GB450164A - Improvements in or relating to the finishing of metallic surfaces - Google Patents

Improvements in or relating to the finishing of metallic surfaces

Info

Publication number
GB450164A
GB450164A GB949/35A GB94935A GB450164A GB 450164 A GB450164 A GB 450164A GB 949/35 A GB949/35 A GB 949/35A GB 94935 A GB94935 A GB 94935A GB 450164 A GB450164 A GB 450164A
Authority
GB
United Kingdom
Prior art keywords
chromic acid
solution
zinc
sodium chloride
ferricyanide
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
GB949/35A
Other languages
English (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.)
Henkel Corp
Original Assignee
Amchem Products 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
Application filed by Amchem Products Inc filed Critical Amchem Products Inc
Publication of GB450164A publication Critical patent/GB450164A/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
    • C23C22/24—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

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)
  • Chemically Coating (AREA)
GB949/35A 1934-09-13 1935-01-10 Improvements in or relating to the finishing of metallic surfaces Expired GB450164A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US189418XA 1934-09-13 1934-09-13
US450164XA 1934-09-13 1934-09-13

Publications (1)

Publication Number Publication Date
GB450164A true GB450164A (en) 1936-07-10

Family

ID=61187890

Family Applications (1)

Application Number Title Priority Date Filing Date
GB949/35A Expired GB450164A (en) 1934-09-13 1935-01-10 Improvements in or relating to the finishing of metallic surfaces

Country Status (6)

Country Link
AT (1) AT149341B (de)
CH (1) CH189418A (de)
DE (1) DE641933C (de)
DK (1) DK52645C (de)
FR (1) FR794062A (de)
GB (1) GB450164A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1092746B (de) * 1956-08-06 1960-11-10 Allied Res Products Inc Mittel zur Erzeugung korrosionsbestaendiger UEberzuege auf Aluminium und Aluminiumlegierungen

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB714541A (en) * 1951-06-27 1954-09-01 American Chem Paint Co Method of and materials for producing paint-bonding surfaces on metal
US2762732A (en) * 1951-11-19 1956-09-11 Parker Rust Proof Co Solution for and method of cleaning and coating metallic surfaces

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1092746B (de) * 1956-08-06 1960-11-10 Allied Res Products Inc Mittel zur Erzeugung korrosionsbestaendiger UEberzuege auf Aluminium und Aluminiumlegierungen

Also Published As

Publication number Publication date
AT149341B (de) 1937-04-26
DE641933C (de) 1937-02-20
DK52645C (da) 1937-02-01
FR794062A (fr) 1936-02-07
CH189418A (de) 1937-02-28

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