CH622829A5 - - Google Patents

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Publication number
CH622829A5
CH622829A5 CH1052377A CH1052377A CH622829A5 CH 622829 A5 CH622829 A5 CH 622829A5 CH 1052377 A CH1052377 A CH 1052377A CH 1052377 A CH1052377 A CH 1052377A CH 622829 A5 CH622829 A5 CH 622829A5
Authority
CH
Switzerland
Prior art keywords
gold
bath
solution
ammonium
precipitate
Prior art date
Application number
CH1052377A
Other languages
English (en)
French (fr)
Inventor
Franco Zuntini
Erwin Marka
Pierre Laude
Original Assignee
Systemes Traitements Surfaces
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 Systemes Traitements Surfaces filed Critical Systemes Traitements Surfaces
Priority to CH1052377A priority Critical patent/CH622829A5/fr
Priority to IT50085/78A priority patent/IT1105052B/it
Priority to DE2829980A priority patent/DE2829980C2/de
Priority to FR7820545A priority patent/FR2402014A1/fr
Priority to US05/931,914 priority patent/US4192723A/en
Priority to ES472902A priority patent/ES472902A1/es
Publication of CH622829A5 publication Critical patent/CH622829A5/fr

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
    • C25D3/48—Electroplating: Baths therefor from solutions of gold
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G7/00—Compounds of gold
    • C01G7/006—Compounds containing, besides gold, two or more other elements, with the exception of oxygen or hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CH1052377A 1977-08-29 1977-08-29 CH622829A5 (zh)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH1052377A CH622829A5 (zh) 1977-08-29 1977-08-29
IT50085/78A IT1105052B (it) 1977-08-29 1978-06-28 Soluzione acquosa di un complesso solfitico di oro monovalente e di ammonio e suo processo di preparazione e bagno elettrolitico con esso ottenuto
DE2829980A DE2829980C2 (de) 1977-08-29 1978-07-07 Wäßriges Bad zur galvanischen Abscheidung von Gold oder Goldlegierungen und Verfahren zur Herstellung des in diesem enthaltenen Ammonium-Gold(I)-sulfit-Komplexes
FR7820545A FR2402014A1 (fr) 1977-08-29 1978-07-10 Solution aqueuse de complexe sulfilique d'or monovalent et d'ammonium, procede de preparation de celle-ci et bain electrolytique pour le placage de l'or ou ses alliages a partir de celle-ci
US05/931,914 US4192723A (en) 1977-08-29 1978-08-08 Aqueous solution of monovalent gold and ammonium sulfite complex, process for the preparation thereof and electrolytic bath obtained therefrom for the plating of gold or gold alloys
ES472902A ES472902A1 (es) 1977-08-29 1978-08-29 Procedimiento de obtencion de una solucion acuosa de comple-jo sulfitico de oro monovalente y de amonio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1052377A CH622829A5 (zh) 1977-08-29 1977-08-29

Publications (1)

Publication Number Publication Date
CH622829A5 true CH622829A5 (zh) 1981-04-30

Family

ID=4364132

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1052377A CH622829A5 (zh) 1977-08-29 1977-08-29

Country Status (6)

