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EP3725919A4 - Trivalent chromium plating solution and trivalent chromium plating method using same - Google Patents

Trivalent chromium plating solution and trivalent chromium plating method using same Download PDF

Info

Publication number
EP3725919A4
EP3725919A4 EP18888525.5A EP18888525A EP3725919A4 EP 3725919 A4 EP3725919 A4 EP 3725919A4 EP 18888525 A EP18888525 A EP 18888525A EP 3725919 A4 EP3725919 A4 EP 3725919A4
Authority
EP
European Patent Office
Prior art keywords
chromium plating
trivalent chromium
same
plating solution
plating method
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Withdrawn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
EP18888525.5A
Other languages
German (de)
French (fr)
Other versions
EP3725919A1 (en
Inventor
Yuto Morikawa
Masao Hori
Madoka NAKAGAMI
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.)
JCU Corp
Original Assignee
JCU Corp
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 JCU Corp filed Critical JCU Corp
Publication of EP3725919A1 publication Critical patent/EP3725919A1/en
Publication of EP3725919A4 publication Critical patent/EP3725919A4/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Withdrawn legal-status Critical Current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
    • C25D3/10—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
    • 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

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)
EP18888525.5A 2017-12-14 2018-12-13 Trivalent chromium plating solution and trivalent chromium plating method using same Withdrawn EP3725919A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017239216 2017-12-14
JP2018121196 2018-06-26
PCT/JP2018/045799 WO2019117230A1 (en) 2017-12-14 2018-12-13 Trivalent chromium plating solution and trivalent chromium plating method using same

Publications (2)

Publication Number Publication Date
EP3725919A1 EP3725919A1 (en) 2020-10-21
EP3725919A4 true EP3725919A4 (en) 2021-09-01

Family

ID=66819262

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18888525.5A Withdrawn EP3725919A4 (en) 2017-12-14 2018-12-13 Trivalent chromium plating solution and trivalent chromium plating method using same

Country Status (6)

Country Link
US (1) US20210198797A1 (en)
EP (1) EP3725919A4 (en)
JP (1) JPWO2019117230A1 (en)
KR (1) KR20200096932A (en)
CN (1) CN111479956A (en)
WO (1) WO2019117230A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7566251B2 (en) 2019-07-12 2024-10-15 奥野製薬工業株式会社 Trivalent chromium plating method
JP7566250B2 (en) 2019-07-12 2024-10-15 奥野製薬工業株式会社 Trivalent chromium plating solution and trivalent chromium plating method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4167460A (en) * 1978-04-03 1979-09-11 Oxy Metal Industries Corporation Trivalent chromium plating bath composition and process
US4450052A (en) * 1982-07-28 1984-05-22 M&T Chemicals Inc. Zinc and nickel tolerant trivalent chromium plating baths
CA1223547A (en) * 1983-07-27 1987-06-30 Louis Gianelos Electrodeposition from trivalent chromium bath
CN101792917A (en) * 2010-03-31 2010-08-04 哈尔滨工业大学 Preparation method and electroplating method of normal-temperature environment-friendly sulfate trivalent chromium electroplating liquid
CN105671599A (en) * 2016-04-11 2016-06-15 济南德锡科技有限公司 Sulfate trivalent chromium electroplating solution and preparation method thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2093861B (en) * 1981-02-09 1984-08-22 Canning Materials W Ltd Bath for electrodeposition of chromium
GB8503019D0 (en) * 1985-02-06 1985-03-06 Canning W Materials Ltd Electroplating
JP5379426B2 (en) 2007-08-30 2013-12-25 日産自動車株式会社 Chrome-plated parts and method for manufacturing the same
US9765437B2 (en) * 2009-03-24 2017-09-19 Roderick D. Herdman Chromium alloy coating with enhanced resistance to corrosion in calcium chloride environments
PL2886683T3 (en) * 2011-05-03 2020-06-15 Atotech Deutschland Gmbh Electroplating bath and method for producing dark chromium layers

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4167460A (en) * 1978-04-03 1979-09-11 Oxy Metal Industries Corporation Trivalent chromium plating bath composition and process
US4450052A (en) * 1982-07-28 1984-05-22 M&T Chemicals Inc. Zinc and nickel tolerant trivalent chromium plating baths
CA1223547A (en) * 1983-07-27 1987-06-30 Louis Gianelos Electrodeposition from trivalent chromium bath
CN101792917A (en) * 2010-03-31 2010-08-04 哈尔滨工业大学 Preparation method and electroplating method of normal-temperature environment-friendly sulfate trivalent chromium electroplating liquid
CN105671599A (en) * 2016-04-11 2016-06-15 济南德锡科技有限公司 Sulfate trivalent chromium electroplating solution and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019117230A1 *

Also Published As

Publication number Publication date
KR20200096932A (en) 2020-08-14
US20210198797A1 (en) 2021-07-01
EP3725919A1 (en) 2020-10-21
JPWO2019117230A1 (en) 2020-12-17
WO2019117230A1 (en) 2019-06-20
CN111479956A (en) 2020-07-31

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