IT8448574A0 - Soluzione acquosa e procedimento per formare una pellicola di passivato di cromo su una superficie metallica ricettiva - Google Patents
Soluzione acquosa e procedimento per formare una pellicola di passivato di cromo su una superficie metallica ricettivaInfo
- Publication number
- IT8448574A0 IT8448574A0 IT8448574A IT4857484A IT8448574A0 IT 8448574 A0 IT8448574 A0 IT 8448574A0 IT 8448574 A IT8448574 A IT 8448574A IT 4857484 A IT4857484 A IT 4857484A IT 8448574 A0 IT8448574 A0 IT 8448574A0
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- forming
- aqueous solution
- metal surface
- passivate film
- Prior art date
Links
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title 1
- 239000007864 aqueous solution Substances 0.000 title 1
- 229910052804 chromium Inorganic materials 0.000 title 1
- 239000011651 chromium Substances 0.000 title 1
- 229910052751 metal Inorganic materials 0.000 title 1
- 239000002184 metal Substances 0.000 title 1
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
- C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
-
- 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
- C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
- C23C22/53—Treatment of zinc or alloys based thereon
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US51456983A | 1983-07-19 | 1983-07-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8448574A0 true IT8448574A0 (it) | 1984-07-17 |
IT1177900B IT1177900B (it) | 1987-08-26 |
Family
ID=24047766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48574/84A IT1177900B (it) | 1983-07-19 | 1984-07-17 | Soluzione acquosa e procedimento per formare una pellicola di passivato di cromo su una superficie metallica ricettiva |
Country Status (7)
Country | Link |
---|---|
BR (1) | BR8403535A (it) |
CA (1) | CA1236655A (it) |
DE (1) | DE3423990A1 (it) |
ES (1) | ES8606527A1 (it) |
FR (1) | FR2549498B1 (it) |
GB (1) | GB2144773B (it) |
IT (1) | IT1177900B (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8507181D0 (en) * | 1985-03-20 | 1985-04-24 | Omi International Benelux Bv | Passivation |
DE68903770T2 (de) * | 1988-02-03 | 1993-04-08 | British Petroleum Co | Verfahren zur behandlung einer metalloxidschicht, verfahren zum verbinden eines mit einer metalloxidschicht versehenen metallgegenstandes und daraus hergestellte anordnungen. |
JPH0364485A (ja) * | 1989-08-01 | 1991-03-19 | Nippon Paint Co Ltd | アルミニウム又はその合金の表面処理剤及び処理浴 |
US5192374A (en) * | 1991-09-27 | 1993-03-09 | Hughes Aircraft Company | Chromium-free method and composition to protect aluminum |
DE4135524C2 (de) * | 1991-10-28 | 1995-01-26 | Gc Galvano Consult Gmbh | Verfahren und Mittel zum Chromatieren von Oberflächen aus Zink oder Cadmium oder Legierungen davon |
US7314671B1 (en) | 1996-04-19 | 2008-01-01 | Surtec International Gmbh | Chromium(VI)-free conversion layer and method for producing it |
DE19615664A1 (de) * | 1996-04-19 | 1997-10-23 | Surtec Produkte Und Systeme Fu | Chrom(VI)freie Chromatschicht sowie Verfahren zu ihrer Herstellung |
JP4840790B2 (ja) * | 2008-09-29 | 2011-12-21 | ユケン工業株式会社 | 化成処理用組成物、およびその組成物を用いた黒色皮膜を有する部材の製造方法 |
EP2224037A1 (de) * | 2009-02-13 | 2010-09-01 | H.D. Lenzen Bandverzinkung GmbH & Co. KG | Verfahren zur Passivierung von Metallsubstratbändern |
BE1019633A3 (nl) * | 2009-10-29 | 2012-09-04 | Merksteijn Quality Wire Nv Van | Werkwijze voor het vervaardigen van een gecoate metaal-draad. |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB740879A (en) * | 1951-05-08 | 1955-11-23 | Kaiser Aluminium Chem Corp | Improvements in or relating to composition and process for the chemical brightening of aluminium |
USRE26130E (en) * | 1961-03-21 | 1966-12-27 | Solution and method for brightening cadmium | |
SU427614A1 (ru) * | 1971-10-05 | 1977-11-05 | Ордена Трудового Красного Знамени Институт Химии И Химической Технологии Ан Литовской Сср | Состав дл пассисировани цинка |
US3932198A (en) * | 1974-05-24 | 1976-01-13 | Amchem Products, Inc. | Coating solution having trivalent chromium and manganese for coating metal surfaces |
US4126490A (en) * | 1978-05-01 | 1978-11-21 | Caterpillar Mitsubishi Ltd. | Composition for forming chromate coating |
JPS57500248A (it) * | 1980-02-06 | 1982-02-12 | ||
CA1228000A (en) * | 1981-04-16 | 1987-10-13 | David E. Crotty | Chromium appearance passivate solution and process |
-
1984
- 1984-06-29 DE DE19843423990 patent/DE3423990A1/de not_active Ceased
- 1984-07-02 GB GB08416831A patent/GB2144773B/en not_active Expired
- 1984-07-16 CA CA000458956A patent/CA1236655A/en not_active Expired
- 1984-07-16 BR BR8403535A patent/BR8403535A/pt not_active IP Right Cessation
- 1984-07-17 IT IT48574/84A patent/IT1177900B/it active
- 1984-07-17 ES ES534394A patent/ES8606527A1/es not_active Expired
- 1984-07-18 FR FR8411354A patent/FR2549498B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA1236655A (en) | 1988-05-17 |
GB2144773B (en) | 1987-11-04 |
ES534394A0 (es) | 1986-04-01 |
FR2549498B1 (fr) | 1993-08-20 |
BR8403535A (pt) | 1985-06-25 |
GB2144773A (en) | 1985-03-13 |
DE3423990A1 (de) | 1985-01-31 |
FR2549498A1 (fr) | 1985-01-25 |
IT1177900B (it) | 1987-08-26 |
GB8416831D0 (en) | 1984-08-08 |
ES8606527A1 (es) | 1986-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960729 |