EP2718479A1 - Method of producing an aluminium or aluminium alloy strip with a heat- seal lacquer on a first surface and an epoxide based stove lacquer on the second surface previously coated with a chromium - free conversion coating - Google Patents
Method of producing an aluminium or aluminium alloy strip with a heat- seal lacquer on a first surface and an epoxide based stove lacquer on the second surface previously coated with a chromium - free conversion coatingInfo
- Publication number
- EP2718479A1 EP2718479A1 EP12725321.9A EP12725321A EP2718479A1 EP 2718479 A1 EP2718479 A1 EP 2718479A1 EP 12725321 A EP12725321 A EP 12725321A EP 2718479 A1 EP2718479 A1 EP 2718479A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- strip
- acid
- solution
- conversion coating
- 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.)
- 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
- C23C22/82—After-treatment
- C23C22/83—Chemical after-treatment
-
- 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
- C23C22/02—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 non-aqueous solutions
-
- 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
-
- 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
- C23C22/40—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 molybdates, tungstates or vanadates
- C23C22/44—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 molybdates, tungstates or vanadates containing also fluorides or complex fluorides
-
- 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
- C23C22/73—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 characterised by the process
-
- 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
- C23C22/73—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 characterised by the process
- C23C22/74—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 characterised by the process for obtaining burned-in conversion coatings
-
- 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
- C23C22/73—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 characterised by the process
- C23C22/76—Applying the liquid by spraying
Definitions
- the invention relates to a method of producing an aluminium or aluminium alloy strip with a heat-seal lacquer on a first surface and an epoxide based stove lacquer on the second surface.
- the invention relates to the preparation of cleaned surfaces with good adhesion properties of the aforementioned organic coatings on aluminium or aluminium alloy strips intended for the manufacturing of lacquered and deep- drawn capsules closed with a heat-sealed membrane lid for packaging portions5 of coffee.
- rinse and no-rinse processes are generally known in the chemical treatment of metal surfaces, for example for the subsequent application of paints, adhesives and/or plastics.
- rinse and no-rinse processes the metal0 surfaces are freed from oil, dirt and other residues in a first stage. Any residues of chemicals from this first stage are removed by rinsing with water.
- the clean metal surface is wetted with an aqueous bath solution which is rinsed off.
- EP-A-0 008 942 discloses treatment solutions, preferably for aluminum cans, containing:
- DE-C-24 33 704 describes treatment baths for increasing paint adhesion and permanent protection against corrosion inter alia on aluminum which may contain from 0.1 to 5 g/l of polyacrylic acid or salts or esters thereof and 0.1 to 3.5 g/l of ammonium fluorozirconate, expressed as Zr0 2 .
- US-A-4, 992,116 describes treatment baths for the conversion treatment of aluminum with pH values of around 2.5 to 5 which contain at least three components, namely:
- WO-A-92/07973 describes a chromium-free treatment process for aluminum which uses 0.01 to around 18% by weight of H 2 ZrF 6 and 0.01 to around 10% by weight of a 3-(N-Ci-4-alkyl-N-2-hydroxyethylaminomethyl)-4-hydroxystyrene polymer as essential components in the form of an acidic aqueous solution.
- DE-A-43 17 217 describes a process for the pretreatment of surfaces of aluminum or its alloys before a second conversion treatment for permanent corrosion control, in which the surfaces are contacted with acidic aqueous treatment solutions which contain complex fluorides of the elements boron, silicon, titanium, zirconium or hafnium either individually or in admixture with one another in concentrations of the fluoroanions of, in total, 100 to 4,000 and preferably 200 to 2,000 mg/l and which have a pH value of 0.3 to 3.5 and preferably in the range from 1 to 3.
- the treatment solutions may additionally contain polymers of the polyacrylate type and/or in the form of reaction products of poly(vinylphenol) with aldehydes and organic hydroxyfunctional amines in concentrations below 500 mg/l and preferably below 200 mg/l.
- Phosphoric acid is another optional constituent of these baths.
- US-A-4, 136,073 claims a chromium-free treatment process for aluminum surfaces, in which the surfaces are contacted with acidic (pH 1 .2 to 5.5) aqueous solutions containing an organic film former and a soluble titanium compound in a ratio by weight of polymer to titanium of 100:1 to 1 :10.
- the preferred titanium concentration is between 0.01 and 5% by weight.
- US-A-5, 868872 discloses a chromium-free process for the no-rinse treatment of aluminium and its alloys and aqueous bath solutions suitable for this process.
- the surfaces are contacted with solutions containing:
- An object of the present invention is to provide a method of the type mentioned at the beginning with a good adhesion of the aluminium or aluminium alloy strip with a heat-seal lacquer on a first surface and an epoxide based stove lacquer on the second surface and the epoxide based stove lacquer without the need of a Cr(lll) conversion coating.
