CA984330A - Method and apparatus for electrodeposition of gold alloys - Google Patents

Method and apparatus for electrodeposition of gold alloys

Info

Publication number
CA984330A
CA984330A CA140,417A CA140417A CA984330A CA 984330 A CA984330 A CA 984330A CA 140417 A CA140417 A CA 140417A CA 984330 A CA984330 A CA 984330A
Authority
CA
Canada
Prior art keywords
electrodeposition
gold alloys
alloys
gold
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.)
Expired
Application number
CA140,417A
Other versions
CA140417S (en
Inventor
Manfred Dettke
Rolf Ludwig
Wolfgang Riedel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer Pharma AG
Original Assignee
Schering AG
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 Schering AG filed Critical Schering AG
Application granted granted Critical
Publication of CA984330A publication Critical patent/CA984330A/en
Expired legal-status Critical Current

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
    • C25D3/56—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
    • C25D5/18—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
    • 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
    • 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
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
CA140,417A 1971-04-24 1972-04-24 Method and apparatus for electrodeposition of gold alloys Expired CA984330A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2121150A DE2121150C3 (en) 1971-04-24 1971-04-24 Process for the electrodeposition of gold alloys

Publications (1)

Publication Number Publication Date
CA984330A true CA984330A (en) 1976-02-24

Family

ID=5806389

Family Applications (1)

Application Number Title Priority Date Filing Date
CA140,417A Expired CA984330A (en) 1971-04-24 1972-04-24 Method and apparatus for electrodeposition of gold alloys

Country Status (12)

Country Link
US (1) US3749650A (en)
JP (1) JPS544895B1 (en)
AT (1) AT313664B (en)
CA (1) CA984330A (en)
CH (1) CH555412A (en)
DE (1) DE2121150C3 (en)
FR (1) FR2134401B1 (en)
GB (1) GB1381192A (en)
IE (1) IE36303B1 (en)
IT (1) IT951424B (en)
NL (1) NL7205546A (en)
SE (1) SE393821B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105527A (en) * 1975-07-07 1978-08-08 Nipki Po Tzvetna Metalurgia Electric system for electric extraction of non-ferrous metals from their solutions
CH629542A5 (en) * 1976-09-01 1982-04-30 Inoue Japax Res METHOD AND DEVICE FOR GALVANIC MATERIAL DEPOSITION.
US4082622A (en) * 1977-04-20 1978-04-04 Gte Automatic Electric Laboratories Incorporated Electrodeposition of ruthenium
JPS5653267A (en) * 1979-09-29 1981-05-12 Takiyasu Kk Production of fancy postdyed fabric
DE3020765A1 (en) * 1980-05-31 1981-12-10 Degussa Ag, 6000 Frankfurt ALKALINE BATH FOR GALVANIC DEPOSITION OF LOW-CARAINE PINK TO YELLOW-COLORED GOLD ALLOY LAYERS
US4343684A (en) * 1980-12-19 1982-08-10 Stanley Lechtzin Method of electroforming and product
US4840711A (en) * 1981-01-13 1989-06-20 Metafuse Limited Process for the fusion of one element into a second element
US4465564A (en) * 1983-06-27 1984-08-14 American Chemical & Refining Company, Inc. Gold plating bath containing tartrate and carbonate salts
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.
ITTO20070704A1 (en) 2007-10-05 2009-04-06 Create New Technology S R L SYSTEM AND METHOD OF PLATING METAL ALLOYS BY GALVANIC TECHNOLOGY
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
US8877630B1 (en) * 2013-11-12 2014-11-04 Chipmos Technologies Inc. Semiconductor structure having a silver alloy bump body and manufacturing method thereof

Also Published As

Publication number Publication date
DE2121150A1 (en) 1972-11-16
SE393821B (en) 1977-05-23
US3749650A (en) 1973-07-31
AT313664B (en) 1974-02-25
NL7205546A (en) 1972-10-26
DE2121150B2 (en) 1979-12-20
DE2121150C3 (en) 1980-08-21
JPS544895B1 (en) 1979-03-12
FR2134401A1 (en) 1972-12-08
IE36303L (en) 1972-10-24
GB1381192A (en) 1975-01-22
CH555412A (en) 1974-10-31
IE36303B1 (en) 1976-09-29
IT951424B (en) 1973-06-30
FR2134401B1 (en) 1975-10-24

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