SE465517B - Foerfarande foer kontinuerlig elektroplaetering av krommetall och trevaerd kromoxid paa metallytor - Google Patents

Foerfarande foer kontinuerlig elektroplaetering av krommetall och trevaerd kromoxid paa metallytor

Info

Publication number
SE465517B
SE465517B SE8801800A SE8801800A SE465517B SE 465517 B SE465517 B SE 465517B SE 8801800 A SE8801800 A SE 8801800A SE 8801800 A SE8801800 A SE 8801800A SE 465517 B SE465517 B SE 465517B
Authority
SE
Sweden
Prior art keywords
electrolyte
chromium
electroplating
chromium oxide
current density
Prior art date
Application number
SE8801800A
Other languages
English (en)
Swedish (sv)
Other versions
SE8801800L (sv
SE8801800D0 (sv
Inventor
S Alota
V Ferrari
M Memmi
L Pacelli
S Ramundo
Original Assignee
Sviluppo Materiali Spa
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 Sviluppo Materiali Spa filed Critical Sviluppo Materiali Spa
Publication of SE8801800D0 publication Critical patent/SE8801800D0/xx
Publication of SE8801800L publication Critical patent/SE8801800L/xx
Publication of SE465517B publication Critical patent/SE465517B/sv

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
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/38—Chromatising
    • 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
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D9/00—Electrolytic coating other than with metals
    • C25D9/04—Electrolytic coating other than with metals with inorganic materials
    • C25D9/08—Electrolytic coating other than with metals with inorganic materials by cathodic processes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D9/00—Electrolytic coating other than with metals
    • C25D9/04—Electrolytic coating other than with metals with inorganic materials
    • C25D9/08—Electrolytic coating other than with metals with inorganic materials by cathodic processes
    • C25D9/10—Electrolytic coating other than with metals with inorganic materials by cathodic processes on iron or steel
    • 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
    • C25D5/615—Microstructure of the layers, e.g. mixed structure
    • C25D5/617—Crystalline layers
    • 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
    • Y10S204/00—Chemistry: electrical and wave energy
    • Y10S204/08—AC plus DC
    • 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
    • Y10S204/00—Chemistry: electrical and wave energy
    • Y10S204/09—Wave forms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Electrolytic Production Of Metals (AREA)
SE8801800A 1987-05-13 1988-05-11 Foerfarande foer kontinuerlig elektroplaetering av krommetall och trevaerd kromoxid paa metallytor SE465517B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8747918A IT1216808B (it) 1987-05-13 1987-05-13 Processo di elettrodeposizione in continuo di cromo metallico e di ossido di cromo su superfici metalliche

Publications (3)

Publication Number Publication Date
SE8801800D0 SE8801800D0 (sv) 1988-05-11
SE8801800L SE8801800L (sv) 1988-11-14
SE465517B true SE465517B (sv) 1991-09-23

Family

ID=11263343

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8801800A SE465517B (sv) 1987-05-13 1988-05-11 Foerfarande foer kontinuerlig elektroplaetering av krommetall och trevaerd kromoxid paa metallytor

Country Status (19)

