GB2032963B - Non-chromate conversion coating solutions - Google Patents

Non-chromate conversion coating solutions

Info

Publication number
GB2032963B
GB2032963B GB7932624A GB7932624A GB2032963B GB 2032963 B GB2032963 B GB 2032963B GB 7932624 A GB7932624 A GB 7932624A GB 7932624 A GB7932624 A GB 7932624A GB 2032963 B GB2032963 B GB 2032963B
Authority
GB
United Kingdom
Prior art keywords
conversion coating
coating solutions
chromate conversion
chromate
solutions
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
GB7932624A
Other languages
English (en)
Other versions
GB2032963A (en
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.)
Dart Industries Inc
Original Assignee
Dart Industries Inc
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
Priority claimed from US06/045,160 external-priority patent/US4222779A/en
Application filed by Dart Industries Inc filed Critical Dart Industries Inc
Publication of GB2032963A publication Critical patent/GB2032963A/en
Application granted granted Critical
Publication of GB2032963B publication Critical patent/GB2032963B/en
Expired 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
    • C23C22/53—Treatment of zinc or alloys based thereon
    • 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

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)
GB7932624A 1978-10-30 1979-09-20 Non-chromate conversion coating solutions Expired GB2032963B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US95581278A 1978-10-30 1978-10-30
US06/045,160 US4222779A (en) 1979-06-04 1979-06-04 Non-chromate conversion coatings

Publications (2)

Publication Number Publication Date
GB2032963A GB2032963A (en) 1980-05-14
GB2032963B true GB2032963B (en) 1982-09-29

Family

ID=26722443

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7932624A Expired GB2032963B (en) 1978-10-30 1979-09-20 Non-chromate conversion coating solutions

Country Status (6)

Country Link
CA (1) CA1134727A (de)
DE (1) DE2943833A1 (de)
FR (1) FR2440412A1 (de)
GB (1) GB2032963B (de)
IT (1) IT1124813B (de)
NL (1) NL7907961A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2249320B (en) * 1987-11-17 1992-07-15 Toyo Kohan Co Ltd Metod for post-treatment of plated steel sheet for soldering
GB8906160D0 (en) * 1989-03-17 1989-05-04 Alcan Int Ltd Surface preparation for aluminium
US5306526A (en) * 1992-04-02 1994-04-26 Ppg Industries, Inc. Method of treating nonferrous metal surfaces by means of an acid activating agent and an organophosphate or organophosphonate and substrates treated by such method
JP3973323B2 (ja) 1998-08-13 2007-09-12 日本ペイント株式会社 硫黄含有化合物とリン含有化合物によるノンクロム処理剤
DE19905134A1 (de) * 1999-02-09 2000-09-28 Hillebrand Walter Gmbh & Co Kg Passivierungsverfahren
EP1844112A1 (de) 2005-01-28 2007-10-17 Basf Aktiengesellschaft Verfahren zum aufbringen von korrosionsschutzschichten umfassend thioamide auf metallische oberflaechen
US7981954B2 (en) 2005-01-28 2011-07-19 Basf Aktiengesellschaft Anti-corrosion coatings containing thioamide groups

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5210834A (en) * 1975-06-02 1977-01-27 Nippon Packaging Kk Surface treatment of metal

Also Published As

Publication number Publication date
FR2440412B1 (de) 1982-11-26
FR2440412A1 (fr) 1980-05-30
CA1134727A (en) 1982-11-02
NL7907961A (nl) 1980-05-02
GB2032963A (en) 1980-05-14
IT7926888A0 (it) 1979-10-29
IT1124813B (it) 1986-05-14
DE2943833A1 (de) 1980-05-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee