JPH0536503B2 - - Google Patents

Info

Publication number
JPH0536503B2
JPH0536503B2 JP19407283A JP19407283A JPH0536503B2 JP H0536503 B2 JPH0536503 B2 JP H0536503B2 JP 19407283 A JP19407283 A JP 19407283A JP 19407283 A JP19407283 A JP 19407283A JP H0536503 B2 JPH0536503 B2 JP H0536503B2
Authority
JP
Japan
Prior art keywords
chromic acid
amount
film
aqueous suspension
steel plate
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 - Lifetime
Application number
JP19407283A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6086281A (ja
Inventor
Sachio Matsuo
Toshiaki Shioda
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP19407283A priority Critical patent/JPS6086281A/ja
Publication of JPS6086281A publication Critical patent/JPS6086281A/ja
Publication of JPH0536503B2 publication Critical patent/JPH0536503B2/ja
Granted 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
    • C23C22/33—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 phosphates

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)
JP19407283A 1983-10-19 1983-10-19 耐食性に優れた塗装鋼板 Granted JPS6086281A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19407283A JPS6086281A (ja) 1983-10-19 1983-10-19 耐食性に優れた塗装鋼板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19407283A JPS6086281A (ja) 1983-10-19 1983-10-19 耐食性に優れた塗装鋼板

Publications (2)

Publication Number Publication Date
JPS6086281A JPS6086281A (ja) 1985-05-15
JPH0536503B2 true JPH0536503B2 (2) 1993-05-31

Family

ID=16318488

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19407283A Granted JPS6086281A (ja) 1983-10-19 1983-10-19 耐食性に優れた塗装鋼板

Country Status (1)

Country Link
JP (1) JPS6086281A (2)

Also Published As

Publication number Publication date
JPS6086281A (ja) 1985-05-15

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