DE1496914A1 - Verfahren zur elektrolytischen Abscheidung von Chrom - Google Patents

Verfahren zur elektrolytischen Abscheidung von Chrom

Info

Publication number
DE1496914A1
DE1496914A1 DE19651496914 DE1496914A DE1496914A1 DE 1496914 A1 DE1496914 A1 DE 1496914A1 DE 19651496914 DE19651496914 DE 19651496914 DE 1496914 A DE1496914 A DE 1496914A DE 1496914 A1 DE1496914 A1 DE 1496914A1
Authority
DE
Germany
Prior art keywords
cathode
current density
bath
initial
current
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.)
Pending
Application number
DE19651496914
Other languages
German (de)
English (en)
Inventor
Hyman Chessing
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.)
M&T Chemicals Inc
Original Assignee
M&T Chemicals Inc
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 M&T Chemicals Inc filed Critical M&T Chemicals Inc
Publication of DE1496914A1 publication Critical patent/DE1496914A1/de
Pending 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
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/18—Electroplating using modulated, pulsed or reversing current
    • 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
    • C25D5/625—Discontinuous layers, e.g. microcracked 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)
  • Electroplating Methods And Accessories (AREA)
DE19651496914 1964-07-20 1965-07-20 Verfahren zur elektrolytischen Abscheidung von Chrom Pending DE1496914A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US383711A US3340165A (en) 1964-07-20 1964-07-20 Method of electroplating microcrack chromium

Publications (1)

Publication Number Publication Date
DE1496914A1 true DE1496914A1 (de) 1969-08-14

Family

ID=23514362

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19651496914 Pending DE1496914A1 (de) 1964-07-20 1965-07-20 Verfahren zur elektrolytischen Abscheidung von Chrom

Country Status (7)

Country Link
US (1) US3340165A (es)
CH (1) CH485860A (es)
DE (1) DE1496914A1 (es)
ES (1) ES315362A1 (es)
GB (1) GB1070685A (es)
NL (1) NL6509384A (es)
SE (1) SE312960B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3514380A (en) * 1967-02-17 1970-05-26 Kewanee Oil Co Chromium plating from a fluosilicate type bath containing sodium,ammonium and/or magnesium ions
GB1289117A (es) * 1969-10-10 1972-09-13
US3909404A (en) * 1973-02-26 1975-09-30 Oxy Metal Industries Corp Composition and process for electrodepositing a black chromium deposit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA645535A (en) * 1962-07-24 P. Durham Rollie Chromium plating
US2547120A (en) * 1945-10-23 1951-04-03 Bendix Aviat Corp Process for plating a carbon or graphite part with chromium
US2800438A (en) * 1955-07-26 1957-07-23 Metal & Thermit Corp Chromium plating

Also Published As

Publication number Publication date
NL6509384A (es) 1966-01-21
SE312960B (es) 1969-07-28
ES315362A1 (es) 1967-02-01
CH485860A (de) 1970-02-15
US3340165A (en) 1967-09-05
GB1070685A (en) 1967-06-01

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