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EP3106544A4 - Continuous trivalent chromium plating method - Google Patents

Continuous trivalent chromium plating method Download PDF

Info

Publication number
EP3106544A4
EP3106544A4 EP15748593.9A EP15748593A EP3106544A4 EP 3106544 A4 EP3106544 A4 EP 3106544A4 EP 15748593 A EP15748593 A EP 15748593A EP 3106544 A4 EP3106544 A4 EP 3106544A4
Authority
EP
European Patent Office
Prior art keywords
continuous
plating method
chromium plating
trivalent chromium
trivalent
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Withdrawn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
EP15748593.9A
Other languages
German (de)
French (fr)
Other versions
EP3106544A2 (en
Inventor
Carlos Enrique MUÑOZ GARCIA
Sara Elisa MUÑOZ CASTAÑO
David MUÑOZ CASTAÑO
Marcela MUÑOZ CASTAÑO
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP3106544A2 publication Critical patent/EP3106544A2/en
Publication of EP3106544A4 publication Critical patent/EP3106544A4/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Withdrawn legal-status Critical Current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
    • C25D3/04—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
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/12—Process control or regulation
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/12—Process control or regulation
    • C25D21/14—Controlled addition of electrolyte components
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/16—Regeneration of process solutions
    • C25D21/18—Regeneration of process solutions of electrolytes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Automation & Control Theory (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
EP15748593.9A 2014-02-11 2015-02-09 Continuous trivalent chromium plating method Withdrawn EP3106544A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CO14028206A CO7190036A1 (en) 2014-02-11 2014-02-11 Continuous trivalent chrome plating process
PCT/IB2015/050974 WO2015121790A2 (en) 2014-02-11 2015-02-09 Continuous trivalent chromium plating method

Publications (2)

Publication Number Publication Date
EP3106544A2 EP3106544A2 (en) 2016-12-21
EP3106544A4 true EP3106544A4 (en) 2017-08-09

Family

ID=53191871

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15748593.9A Withdrawn EP3106544A4 (en) 2014-02-11 2015-02-09 Continuous trivalent chromium plating method

Country Status (8)

Country Link
US (1) US20170167040A1 (en)
EP (1) EP3106544A4 (en)
CN (1) CN106164340A (en)
BR (1) BR112016018584A2 (en)
CO (1) CO7190036A1 (en)
MX (1) MX2016010449A (en)
RU (1) RU2016135556A (en)
WO (1) WO2015121790A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110446802B (en) 2017-04-04 2023-02-28 安美特德国有限公司 Method for electrodepositing a layer of chromium or a chromium alloy on at least one substrate
AT520829B1 (en) * 2018-10-19 2019-08-15 Andritz Ag Maschf Method for chromium plating of metal strips
WO2020189802A1 (en) * 2019-03-15 2020-09-24 유한회사 한국신기술 Antioxidant, comprising cyano-carboxy group composite free from sulfur (s) component, for preventing oxidation of trivalent chromium ions to divalent chromium ions, and trivalent chromium electroplating solution comprising same
CN110760900A (en) * 2019-11-29 2020-02-07 扬州大学 Method for reducing hexavalent chromium wastewater to be used as chromium electroplating source and electroplating method thereof
RU2734986C1 (en) * 2020-03-23 2020-10-27 Федеральное государственное бюджетное образовательное учреждение высшего образования "Российский химико-технологический университет имени Д. И. Менделеева" (РХТУ им. Д. И. Менделеева) Method for electrochemical deposition of chrome coatings from self-regulating electrolyte based on trivalent chromium compounds
CN113774438A (en) * 2021-08-24 2021-12-10 上原汽车铭牌（惠州）有限公司 Trivalent chromium electroplating solution formula for automobile mark production and trivalent chromium electroplating process

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2112691A (en) * 1936-01-30 1938-03-29 Pyrene Mfg Co Electroplating anode unit
US4167460A (en) * 1978-04-03 1979-09-11 Oxy Metal Industries Corporation Trivalent chromium plating bath composition and process
GB2141138A (en) * 1983-05-12 1984-12-12 Omi Int Corp Trivalent chromium electroplating electrolytes and rejuvenation thereof
US20060118427A1 (en) * 2004-06-24 2006-06-08 Aramayis Edigaryan Electrolyte bath for trivalent chromium plating
CN201172698Y (en) * 2008-02-18 2008-12-31 佛山市昭信金属制品有限公司 A sulfuric acid type trivalent chromium plating solution prevents metal ion impurity pollution device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL75772C (en) * 1948-03-20
US3111464A (en) * 1961-09-29 1963-11-19 Battelle Development Corp Electrodeposition of chromium and chromium alloys
US3729392A (en) * 1971-02-19 1973-04-24 Du Pont Plating of titanium with chromium
US4392922A (en) * 1980-11-10 1983-07-12 Occidental Chemical Corporation Trivalent chromium electrolyte and process employing vanadium reducing agent
US4439285A (en) * 1980-11-10 1984-03-27 Omi International Corporation Trivalent chromium electrolyte and process employing neodymium reducing agent
US20080169199A1 (en) * 2007-01-17 2008-07-17 Chang Gung University Trivalent chromium electroplating solution and an electroplating process with the solution
JP2009074168A (en) * 2007-08-30 2009-04-09 Nissan Motor Co Ltd Chrome-plated parts and method for manufacturing the same
US7780840B2 (en) * 2008-10-30 2010-08-24 Trevor Pearson Process for plating chromium from a trivalent chromium plating bath
CN101665960A (en) * 2009-09-04 2010-03-10 厦门大学 Trivalent chromium sulfate plating solution and preparation method thereof
JP5732721B2 (en) * 2010-01-08 2015-06-10 上村工業株式会社 Chrome plating method
CN102443825B (en) * 2011-12-07 2014-03-26 湖北振华化学股份有限公司 High-concentration chromium sulfate-ammonium fluoride trivalent chromium electroplating solution and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2112691A (en) * 1936-01-30 1938-03-29 Pyrene Mfg Co Electroplating anode unit
US4167460A (en) * 1978-04-03 1979-09-11 Oxy Metal Industries Corporation Trivalent chromium plating bath composition and process
GB2141138A (en) * 1983-05-12 1984-12-12 Omi Int Corp Trivalent chromium electroplating electrolytes and rejuvenation thereof
US20060118427A1 (en) * 2004-06-24 2006-06-08 Aramayis Edigaryan Electrolyte bath for trivalent chromium plating
CN201172698Y (en) * 2008-02-18 2008-12-31 佛山市昭信金属制品有限公司 A sulfuric acid type trivalent chromium plating solution prevents metal ion impurity pollution device

Also Published As

Publication number Publication date
US20170167040A1 (en) 2017-06-15
EP3106544A2 (en) 2016-12-21
RU2016135556A3 (en) 2018-10-29
BR112016018584A2 (en) 2019-08-20
CO7190036A1 (en) 2015-02-19
WO2015121790A2 (en) 2015-08-20
MX2016010449A (en) 2017-06-19
WO2015121790A3 (en) 2016-01-21
CN106164340A (en) 2016-11-23
RU2016135556A (en) 2018-03-15

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20160912

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20170711

RIC1 Information provided on ipc code assigned before grant

Ipc: C25D 21/12 20060101ALI20170704BHEP

Ipc: C25D 21/18 20060101ALI20170704BHEP

Ipc: C25D 3/06 20060101AFI20170704BHEP

Ipc: C25D 21/14 20060101ALI20170704BHEP

STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20190903