EP1734152A4 - Agent for reducing coating film overall friction coefficient for trivalent chromate treating solution, trivalent chromate treating solution and method for production thereof, and trivalent chromate coating film reduced in overall friction coefficient and method for production thereof - Google Patents
Agent for reducing coating film overall friction coefficient for trivalent chromate treating solution, trivalent chromate treating solution and method for production thereof, and trivalent chromate coating film reduced in overall friction coefficient and method for production thereofInfo
- Publication number
- EP1734152A4 EP1734152A4 EP05719901A EP05719901A EP1734152A4 EP 1734152 A4 EP1734152 A4 EP 1734152A4 EP 05719901 A EP05719901 A EP 05719901A EP 05719901 A EP05719901 A EP 05719901A EP 1734152 A4 EP1734152 A4 EP 1734152A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- trivalent chromate
- production
- coating film
- friction coefficient
- treating solution
- 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.)
- Withdrawn
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
- C23C22/48—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
- 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
- C23C22/07—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 phosphates
- C23C22/08—Orthophosphates
- C23C22/12—Orthophosphates containing zinc cations
- C23C22/17—Orthophosphates containing zinc cations containing also organic acids
-
- 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
- C23C22/46—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 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
- C23C22/46—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 oxalates
- C23C22/47—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 oxalates containing also phosphates
-
- 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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/14—Nitrogen-containing compounds
- C23F11/149—Heterocyclic compounds containing nitrogen as hetero atom
-
- 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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical Treatment Of Metals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004058857A JP4446233B2 (en) | 2004-03-03 | 2004-03-03 | Covalent friction coefficient reducing agent for trivalent chromate treatment solution, trivalent chromate treatment solution and production method thereof, trivalent chromate coating with reduced overall friction coefficient and production method thereof |
PCT/JP2005/003597 WO2005085497A1 (en) | 2004-03-03 | 2005-03-03 | Agent for reducing coating film overall friction coefficient for trivalent chromate treating solution, trivalent chromate treating solution and method for production thereof, and trivalent chromate coating film reduced in overall friction coefficient and method for production thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1734152A1 EP1734152A1 (en) | 2006-12-20 |
EP1734152A4 true EP1734152A4 (en) | 2011-03-02 |
Family
ID=34917949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05719901A Withdrawn EP1734152A4 (en) | 2004-03-03 | 2005-03-03 | Agent for reducing coating film overall friction coefficient for trivalent chromate treating solution, trivalent chromate treating solution and method for production thereof, and trivalent chromate coating film reduced in overall friction coefficient and method for production thereof |
Country Status (6)
Country | Link |
---|---|
US (1) | US20070023104A1 (en) |
EP (1) | EP1734152A4 (en) |
JP (1) | JP4446233B2 (en) |
KR (1) | KR100799845B1 (en) |
CN (1) | CN1950544B (en) |
WO (1) | WO2005085497A1 (en) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005056478A1 (en) * | 2003-12-10 | 2005-06-23 | Nippon Chemical Industrial Co., Ltd. | Aqueous solution of chromium salt and method for producing same |
CN101223302A (en) * | 2005-05-26 | 2008-07-16 | 帕维科公司 | Trivalent chromium conversion coating and method of application thereof |
JP2007100196A (en) * | 2005-10-07 | 2007-04-19 | Sanoh Industrial Co Ltd | Hexavalent chromium-free rust preventive film structure |
JP2007139005A (en) * | 2005-11-15 | 2007-06-07 | Ricoh Co Ltd | Drive transmission device and image forming device |
EP1970470B1 (en) * | 2007-03-05 | 2011-05-11 | ATOTECH Deutschland GmbH | Chrome(VI)-free black passivates for surfaces containing zinc |
KR100904957B1 (en) * | 2007-07-10 | 2009-06-26 | 이윤기 | Composition for treating a metal surface and method of treating a metal surface using the composition |
US20100203327A1 (en) * | 2007-08-03 | 2010-08-12 | Dipsol Chemicals Co., Ltd. | Corrosion-resistant trivalent-chromium chemical conversion coating and solution for trivalent-chromium chemical treatment |