Country Link
US (1) US4875983A (pt)
JP (1) JPS63303090A (pt)
AT (1) AT395723B (pt)
AU (1) AU598928B2 (pt)
BE (1) BE1001324A3 (pt)
BR (1) BR8802397A (pt)
CA (1) CA1334517C (pt)
CH (1) CH679487A5 (pt)
DE (1) DE3816265A1 (pt)
ES (1) ES2007222A6 (pt)
FR (1) FR2615206B1 (pt)
GB (1) GB2204594B (pt)
GR (1) GR1000166B (pt)
IL (1) IL86343A (pt)
IT (1) IT1216808B (pt)
MX (1) MX167815B (pt)
NL (1) NL8801225A (pt)
SE (1) SE465517B (pt)
YU (1) YU45501B (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0637713B2 (ja) * 1988-02-27 1994-05-18 日本鋼管株式会社 電解クロメート処理鋼板の製造方法
GB2233347B (en) * 1989-06-09 1994-01-05 Toyo Kohan Co Ltd Tin free steel having a chromium bilayer
DE3933896C1 (pt) * 1989-10-11 1990-10-11 Lpw-Chemie Gmbh, 4040 Neuss, De
US5271823A (en) * 1992-06-17 1993-12-21 Eaton Corporation Method of making a trivalent chromium plated engine valve
US6099714A (en) * 1996-08-30 2000-08-08 Sanchem, Inc. Passification of tin surfaces
GB9705149D0 (en) * 1997-03-13 1997-04-30 Ea Tech Ltd A method for chromating metals having surface oxide layers
US6096183A (en) * 1997-12-05 2000-08-01 Ak Steel Corporation Method of reducing defects caused by conductor roll surface anomalies using high volume bottom sprays
JP2000282178A (ja) * 1998-10-22 2000-10-10 Nsk Ltd 転がり軸受
US6331241B1 (en) 2000-07-24 2001-12-18 Usx Corporation Method of making chromium-plated steel
JP3423702B2 (ja) * 2000-08-29 2003-07-07 創輝株式会社 金属めっき方法
US20020110700A1 (en) * 2001-02-12 2002-08-15 Hein Gerald F. Process for forming decorative films and resulting products
US6879239B2 (en) * 2002-04-08 2005-04-12 Woodlane Environmental Technology, Inc. Thermostat assembly
US7802379B2 (en) * 2007-03-08 2010-09-28 Nike, Inc. Article of footwear with indented tip cleats
JP2009074168A (ja) * 2007-08-30 2009-04-09 Nissan Motor Co Ltd クロムめっき部品およびその製造方法
MX350889B (es) 2012-03-30 2017-09-25 Tata Steel Ijmuiden Bv Substrato recubierto para empacar aplicaciones y un metodo para producir dicho substrato recubierto.
EP2922984B1 (en) * 2012-11-21 2018-11-14 Tata Steel IJmuiden BV Method for producing chromium-chromium oxide coatings applied to steel substrates for packaging applications
US10415148B2 (en) 2014-03-07 2019-09-17 Macdermid Acumen, Inc. Passivation of micro-discontinuous chromium deposited from a trivalent electrolyte
DE102017206722A1 (de) 2016-04-26 2017-10-26 Ford Global Technologies, Llc Verfahren zur Herstellung einer beschichteten Oberfläche eines tribologischen Systems
US10590514B2 (en) 2016-07-01 2020-03-17 Xtalic Corporation Nanostructured aluminum zirconium alloys for improved anodization
CN106119726B (zh) * 2016-08-11 2017-12-12 宁波市鄞州亚大汽车管件有限公司 一种扣压套管接头的制备方法
US10590558B2 (en) 2016-09-23 2020-03-17 Xtalic Corporation Nanostructured aluminum alloys for improved hardness
CZ2021578A3 (cs) * 2019-06-26 2022-04-13 Hitachi Astemo, Ltd. Válcové zařízení, kovový kluzný komponent a způsob výroby kovového kluzného komponentu

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3816082A (en) * 1969-04-21 1974-06-11 Nat Steel Corp Method of improving the corrosion resistance of zinc coated ferrous metal substrates and the corrosion resistant substrates thus produced
US4167460A (en) * 1978-04-03 1979-09-11 Oxy Metal Industries Corporation Trivalent chromium plating bath composition and process
DE3028587A1 (de) * 1980-07-28 1982-03-04 Teksid S.p.A., Torino Verfahren zur herstellung eines spezialfeinbleches fuer dauerhafte wagenkarosserien und ein hiernach hergestelltes feinblech
IT1212859B (it) * 1983-03-21 1989-11-30 Centro Speriment Metallurg Laminati piatti di acciaio rivestiti perfezionati
IT1197609B (it) * 1983-03-21 1988-12-06 Centro Speriment Metallurg Procedimento perfezionato per la produzione di nastri di acciaio rivestiti
IT1182782B (it) * 1985-07-18 1987-10-05 Centro Speriment Metallurg Perfezionamento nei procedimenti di zincatura elettrolitica
FR2586711B1 (fr) * 1985-09-03 1989-10-06 Centre Techn Ind Mecanique Procede et installation de chromage electrolytique

