EP3142800A1 - Verfahren zum beschichten von metallischen oberflächen von substraten und nach diesem verfahren beschichteten gegenstände - Google Patents
Verfahren zum beschichten von metallischen oberflächen von substraten und nach diesem verfahren beschichteten gegenständeInfo
- Publication number
- EP3142800A1 EP3142800A1 EP15722190.4A EP15722190A EP3142800A1 EP 3142800 A1 EP3142800 A1 EP 3142800A1 EP 15722190 A EP15722190 A EP 15722190A EP 3142800 A1 EP3142800 A1 EP 3142800A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- coating
- aqueous composition
- acids
- organic coating
- acid
- 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- Withdrawn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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D105/00—Coating compositions based on polysaccharides or on their derivatives, not provided for in groups C09D101/00 or C09D103/00
- C09D105/06—Pectin; Derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/18—Suspension polymerisation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
- C08L5/06—Pectin; Derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D105/00—Coating compositions based on polysaccharides or on their derivatives, not provided for in groups C09D101/00 or C09D103/00
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/08—Homopolymers or copolymers of acrylic acid esters
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D189/00—Coating compositions based on proteins; Coating compositions based on derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D189/00—Coating compositions based on proteins; Coating compositions based on derivatives thereof
- C09D189/04—Products derived from waste materials, e.g. horn, hoof or hair
- C09D189/06—Products derived from waste materials, e.g. horn, hoof or hair derived from leather or skin
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/02—Emulsion paints including aerosols
- C09D5/022—Emulsions, e.g. oil in water
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/082—Anti-corrosive paints characterised by the anti-corrosive pigment
- C09D5/084—Inorganic compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- 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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/1229—Composition of the substrate
- C23C18/1241—Metallic substrates
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- 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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
- C23C18/12—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/125—Process of deposition of the inorganic material
- C23C18/1254—Sol or sol-gel processing
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- 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
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- 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
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/34—Pretreatment of metallic surfaces to be electroplated
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D9/00—Electrolytic coating other than with metals
- C25D9/02—Electrolytic coating other than with metals with organic materials
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/16—Halogen-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
Definitions
- the invention relates to a method for the coating of surfaces, a corresponding coating and the use of coated articles by this method.
- anticorrosion coatings predominantly consisting of an organic matrix and / or organic and / or inorganic additional components, preferably in the techniques described below.
- the classical methods are based on the use of the Theological properties of the formulations used to achieve a complete coating of a joined workpiece. Although, by continuously rotating the subject workpiece after the dipping operation, accumulation of coating material at critical locations can be reduced, it is not possible with this method to achieve a completely homogeneous coating. In addition, at locations with higher coating levels during the drying and / or crosslinking process, voids such as blistering and cookers can occur which affect the quality of the overall coating.
- the electrophoretic methods avoid this problem by using electric current to deposit a uniform coating in the dipping. With this method, it is possible to produce homogeneous coatings on metallic workpieces. The deposited coatings show a very good adhesion in the wet state to the metallic substrate. Without detachment of the coating, it is possible to treat the workpiece in a subsequent rinsing step. As a result, the previously inaccessible areas on the workpiece are freed from excess coating solution and thus no defects can occur during the drying process.
- This technique has the disadvantage that in addition to the amount of electrical energy and in addition to the necessary plunge pool, the too An increase in costs, so-called edge alignment occur because electric fields are built inhomogeneous on macroscopic edges and the edges are coated unevenly and possibly incomplete.
- the known autophoretic methods are based on an electroless concept consisting of a pickling attack of the substrate surface used in which metal ions are dissolved out of the surface and coagulated due to the concentration of metallic ions at the resulting interface an emulsion.
- these methods do not have the above-mentioned limitation of the electrolytic processes with respect to the Faraday cage effect, the coatings produced during the process must be fixed after the first activation step in a complex multistage dipping process.
- the pickling attack leads to unavoidable contamination of the active zone by metal ions which must be removed from the zones.
- the method relies on a chemical deposition process that is not is self-regulating and can not be stopped if necessary, such. B. by switching off the electric current in the electrolytic process.
- the formation of too high a layer thickness is unavoidable.
