JPH0514789B2 - - Google Patents

Info

Publication number
JPH0514789B2
JPH0514789B2 JP62332758A JP33275887A JPH0514789B2 JP H0514789 B2 JPH0514789 B2 JP H0514789B2 JP 62332758 A JP62332758 A JP 62332758A JP 33275887 A JP33275887 A JP 33275887A JP H0514789 B2 JPH0514789 B2 JP H0514789B2
Authority
JP
Japan
Prior art keywords
layer
colloidal silica
organic resin
resin
corrosion resistance
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
JP62332758A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01177377A (ja
Inventor
Masato Nakazawa
Minoru Komeno
Katsushi Saito
Jujiro Myauchi
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
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP33275887A priority Critical patent/JPH01177377A/ja
Publication of JPH01177377A publication Critical patent/JPH01177377A/ja
Publication of JPH0514789B2 publication Critical patent/JPH0514789B2/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
    • 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
    • C23C22/82—After-treatment
    • C23C22/83—Chemical after-treatment

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)
JP33275887A 1987-12-30 1987-12-30 クロメート処理鋼板 Granted JPH01177377A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP33275887A JPH01177377A (ja) 1987-12-30 1987-12-30 クロメート処理鋼板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP33275887A JPH01177377A (ja) 1987-12-30 1987-12-30 クロメート処理鋼板

Publications (2)

Publication Number Publication Date
JPH01177377A JPH01177377A (ja) 1989-07-13
JPH0514789B2 true JPH0514789B2 (enrdf_load_stackoverflow) 1993-02-25

Family

ID=18258516

Family Applications (1)

Application Number Title Priority Date Filing Date
JP33275887A Granted JPH01177377A (ja) 1987-12-30 1987-12-30 クロメート処理鋼板

Country Status (1)

Country Link
JP (1) JPH01177377A (enrdf_load_stackoverflow)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58177476A (ja) * 1982-04-12 1983-10-18 Kawasaki Steel Corp 電気亜鉛めつき鋼板の表面処理法
JPS6050180A (ja) * 1983-08-31 1985-03-19 Nippon Kokan Kk <Nkk> カチオン電着塗装用防錆鋼板
JPS6123872A (ja) * 1984-07-12 1986-02-01 Nissan Motor Co Ltd 内燃機関のノツキング判定装置
JPS6283478A (ja) * 1985-10-09 1987-04-16 Sumitomo Metal Ind Ltd 塗装密着性に優れたクロメ−ト処理鋼材

Also Published As

Publication number Publication date
JPH01177377A (ja) 1989-07-13

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term