Also Published As

Publication number Publication date
GB2204594B (en) 1991-01-23
FR2615206A1 (fr) 1988-11-18
IT1216808B (it) 1990-03-14
SE8801800L (sv) 1988-11-14
IL86343A0 (en) 1988-11-15
CH679487A5 (pt) 1992-02-28
DE3816265C2 (pt) 1990-05-17
ES2007222A6 (es) 1989-06-01
GR880100309A (en) 1989-02-23
ATA124088A (de) 1992-07-15
JPH0463159B2 (pt) 1992-10-08
BR8802397A (pt) 1988-12-13
GR1000166B (el) 1991-10-10
GB8811391D0 (en) 1988-06-15
JPS63303090A (ja) 1988-12-09
SE8801800D0 (sv) 1988-05-11
BE1001324A3 (fr) 1989-09-26
FR2615206B1 (fr) 1990-01-26
IT8747918A0 (it) 1987-05-13
DE3816265A1 (de) 1988-12-01
YU45501B (en) 1992-05-28
MX167815B (es) 1993-04-12
AU598928B2 (en) 1990-07-05
IL86343A (en) 1992-06-21
YU91988A (en) 1989-04-30
NL8801225A (nl) 1988-12-01
AU1561488A (en) 1988-11-17
CA1334517C (en) 1995-02-21
US4875983A (en) 1989-10-24
GB2204594A (en) 1988-11-16
AT395723B (de) 1993-02-25

Similar Documents

Publication Publication Date Title
SE465517B (sv) Foerfarande foer kontinuerlig elektroplaetering av krommetall och trevaerd kromoxid paa metallytor
CN106103809B (zh) 由三价电解质沉积的微不连续铬的钝化
US4416737A (en) Process of electroplating a nickel-zinc alloy on steel strip
Naik et al. Electrodeposition of zinc from chloride solution
US20070295608A1 (en) Electrolytic Method For Phosphating Metallic Surfaces And Metall Layer Phosphated Thereby
Kirilova et al. Corrosion behaviour of Zn–Co compositionally modulated multilayers electrodeposited from single and dual baths
US4439283A (en) Zinc cobalt alloy plating
US3729396A (en) Rhodium plating composition and method for plating rhodium
US4007099A (en) Cathodic production of micropores in chromium
JPH0121234B2 (pt)
JPS634635B2 (pt)
CN102677128B (zh) 具锌电解氧化皮膜的电镀锌钢板及其制造方法
Petrova et al. Electrodeposition of bismuth from a trilon B-sulfosalicylate bath
GB2160223A (en) Zinc cobalt alloy plating
Dobrev et al. Electrochemical methods for evaluation of the protective ability of electroplated coatings and conversion films
Jayakrishnan et al. Electroplating of copper from an amine based noncyanide bath
KR20050050174A (ko) 인산염처리성과 도장성이 우수한 고강도 고장력 강판의 제조방법
JPH0148356B2 (pt)
KOZIAR et al. UDC 621.35 CORROSION-ELECTROCHEMICAL PROPERTIES OF COBALT-MOLYBDENUM-ZIRCONIUM DEPOSITS
Tomachuk et al. Black passivated pulsating plated ZnCo coatings: Electrodeposition and characterization
JP2000129462A (ja) 暗色めっき金属材とその製造方法
JPH0340120B2 (pt)
Chandran et al. Evaluation of. Performance of electroplated cu-ni-cr and double layer ni-cr coatings on mild steel
JPS6075584A (ja) 亜鉛系合金メツキ鋼板の表面改質法
JPS63250497A (ja) 合金化溶融メツキ鋼板の後処理方法

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 8801800-7

Effective date: 19931210

Format of ref document f/p: F