DK151975C - Fremgangsmaade til chromelektroplettering under anvendelse af en aekvilibreret vandig oploesning af et chrom (iii)-thiocyanatkompleks som chromkilde samt chromelektropletteringsoploesning egnet til anvendelse ved fremgangsmaaden - Google Patents

Fremgangsmaade til chromelektroplettering under anvendelse af en aekvilibreret vandig oploesning af et chrom (iii)-thiocyanatkompleks som chromkilde samt chromelektropletteringsoploesning egnet til anvendelse ved fremgangsmaaden

Info

Publication number
DK151975C
DK151975C DK475879A DK475879A DK151975C DK 151975 C DK151975 C DK 151975C DK 475879 A DK475879 A DK 475879A DK 475879 A DK475879 A DK 475879A DK 151975 C DK151975 C DK 151975C
Authority
DK
Denmark
Prior art keywords
chrome
electropleting
aquilibrated
chromel
iii
Prior art date
Application number
DK475879A
Other languages
Danish (da)
English (en)
Other versions
DK475879A (da
DK151975B (da
Inventor
Donald John Barclay
James Michael Linford Vigar
Original Assignee
Ibm
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 GB7844177A external-priority patent/GB2033427B/en
Application filed by Ibm filed Critical Ibm
Publication of DK475879A publication Critical patent/DK475879A/da
Publication of DK151975B publication Critical patent/DK151975B/da
Application granted granted Critical
Publication of DK151975C publication Critical patent/DK151975C/da

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
    • 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
    • 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
    • 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)
  • External Artificial Organs (AREA)
  • Chemically Coating (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Paints Or Removers (AREA)
DK475879A 1978-11-11 1979-11-09 Fremgangsmaade til chromelektroplettering under anvendelse af en aekvilibreret vandig oploesning af et chrom (iii)-thiocyanatkompleks som chromkilde samt chromelektropletteringsoploesning egnet til anvendelse ved fremgangsmaaden DK151975C (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB7844177 1978-11-11
GB7844177A GB2033427B (en) 1978-11-11 1978-11-11 Chromium electroplating
GB7932300 1979-09-18
GB7932300A GB2038361B (en) 1978-11-11 1979-09-18 Trivalent chromium plating bath

Publications (3)

Publication Number Publication Date
DK475879A DK475879A (da) 1980-05-12
DK151975B DK151975B (da) 1988-01-18
DK151975C true DK151975C (da) 1988-06-06

Family

ID=26269549

Family Applications (1)

Application Number Title Priority Date Filing Date
DK475879A DK151975C (da) 1978-11-11 1979-11-09 Fremgangsmaade til chromelektroplettering under anvendelse af en aekvilibreret vandig oploesning af et chrom (iii)-thiocyanatkompleks som chromkilde samt chromelektropletteringsoploesning egnet til anvendelse ved fremgangsmaaden

Country Status (13)

Country Link
US (1) US4278512A (no)
AR (1) AR222694A1 (no)
BR (1) BR7907324A (no)
CA (1) CA1150185A (no)
CH (1) CH644157A5 (no)
DK (1) DK151975C (no)
ES (1) ES485756A1 (no)
FI (1) FI63263C (no)
FR (1) FR2441003A1 (no)
GB (1) GB2038361B (no)
MX (1) MX153195A (no)
NO (1) NO151473C (no)
SE (1) SE429981B (no)

Families Citing this family (17)

* 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
GB2110242B (en) * 1981-11-18 1985-06-12 Ibm Electroplating chromium
GB2109817B (en) * 1981-11-18 1985-07-03 Ibm Electrodeposition of chromium
GB2109816B (en) * 1981-11-18 1985-01-23 Ibm Electrodeposition of chromium
GB2109815B (en) * 1981-11-18 1985-09-04 Ibm Electrodepositing chromium
ATE33686T1 (de) * 1982-02-09 1988-05-15 Ibm Elektrolytische abscheidung von chrom und seinen legierungen.
FR2529581A1 (fr) * 1982-06-30 1984-01-06 Armines Bain d'electrolyse a base de chrome trivalent
CH665656A5 (fr) * 1983-12-29 1988-05-31 Heinz Emmenegger Bain d'or acide et utilisation de ce bain en electroplastie.
US5294326A (en) * 1991-12-30 1994-03-15 Elf Atochem North America, Inc. Functional plating from solutions containing trivalent chromium ion
JP2000017482A (ja) * 1998-06-26 2000-01-18 Nippon Piston Ring Co Ltd 耐摩耗性、疲労強度に優れた積層構造を有するクロムめっき皮膜
CN101638801A (zh) * 2008-07-30 2010-02-03 深圳富泰宏精密工业有限公司 壳体的表面处理方法
US8273235B2 (en) * 2010-11-05 2012-09-25 Roshan V Chapaneri Dark colored chromium based electrodeposits
US8512541B2 (en) 2010-11-16 2013-08-20 Trevor Pearson Electrolytic dissolution of chromium from chromium electrodes
US9689081B2 (en) 2011-05-03 2017-06-27 Atotech Deutschland Gmbh Electroplating bath and method for producing dark chromium layers
DE102012008544A1 (de) 2012-05-02 2013-11-07 Umicore Galvanotechnik Gmbh Verchromte Verbundwerkstoffe ohne Nickelschicht
EP3147388A1 (en) 2015-09-25 2017-03-29 Enthone, Incorporated Flexible color adjustment for dark cr(iii)-platings
KR20200052588A (ko) 2018-11-07 2020-05-15 윤종오 3가 크롬 합금 도금액, Ｃｒ-Ｔｉ-Ａｕ 합금 도금액, Ｃｒ-Ｔｉ-Ｎｉ 합금 도금액, Ｃｒ-Ｔｉ-Ｃｏ 합금 도금액 및 도금 제품

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1431639A (en) * 1974-12-11 1976-04-14 Ibm Uk Electroplating chromium and its alloys
US4062737A (en) * 1974-12-11 1977-12-13 International Business Machines Corporation Electrodeposition of chromium
US4141803A (en) * 1975-12-03 1979-02-27 International Business Machines Corporation Method and composition for electroplating chromium and its alloys and the method of manufacture of the composition
US4161432A (en) * 1975-12-03 1979-07-17 International Business Machines Corporation Electroplating chromium and its alloys
GB1596995A (en) * 1977-06-14 1981-09-03 Ibm Electroplating chromium and its alloys

Also Published As

Publication number Publication date
BR7907324A (pt) 1980-07-15
SE7909250L (sv) 1980-05-12
FR2441003A1 (fr) 1980-06-06
DK475879A (da) 1980-05-12
NO151473C (no) 1985-04-17
GB2038361A (en) 1980-07-23
NO151473B (no) 1985-01-02
ES485756A1 (es) 1980-07-01
SE429981B (sv) 1983-10-10
CH644157A5 (de) 1984-07-13
DK151975B (da) 1988-01-18
NO793615L (no) 1980-05-13
CA1150185A (en) 1983-07-19
FI63263B (fi) 1983-01-31
AR222694A1 (es) 1981-06-15
US4278512A (en) 1981-07-14
FI793514A (fi) 1980-05-12
FR2441003B1 (no) 1982-12-03
GB2038361B (en) 1983-08-17
FI63263C (fi) 1983-05-10
MX153195A (es) 1986-08-21

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