- the object is achieved with a method for coating metallic surfaces of substrates comprising the steps or consisting of the steps:
- step II the coating is carried out with an aqueous composition in the form of dispersion and / or suspension comprising a complex fluorides selected from the group consisting of hexa- or tetrafluorides of the elements titanium, zirconium, hafnium, silicon, aluminum and / or boron in one Amount of 1, 1 10 "6 mol / l to 0.30 mol / l based on the cations containing a nonionic or anionic nonionic stabilized dispersion of film-forming polymers and / or a Suspension of film-forming inorganic particles having a solids content of 2 to 40 wt .-% and an average particle size of 10 to 1000 nm, which is stable in the pH range of 0.5 to 7.0, at least one polyelectrolyte in an amount of 0 0.01 to 5.0% by weight, based on the total mass of the resulting mixture, the aqueous composition having a pH in the range 0.5 to 7.0 and
- anionically nonionically stabilized dispersion is also used interchangeably with “electrosterically stabilized dispersion”.
- inventive addition of complex fluorides leads to substantially homogeneous coatings with dry film thicknesses in the range of 20 ⁇ to 100 ⁇ on galvanized sheet steel and dry film thicknesses> 1 ⁇ on cold-rolled steel or aluminum.
- corrosion protection up to a factor of 10 was found to be higher than that of the coating processes based on ionic coatings known from the prior art.
- the complex fluoride in an amount of 1, 1 10 "5 mol / l to 0.15 mol / l preferably 1, 1 10 " 4 mol / l used to 0.05 mol / l based on the cations, wherein the aqueous Composition has a pH in the range of 1, 0 to 6.0, more preferably 1, 5 to 5.0.
- the coating according to the invention exhibits a single-layer structure, wherein either a more or less homogeneous coating or a coating is or can be formed, in which the particles accumulate somewhat more closely near the metallic surface.
- the substrates to be coated having a metallic surface are metals, metallically coated surfaces or metal surfaces pretreated with primers, from which metal cations can still be dissolved out.
- the term "to be coated Surface (s) in the context of this application surfaces of metallic objects and / or metallic particles, optionally with eg a metallic coating such as based on zinc or zinc alloy and / or with at least one coating of a pretreatment or treatment composition such as based on chromate, Cr 3+ , Ti compound, Zr compound, silane / silanol / siloxane / polysiloxane, and / or organic polymer.
- metallic materials are possible among the metallic materials, in particular those of aluminum, iron, copper, titanium, zinc, magnesium, tin and / or alloys containing aluminum, iron, calcium, copper, magnesium, nickel, chromium , Molybdenum, titanium, zinc and / or tin, wherein their use can also be adjacent and / or in succession.
- the material surfaces can also be precoated and / or be, for example, with zinc or an alloy containing aluminum and / or zinc.
- objects to be coated it is possible in principle to use all types of objects which consist of a metallic material or are provided with at least one metallic coating, in particular metal-coated polymeric or fiber-reinforced, polymeric materials.
- metallic coating in particular metal-coated polymeric or fiber-reinforced, polymeric materials.
- Particularly preferred articles are in particular tapes (coils), sheets, parts such as e.g. Small parts, joined components, intricately shaped components, profiles, rods and / or wires.
- the invention relates to a process in which at least one polyelectrolyte is selected from the groups a) polysaccharides based on Glycogen, amylose, amylopectin, callose, agar, algins, alginates, pectins, carrageenans, celluloses, chitins, chitosans, curdlanes, dextrans, fructans, collagens, gellan gum, gum arabic, starches, xanthans, tragacanth, karayans, tara gums and glucomannans; b) of natural origin based on polyamino acids, collagens, polypeptides, lignins and / or c) a synthetic anionic polyelectrolyte based on polyamino acids, polyacrylic acids, polyacrylic acid copolymers, acrylamide copolymers, lignins, polyvinylsulfonic acid, polycarboxylic acids, poly
- the process according to the invention is one in which the aqueous composition and / or the organic coating produced therefrom contain at least one type of cation selected from those based on cationic salts selected from the group consisting of melamine salts, nitrososalts, oxonium salts, ammonium salts, Salts with quaternary nitrogen cations, salts of ammonium derivatives and metal salts of Al, B, Ba, Ca, Cr, Co, Cu, Fe, Hf, In, K, Li, Mg, Mn, Mo, Na, Nb, Ni, Pb, Sn, Ta, Ti, V, W, Zn and / or Zr.
