JPS542944A - Corrosion preventing method - Google Patents

Corrosion preventing method

Info

Publication number
JPS542944A
JPS542944A JP6793977A JP6793977A JPS542944A JP S542944 A JPS542944 A JP S542944A JP 6793977 A JP6793977 A JP 6793977A JP 6793977 A JP6793977 A JP 6793977A JP S542944 A JPS542944 A JP S542944A
Authority
JP
Japan
Prior art keywords
preventing method
corrosion preventing
metal surface
corrosion
contg
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.)
Pending
Application number
JP6793977A
Other languages
Japanese (ja)
Inventor
Kanji Murakami
Motoyo Wajima
Yoichi Matsuda
Mineo Kawamoto
Yasusada Morishita
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6793977A priority Critical patent/JPS542944A/en
Publication of JPS542944A publication Critical patent/JPS542944A/en
Pending 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)

Abstract

PURPOSE:To enhance the corrosion resistance of the metal surface on a printed substrate by treating the metal surface with a soln. contg. a Cr(VI) salt in corrosion protecting treatment of it.
JP6793977A 1977-06-10 1977-06-10 Corrosion preventing method Pending JPS542944A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6793977A JPS542944A (en) 1977-06-10 1977-06-10 Corrosion preventing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6793977A JPS542944A (en) 1977-06-10 1977-06-10 Corrosion preventing method

Publications (1)

Publication Number Publication Date
JPS542944A true JPS542944A (en) 1979-01-10

Family

ID=13359393

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6793977A Pending JPS542944A (en) 1977-06-10 1977-06-10 Corrosion preventing method

Country Status (1)

Country Link
JP (1) JPS542944A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60172625U (en) * 1984-04-23 1985-11-15 日本構造株式会社 Multilayer hexagonal band saw blade
JPS6124120U (en) * 1984-07-18 1986-02-13 一男 佐藤 band saw
JPS6124119U (en) * 1984-07-18 1986-02-13 株式会社 創造科学技術研究所 band saw
JPS6176210A (en) * 1984-09-21 1986-04-18 Sanwa Daiyamondo Kogyo Kk Hard material cutting band saw
JPS6224910A (en) * 1985-07-19 1987-02-02 Sanwa Daiyamondo Kogyo Kk Hard material cutting band saw
JPS62193721A (en) * 1986-02-18 1987-08-25 Sanwa Daiyamondo Kogyo Kk Band saw for cutting material of hard quality
JPS6420923A (en) * 1987-07-14 1989-01-24 Sanwa Diamond Kogyo Kk Band saw for cutting hard material

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60172625U (en) * 1984-04-23 1985-11-15 日本構造株式会社 Multilayer hexagonal band saw blade
JPS6124120U (en) * 1984-07-18 1986-02-13 一男 佐藤 band saw
JPS6124119U (en) * 1984-07-18 1986-02-13 株式会社 創造科学技術研究所 band saw
JPS6176210A (en) * 1984-09-21 1986-04-18 Sanwa Daiyamondo Kogyo Kk Hard material cutting band saw
JPS6224910A (en) * 1985-07-19 1987-02-02 Sanwa Daiyamondo Kogyo Kk Hard material cutting band saw
JPS62193721A (en) * 1986-02-18 1987-08-25 Sanwa Daiyamondo Kogyo Kk Band saw for cutting material of hard quality
JPS6420923A (en) * 1987-07-14 1989-01-24 Sanwa Diamond Kogyo Kk Band saw for cutting hard material

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