JP5090101B2 (en) * | 2007-08-10 | 2012-12-05 | 株式会社大和化成研究所 | Chemical conversion solution for zinc or zinc alloy plating film and method for forming anticorrosion film using the same |
KR20110020237A (en) * | 2008-04-25 | 2011-03-02 | 헨켈 아게 운트 코 카게아아 | Trichrome passivates for treating galvanized steel |
EP2138606B1 (en) * | 2008-06-17 | 2012-02-08 | PanGang Group Research Institute Co., Ltd. | A composition containing silica sol, its preparation method, and galvanized self-lubricating metal material using the composition |
JP4665137B2 (en) * | 2009-01-30 | 2011-04-06 | ユケン工業株式会社 | Composition for chemical conversion treatment and member provided with chemical conversion film by the composition |
US9738790B2 (en) | 2010-05-26 | 2017-08-22 | Atotech Deutschland Gmbh | Process for forming corrosion protection layers on metal surfaces |
EP2492371A1 (en) * | 2011-02-24 | 2012-08-29 | Dr.Ing. Max Schlötter GmbH & Co. KG | Cobalt-free passivation solution and method for depositing cobalt-free passivation coatings on zinc and zinc alloy surfaces |
JP5874105B2 (en) * | 2011-06-23 | 2016-03-02 | 日本表面化学株式会社 | Trivalent chromium chemical conversion solution particularly suitable for zinc-nickel alloy plating and tin-zinc alloy plating |
JP5877423B2 (en) * | 2012-05-10 | 2016-03-08 | ディップソール株式会社 | Method for regenerating nitric acid activation treatment solution on surface of zinc-based plated metal member and regeneration treatment apparatus using the same |
RU2619376C2 (en) * | 2012-06-08 | 2017-05-15 | Прк-Десото Интернэшнл, Инк. | Indicative coatings for metal surfaces |
GB2528868A (en) * | 2014-07-31 | 2016-02-10 | Dover Europ Sã Rl | A mounting apparatus |
RU2643759C2 (en) * | 2015-11-13 | 2018-02-05 | Закрытое акционерное общество "ФК" | Chromating composition for processing of zinc curtain and zinc wire |
KR101786358B1 (en) | 2016-06-14 | 2017-10-18 | 주식회사 포스코 | Solution composition for surface treating of steel sheet, zinc-based metal plated steel sheet using the same, and manufacturing method of the same |
KR101786392B1 (en) | 2016-10-10 | 2017-10-17 | 주식회사 포스코 | Solution composition for surface treating of steel sheet, zinc-based metal plated steel sheet using the same, and manufacturing method of the same |
KR102065213B1 (en) | 2017-11-13 | 2020-01-10 | 주식회사 포스코 | Composition for surface treating of steel sheet, high strength galvanized steel sheet using the same, and manufacturing method of the same |
US11447884B2 (en) * | 2018-10-19 | 2022-09-20 | Atotech Deutschland GmbH & Co. KG | Method for electrolytically passivating a surface of silver, silver alloy, gold, or gold alloy |
KR102142771B1 (en) | 2018-10-24 | 2020-08-07 | 주식회사 포스코 | Solution composition for surface treating of steel sheet, galvanized steel sheet using the same, and manufacturing method of the same |
KR102677276B1 (en) | 2020-12-18 | 2024-06-21 | 주식회사 포스코 | Composition for surface treatment of steel sheet and steel sheet using the same |
CN112813425A (en) * | 2020-12-30 | 2021-05-18 | 江门市瑞期精细化学工程有限公司 | Trivalent chromium passivation solution for zinc plating and preparation method and application thereof |
KR20230081109A (en) | 2021-11-30 | 2023-06-07 | 주식회사 포스코 | Coating composition for hot dip galvanized steel sheet having excellent corrosion resistant and environmental stability, hot dip galvanized steel sheet prepared by using thereof, and manufacturing method the same |
KR20230081132A (en) | 2021-11-30 | 2023-06-07 | 주식회사 포스코 | Coating composition for hot dip galvanized steel sheet having excellent corrosion resistant and anti-blackening, hot dip galvanized steel sheet prepared by using thereof, and manufacturing method the same |
KR20240087343A (en) | 2022-12-12 | 2024-06-19 | 주식회사 포스코 | Surface treatment composition for plated steel sheet, plated steel sheet using same and method for manufacturing thereof |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2172533A (en) * | 1939-09-12 | Material amd process of using the | ||
US3615889A (en) * | 1969-09-04 | 1971-10-26 | American Cyanamid Co | Chemical treatment of metal |
JPH0238584A (en) * | 1988-07-28 | 1990-02-07 | Hitachi Ltd | Anticorrosive surface treatment of metal |
EP0507194A1 (en) * | 1991-03-29 | 1992-10-07 | Nkk Corporation | Weldable colored steel sheet |
WO1995002660A1 (en) * | 1993-07-13 | 1995-01-26 | Henkel Corporation | Aqueous lubricant and surface conditioner for formed metal surfaces |
EP1313188A2 (en) * | 2001-11-13 | 2003-05-21 | Ngk Spark Plug Co., Ltd | Chromate film-containing plug metal component and method for producing the same |