- the aluminium or aluminium alloy strip manufactured with the method according to the present invention shall be qualified for the manufacture of deep-drawn capsules for packaging portions of coffee, the capsules having a heat-seal lacquer on the inner surface of the capsule and an epoxide based coloured stove lacquer on the outer surface of the capsule.
- a further object is to provide a method of producing a chromium-free conversion coating on a surface of an aluminium or aluminium alloy strip in a continuous production line, the chromium-free conversion coating having good adhesion properties of a heat-seal lacquer on a first surface and an epoxide based stove lacquer on the second surface of the aluminium or aluminium alloy strip intended for the manufacturing of lacquered and deep-drawn capsules closed with a heat-sealed membrane lid for packaging portions of coffee.
- the first of the aforementioned objectives is achieved by way of the invention in that a chromium-free conversion coating is produced on the first and second surface of the aluminium or aluminium alloy strip in a continuous production line before applying the heat-seal lacquer and the stove lacquer, the chromium-free conversion coating is produced by
- a no-rinse process by treatment with an aqueous solution of 5 to 10 wt.- % hexafluorotitanic acid (H 2 TiF 6 ) and 2.5 to 5 wt.-% hexafluorozirconic acid (H 2 ZrF 6 ), or
- a no-rinse process by treatment with an aqueous solution of 5 to 10 wt- % hexafluorotitanic acid (H 2 TiF 6 ) and 2.5 to 5 wt.-%hexafluorozirconic acid (H 2 ZrF 6 ), or
- Cleaning and degreasing is preferably made by spraying the strip with an aqueous solution of 5 to 50 g/l, preferably 15 to 25 g/l, of an initial solution comprising 0.10 to 1.0 wt.-% bisoctyl dimethyl ammonium chloride, 5 to 10 wt.- % potassium hydroxide, 5 to 10 wt.-% phosphate (P) and ⁇ 5 wt.-% cationic tenside.
- pickling is preferably made by spraying the strip with an aqueous solution of 5 to 50 g/l, preferably 15 to 25 g/l, of an initial solution comprising 65 to 80 wt.-% ortho phosphoric acid.
- pickling is preferably made by spraying the strip with an aqueous solution of 5 to 30 g/l, preferably 8 to 15 g/l, of a first initial solution comprising 25 to 50 wt.-% sulphuric acid and 5 to 15 wt.- % non ionic tenside, and 0.1 to 10 g/l, preferably 1 to 3 g/l, of a second initial solution comprising 5 to 7 wt.-% hydrofluoric acid.
- the conversion coating is preferably made by spraying the strip with a solution of 50 to 200 g/l, preferably 80 to 120 g/l, of an initial solution comprising silane and 10 to 25 wt.-% ethanol.
- the conversion coating is preferably made by spraying the strip with an aqueous solution of 10 to 160 g/l, preferably 30 to 50 g/l, of a first initial solution comprising 5 to 10 wt.-% hexafluorotitanic acid and 2.5 to 5 wt.-% hexafluorozirconic acid, and 1 to 10 g/l, preferably 7 to 9 g/l, of a second initial solution comprising 20 to 21 wt.-% silica.
- the conversion coating is preferably made by spraying the strip with an aqueous solution of 5 to 50 g/l, preferably 15 to 25 g/l, of a first initial solution comprising ⁇ 1 wt.-% diammonium dimolybdate and 5 to 10 wt.-% hexafluorozirconic acid, and 0.01 to 0.3 g/l, preferably 0.1 to 0.3 g/l, of a second initial solution comprising 10 to 25 wt.-% ammonium fluoride and 10 to 25 wt.-% ammonium hydrogen difluoride.
- the conversion coating is preferably made by spraying the strip with an aqueous solution of 5 to 50 g/l, preferably 15 to 25 g/l, of a first initial solution comprising ⁇ 1 wt.-% diammonium dimolybdate and 5 to 10 wt.-% hexafluorozirconic acid, and 0.01 to 0.3 g/l, preferably 0.1 to 0.3 g/l, of a second initial solution comprising 10 to 25 wt.-% ammonium fluoride and 10 to 25 wt.-% ammonium hydrogen difluoride, and 0 to 2 g/l, preferably 0.05 to 0.2 g/l, of a third initial solution comprising 25 wt.-% polycarboxylic acid in water.
- a conventionally cleaned and rinsed metal surface after rinsing with deionized water and drying and/or removal of the water film by squeegees, is wetted in any manner with the solution of silanes in the polar organic solvent aqueous treatment solution in such a quantity that around 2 to 20 ml and preferably around 5 to 10 ml of the polar organic treatment solution are applied per square meter of surface area.
- the treatment solutions in the preferred no rinse process according to the invention may be applied to the precleaned metal strips by any method which is capable of producing a uniform, defined liquid film on the metal surface in the quantity ranges indicated.
