GB2032466B - Coloured non-chromate conversion coating solutions - Google Patents

Coloured non-chromate conversion coating solutions

Info

Publication number
GB2032466B
GB2032466B GB7932621A GB7932621A GB2032466B GB 2032466 B GB2032466 B GB 2032466B GB 7932621 A GB7932621 A GB 7932621A GB 7932621 A GB7932621 A GB 7932621A GB 2032466 B GB2032466 B GB 2032466B
Authority
GB
United Kingdom
Prior art keywords
conversion coating
coating solutions
chromate conversion
coloured non
coloured
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
GB7932621A
Other languages
English (en)
Other versions
GB2032466A (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 US06/045,161 external-priority patent/US4225350A/en
Application filed by Dart Industries Inc filed Critical Dart Industries Inc
Publication of GB2032466A publication Critical patent/GB2032466A/en
Application granted granted Critical
Publication of GB2032466B publication Critical patent/GB2032466B/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
    • 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

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)
  • Paints Or Removers (AREA)
GB7932621A 1978-10-30 1979-09-20 Coloured non-chromate conversion coating solutions Expired GB2032466B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US95581278A 1978-10-30 1978-10-30
US06/045,161 US4225350A (en) 1979-06-04 1979-06-04 Non-chromate conversion coatings

Publications (2)

Publication Number Publication Date
GB2032466A GB2032466A (en) 1980-05-08
GB2032466B true GB2032466B (en) 1982-10-13

Family

ID=26722445

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7932621A Expired GB2032466B (en) 1978-10-30 1979-09-20 Coloured non-chromate conversion coating solutions

Country Status (6)

Country Link
CA (1) CA1134725A (de)
DE (1) DE2943834A1 (de)
FR (1) FR2440411A1 (de)
GB (1) GB2032466B (de)
IT (1) IT1124814B (de)
NL (1) NL7907960A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19812271B4 (de) 1998-03-20 2013-08-01 Deere & Company Einrichtung zum Überwachen des Abstandes zwischen einem Messer einer rotierenden Schneidtrommel und einer Gegenschneide einer Erntemaschine

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
FR2440411B1 (de) 1982-07-16
IT1124814B (it) 1986-05-14
DE2943834A1 (de) 1980-05-08
CA1134725A (en) 1982-11-02
NL7907960A (nl) 1980-05-02
GB2032466A (en) 1980-05-08
IT7926889A0 (it) 1979-10-29
FR2440411A1 (fr) 1980-05-30

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Legal Events

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