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BE879492A - Solution pour l'electrodeposition de chrome trivalent a faible concentration et procede d'electrodeposition utilisant une telle solution - Google Patents

Solution pour l'electrodeposition de chrome trivalent a faible concentration et procede d'electrodeposition utilisant une telle solution

Info

Publication number
BE879492A
BE879492A BE0/197708A BE197708A BE879492A BE 879492 A BE879492 A BE 879492A BE 0/197708 A BE0/197708 A BE 0/197708A BE 197708 A BE197708 A BE 197708A BE 879492 A BE879492 A BE 879492A
Authority
BE
Belgium
Prior art keywords
solution
electrodeposition
low concentration
trivalent chrome
concentration trivalent
Prior art date
Application number
BE0/197708A
Other languages
English (en)
Inventor
D Barclay
J 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
Application filed by Ibm filed Critical Ibm
Publication of BE879492A publication Critical patent/BE879492A/fr

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
    • C25D5/627—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)
BE0/197708A 1978-11-11 1979-10-18 Solution pour l'electrodeposition de chrome trivalent a faible concentration et procede d'electrodeposition utilisant une telle solution BE879492A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7844177A GB2033427B (en) 1978-11-11 1978-11-11 Chromium electroplating

Publications (1)

Publication Number Publication Date
BE879492A true BE879492A (fr) 1980-02-15

Family

ID=10500991

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/197708A BE879492A (fr) 1978-11-11 1979-10-18 Solution pour l'electrodeposition de chrome trivalent a faible concentration et procede d'electrodeposition utilisant une telle solution

Country Status (8)

Country Link
JP (1) JPS5565386A (fr)
AU (1) AU528649B2 (fr)
BE (1) BE879492A (fr)
CS (1) CS214811B2 (fr)
DE (1) DE2930981A1 (fr)
GB (1) GB2033427B (fr)
PL (1) PL122271B1 (fr)
ZA (1) ZA795270B (fr)

Families Citing this family (4)

* 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
GB2109815B (en) * 1981-11-18 1985-09-04 Ibm Electrodepositing chromium
CN103993337A (zh) * 2014-06-04 2014-08-20 湖南工业大学 硫酸氢盐离子液体中直接电沉积晶态铬镀层的方法
CN103993336A (zh) * 2014-06-04 2014-08-20 湖南工业大学 离子液体中三价铬电镀无微裂纹晶态铬及铬合金镀层的方法

Also Published As

Publication number Publication date
GB2033427A (en) 1980-05-21
PL219515A1 (fr) 1980-08-11
AU5268979A (en) 1980-05-15
GB2033427B (en) 1982-05-06
JPS5565386A (en) 1980-05-16
JPS5645996B2 (fr) 1981-10-30
CS214811B2 (en) 1982-06-25
DE2930981A1 (de) 1980-05-22
ZA795270B (en) 1980-09-24
PL122271B1 (en) 1982-07-31
AU528649B2 (en) 1983-05-05

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: INTERNATIONAL BUSINESS MACHINES CORP.

Effective date: 19941031