CA1024866A - Colorless chromate coatings for aluminium surfaces - Google Patents

Colorless chromate coatings for aluminium surfaces

Info

Publication number
CA1024866A
CA1024866A CA197,387A CA197387A CA1024866A CA 1024866 A CA1024866 A CA 1024866A CA 197387 A CA197387 A CA 197387A CA 1024866 A CA1024866 A CA 1024866A
Authority
CA
Canada
Prior art keywords
chromate coatings
aluminium surfaces
colorless chromate
colorless
aluminium
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
CA197,387A
Other languages
French (fr)
Inventor
Yashuhiro Toyoda
Hidehisa Yamagishi
Hirokuni Mizuno
Yoshitaka Kashiyama
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan 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
Priority claimed from JP4321773A external-priority patent/JPS5244301B2/ja
Priority claimed from JP4380973A external-priority patent/JPS49129646A/ja
Application filed by Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Application granted granted Critical
Publication of CA1024866A publication Critical patent/CA1024866A/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
    • C23C22/34—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
CA197,387A 1973-04-18 1974-04-11 Colorless chromate coatings for aluminium surfaces Expired CA1024866A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4321773A JPS5244301B2 (en) 1973-04-18 1973-04-18
JP4380973A JPS49129646A (en) 1973-04-18 1973-04-18

Publications (1)

Publication Number Publication Date
CA1024866A true CA1024866A (en) 1978-01-24

Family

ID=26382961

Family Applications (1)

Application Number Title Priority Date Filing Date
CA197,387A Expired CA1024866A (en) 1973-04-18 1974-04-11 Colorless chromate coatings for aluminium surfaces

Country Status (3)

Country Link
US (1) US3907610A (en)
CA (1) CA1024866A (en)
FR (1) FR2226481B3 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4126490A (en) * 1978-05-01 1978-11-21 Caterpillar Mitsubishi Ltd. Composition for forming chromate coating
US4261766A (en) * 1980-06-13 1981-04-14 Early California Industries, Inc. Method for inhibiting fatigue of aluminum
EP0487200B1 (en) * 1990-11-14 2000-06-21 Titeflex Corporation Fluoropolymer aluminium laminate
US5955147A (en) * 1992-01-31 1999-09-21 Aluminum Company Of America Reflective aluminum trim
US5478414A (en) * 1992-01-31 1995-12-26 Aluminum Company Of America Reflective aluminum strip, protected with fluoropolymer coating and a laminate of the strip with a thermoplastic polymer
KR100965693B1 (en) * 2008-06-03 2010-06-24 삼성에스디아이 주식회사 Bus-bar and Secondary Battery Module including the same
US20110151126A1 (en) * 2008-08-29 2011-06-23 Metts Glenn A Trivalent chromium conversion coating

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2531408A (en) * 1946-12-13 1950-11-28 Ind Rayon Corp Interpolymers of acrylonitrile and itaconic acid
US2507956A (en) * 1947-11-01 1950-05-16 Lithographic Technical Foundat Process of coating aluminum
NL258036A (en) * 1959-11-19
US3544356A (en) * 1967-11-01 1970-12-01 Bell Telephone Labor Inc Process for the surface treatment of aluminum and its alloys

Also Published As

Publication number Publication date
FR2226481A1 (en) 1974-11-15
US3907610A (en) 1975-09-23
FR2226481B3 (en) 1977-02-18

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