a black chromium layer and method for electroplating a black chromium layer on a substrate WO2022123012A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN202180083044.3A CN116583632A (zh) 2020-12-11 2021-12-10 用于沉积黑铬层的电镀浴及于衬底上电镀黑铬层的方法
JP2023535557A JP2023553961A (ja) 2020-12-11 2021-12-10 黒色クロム層を析出させるための電気めっき浴及び黒色クロム層を基材に電気めっきする方法
EP21819528.7A EP4259852A1 (en) 2020-12-11 2021-12-10 Electroplating bath for depositing a black chromium layer and method for electroplating a black chromium layer on a substrate
US18/256,480 US20240026557A1 (en) 2020-12-11 2021-12-10 Electroplating bath for depositing a black chromium layer and method for electroplating a black chromium layer on a substrate

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20213575 2020-12-11
EP20213575.2 2020-12-11

Publications (1)

Publication Number Publication Date
WO2022123012A1 true WO2022123012A1 (en) 2022-06-16

Family

ID=73834383

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2021/085201 WO2022123012A1 (en) 2020-12-11 2021-12-10 Electroplating bath for depositing a black chromium layer and method for electroplating a black chromium layer on a substrate

Country Status (6)

Country Link
US (1) US20240026557A1 (zh)
EP (1) EP4259852A1 (zh)
JP (1) JP2023553961A (zh)
CN (2) CN116583632A (zh)
TW (1) TW202231929A (zh)
WO (1) WO2022123012A1 (zh)

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
WO2017053655A1 (en) 2015-09-25 2017-03-30 Enthone Inc. Flexible color adjustment for dark cr(iii) platings
CN107099824A (zh) 2017-06-19 2017-08-29 四维尔丸井(广州)汽车零部件有限公司 一种黑铬电镀液、复合镀层及其制备方法
US20200094526A1 (en) 2018-09-26 2020-03-26 Toyoda Gosei Co., Ltd. Black plated resin part and method for producing the same
CN111962105A (zh) * 2020-09-11 2020-11-20 广东涂乐师新材料科技有限公司 一种调配简单的三价黑铬电镀剂及其制备方法

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
WO2017053655A1 (en) 2015-09-25 2017-03-30 Enthone Inc. Flexible color adjustment for dark cr(iii) platings
CN107099824A (zh) 2017-06-19 2017-08-29 四维尔丸井(广州)汽车零部件有限公司 一种黑铬电镀液、复合镀层及其制备方法
US20200094526A1 (en) 2018-09-26 2020-03-26 Toyoda Gosei Co., Ltd. Black plated resin part and method for producing the same
CN111962105A (zh) * 2020-09-11 2020-11-20 广东涂乐师新材料科技有限公司 一种调配简单的三价黑铬电镀剂及其制备方法

Also Published As

Publication number Publication date
US20240026557A1 (en) 2024-01-25
TW202231929A (zh) 2022-08-16
CN116583632A (zh) 2023-08-11
CN116635576A (zh) 2023-08-22
EP4259852A1 (en) 2023-10-18
JP2023553961A (ja) 2023-12-26

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