- the roller application process using two to four rollers has proved to be particularly effective, although wetting of the strip by spraying or immersion and subsequent removal of the excess liquid film, for example by plastic-coated equalizing rollers or an adjustable air knife, is also suitable.
- the temperature of the treatment solution may be in the range from 15°C to 30°C and is preferably in the range from 20°C to 25°C.
- the liquid film applied to the metal surface is allowed to react thereon for about 1 to 40 seconds, after which the film is dried and heat-treated at elevated temperature.
- the process steps of contact with the metal surface and drying may also be combined.
- a formable, water-insoluble solid film with a weight per unit area of around 5 to 50 mg Si/m 2 and preferably around 10 to 30 mg Si/m 2 is left on the metal surface.
- the drying and/or heat treatment of the liquid film applied to the metal surface, or rather of the chemicals applied with it, may be carried out at temperatures of around 80°C to 140°C, temperatures in the range from 110°C to 120°C being preferred.
- Both acidic and alkaline cleaners are suitable for the cleaning pretreatment of the metal surfaces to be wetted in accordance with the invention.
- the layers obtained with the treatment solution according to the invention provide a uniform finish of the substrate.
- suitable organic coatings subsequently applied they satisfy the requirements of the food packaging industry.
- the following example relates to a no-rinse process with a conversion coating by treatment with a solution of silanes in ethanol.
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)
- Cookers (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL12725321T PL2718479T3 (en) | 2011-06-10 | 2012-06-01 | Method of producing an aluminum or aluminum alloy strip with a heat-seal lacquer on a first surface and an epoxide based stove lacquer on the second surface previously coated with a chromium-free conversion coating |
EP12725321.9A EP2718479B1 (en) | 2011-06-10 | 2012-06-01 | Method of producing an aluminum or aluminum alloy strip with a heat-seal lacquer on a first surface and an epoxide based stove lacquer on the second surface previously coated with a chromium-free conversion coating |
HRP20180845TT HRP20180845T1 (en) | 2011-06-10 | 2018-05-28 | Method of producing an aluminium or aluminium alloy strip with a heat- seal lacquer on a first surface and an epoxide based stove lacquer on the second surface previously coated with a chromium - free conversion coating |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11004742A EP2532769A1 (en) | 2011-06-10 | 2011-06-10 | Method of producing a chromium-free conversion coating on a surface of an aluminium or aluminium alloy strip |
PCT/EP2012/002324 WO2012167889A1 (en) | 2011-06-10 | 2012-06-01 | Method of producing an aluminium or aluminium alloy strip with a heat- seal lacquer on a first surface and an epoxide based stove lacquer on the second surface previously coated with a chromium - free conversion coating |
EP12725321.9A EP2718479B1 (en) | 2011-06-10 | 2012-06-01 | Method of producing an aluminum or aluminum alloy strip with a heat-seal lacquer on a first surface and an epoxide based stove lacquer on the second surface previously coated with a chromium-free conversion coating |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2718479A1 true EP2718479A1 (en) | 2014-04-16 |
EP2718479B1 EP2718479B1 (en) | 2018-03-14 |
Family
ID=44904600
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11004742A Withdrawn EP2532769A1 (en) | 2011-06-10 | 2011-06-10 | Method of producing a chromium-free conversion coating on a surface of an aluminium or aluminium alloy strip |
EP12725321.9A Active EP2718479B1 (en) | 2011-06-10 | 2012-06-01 | Method of producing an aluminum or aluminum alloy strip with a heat-seal lacquer on a first surface and an epoxide based stove lacquer on the second surface previously coated with a chromium-free conversion coating |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11004742A Withdrawn EP2532769A1 (en) | 2011-06-10 | 2011-06-10 | Method of producing a chromium-free conversion coating on a surface of an aluminium or aluminium alloy strip |
Country Status (5)
Country | Link |
---|---|
EP (2) | EP2532769A1 (en) |
ES (1) | ES2668270T3 (en) |
HR (1) | HRP20180845T1 (en) |
PL (1) | PL2718479T3 (en) |