JP2003268562A (en) * | 2002-03-14 | 2003-09-25 | Dipsol Chem Co Ltd | Treatment solution for forming black, hexavalent chromium-free chemical conversion coating on galvanizing and galvannealing, and method for forming black, hexavalent chromium-free chemical conversion coating on galvanizing and galvannealing |
DE10305449A1 (en) * | 2003-02-11 | 2004-08-26 | Walter Hillebrand Gmbh & Co. | Reaction solution for producing colored passivation film on zinc and its alloys, e.g. on iron or steel, is based on aqueous acid solution containing trivalent chromium ions and contains quinoline dye, preferably quinoline yellow |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1521892B1 (en) * | 1962-07-27 | 1970-10-01 | Ngk Insulators Ltd | Solution for the formation of a corrosion-resistant chromate-containing coating on metals |
CH599308A5 (en) * | 1974-07-05 | 1978-05-31 | Ciba Geigy Ag | |
IT1229218B (en) * | 1989-03-31 | 1991-07-26 | Eniricerche S P A Agip S P A | GELIFICABLE BUFFERED WATER COMPOSITION AND ITS USE IN OIL ASSISTED RECOVERY PROCEDURES. |
US6190780B1 (en) * | 1996-02-05 | 2001-02-20 | Nippon Steel Corporation | Surface treated metal material and surface treating agent |
ES2230595T3 (en) * | 1996-02-05 | 2005-05-01 | Nippon Steel Corporation | METALLIC MATERIAL TREATED SUPERFICIALLY WITH CORROSION RESISTANCE AND SURFACE TREATMENT USED FOR IT. |
DE19615664A1 (en) * | 1996-04-19 | 1997-10-23 | Surtec Produkte Und Systeme Fu | Chromium (VI) free chromate layer and process for its production |
JP2001158970A (en) * | 1999-12-02 | 2001-06-12 | Nippon Steel Corp | Organic composite galvanized steel sheet excellent in electrical conductivity and producing method therefor |
JP2003171778A (en) * | 2001-12-06 | 2003-06-20 | Nippon Hyomen Kagaku Kk | Method for forming protective film of metal, and protective film of metal |
-
2004
- 2004-03-03 JP JP2004058857A patent/JP4446233B2/en not_active Expired - Fee Related
-
2005
- 2005-03-03 EP EP05719901A patent/EP1734152A4/en not_active Withdrawn
- 2005-03-03 CN CN200580014275XA patent/CN1950544B/en not_active Expired - Fee Related
- 2005-03-03 WO PCT/JP2005/003597 patent/WO2005085497A1/en active Application Filing
- 2005-03-03 KR KR1020067018882A patent/KR100799845B1/en not_active IP Right Cessation
-
2006
- 2006-09-01 US US11/514,505 patent/US20070023104A1/en not_active Abandoned
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2172533A (en) * | 1939-09-12 | Material amd process of using the | ||
US3615889A (en) * | 1969-09-04 | 1971-10-26 | American Cyanamid Co | Chemical treatment of metal |
JPH0238584A (en) * | 1988-07-28 | 1990-02-07 | Hitachi Ltd | Anticorrosive surface treatment of metal |
EP0357219A1 (en) * | 1988-07-28 | 1990-03-07 | Hitachi, Ltd. | Aluminium and aluminium alloy having corrosion-resistant protective layer, and methods of making such a layer |
EP0507194A1 (en) * | 1991-03-29 | 1992-10-07 | Nkk Corporation | Weldable colored steel sheet |
WO1995002660A1 (en) * | 1993-07-13 | 1995-01-26 | Henkel Corporation | Aqueous lubricant and surface conditioner for formed metal surfaces |
EP1313188A2 (en) * | 2001-11-13 | 2003-05-21 | Ngk Spark Plug Co., Ltd | Chromate film-containing plug metal component and method for producing the same |
JP2003268562A (en) * | 2002-03-14 | 2003-09-25 | Dipsol Chem Co Ltd | Treatment solution for forming black, hexavalent chromium-free chemical conversion coating on galvanizing and galvannealing, and method for forming black, hexavalent chromium-free chemical conversion coating on galvanizing and galvannealing |
EP1484432A1 (en) * | 2002-03-14 | 2004-12-08 | Dipsol Chemicals Co., Ltd. | Treating solution for forming black hexavalent chromium-free chemical coating on zinc or zinc alloy plated substrate, and method for forming black hexavalent chromium-free chemical coating on zinc or zinc alloy plated substrate |
DE10305449A1 (en) * | 2003-02-11 | 2004-08-26 | Walter Hillebrand Gmbh & Co. | Reaction solution for producing colored passivation film on zinc and its alloys, e.g. on iron or steel, is based on aqueous acid solution containing trivalent chromium ions and contains quinoline dye, preferably quinoline yellow |
Non-Patent Citations (1)
Title |
---|
See also references of WO2005085497A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN1950544B (en) | 2011-12-21 |
WO2005085497A1 (en) | 2005-09-15 |
CN1950544A (en) | 2007-04-18 |
EP1734152A1 (en) | 2006-12-20 |
JP4446233B2 (en) | 2010-04-07 |
KR20060123628A (en) | 2006-12-01 |
KR100799845B1 (en) | 2008-01-31 |
JP2005248233A (en) | 2005-09-15 |
US20070023104A1 (en) | 2007-02-01 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20060925 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR |
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DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20110201 |
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