- cationic salts selected from the group consisting of melamine salts, nitrososalts, oxonium salts, ammonium salts, Salts with quaternary nitrogen cations, salts of ammonium derivatives and metal salts of Al, B, Ba, Ca, Cr, Co, Cu, Fe, Hf
- copolymers describes polymers which are composed of two or more different monomer units, in which case copolymers can be subdivided into five classes, as illustrated by a binary copolymer composed of two different comonomers A and B. :
- Derivatives denotes a derived substance of similar structure to a corresponding basic substance
- Derivatives are substances whose molecules have a different atom or a different atomic group instead of an H atom or a functional group, or in which one or more several atoms / atomic groups were removed.
- polymer (s) in the context of this application means monomer (s), oligomer (e), polymer (s), copolymer (s), block copolymer (e), graft copolymer (e), their mixtures and their compounding to organic and / or essentially organic base.
- the "polymer (s)” in the context of this application are predominantly or wholly present as polymer (s) and / or copolymer (s).
- the process according to the invention is particularly preferably one in which the aqueous composition and / or the organic coating produced therefrom has a content of organic particles based on polyacrylates, polyurethanes, polyepoxides and / or their hybrids.
- So-called polyacrylate-polyurethane hybrid resins can be differentiated into hybrid systems, which are produced by pure mixing of the various dispersions (blends or formulations), into those which have a chemical bond between the different polymer types and into those in which the different polymer classes interpenetrating Train networks (IPN).
- hybrid systems which are produced by pure mixing of the various dispersions (blends or formulations), into those which have a chemical bond between the different polymer types and into those in which the different polymer classes interpenetrating Train networks (IPN).
- IPN Interpenetrating Train networks
- polyurethane-polyacrylate hybrid dispersions are prepared by emulsion polymerisation of a vinyl polymer ("polyacrylate") in an aqueous polyurethane dispersion, but it is also possible to prepare the polyurethane-polyacrylate hybrid dispersion as a secondary dispersion.
- Aqueous polyacrylate-polyepoxide hybrid dispersions are usually prepared by addition reactions of a bifunctional epoxide with bifunctional amine monomer building blocks and subsequent reaction with a polyacrylate having sufficient carboxyl functions.
- the water dispersibility can be achieved, for example, by carboxylate groups which have been converted into anionic groups with amines and subsequent dispersion in water.
- Hybrid dispersions for forming a layer on the substrate may, in addition to polyurethane and polyepoxide constituents, preferably also contain organic polymers and / or copolymers based on polyvinyl alcohols, polyvinyl acetates, polybutyl acrylates and / or other acrylic acid esters.
- Acrylic methyl ester, ethyl acrylate, butyl acrylate and ethylhexyl acrylate are produced in large quantities.
- the main application of acrylic acid esters is in homo- and copolymers, the z.
- the surfaces to be treated may be first alkaline cleaned, if necessary, and contacted with a pre-treatment composition, particularly to form a conversion layer. Then, the surfaces treated and / or coated in this way may optionally be coated with a primer and / or with an optionally deformable protective layer, in particular with a corrosion protection primer, and / or optionally oiled.
- the B ⁇ lung serves in particular the temporary protection of the treated and / or coated in particular metallic surfaces.
- aqueous pretreatment compositions based on phosphate, phosphonate, silane / silanol / siloxane / polysiloxane, lanthanide compound, titanium compound, hafnium compound, zirconium compound, acid, metal salt and / or organic polymer can be used.
- a coating with a corrosion protection primer such as a welding primer can allow additional protection against corrosion, especially in cavities and poorly accessible areas of a substrate, formability and / or availability eg when folding, gluing and / or welding.
- a corrosion protection primer could be used in particular if the substrate coated therewith, such as, for example, a metal sheet, is shaped after the coating with the anticorrosive primer and / or is added with a further component and if further coatings are only then applied. If, in addition, an anticorrosive primer is applied under the activation layer and under the particle coating in this process, a significantly improved corrosion protection is usually produced.
- the most diverse types of particles, particle sizes and particle shapes can be used as particles.
- Oxides, hydroxides, carbonates, phosphates, phosphosilicates, silicates, sulfates, organic polymers including copolymers and derivatives thereof, waxes and / or compounded particles, in particular those based on anticorrosive pigments, organic polymers, may preferably be used as particles in the aqueous composition for forming the layer , Waxes and / or compounded particles, and / or mixtures thereof. They preferably have particle sizes in the range from 5 nm to 15 ⁇ m, preferably from 20 nm to 1 ⁇ m, particularly preferably from 50 nm to 500 nm. They are preferably water-insoluble particles.
