FR2441003A1 - 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 solutionInfo
- Publication number
- FR2441003A1 FR2441003A1 FR7927385A FR7927385A FR2441003A1 FR 2441003 A1 FR2441003 A1 FR 2441003A1 FR 7927385 A FR7927385 A FR 7927385A FR 7927385 A FR7927385 A FR 7927385A FR 2441003 A1 FR2441003 A1 FR 2441003A1
- Authority
- FR
- France
- Prior art keywords
- solution
- electrodeposition
- chrome
- low concentration
- trivalent chrome
- 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.)
- Granted
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)
Abstract
L'INVENTION CONCERNE LES SOLUTIONS UTILISEES POUR L'ELECTRODEPOSITION DE CHROME ET LES PROCEDES FAISANT APPEL A DE TELLES SOLUTIONS. SELON L'INVENTION, L'ELECTRODEPOSITION DE CHROME EST FAITE A PARTIR D'UN BAIN A TRES FAIBLE CONCENTRATION (INFERIEURE A 0,03M) DE CHROME TRIVALENT DANS LEQUEL LA SOURCE DE CHROME EST UNE SOLUTION AQUEUSE EQUILIBREE D'UN COMPLEXE CHROME (III)-THIOCYANATE. CE BAIN PEUT ETRE UTILISE POUR OBTENIR DES REVETEMENTS DE CHROME D'ASPECT CLAIR.
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 (2)
Publication Number | Publication Date |
---|---|
FR2441003A1 true FR2441003A1 (fr) | 1980-06-06 |
FR2441003B1 FR2441003B1 (fr) | 1982-12-03 |
Family
ID=26269549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7927385A Granted FR2441003A1 (fr) | 1978-11-11 | 1979-10-30 | Solution pour l'electrodeposition de chrome trivalent a faible concentration et procede d'electrodeposition utilisant une telle solution |
Country Status (13)
Country | Link |
---|---|
US (1) | US4278512A (fr) |
AR (1) | AR222694A1 (fr) |
BR (1) | BR7907324A (fr) |
CA (1) | CA1150185A (fr) |
CH (1) | CH644157A5 (fr) |
DK (1) | DK151975C (fr) |
ES (1) | ES485756A1 (fr) |
FI (1) | FI63263C (fr) |
FR (1) | FR2441003A1 (fr) |
GB (1) | GB2038361B (fr) |
MX (1) | MX153195A (fr) |
NO (1) | NO151473C (fr) |
SE (1) | SE429981B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4612091A (en) * | 1982-06-30 | 1986-09-16 | Asociation Pour La Recherche Et Le Developpement Des Methodes Et Processus Industriels | Chromium electroplating trivalent chrominum bath therefore and method of making such bath |
Families Citing this family (16)
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 |
GB2109817B (en) * | 1981-11-18 | 1985-07-03 | Ibm | Electrodeposition of chromium |
GB2110242B (en) * | 1981-11-18 | 1985-06-12 | Ibm | Electroplating chromium |
GB2109815B (en) * | 1981-11-18 | 1985-09-04 | Ibm | Electrodepositing chromium |
GB2109816B (en) * | 1981-11-18 | 1985-01-23 | Ibm | Electrodeposition of chromium |
ATE33686T1 (de) * | 1982-02-09 | 1988-05-15 | Ibm | Elektrolytische abscheidung von chrom und seinen legierungen. |
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 |
PL2886683T3 (pl) | 2011-05-03 | 2020-06-15 | Atotech Deutschland Gmbh | Kąpiel galwaniczna i sposób wytwarzania warstw z ciemnego chromu |
DE102012008544A1 (de) | 2012-05-02 | 2013-11-07 | Umicore Galvanotechnik Gmbh | Verchromte Verbundwerkstoffe ohne Nickelschicht |
EP3147388A1 (fr) | 2015-09-25 | 2017-03-29 | Enthone, Incorporated | Réglage flexible de couleur pour placage sombre de cr (iii) |
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 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2294250A1 (fr) * | 1974-12-11 | 1976-07-09 | Ibm | Procede et solution pour depots electrolytiques de chrome et d'alliage de chrome |
FR2394621A2 (fr) * | 1977-06-14 | 1979-01-12 | Ibm | Procede et solution pour depots electrolytiques de chrome et d'alliages de chrome |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
-
1979
- 1979-09-18 GB GB7932300A patent/GB2038361B/en not_active Expired
- 1979-10-18 US US06/086,092 patent/US4278512A/en not_active Expired - Lifetime
- 1979-10-26 CH CH962279A patent/CH644157A5/de not_active IP Right Cessation
- 1979-10-30 FR FR7927385A patent/FR2441003A1/fr active Granted
- 1979-11-07 ES ES485756A patent/ES485756A1/es not_active Expired
- 1979-11-08 SE SE7909250A patent/SE429981B/sv not_active IP Right Cessation
- 1979-11-09 DK DK475879A patent/DK151975C/da active
- 1979-11-09 MX MX179977A patent/MX153195A/es unknown
- 1979-11-09 NO NO793615A patent/NO151473C/no unknown
- 1979-11-09 FI FI793514A patent/FI63263C/fi not_active IP Right Cessation
- 1979-11-12 BR BR7907324A patent/BR7907324A/pt not_active IP Right Cessation
- 1979-11-13 CA CA000339759A patent/CA1150185A/fr not_active Expired
-
1980
- 1980-03-14 AR AR280309A patent/AR222694A1/es active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2294250A1 (fr) * | 1974-12-11 | 1976-07-09 | Ibm | Procede et solution pour depots electrolytiques de chrome et d'alliage de chrome |
FR2394621A2 (fr) * | 1977-06-14 | 1979-01-12 | Ibm | Procede et solution pour depots electrolytiques de chrome et d'alliages de chrome |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4612091A (en) * | 1982-06-30 | 1986-09-16 | Asociation Pour La Recherche Et Le Developpement Des Methodes Et Processus Industriels | Chromium electroplating trivalent chrominum bath therefore and method of making such bath |
Also Published As
Publication number | Publication date |
---|---|
FI63263C (fi) | 1983-05-10 |
FI63263B (fi) | 1983-01-31 |
FI793514A (fi) | 1980-05-12 |
US4278512A (en) | 1981-07-14 |
NO793615L (no) | 1980-05-13 |
NO151473B (no) | 1985-01-02 |
DK151975B (da) | 1988-01-18 |
NO151473C (no) | 1985-04-17 |
MX153195A (es) | 1986-08-21 |
GB2038361A (en) | 1980-07-23 |
SE7909250L (sv) | 1980-05-12 |
ES485756A1 (es) | 1980-07-01 |
CA1150185A (fr) | 1983-07-19 |
GB2038361B (en) | 1983-08-17 |
SE429981B (sv) | 1983-10-10 |
AR222694A1 (es) | 1981-06-15 |
DK151975C (da) | 1988-06-06 |
BR7907324A (pt) | 1980-07-15 |
CH644157A5 (de) | 1984-07-13 |
FR2441003B1 (fr) | 1982-12-03 |
DK475879A (da) | 1980-05-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |