MX2022004290A - Proceso de enchapado decorativo con cromo trivalente libre de amonio, a base de sulfato. - Google Patents

Proceso de enchapado decorativo con cromo trivalente libre de amonio, a base de sulfato.

Info

Publication number
MX2022004290A
MX2022004290A MX2022004290A MX2022004290A MX2022004290A MX 2022004290 A MX2022004290 A MX 2022004290A MX 2022004290 A MX2022004290 A MX 2022004290A MX 2022004290 A MX2022004290 A MX 2022004290A MX 2022004290 A MX2022004290 A MX 2022004290A
Authority
MX
Mexico
Prior art keywords
trivalent chromium
plating process
sulfate based
decorative plating
free trivalent
Prior art date
Application number
MX2022004290A
Other languages
English (en)
Inventor
Zilio Diego Dal
Andrea Martin
Sandrine Dalbin
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
Priority claimed from EP20154909.4A external-priority patent/EP3859053A1/en
Application filed by Coventya S P A filed Critical Coventya S P A
Publication of MX2022004290A publication Critical patent/MX2022004290A/es

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
    • 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
    • C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
    • C25D17/10—Electrodes, e.g. composition, counter electrode
    • 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
    • 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
    • C25D9/00—Electrolytic coating other than with metals
    • C25D9/04—Electrolytic coating other than with metals with inorganic materials
    • C25D9/08—Electrolytic coating other than with metals with inorganic materials by cathodic processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Electroplating Methods And Accessories (AREA)

Abstract

La presente invención se refiere a un baño de galvanizado para galvanizar una capa de cromo o aleación de cromo, el baño comprende iones de cromo trivalente, ácido carboxílico orgánico, iones de sulfato, iones conductores de sodio y aditivos en forma de compuesto de azufre inorgánico y ácido bórico así como un proceso que usa tal baño de galvanizado.
MX2022004290A 2019-10-31 2020-10-30 Proceso de enchapado decorativo con cromo trivalente libre de amonio, a base de sulfato. MX2022004290A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19206651 2019-10-31
EP20154909.4A EP3859053A1 (en) 2020-01-31 2020-01-31 Sulfate based, ammonium free trivalent chromium decorative plating process
PCT/EP2020/080584 WO2021084103A1 (en) 2019-10-31 2020-10-30 Sulfate based, ammonium free trivalent chromium decorative plating process

Publications (1)

Publication Number Publication Date
MX2022004290A true MX2022004290A (es) 2022-05-10

Family

ID=73013463

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2022004290A MX2022004290A (es) 2019-10-31 2020-10-30 Proceso de enchapado decorativo con cromo trivalente libre de amonio, a base de sulfato.

Country Status (8)

Country Link
US (1) US20220403538A1 (es)
EP (1) EP4051829A1 (es)
JP (1) JP7342253B2 (es)
KR (1) KR20220119012A (es)
CN (1) CN114729463A (es)
CA (1) CA3155524C (es)
MX (1) MX2022004290A (es)
WO (1) WO2021084103A1 (es)

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3725214A (en) * 1971-02-19 1973-04-03 Du Pont Chromium plating medium for a portable plating device
GB2109817B (en) * 1981-11-18 1985-07-03 Ibm Electrodeposition of chromium
GB8503019D0 (en) * 1985-02-06 1985-03-06 Canning W Materials Ltd Electroplating
US5196109A (en) * 1991-08-01 1993-03-23 Geoffrey Scott Trivalent chromium electrolytes and plating processes employing same
KR100572486B1 (ko) * 2003-11-29 2006-04-19 테크앤라이프 주식회사 3가 크롬도금액 조성물과 그 제조방법
US20080274373A1 (en) * 2004-10-18 2008-11-06 Yamaha Hatsudoki Kabushiki Kaisha Engine Part
KR100858711B1 (ko) * 2007-03-30 2008-09-17 한국기계연구원 3가크롬 도금액
JP5322083B2 (ja) 2007-07-12 2013-10-23 奥野製薬工業株式会社 ３価クロムめっき浴及びその製造方法
JP5652585B2 (ja) 2009-02-16 2015-01-14 奥野製薬工業株式会社 ３価クロムめっき浴
US9765437B2 (en) 2009-03-24 2017-09-19 Roderick D. Herdman Chromium alloy coating with enhanced resistance to corrosion in calcium chloride environments
CN105671599A (zh) * 2016-04-11 2016-06-15 济南德锡科技有限公司 一种硫酸盐三价铬电镀液及其制备方法
CN106086949B (zh) * 2016-08-26 2019-01-18 武汉迪赛环保新材料股份有限公司 一种三价铬电镀液及电镀方法
EP3299497A1 (en) 2016-09-27 2018-03-28 ATOTECH Deutschland GmbH Method for treatment of a chromium surface
EP3725920A4 (en) * 2017-12-13 2021-04-21 JCU Corporation TRIVALENT CHROME PLATING SOLUTION AND CHROME PLATING PROCESS USING IT
EP3819404A4 (en) * 2018-07-03 2022-02-09 JCU Corporation TRIVAL CHROME PLATING SOLUTION AND CHROME COATING PROCESS WITH IT
US20210040637A1 (en) * 2019-08-08 2021-02-11 Jcu International, Inc. Chromium plating product and method for producing the same

Also Published As

Publication number Publication date
US20220403538A1 (en) 2022-12-22
EP4051829A1 (en) 2022-09-07
KR20220119012A (ko) 2022-08-26
JP2022551461A (ja) 2022-12-09
WO2021084103A1 (en) 2021-05-06
CA3155524A1 (en) 2021-05-06
CA3155524C (en) 2024-02-27
JP7342253B2 (ja) 2023-09-11
CN114729463A (zh) 2022-07-08

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