JPH0366391B2 - - Google Patents

Info

Publication number
JPH0366391B2
JPH0366391B2 JP62103725A JP10372587A JPH0366391B2 JP H0366391 B2 JPH0366391 B2 JP H0366391B2 JP 62103725 A JP62103725 A JP 62103725A JP 10372587 A JP10372587 A JP 10372587A JP H0366391 B2 JPH0366391 B2 JP H0366391B2
Authority
JP
Japan
Prior art keywords
chromate
white
particle size
phosphoric acid
particles
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
JP62103725A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63270479A (ja
Inventor
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 JP10372587A priority Critical patent/JPS63270479A/ja
Publication of JPS63270479A publication Critical patent/JPS63270479A/ja
Publication of JPH0366391B2 publication Critical patent/JPH0366391B2/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
    • C23C22/34—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 fluorides or complex fluorides
    • C23C22/37—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 fluorides or complex fluorides containing also hexavalent chromium compounds
    • C23C22/38—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 fluorides or complex fluorides containing also 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)
JP10372587A 1987-04-27 1987-04-27 白色クロメ−ト処理亜鉛メツキ鋼板の製造方法 Granted JPS63270479A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10372587A JPS63270479A (ja) 1987-04-27 1987-04-27 白色クロメ−ト処理亜鉛メツキ鋼板の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10372587A JPS63270479A (ja) 1987-04-27 1987-04-27 白色クロメ−ト処理亜鉛メツキ鋼板の製造方法

Publications (2)

Publication Number Publication Date
JPS63270479A JPS63270479A (ja) 1988-11-08
JPH0366391B2 true JPH0366391B2 (enrdf_load_stackoverflow) 1991-10-17

Family

ID=14361641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10372587A Granted JPS63270479A (ja) 1987-04-27 1987-04-27 白色クロメ−ト処理亜鉛メツキ鋼板の製造方法

Country Status (1)

Country Link
JP (1) JPS63270479A (enrdf_load_stackoverflow)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5392339A (en) * 1977-01-25 1978-08-14 Nippon Paint Co Ltd Metal surface treatment agent
JPS5591981A (en) * 1978-12-29 1980-07-11 Nippon Steel Corp Chromate treating method of galvanized steel product
GB2056502B (en) * 1979-08-21 1983-11-02 Rolls Royce Metal coated glass particles for flame spraying
JPS61284581A (ja) * 1985-06-10 1986-12-15 Kobe Steel Ltd クロメ−ト処理メツキ鋼板ならびにその製造法
JPH0368115A (ja) * 1990-05-17 1991-03-25 Eye Lighting Syst Corp 電磁コイルの組立て方法

Also Published As

Publication number Publication date
JPS63270479A (ja) 1988-11-08

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