- Compounded particles have in a particle a mixture of at least two different substances. Compounded particles can often have other substances with very different properties. You may, for example, partially or wholly contain the composition for a paint, possibly even containing non-particulate substances such as surfactant, defoamers, dispersants, paint auxiliaries, other types of additives, dye, corrosion inhibitor, low water-soluble anticorrosion pigment and / or other substances that customary and / or known for corresponding mixtures. Such paint components may be suitable and / or frequently used, for example, for organic coatings for forming, for anticorrosive primers and other primers, for colored coatings, fillers and / or clearcoats.
- a corrosion protection primer usually has electrically conductive particles and is electrically weldable.
- the particle-containing composition and / or the particle layer formed therefrom contain at least one nonparticulate substance in addition to at least one type of particle, in particular additives, dyes, corrosion inhibitors and / or slightly water-soluble anticorrosive pigments.
- at least one type of particle in particular additives, dyes, corrosion inhibitors and / or slightly water-soluble anticorrosive pigments.
- colored and / or optionally also a limited proportion of electrically conductive particles in particular based on fullerenes and other carbon compounds with graphite-like structures and / or carbon black, optionally also nanocontainers, can be used as particles in the composition and / or in the particle layer formed therefrom and / or nanotubes.
- coated particles chemically and / or physically modified particles, core-shell particles, compounded particles of various substances, encapsulated particles and / or nanocontainers can be used in particular as particles in the composition and / or in the coating formed therefrom.
- the particle-containing composition, the particle layer formed therefrom and / or the coating formed therefrom for example by filming and / or crosslinking, to comprise, in addition to at least one type of particle, at least one dye, one color pigment, one anticorrosive pigment, a corrosion inhibitor, a conductive pigment, another type of particles, a silane / silanol / siloxane / polysiloxane / silazane / polysilazane, a coating additive and / or an additive such as in each case at least one surfactant, a defoamer and / or a dispersant contains / contain ,
- the composition and / or the coating formed therefrom in addition to at least one type of particles and optionally next to at least one non-particulate substance partially or completely a chemical composition for a primer, a paint such as a filler , Topcoat and / or clearcoat.
- additives to the organic polymers of the particles pigments and / or additives, as are frequently used in paints and / or primers, are recommended in many embodiments.
- Film formation can be improved by the use of thermoplastic polymers and / or by the addition of substances which serve as temporary plasticizers.
- Film-forming aids act as specific solvents that soften the surface of the polymer particles and allow their fusion. It is advantageous if, on the one hand, these plasticizers remain in the aqueous composition for a sufficiently long time in order to have a long effect on the polymer particles, and then evaporate and thus escape from the film. Furthermore, it is advantageous if a residual water content is present for a sufficiently long time during the drying process.
- film-forming aids are so-called long-chain alcohols, in particular those having 4 to 20 C atoms, such as a butanediol,
- an ethylene glycol ether such as
- crosslinking can be performed with certain reactive groups, e.g. Isocyanate, isocyanurate and / or melamine groups take place.
- reactive groups e.g. Isocyanate, isocyanurate and / or melamine groups
- the subsequent coating is preferably dried in such a way that, in particular, existing organic polymer particles can film, so that a largely or completely homogeneous coating is formed.
- the drying temperatures can be chosen so high in some embodiments that the organic polymeric components can crosslink.
- a particle layer containing substantially organic particles is formed and, for example, filmed and / or crosslinked during drying.
- the filming takes place in some embodiments, even without the presence of film-forming aids.
- the particles of the Coating especially if they are present predominantly or wholly as organic polymers, preferably filmed to a substantially closed or to a closed coating, in particular during drying.
- the drying temperature of a coating which consist predominantly or entirely of organic polymers, be chosen so that a substantially closed or a closed coating is formed.
- at least one film-forming auxiliary can be added to the filming, in particular based on at least one long-chain alcohol.
- the weight ratio of organic film former levels to film forming aid levels in the aqueous composition preferably 0.08 to 35 g / L, particularly preferably 0.2 to 25 g / L be.
- the selected temperature range is largely dependent on the nature and amount of the organic and optionally also the inorganic constituents and optionally also on their film-forming temperatures and / or crosslinking temperatures.
