CH540344A - Bath for electroplating gold alloys - Google Patents
Bath for electroplating gold alloysInfo
- Publication number
- CH540344A CH540344A CH934872A CH934872A CH540344A CH 540344 A CH540344 A CH 540344A CH 934872 A CH934872 A CH 934872A CH 934872 A CH934872 A CH 934872A CH 540344 A CH540344 A CH 540344A
- Authority
- CH
- Switzerland
- Prior art keywords
- bath
- gold alloys
- electroplating gold
- electroplating
- alloys
- Prior art date
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
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
- C25D3/62—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of gold
-
- 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)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1018471A CH529843A (en) | 1971-07-09 | 1971-07-09 | Bath for the electrolytic deposition of gold alloys and its use in electroplating |
CH1302371A CH558836A (en) | 1971-07-09 | 1971-09-06 | USE OF AN ELECTROLYTIC BATH FOR THE DEPOSIT OF GOLD ALLOYS. |
CH934872A CH540344A (en) | 1971-07-09 | 1972-06-21 | Bath for electroplating gold alloys |
GB2981372A GB1400492A (en) | 1971-07-09 | 1972-06-26 | Gold alloy plating solutions |
DE2233783A DE2233783A1 (en) | 1971-07-09 | 1972-07-06 | BATHROOM FOR THE ELECTROLYTIC APPLICATION OF GOLD ALLOYS AND ITS APPLICATION IN GALVANO TECHNOLOGY |
FR7226091A FR2145734B1 (en) | 1971-07-09 | 1972-07-06 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1018471A CH529843A (en) | 1971-07-09 | 1971-07-09 | Bath for the electrolytic deposition of gold alloys and its use in electroplating |
CH1302371A CH558836A (en) | 1971-07-09 | 1971-09-06 | USE OF AN ELECTROLYTIC BATH FOR THE DEPOSIT OF GOLD ALLOYS. |
CH934872A CH540344A (en) | 1971-07-09 | 1972-06-21 | Bath for electroplating gold alloys |
Publications (1)
Publication Number | Publication Date |
---|---|
CH540344A true CH540344A (en) | 1973-08-15 |
Family
ID=27176205
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1018471A CH529843A (en) | 1971-07-09 | 1971-07-09 | Bath for the electrolytic deposition of gold alloys and its use in electroplating |
CH1302371A CH558836A (en) | 1971-07-09 | 1971-09-06 | USE OF AN ELECTROLYTIC BATH FOR THE DEPOSIT OF GOLD ALLOYS. |
CH934872A CH540344A (en) | 1971-07-09 | 1972-06-21 | Bath for electroplating gold alloys |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1018471A CH529843A (en) | 1971-07-09 | 1971-07-09 | Bath for the electrolytic deposition of gold alloys and its use in electroplating |
CH1302371A CH558836A (en) | 1971-07-09 | 1971-09-06 | USE OF AN ELECTROLYTIC BATH FOR THE DEPOSIT OF GOLD ALLOYS. |
Country Status (4)
Country | Link |
---|---|
CH (3) | CH529843A (en) |
DE (1) | DE2233783A1 (en) |
FR (1) | FR2145734B1 (en) |
GB (1) | GB1400492A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2829979A1 (en) * | 1977-07-08 | 1979-01-18 | Systemes Traitements Surfaces | ELECTROLYSIS BATH FOR THE DEPOSITION OF GOLD-COPPER-CADMIUM ALLOYS AND ITS APPLICATION IN GALVANO TECHNOLOGY |
US4687557A (en) * | 1985-03-01 | 1987-08-18 | Heinz Emmenegger | Gold alloys and galvanic bath for the electrolytic deposit thereof |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH632533A5 (en) * | 1979-06-14 | 1982-10-15 | Aliprandini P | PROCESS FOR THE GALVANOPLASTIC DEPOSIT OF A GOLD ALLOY. |
US5256275A (en) * | 1992-04-15 | 1993-10-26 | Learonal, Inc. | Electroplated gold-copper-silver alloys |
ES2166660B1 (en) * | 1999-05-06 | 2003-02-16 | Torres Josep Ferre | PROCEDURE AND EQUIPMENT FOR THE ELECTRODEPOSITION OF GOLD OR GOLD ALLOYS. |
SG127854A1 (en) * | 2005-06-02 | 2006-12-29 | Rohm & Haas Elect Mat | Improved gold electrolytes |
CH710184B1 (en) | 2007-09-21 | 2016-03-31 | Aliprandini Laboratoires G | Process for obtaining a yellow gold alloy deposit by electroplating without the use of toxic metals or metalloids. |
EP2312021B1 (en) | 2009-10-15 | 2020-03-18 | The Swatch Group Research and Development Ltd. | Method for obtaining a deposit of a yellow gold alloy by galvanoplasty without using toxic metals |
DE102012004348B4 (en) * | 2012-03-07 | 2014-01-09 | Umicore Galvanotechnik Gmbh | Use of organic thiourea compounds to increase the galvanic deposition rate of gold and gold alloys |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1370596A (en) * | 1962-03-30 | 1964-08-28 | Marconi Co Ltd | Improvements in gold electrolytic deposition processes |
CH418085A (en) * | 1964-08-19 | 1966-07-31 | Pilot Pen Co Ltd | Electrolyte for the galvanic deposition of gold alloys |
FR1433211A (en) * | 1965-05-14 | 1966-03-25 | Further development in gold plating | |
CH522740A (en) * | 1968-06-28 | 1972-06-30 | Degussa | Process for the electrodeposition of gold-copper-cadmium alloy coatings |
-
1971
- 1971-07-09 CH CH1018471A patent/CH529843A/en not_active IP Right Cessation
- 1971-09-06 CH CH1302371A patent/CH558836A/en not_active IP Right Cessation
-
1972
- 1972-06-21 CH CH934872A patent/CH540344A/en not_active IP Right Cessation
- 1972-06-26 GB GB2981372A patent/GB1400492A/en not_active Expired
- 1972-07-06 DE DE2233783A patent/DE2233783A1/en not_active Ceased
- 1972-07-06 FR FR7226091A patent/FR2145734B1/fr not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2829979A1 (en) * | 1977-07-08 | 1979-01-18 | Systemes Traitements Surfaces | ELECTROLYSIS BATH FOR THE DEPOSITION OF GOLD-COPPER-CADMIUM ALLOYS AND ITS APPLICATION IN GALVANO TECHNOLOGY |
DE2829979C3 (en) * | 1977-07-08 | 1990-06-21 | Systemes Traitements Surfaces | AQUEOUS BATH FOR GALVANIC DEPOSITION OF GOLD COPPER CADMIUM ALLOYS |
US4687557A (en) * | 1985-03-01 | 1987-08-18 | Heinz Emmenegger | Gold alloys and galvanic bath for the electrolytic deposit thereof |
Also Published As
Publication number | Publication date |
---|---|
CH529843A (en) | 1972-10-31 |
GB1400492A (en) | 1975-07-16 |
DE2233783A1 (en) | 1973-02-01 |
CH558836A (en) | 1975-02-14 |
FR2145734B1 (en) | 1976-10-29 |
FR2145734A1 (en) | 1973-02-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |