JPS4991933A - - Google Patents
Info
- Publication number
- JPS4991933A JPS4991933A JP48098152A JP9815273A JPS4991933A JP S4991933 A JPS4991933 A JP S4991933A JP 48098152 A JP48098152 A JP 48098152A JP 9815273 A JP9815273 A JP 9815273A JP S4991933 A JPS4991933 A JP S4991933A
- Authority
- JP
- Japan
- 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.)
- Granted
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
-
- 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
- C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
- C23C2222/10—Use of solutions containing trivalent chromium but free of hexavalent chromium
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)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00285314A US3857739A (en) | 1972-08-31 | 1972-08-31 | Compositions and processes for producing chromium conversion coatings on surfaces of zinc or cadmium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4991933A true JPS4991933A (https=) | 1974-09-03 |
| JPS5652118B2 JPS5652118B2 (https=) | 1981-12-10 |
Family
ID=23093698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9815273A Expired JPS5652118B2 (https=) | 1972-08-31 | 1973-08-31 |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US3857739A (https=) |
| JP (1) | JPS5652118B2 (https=) |
| BE (1) | BE804288A (https=) |
| CA (1) | CA1009549A (https=) |
| DE (1) | DE2343998C2 (https=) |
| FR (1) | FR2198002B1 (https=) |
| GB (1) | GB1425380A (https=) |
| IT (1) | IT990435B (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3857739A (en) * | 1972-08-31 | 1974-12-31 | Dominion Foundries & Steel | Compositions and processes for producing chromium conversion coatings on surfaces of zinc or cadmium |
| CA1083018A (en) * | 1977-01-14 | 1980-08-05 | Sydney H. Melbourne | Compositions and processes for producing chromium conversion coatings on surfaces of zinc/iron alloy |
| US4171231A (en) * | 1978-04-27 | 1979-10-16 | R. O. Hull & Company, Inc. | Coating solutions of trivalent chromium for coating zinc surfaces |
| US4126490A (en) * | 1978-05-01 | 1978-11-21 | Caterpillar Mitsubishi Ltd. | Composition for forming chromate coating |
| US5219617A (en) * | 1989-09-19 | 1993-06-15 | Michigan Chrome And Chemical Company | Corrosion resistant coated articles and process for making same |
| DE19615664A1 (de) | 1996-04-19 | 1997-10-23 | Surtec Produkte Und Systeme Fu | Chrom(VI)freie Chromatschicht sowie Verfahren zu ihrer Herstellung |
| US7314671B1 (en) | 1996-04-19 | 2008-01-01 | Surtec International Gmbh | Chromium(VI)-free conversion layer and method for producing it |
| US20110151126A1 (en) * | 2008-08-29 | 2011-06-23 | Metts Glenn A | Trivalent chromium conversion coating |
| US20110070429A1 (en) * | 2009-09-18 | 2011-03-24 | Thomas H. Rochester | Corrosion-resistant coating for active metals |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2106227A (en) * | 1935-04-29 | 1938-01-25 | Allegheny Steel Co | Surface treatment of metal to prevent localized corrosive attack |
| US2786002A (en) * | 1954-04-28 | 1957-03-19 | American Chem Paint Co | Method of treating zinciferous surfaces |
| US3116176A (en) * | 1959-05-14 | 1963-12-31 | Raymond Druckknopf & Metallwar | Process for the production of corrosionresistant coatings on zinc- and cadmium-surfaces |
| US3287179A (en) * | 1963-01-04 | 1966-11-22 | Frank Theodore | Process for preparing aluminum surfaces prior to plating |
| US3331710A (en) * | 1963-08-23 | 1967-07-18 | Hooker Chemical Corp | Method for coating aluminum |
| US3481797A (en) * | 1966-08-17 | 1969-12-02 | Hooker Chemical Corp | Method for operating chemical processing solutions |
| AU412989B2 (en) * | 1967-04-20 | 1971-05-04 | John Lysaght (Australia) Limited | Composition and process for inhibiting corrosion of zinc surfaces |
| US3620777A (en) * | 1968-07-24 | 1971-11-16 | Hooker Chemical Corp | Chromate chemical coating solution for zinc alloy |
| US3660172A (en) * | 1970-08-19 | 1972-05-02 | Amchem Prod | Prepaint treatment for zinciferous surfaces |
| US3706604A (en) * | 1971-01-20 | 1972-12-19 | Oxy Metal Finishing Corp | Process for the coating of metal |
| US3752707A (en) * | 1971-08-23 | 1973-08-14 | Heatbath Corp | Corrosion resistant composition and method |
| US3857739A (en) * | 1972-08-31 | 1974-12-31 | Dominion Foundries & Steel | Compositions and processes for producing chromium conversion coatings on surfaces of zinc or cadmium |
-
1972
- 1972-08-31 US US00285314A patent/US3857739A/en not_active Expired - Lifetime
-
1973
- 1973-08-29 CA CA179,906A patent/CA1009549A/en not_active Expired
- 1973-08-30 FR FR7331338A patent/FR2198002B1/fr not_active Expired
- 1973-08-31 BE BE135171A patent/BE804288A/xx not_active IP Right Cessation
- 1973-08-31 GB GB4116873A patent/GB1425380A/en not_active Expired
- 1973-08-31 IT IT52261/73A patent/IT990435B/it active
- 1973-08-31 DE DE2343998A patent/DE2343998C2/de not_active Expired
- 1973-08-31 JP JP9815273A patent/JPS5652118B2/ja not_active Expired
-
1976
- 1976-11-01 US US05/737,791 patent/USRE29827E/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2343998A1 (de) | 1974-03-07 |
| DE2343998C2 (de) | 1983-05-11 |
| AU5977373A (en) | 1975-03-06 |
| USRE29827E (en) | 1978-11-07 |
| IT990435B (it) | 1975-06-20 |
| FR2198002B1 (https=) | 1978-01-27 |
| JPS5652118B2 (https=) | 1981-12-10 |
| BE804288A (fr) | 1973-12-17 |
| US3857739A (en) | 1974-12-31 |
| GB1425380A (en) | 1976-02-18 |
| CA1009549A (en) | 1977-05-03 |
| FR2198002A1 (https=) | 1974-03-29 |