- the invention relates to a method in which the aqueous composition and / or the organic coating produced therefrom has a content of at least one complexing agent for metal cations or a polymer which has been complexing modified metal cations.
- the process according to the invention is particularly preferably one in which the aqueous composition and / or the organic Coating has a content of at least one complexing agent selected from those based on maleic acid, alendronic acid, itaconic acid, citraconic acid or mesaconic acid or the anhydrides or half esters of these carboxylic acids.
- the aqueous composition and / or the organic coating produced therefrom has a content of at least one emulsifier.
- the aqueous composition and / or the organic coating produced therefrom has a content of at least one emulsifier.
- the aqueous composition and / or the organic coating produced therefrom contains a mixture of at least two different polyelectrolytes.
- the aqueous composition and / or the organic coating produced therefrom contains a mixture of two pectins. Further preferably, the aqueous composition and / or the organic coating produced therefrom contains at least one polysaccharide selected from those having a degree of esterification of the carboxy function in the range from 5 to 75% based on the total number of alcohol and carboxy groups.
- the aqueous composition and / or the organic coating produced therefrom comprises at least one polysaccharide and / or at least one further polyelectrolyte selected from those having a molecular weight in the range from 500 to 1 000 000 g / mol -1 .
- the aqueous composition and / or the organic coating produced therefrom contains at least one polysaccharide and / or at least one further polyelectrolyte selected from those having a degree of amidation of the carboxy functions in the range of 1 to 50%, a degree of epoxidation of the carboxy functions of up to 80%.
- the polyelectrolytes are modified or modified with adhesion-promoting adhesive groups selected from the group consisting of chemical groups of multifunctional epoxides, isocyanates, primary amines, secondary amines, tertiary amines, quaternary amines, amides, imides, Imidazoles, formamides, Michael reaction products, carbodiimides, carbenes, cyclic carbenes, cyclocarbonates, multifunctional carboxylic acids, amino acids, nucleic acids, methacrylamides, polyacrylic acids, polyacrylic acid derivatives, polyvinyl alcohols, polyphenols, polyols having at least one alkyl and / or aryl radical, caprolactam, phosphoric acids, phosphoric acid esters , Epoxide esters, sulfonic acids, sulfonic acid esters, vinylsulfonic acids, vinylphosphonic acids, catechol, silanes and the silanols and
- aqueous composition and / or the organic coating produced therefrom particularly preferably contains at least one additive selected from additives consisting of the group of biocides, dispersing aids, film-forming auxiliaries, acidic and / or basic pH adjusters, thickeners and leveling agents.
- additives consisting of the group of biocides, dispersing aids, film-forming auxiliaries, acidic and / or basic pH adjusters, thickeners and leveling agents.
- the metallic surfaces are cleaned, pickled and / or pretreated.
- the aqueous composition forms a coating based on an ionic gel, in which the dry film formed thereby or later has a thickness of at least 1 ⁇ m.
- the organic coating is formed in 0.05 to 20 minutes in an immersion bath and has after drying to a dry film thickness in the range of 5 to 100 ⁇ on.
- the invention further relates to an aqueous composition
- an aqueous composition comprising in a dispersion of film-forming polymers and / or a suspension of film-forming inorganic particles having a solids content of 2 to 40% by weight and an average particle size of 10 to 1000 nm at least one polyelectrolyte in an amount from 0.01 to 5.0 wt .-% based on the total mass of the resulting mixture, wherein the aqueous composition has a pH in the range of 4 to 1 1.
- the aqueous composition is one which contains in the dispersion of film-forming polymers a content of organic particles based on polyacrylates, polyurethanes, polyepoxides and / or their hybrids, a content of at least one complexing agent selected from those based on maleic acid, alendronic acid, itaconic acid , Citraconic acid or mesaconic acid or anhydrides or half-esters of these carboxylic acids and at least one polyelectrolyte based on pectins or gellan gum.
- a content of organic particles based on polyacrylates, polyurethanes, polyepoxides and / or their hybrids a content of at least one complexing agent selected from those based on maleic acid, alendronic acid, itaconic acid , Citraconic acid or mesaconic acid or anhydrides or half-esters of these carboxylic acids and at least one polyelectrolyte based on pectins or gellan gum.
- substantially closed or closed coatings with a layer thickness in the range from 5 nm to 50 ⁇ m can be produced from the surfaces coated according to the invention, in particular in the range from 10 nm to 40 ⁇ m, preferably from 15 nm to 1 ⁇ m .
