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DD136979A1 - Mittel zum schwarzchromatieren von zink - Google Patents

Mittel zum schwarzchromatieren von zink

Info

Publication number
DD136979A1
DD136979A1 DD20583378A DD20583378A DD136979A1 DD 136979 A1 DD136979 A1 DD 136979A1 DD 20583378 A DD20583378 A DD 20583378A DD 20583378 A DD20583378 A DD 20583378A DD 136979 A1 DD136979 A1 DD 136979A1
Authority
DD
German Democratic Republic
Prior art keywords
zinc
black chromating
black
chromating zinc
chromating
Prior art date
Application number
DD20583378A
Other languages
English (en)
Inventor
Alexander Strauch
Ingeborg Sporleder
Roswitha Reichel
Dietmar Geisler
Renate Rittig
Original Assignee
Alexander Strauch
Ingeborg Sporleder
Roswitha Reichel
Dietmar Geisler
Renate Rittig
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 Alexander Strauch, Ingeborg Sporleder, Roswitha Reichel, Dietmar Geisler, Renate Rittig filed Critical Alexander Strauch
Priority to DD20583378A priority Critical patent/DD136979A1/de
Publication of DD136979A1 publication Critical patent/DD136979A1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/24—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds
    • C23C22/30—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds containing also trivalent chromium
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/82—After-treatment
    • C23C22/83—Chemical after-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
DD20583378A 1978-06-07 1978-06-07 Mittel zum schwarzchromatieren von zink DD136979A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DD20583378A DD136979A1 (de) 1978-06-07 1978-06-07 Mittel zum schwarzchromatieren von zink

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20583378A DD136979A1 (de) 1978-06-07 1978-06-07 Mittel zum schwarzchromatieren von zink

Publications (1)

Publication Number Publication Date
DD136979A1 true DD136979A1 (de) 1979-08-08

Family

ID=5512946

Family Applications (1)

Application Number Title Priority Date Filing Date
DD20583378A DD136979A1 (de) 1978-06-07 1978-06-07 Mittel zum schwarzchromatieren von zink

Country Status (1)

Country Link
DD (1) DD136979A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2522023A1 (fr) * 1982-02-19 1983-08-26 Waldberg Bains et procedes utilisables pour realiser le chromatage de surfaces de zinc et de cadmium
DE4138218A1 (de) * 1991-11-21 1993-05-27 Doerken Ewald Ag Nachtauchmittel fuer die nachbehandlung von chromatierten oder passivierten verzinkungsschichten
WO2011147447A1 (en) * 2010-05-26 2011-12-01 Atotech Deutschland Gmbh Process for forming corrosion protection layers on metal surfaces

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2522023A1 (fr) * 1982-02-19 1983-08-26 Waldberg Bains et procedes utilisables pour realiser le chromatage de surfaces de zinc et de cadmium
EP0087288A1 (de) * 1982-02-19 1983-08-31 M & T Chemicals, Inc. Lösung und Verfahren zum Schwarzchromatisieren von Zink- und Cadmiumoberflächen
DE4138218A1 (de) * 1991-11-21 1993-05-27 Doerken Ewald Ag Nachtauchmittel fuer die nachbehandlung von chromatierten oder passivierten verzinkungsschichten
WO2011147447A1 (en) * 2010-05-26 2011-12-01 Atotech Deutschland Gmbh Process for forming corrosion protection layers on metal surfaces
US20130078382A1 (en) * 2010-05-26 2013-03-28 Atotech Deutschland Gmbh Process for forming corrosion protection layers on metal surfaces
US9738790B2 (en) 2010-05-26 2017-08-22 Atotech Deutschland Gmbh Process for forming corrosion protection layers on metal surfaces

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Legal Events

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