AR222694A1 - Soluciones de cromado por electrodeposicion de baja concentracion de cromo trivalente y procedimiento de cromado - Google Patents

Soluciones de cromado por electrodeposicion de baja concentracion de cromo trivalente y procedimiento de cromado

Info

Publication number
AR222694A1
AR222694A1 AR280309A AR28030980A AR222694A1 AR 222694 A1 AR222694 A1 AR 222694A1 AR 280309 A AR280309 A AR 280309A AR 28030980 A AR28030980 A AR 28030980A AR 222694 A1 AR222694 A1 AR 222694A1
Authority
AR
Argentina
Prior art keywords
chrome
low concentration
trivalent
plating solutions
concentration position
Prior art date
Application number
AR280309A
Other languages
English (en)
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
Application granted granted Critical
Publication of AR222694A1 publication Critical patent/AR222694A1/es

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)
AR280309A 1978-11-11 1980-03-14 Soluciones de cromado por electrodeposicion de baja concentracion de cromo trivalente y procedimiento de cromado AR222694A1 (es)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
AR222694A1 true AR222694A1 (es) 1981-06-15

Family

ID=26269549

Family Applications (1)

Application Number Title Priority Date Filing Date
AR280309A AR222694A1 (es) 1978-11-11 1980-03-14 Soluciones de cromado por electrodeposicion de baja concentracion de cromo trivalente y procedimiento de cromado

Country Status (13)

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

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
DK151975C (da) 1988-06-06
NO793615L (no) 1980-05-13
CA1150185A (en) 1983-07-19
FI63263B (fi) 1983-01-31
US4278512A (en) 1981-07-14
FI793514A (fi) 1980-05-12
FR2441003B1 (es) 1982-12-03
GB2038361B (en) 1983-08-17
FI63263C (fi) 1983-05-10
MX153195A (es) 1986-08-21

Similar Documents

Publication Publication Date Title
AR222694A1 (es) Soluciones de cromado por electrodeposicion de baja concentracion de cromo trivalente y procedimiento de cromado
AT347754B (de) Vorrichtung zur behandlung von metallbeiz- loesungen
GB1542600A (en) Oxidation of ferrous salt solutions
BR8001824A (pt) Processo eletroquimico e celula de eletrodialise para o tratamento eletroquimico de banhos contendo cromo trivalente
JPS54135634A (en) Trivalent chromium plating solution composition and plating method thereof
BR7903403A (pt) Conjunto para tratamento de cascos de navios
DK151905C (da) Fremgangsmaade til elektroplettering af en genstand med chrom i oploesninger indeholdede trivalent chrom
IT1097025B (it) Biossido di cromo ferromagnetico stabilizzato e procedimento per ottenerlo
AT373780B (de) Anordnung zur beeinflussung des menschlichen koerpers
IT7867382A0 (it) Trattamento degli elettrodepositi di cromo
ZA795270B (en) Low concentration trivalent chromium electroplating solution and process
BR7801403A (pt) Processo para a preparacao de tanino de cromo e sal de glauber
JPS541267A (en) Processing of boss for positioning and rivetting
IT1061710B (it) Bagno di cromatura contenente cromo trivalente
DK144766C (da) Fremgangsmaade til chromgarvning af dyreskind og -huder
ATA200378A (de) Vorrichtung zur saeuberung von stubben oder stubbenteilen
ATA513576A (de) Verfahren zur beizbad-kontrolle in kontinuierlich arbeitenden beizanlagen
ES494338A0 (es) Procedimiento de curtido al cromo con sales de cromo
PL203703A1 (pl) Sposob obrobki cieplno-mechanicznej chromowych stali zaworowych
DD133914A5 (de) Verfahren zur oberflaechenbehandlung von metallbaendern
JPS53112276A (en) Method of treating chrome etching waste solution
JPS5330434A (en) Surface treatment of stainless steel by chromic acids
DD137894A5 (de) Vorrichtung zur oberflaechenbehandlung von metallteilen
IT1165359B (it) Processo e soluzione di elettroplaccatura con cromo trivalente a bassa concentrazione
DD139030A5 (de) Schnelldiagnosticum zur bestimmung von harnsaeure in koerperfluessigkeiten