- Corresponding layer thicknesses can have the individual coatings before and / or after their film formation and / or prior to their crosslinking. It has been found that the surfaces coated according to the invention, from which substantially closed or closed coatings were subsequently produced, could be produced in a significantly simpler and significantly less expensive manner than, for example, electrocoating, autophoretic dip coating or powder coating coatings. Furthermore, it has been shown that such coatings produced according to the invention can be equivalent in their properties to electrocoating, autophoretic dip coating or powder coating coatings of today's industrial practice.
- the method according to the invention which is not or substantially no electrolytic process, even in the case that it is slightly assisted with electrical voltage, and therefore usually requires no application of an external electrical voltage, in a simple manner and can be operated without complicated control.
- This method can be used in a wide temperature range and also at room temperature, if the subsequent drying is dispensed with.
- the sequential deposited according to the invention formed a homogeneous layer with a uniform dry film thickness on a complex shaped workpiece, comparable to the quality of a conventional electrophoretically or autophoretically deposited paint layer.
- the coating of the invention can be preferably used for coated substrates as wire, wire mesh, tape, sheet metal, profile, trim, part of a vehicle or missile, element for a household appliance, element in construction, frame, guard rail, radiator or fence element, molding more complicated Geometry or small parts such as screw, nut, flange or spring. It is particularly preferably used in the automotive industry, in construction, for the appliance industry, for household appliances or in heating.
- the use of the method according to the invention is particularly preferred for coating substrates which have caused problems in the coating with an electrodeposition paint.
- HEMA hydroxyethyl methacrylate
- VTES vinyltriethoxysilane
- nfA non-volatile content (corresponds to solids content)
- Anionically stabilized dispersion having a film-forming temperature of 25 ° C, a solids content of 49-51%, a pH of 7.0-8.0, a viscosity of 20-200 mPas, a density of 1.04 g / cm3, a particle size from about 160 nm and -14 to -18 mV.
- the dispersion is adjusted to a solids content of 10% for the further treatment with demineralized water.
- Nonionically stabilized dispersion having a solids content of 50-54%, a pH of 5.0-6.0, a viscosity of 1500-3000 mPas and a density of 1.799 g / cm3.
- the table data refer to the amount of solution per liter of formulation and the resulting solids content based on the formulation.
- the dispersion is adjusted to a solids content of 10% for the further treatment with demineralized water.
- Comparative Examples 1 to 3 only the dispersion A without addition of the polyelectrolytes suitable for use according to the invention was used. If necessary, the mixture was adjusted to a pH of 4 with acid, preferably nitric and / or phosphoric acid, before use.
- acid preferably nitric and / or phosphoric acid
- Rinsing after the organic coating serves to remove non-adherent components of the formulation and clusters of the formulation and to make the process as close to reality as usual in the automotive industry.
- rinsing with water is usually done either by a dip rinse or a splash rinse.
- Substrate 1 was coated with a mixture of 0.25% by weight based on the total amount of the resulting mixture with a pectin having a molecular weight of about 70,000 g / mol, a degree of amidation of 0%, a degree of esterification of 52%, an epoxidation degree of 0%, a galacturonic acid content of 87% and 0.25% by weight based on the total amount of the resulting mixture, a pectin having a molecular weight of about 70,000 g / mol, a degree of amidation of 0%, a degree of esterification of 10%, a Epoxidation degree of 0%, a galacturonic acid content of 85% mixed with 99.5 wt .-% of the above-described dispersion C. To the mixture was added 10.0 g / l of 20% hexafluorozirconic acid. It was a dry film thickness of 20 ⁇ to 25 ⁇ measured with an eddy current measuring device and
- Experiment 1 was repeated with substrate 2 and determined a dry film thickness of 20 ⁇ to 25 ⁇ with REM.
- Experiment 1 was repeated with substrate 3 and determined a dry film thickness of 5 ⁇ to 10 ⁇ with REM.
- Substrate 3 with a mixture of 0.25% by weight, based on the total amount of the resulting mixture, was a pectin having a molecular weight of about 70 ⁇ 00 g / mol, a degree of amidation of 0%, a degree of esterification of 52%, an epoxidation degree of 0%, a galacturonic acid content of 87% and 0.25% by weight based on the total amount of the resulting mixture, a pectin having a molecular weight of about 70 ⁇ 00 g / mol, a degree of amidation of 0%, a degree of esterification of 10%, a Epoxidation degree of 0%, a galacturonic acid content of 85% with 99.5 wt.
