CH445999A - Process for obtaining by electrolytic chromium plating of chromium coatings with microcracked structure - Google Patents

Process for obtaining by electrolytic chromium plating of chromium coatings with microcracked structure

Info

Publication number
CH445999A
CH445999A CH1335465A CH1335465A CH445999A CH 445999 A CH445999 A CH 445999A CH 1335465 A CH1335465 A CH 1335465A CH 1335465 A CH1335465 A CH 1335465A CH 445999 A CH445999 A CH 445999A
Authority
CH
Switzerland
Prior art keywords
chromium
obtaining
electrolytic
coatings
microcracked structure
Prior art date
Application number
CH1335465A
Other languages
French (fr)
Original Assignee
Renault
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 Renault filed Critical Renault
Priority to CH470867A priority Critical patent/CH510743A/en
Publication of CH445999A publication Critical patent/CH445999A/en

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
    • C25D3/12—Electroplating: Baths therefor from solutions of nickel or cobalt
    • 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
    • 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
    • C25D5/60—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9335—Product by special process
    • Y10S428/934—Electrical process
    • Y10S428/935—Electroplating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12472—Microscopic interfacial wave or roughness
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
    • Y10T428/12826—Group VIB metal-base component
    • Y10T428/12847—Cr-base component
    • Y10T428/12854—Next to Co-, Fe-, or Ni-base component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12861—Group VIII or IB metal-base component

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)
CH1335465A 1964-10-12 1965-09-28 Process for obtaining by electrolytic chromium plating of chromium coatings with microcracked structure CH445999A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH470867A CH510743A (en) 1964-10-12 1967-04-04 Electrodeposition of a ni interlayer prior to a micro-

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR991133A FR1447970A (en) 1964-10-12 1964-10-12 Corrosion resistant decorative chrome deposits
FR996104A FR88318E (en) 1964-10-12 1964-11-24 Corrosion resistant decorative chrome deposits
FR3489A FR89217E (en) 1964-10-12 1965-01-27 Corrosion resistant decorative chrome deposits
FR11348A FR89657E (en) 1964-10-12 1965-03-31 Corrosion resistant decorative chrome deposits
FR57477A FR90417E (en) 1964-10-12 1966-04-13 Corrosion resistant decorative chrome deposits

Publications (1)

Publication Number Publication Date
CH445999A true CH445999A (en) 1967-10-31

Family

ID=27514668

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1335465A CH445999A (en) 1964-10-12 1965-09-28 Process for obtaining by electrolytic chromium plating of chromium coatings with microcracked structure

Country Status (13)

Country Link
US (3) US3388049A (en)
JP (2) JPS5024248B1 (en)
AT (1) AT276893B (en)
BE (2) BE670116A (en)
BR (1) BR6788420D0 (en)
CH (1) CH445999A (en)
DE (2) DE1496974B2 (en)
ES (1) ES339183A2 (en)
FR (5) FR1447970A (en)
GB (2) GB1122795A (en)
NL (2) NL140902B (en)
OA (1) OA117E (en)
SE (2) SE327875B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3471271A (en) * 1965-08-16 1969-10-07 Udylite Corp Electrodeposition of a micro-cracked corrosion resistant nickel-chromium plate
US3528894A (en) * 1966-08-25 1970-09-15 M & T Chemicals Inc Method of electrodepositing corrosion resistant coating
US3474010A (en) * 1966-10-26 1969-10-21 M & T Chemicals Inc Method of electroplating corrosion resistant coating
US3866289A (en) * 1969-10-06 1975-02-18 Oxy Metal Finishing Corp Micro-porous chromium on nickel-cobalt duplex composite plates
GB1541118A (en) * 1976-12-03 1979-02-21 Bnf Metals Tech Centre Nickel plating
JPS54119436U (en) * 1978-02-09 1979-08-21
US4416738A (en) * 1980-01-28 1983-11-22 The Boeing Company Chromium plating
US4384929A (en) * 1981-07-06 1983-05-24 Occidental Chemical Corporation Process for electro-depositing composite nickel layers
US4432843A (en) * 1982-07-29 1984-02-21 Omi International Corporation Trivalent chromium electroplating baths and processes using thiazole addition agents
JPH02116220U (en) * 1989-03-04 1990-09-18
DE69607130T2 (en) * 1995-12-29 2000-10-19 At & T Corp Electroplating nickel on nickel ferrite devices
EP2975162B1 (en) * 2014-07-18 2018-09-05 FRANZ Oberflächentechnik GmbH & Co KG Method for providing a workpiece with a protective coating
US10138884B2 (en) * 2014-12-22 2018-11-27 Weatherford Technology Holdings, Llc Nickel corrosion barrier under chrome for sucker rod pumps

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678908A (en) * 1951-07-26 1954-05-18 Eastman Kodak Co Method of forming ferrotyping surfaces
DE1176956B (en) * 1958-08-27 1964-08-27 Bosch Gmbh Robert Process for the multi-stage galvanic deposition of shiny nickel coatings
GB871276A (en) * 1959-02-26 1961-06-28 Hanson Van Winkle Munning Co Improvements in electrodeposition of nickel
NL121791C (en) * 1961-11-27
NL122246C (en) * 1962-02-23
GB1091526A (en) * 1963-07-24 1967-11-15 Canning & Co Ltd W Improvements in electrodeposition of chromium
US3471271A (en) * 1965-08-16 1969-10-07 Udylite Corp Electrodeposition of a micro-cracked corrosion resistant nickel-chromium plate

Also Published As

Publication number Publication date
FR89217E (en) 1967-05-26
FR88318E (en) 1967-01-20
GB1187843A (en) 1970-04-15
NL6704452A (en) 1967-10-16
US3759802A (en) 1973-09-18
SE327875B (en) 1970-08-31
SE335935B (en) 1971-06-14
AT276893B (en) 1969-12-10
US3388049A (en) 1968-06-11
FR90417E (en) 1967-12-08
GB1122795A (en) 1968-08-07
DE1496974B2 (en) 1971-11-04
NL140902B (en) 1974-01-15
DE1496974A1 (en) 1969-12-18
BR6788420D0 (en) 1973-07-10
BE696105A (en) 1967-09-01
FR89657E (en) 1967-07-28
DE1621151A1 (en) 1970-07-16
BE670116A (en) 1966-01-17
DE1621151B2 (en) 1978-03-23
JPS5024248B1 (en) 1975-08-14
ES339183A2 (en) 1968-04-16
NL6513216A (en) 1966-04-13
OA117E (en) 1970-12-15
DE1621151C3 (en) 1978-11-23
FR1447970A (en) 1966-08-05
JPS4827183B1 (en) 1973-08-20
US3620936A (en) 1971-11-16

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