Country Link
US (1) US4192723A (zh)
CH (1) CH622829A5 (zh)
DE (1) DE2829980C2 (zh)
ES (1) ES472902A1 (zh)
FR (1) FR2402014A1 (zh)
IT (1) IT1105052B (zh)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3021665A1 (de) * 1980-06-10 1981-12-17 Degussa Ag, 6000 Frankfurt Stark saures goldlegierungsbad
US4497696A (en) * 1982-01-18 1985-02-05 Shemyakina Elena V Gold-plating electrolyte and process for preparing same
US4435253A (en) * 1983-01-28 1984-03-06 Omi International Corporation Gold sulphite electroplating solutions and methods
US4616045A (en) * 1983-06-23 1986-10-07 Gbf, Inc. Process of preparing an oxygen permeable, styrene based, contact lens material
DE3805627A1 (de) † 1988-02-24 1989-09-07 Wieland Edelmetalle Goldbad
US5277790A (en) * 1992-07-10 1994-01-11 Technic Incorporated Non-cyanide electroplating solution for gold or alloys thereof
DE19629658C2 (de) * 1996-07-23 1999-01-14 Degussa Cyanidfreies galvanisches Bad zur Abscheidung von Gold und Goldlegierungen
DE19845506A1 (de) * 1998-10-02 2000-04-06 Wieland Edelmetalle Verfahren zur Herstellung von prothetischen Formteilen für den Dentalbereich und prothetisches Formteil
US6126807A (en) * 1999-04-30 2000-10-03 Lucent Technologies Inc. Process for making sodium gold sulfite solution
DE19924895B4 (de) * 1999-06-01 2004-03-25 W. C. Heraeus Gmbh & Co. Kg Verfahren zur Herstellung einer cyanidfreien, für galvanische Gold-Bäder geeigneten Goldverbindungslösung
FR2808067B1 (fr) * 2000-04-21 2002-06-14 Bio Merieux Dispositif pour actionner au moins un piston et son procede de detection d'une defaillance dans un dispositif
US20040065225A1 (en) * 2001-02-28 2004-04-08 Susanne Ruebel Bath for the galvanic deposition of gold and gold alloys, and uses thereof
US6830847B2 (en) * 2001-04-10 2004-12-14 The Gillette Company Zinc/air cell
DE102005036133C5 (de) * 2005-07-26 2017-07-13 Ivoclar Vivadent Ag Bad für die galvanische Abscheidung von Gold und Goldlegierungen und Zusatzgemisch für ein solches Bad
CH714243B1 (fr) * 2006-10-03 2019-04-15 Swatch Group Res & Dev Ltd Procédé d'électroformage et pièce ou couche obtenue par ce procédé.
EP1978582A1 (en) * 2007-04-05 2008-10-08 Atotech Deutschland Gmbh Process for the preparation of electrodes for use in a fuel cell
CH710184B1 (fr) * 2007-09-21 2016-03-31 Aliprandini Laboratoires G Procédé d'obtention d'un dépôt d'alliage d'or jaune par galvanoplastie sans utilisation de métaux ou métalloïdes toxiques.
EP2312021B1 (fr) 2009-10-15 2020-03-18 The Swatch Group Research and Development Ltd. Procédé d'obtention d'un dépôt d'alliage d'or jaune par galvanoplastie sans utilisation de métaux toxiques
EP3517651B1 (en) * 2018-01-26 2020-09-02 ATOTECH Deutschland GmbH Electroless gold plating bath
US11319613B2 (en) 2020-08-18 2022-05-03 Enviro Metals, LLC Metal refinement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE380028A (zh) * 1929-11-29 1900-01-01
US3057789A (en) * 1959-02-26 1962-10-09 Paul T Smith Gold plating bath and process
US3702271A (en) * 1970-10-23 1972-11-07 Us Navy Azeotropic removal of water from ordnance
US3787463A (en) * 1972-02-24 1974-01-22 Oxy Metal Finishing Corp Amine gold complex useful for the electrodeposition of gold and its alloys
CH615464A5 (en) * 1976-06-01 1980-01-31 Systemes Traitements Surfaces Special compositions and particular additives for gold electrolysis baths and their use

Also Published As

Publication number Publication date
DE2829980A1 (de) 1979-03-15
US4192723A (en) 1980-03-11
IT7850085A0 (it) 1978-06-28
FR2402014A1 (fr) 1979-03-30
DE2829980C2 (de) 1985-08-14
ES472902A1 (es) 1979-02-16
FR2402014B1 (zh) 1981-10-23
IT1105052B (it) 1985-10-28

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Legal Events

Date Code Title Description
PFA Name/firm changed

Owner name: SYSTEMES DE TRAITEMENTS DE SURFACES S.A.

PFA Name/firm changed

Owner name: SHIPLEY STS S.A.

PUE Assignment

Owner name: LABORATOIRES STS, P. LAUDE & CIE

PL Patent ceased