- Substrate 1 was coated with Dispersion A. No dry film thickness was determined with SEM. Comparative Example 2
- Substrate 2 was coated with Dispersion A. No dry film thickness was determined with SEM. Comparative Example 3
- Substrate 3 was coated with Dispersion A. No dry film thickness was determined with SEM. Comparative Example 4
- Comparative Example 6 The coating of substrate 3 with the polyelectrolytes mentioned in the description of the invention without mixing with dispersion A gave a dry film thickness of 300 nm to 500 nm. Comparative Example 7
- Substrate 3 was coated with a mixture of 0.25% by weight based on the total amount of the resulting mixture with a pectin having a molecular weight of about 70,000 g / mol, a degree of amidation of 0%, a degree of esterification of 52%, an epoxidation degree of 0%, a galacturonic acid content of 87% and 0.25% by weight based on the total amount of the resulting mixture, a pectin having a molecular weight of about 70,000 g / mol, a degree of amidation of 0%, a degree of esterification of 10%, a Epoxidation degree of 0%, a galacturonic acid content of 85% coated with 99.5 wt .-% of the above-described dispersion A in the dipping. No dry film thickness could be determined.
- Comparative Example 8 was repeated with substrate 2 and determined a dry film thickness of 15 ⁇ to 25 ⁇ with REM.
- Comparative Example 8 was repeated with substrate 3 and determined a dry film thickness of 3 ⁇ to 4 ⁇ with REM.
- the microscopic images show a homogeneous layer formation throughout, indicating a reliable, self-regulating and easily controllable coating process.
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Abstract
Description
Claims
Applications Claiming Priority (2)
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DE102014209083 | 2014-05-14 | ||
PCT/EP2015/060461 WO2015173232A1 (de) | 2014-05-14 | 2015-05-12 | Verfahren zum beschichten von metallischen oberflächen von substraten und nach diesem verfahren beschichteten gegenstände |
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EP15722190.4A Withdrawn EP3142800A1 (de) | 2014-05-14 | 2015-05-12 | Verfahren zum beschichten von metallischen oberflächen von substraten und nach diesem verfahren beschichteten gegenstände |
Country Status (11)
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US (1) | US20170081542A1 (de) |
EP (1) | EP3142800A1 (de) |
JP (2) | JP2017523300A (de) |
KR (1) | KR20170007779A (de) |
CN (1) | CN106661369B (de) |
AU (1) | AU2015261015B2 (de) |
CA (1) | CA2947464A1 (de) |
DE (1) | DE102015208764A1 (de) |
MX (1) | MX2016014764A (de) |
SG (1) | SG11201609525VA (de) |
WO (1) | WO2015173232A1 (de) |
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EP3658638B1 (de) * | 2017-07-26 | 2021-09-08 | Chemetall GmbH | Zur tauchbeschichtung geeignete, bei niedriger temperatur härtende beschichtungsmittelzusammensetzungen |
WO2019088229A1 (ja) * | 2017-11-01 | 2019-05-09 | 新日鐵住金株式会社 | 電気Snめっき鋼板 |
BR112021004249A2 (pt) | 2018-09-07 | 2021-05-18 | Chemetall Gmbh | método para tratar pelo menos uma superfície de um substrato, composição aquosa ácida, mistura padrão, uso da composição aquosa ácida, e, substrato |
CN109908407A (zh) * | 2019-03-14 | 2019-06-21 | 西南交通大学 | 具有一氧化氮储存性能的功能薄膜材料及其制备方法 |
CN116075564A (zh) | 2020-09-22 | 2023-05-05 | Swimc有限公司 | 含脱乙酰壳多糖的涂料组合物 |
CN114394856B (zh) * | 2022-01-06 | 2023-08-29 | 天津大学 | 基于单宁酸和聚酰胺的混凝土防腐涂层及其制备方法 |