WO (1) | WO2012167889A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2611610C2 (en) * | 2012-08-29 | 2017-02-28 | Ппг Индастриз Огайо, Инк. | Zirconium pretreatment compositions containing molybdenum, associated methods for treating metal substrates, and related coated metal substrates |
CN103230347A (en) * | 2013-05-03 | 2013-08-07 | 杨松涛 | Multiple-effect rinse-free bath lotion and preparation method thereof |
DE102013107506A1 (en) | 2013-07-16 | 2015-01-22 | Thyssenkrupp Rasselstein Gmbh | Method for passivation of band-shaped black plate |
US20170081569A1 (en) | 2014-05-27 | 2017-03-23 | Amcor Flexibles Rorschach Ag | Heat-Sealable Structure for Aluminum Disposable Beverage-Brewing Containers |
DE102015113878B4 (en) | 2015-08-21 | 2023-03-16 | Thyssenkrupp Ag | Process for the thermal treatment of a black plate coated with a conversion layer |
JP2018527467A (en) * | 2015-09-15 | 2018-09-20 | ケメタル ゲゼルシャフト ミット ベシュレンクテル ハフツング | Method for pretreating an aluminum surface with a composition containing zirconium and molybdenum |
CA3034712C (en) | 2016-08-24 | 2021-10-12 | Ppg Industries Ohio, Inc. | Alkaline composition for treating metal substartes |
US20200164403A1 (en) | 2017-06-26 | 2020-05-28 | Actega Rhenania Gmbh | Process for applying a multicolour coating on a metal or metal alloy foil |
EP3898857B1 (en) | 2018-12-21 | 2022-10-19 | ACTEGA Rhenania GmbH | Composition for applying a multilayer coating on a substrate |
CN110373661B (en) * | 2019-07-31 | 2021-05-28 | 首钢京唐钢铁联合有限责任公司 | Tin plate passivation solution and passivation process |
Family Cites Families (15)
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US3912548A (en) | 1973-07-13 | 1975-10-14 | Amchem Prod | Method for treating metal surfaces with compositions comprising zirconium and a polymer |
JPS5173938A (en) | 1974-12-25 | 1976-06-26 | Nippon Packaging Kk | Aruminiumuoyobi sonogokinnohyomenshoriho |
US4191596A (en) | 1978-09-06 | 1980-03-04 | Union Carbide Corporation | Method and compositions for coating aluminum |
US5129967A (en) | 1988-05-03 | 1992-07-14 | Betz Laboratories, Inc. | Composition and method for non-chromate coating of aluminum |
US4921552A (en) | 1988-05-03 | 1990-05-01 | Betz Laboratories, Inc. | Composition and method for non-chromate coating of aluminum |
US4992116A (en) | 1989-04-21 | 1991-02-12 | Henkel Corporation | Method and composition for coating aluminum |
US5089064A (en) | 1990-11-02 | 1992-02-18 | Henkel Corporation | Process for corrosion resisting treatments for aluminum surfaces |
DE4317217A1 (en) | 1993-05-24 | 1994-12-01 | Henkel Kgaa | Chrome-free conversion treatment of aluminum |
DE4412138A1 (en) | 1994-04-08 | 1995-10-12 | Henkel Kgaa | Chromium-free process for no-rinse treatment of aluminum and its alloys as well as suitable aqueous bath solutions |
DE19733972A1 (en) * | 1997-08-06 | 1999-02-11 | Henkel Kgaa | Alkaline band passivation |
EP1328590B1 (en) * | 2000-10-11 | 2011-08-03 | Chemetall GmbH | Method for pretreating and/or coating metallic surfaces with a paint-like coating prior to forming and use of substrates coated in this way |
EP1859926B1 (en) * | 2006-05-26 | 2012-04-25 | Borealis Technology Oy | Coated pipe comprising polyolefin layer with enhanced adhesion |
DE102006039633A1 (en) * | 2006-08-24 | 2008-03-13 | Henkel Kgaa | Chrome-free, thermally curable corrosion inhibitor |
FR2908787B1 (en) * | 2006-11-22 | 2009-01-16 | Bs Coatings Soc Par Actions Si | METHOD FOR APPLYING ANTI-CORROSION COATING ON THE PIECES OF A PIPE, INCLUDING THE USE OF AQUEOUS SILANE SOLUTION AND EPOXY POWDER PAINT. |
EP2048203A1 (en) * | 2007-10-12 | 2009-04-15 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. | Corrosion inhibiting coating for active corrosion protection of metal surfaces comprising a sandwich-like inhibitor complex |
-
2011
- 2011-06-10 EP EP11004742A patent/EP2532769A1/en not_active Withdrawn
-
2012
- 2012-06-01 ES ES12725321.9T patent/ES2668270T3/en active Active
- 2012-06-01 WO PCT/EP2012/002324 patent/WO2012167889A1/en unknown
- 2012-06-01 EP EP12725321.9A patent/EP2718479B1/en active Active
- 2012-06-01 PL PL12725321T patent/PL2718479T3/en unknown
-
2018
- 2018-05-28 HR HRP20180845TT patent/HRP20180845T1/en unknown
Non-Patent Citations (1)
Title |
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See references of WO2012167889A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP2718479B1 (en) | 2018-03-14 |
PL2718479T3 (en) | 2018-10-31 |
ES2668270T3 (en) | 2018-05-17 |
HRP20180845T1 (en) | 2018-09-07 |
EP2532769A1 (en) | 2012-12-12 |
WO2012167889A1 (en) | 2012-12-13 |
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