DE2106676A1 - Verfahren zum Schwarzen von Aluminium - Google Patents

Verfahren zum Schwarzen von Aluminium

Info

Publication number
DE2106676A1
DE2106676A1 DE19712106676 DE2106676A DE2106676A1 DE 2106676 A1 DE2106676 A1 DE 2106676A1 DE 19712106676 DE19712106676 DE 19712106676 DE 2106676 A DE2106676 A DE 2106676A DE 2106676 A1 DE2106676 A1 DE 2106676A1
Authority
DE
Germany
Prior art keywords
bath
blackening
immersion
aluminum
immersion time
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.)
Pending
Application number
DE19712106676
Other languages
German (de)
English (en)
Inventor
Den Haag Reidt Maarten Johan Voorburg Boose Cesar Adrianus, (Nieder lande) M
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.)
Reactor Centrum Nederland
Original Assignee
Reactor Centrum Nederland
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 Reactor Centrum Nederland filed Critical Reactor Centrum Nederland
Publication of DE2106676A1 publication Critical patent/DE2106676A1/de
Pending legal-status Critical Current

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
    • C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
    • C23C22/56—Treatment of aluminium or alloys based thereon

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)
  • Chemical Treatment Of Metals (AREA)
DE19712106676 1970-02-13 1971-02-12 Verfahren zum Schwarzen von Aluminium Pending DE2106676A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7002060A NL7002060A (cs) 1970-02-13 1970-02-13

Publications (1)

Publication Number Publication Date
DE2106676A1 true DE2106676A1 (de) 1971-09-02

Family

ID=19809324

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712106676 Pending DE2106676A1 (de) 1970-02-13 1971-02-12 Verfahren zum Schwarzen von Aluminium

Country Status (4)

Country Link
DE (1) DE2106676A1 (cs)
GB (1) GB1325959A (cs)
NL (1) NL7002060A (cs)
SE (1) SE360119B (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1005463A3 (fr) * 1990-11-03 1993-08-03 Glaverbel Fabrication d'objets reflechissants.
CN114990538B (zh) * 2022-08-04 2022-11-25 山东一立动力科技股份有限公司 一种铝合金表面发黑处理方法

Also Published As

Publication number Publication date
NL7002060A (cs) 1971-08-17
SE360119B (cs) 1973-09-17
GB1325959A (en) 1973-08-08

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Legal Events

Date Code Title Description
OD Request for examination
OHW Rejection