TW202404697A (zh) * | 2022-04-26 | 2024-02-01 | 德商開麥妥公司 | 包含經包封之腐蝕抑制劑的水性組合物及其使用方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5534082A (en) * | 1992-04-01 | 1996-07-09 | Henkel Corporation | Composition and process for treating metal |
WO1994012570A1 (en) * | 1992-11-30 | 1994-06-09 | Bulk Chemicals, Inc. | A method and composition for treating metal surfaces |
WO2002031065A2 (de) * | 2000-10-11 | 2002-04-18 | Chemetall Gmbh | Verfahren zur vorbehandlung und anschliessenden beschichtung von metallischen oberflächen vor der umformung mit einem lackähnlichen überzug und verwendung der derart beschichteten substrate |
JP4081276B2 (ja) * | 2002-01-11 | 2008-04-23 | 日本パーカライジング株式会社 | 水性下地処理剤、下地処理方法および下地処理された材料 |
GB0314901D0 (en) * | 2003-06-26 | 2003-07-30 | Natech Ltd | Coating material |
CN102828173B (zh) * | 2006-03-01 | 2015-07-29 | 凯密特尔有限责任公司 | 金属表面处理用组成物、金属表面处理方法以及金属材料 |
JP5571277B2 (ja) * | 2007-04-13 | 2014-08-13 | 日本パーカライジング株式会社 | 亜鉛系金属材料用表面処理液および亜鉛系金属材料の表面処理方法 |
DE102008043682B4 (de) * | 2008-11-12 | 2014-01-23 | Chemetall Gmbh | Verfahren zum Beschichten von metallischen Oberflächen mit Partikeln, nach diesem Verfahren hergestellte Beschichtung und Verwendungder nach diesem Verfahren beschichteten Substrate |
JP5860583B2 (ja) * | 2010-01-29 | 2016-02-16 | 日本パーカライジング株式会社 | 金属表面処理剤及び金属表面処理方法 |
EP2812130B1 (de) * | 2012-02-07 | 2018-03-28 | Chemetall GmbH | Verfahren zum beschichten von metallischen oberflächen |
CN111471986A (zh) * | 2012-11-26 | 2020-07-31 | 凯密特尔有限责任公司 | 涂敷基材的金属表面的方法和根据该方法涂敷的物体 |
PL3019563T3 (pl) * | 2013-07-10 | 2023-04-03 | Chemetall Gmbh | Sposób powlekania powierzchni metalicznych podłoży i przedmioty powlekane tym sposobem |
CA2919568A1 (en) * | 2013-07-18 | 2015-01-22 | Chemetall Gmbh | Method for coating metal surfaces of substrates and objects coated in accordance with said method |
-
2015
- 2015-05-12 KR KR1020167034570A patent/KR20170007779A/ko not_active Application Discontinuation
- 2015-05-12 AU AU2015261015A patent/AU2015261015B2/en not_active Ceased
- 2015-05-12 US US15/310,899 patent/US20170081542A1/en not_active Abandoned
- 2015-05-12 JP JP2016567740A patent/JP2017523300A/ja active Pending
- 2015-05-12 MX MX2016014764A patent/MX2016014764A/es unknown
- 2015-05-12 CA CA2947464A patent/CA2947464A1/en not_active Abandoned
- 2015-05-12 SG SG11201609525VA patent/SG11201609525VA/en unknown
- 2015-05-12 DE DE102015208764.6A patent/DE102015208764A1/de not_active Withdrawn
- 2015-05-12 WO PCT/EP2015/060461 patent/WO2015173232A1/de active Application Filing
- 2015-05-12 CN CN201580024743.5A patent/CN106661369B/zh not_active Expired - Fee Related
- 2015-05-12 EP EP15722190.4A patent/EP3142800A1/de not_active Withdrawn
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2020
- 2020-06-19 JP JP2020106339A patent/JP2020164999A/ja not_active Withdrawn
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Also Published As
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CA2947464A1 (en) | 2015-11-19 |
AU2015261015B2 (en) | 2019-07-04 |
JP2020164999A (ja) | 2020-10-08 |
US20170081542A1 (en) | 2017-03-23 |
JP2017523300A (ja) | 2017-08-17 |
SG11201609525VA (en) | 2016-12-29 |
KR20170007779A (ko) | 2017-01-20 |
WO2015173232A1 (de) | 2015-11-19 |
CN106661369A (zh) | 2017-05-10 |
DE102015208764A1 (de) | 2015-11-19 |
AU2015261015A1 (en) | 2016-12-15 |
MX2016014764A (es) | 2017-03-06 |
CN106661369B (zh) | 2019-12-17 |
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