EP2588546A1 - Procédé de mise en peinture à plusieurs couches chromatiques et/ou à effet, la composition de la couche chromatique contenant une cétone cycloaliphatique à substitution alkyle pour diminuer le nombre de piqûres - Google Patents

Procédé de mise en peinture à plusieurs couches chromatiques et/ou à effet, la composition de la couche chromatique contenant une cétone cycloaliphatique à substitution alkyle pour diminuer le nombre de piqûres

Info

Publication number
EP2588546A1
EP2588546A1 EP11724600.9A EP11724600A EP2588546A1 EP 2588546 A1 EP2588546 A1 EP 2588546A1 EP 11724600 A EP11724600 A EP 11724600A EP 2588546 A1 EP2588546 A1 EP 2588546A1
Authority
EP
European Patent Office
Prior art keywords
basecoat
alkyl
weight
pigmented aqueous
film
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Withdrawn
Application number
EP11724600.9A
Other languages
German (de)
English (en)
Inventor
Bernhard Steinmetz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF Coatings GmbH
Original Assignee
BASF Coatings GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BASF Coatings GmbH filed Critical BASF Coatings GmbH
Publication of EP2588546A1 publication Critical patent/EP2588546A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • C09D7/63—Additives non-macromolecular organic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50—Multilayers
    • B05D7/52—Two layers
    • B05D7/53—Base coat plus clear coat type
    • B05D7/532—Base coat plus clear coat type the two layers being cured or baked together, i.e. wet on wet
    • 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
    • C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
    • C09D161/02—Condensation polymers of aldehydes or ketones only
    • 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
    • C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
    • C09D161/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C09D161/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
    • C09D161/28—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
    • 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
    • C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
    • 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
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes
    • C09D175/06—Polyurethanes from polyesters
    • 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
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes
    • C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
    • 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
    • C09D5/024—Emulsion paints including aerosols characterised by the additives
    • 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
    • C09D7/20—Diluents or solvents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2401/00—Form of the coating product, e.g. solution, water dispersion, powders or the like
    • B05D2401/20—Aqueous dispersion or solution
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/07—Aldehydes; Ketones

Definitions

  • the invention relates to a process for the preparation of a color and / or effect multilayer coating in which
  • the basecoat film is cured together with the clearcoat film.
  • the invention also relates to pigmented aqueous basecoats which are suitable for the production of color and / or effect multilayer lacquers 20.
  • the so-called basecoat / clearcoat process gives rise to color and / or effect multilayer coatings which, especially with regard to the appearance of pinholes visible as the smallest holes in the clearcoat and basecoat, require improvement are.
  • the object of the present invention is therefore to provide a method of the type described above with the color and / or effect multi-layer coatings are available, which are improved over the coatings of the prior art.
  • the finishes should have no or only very few pinholes and / or an increased needlestick.
  • the pinhole limit is the dry layer thickness of the basecoat layer from which pinholes occur.
  • this object is achieved by the fact that in step (1) of the basecoat / clearcoat process described above, a pigmented aqueous alkali coating containing at least one alkyl-substituted cycloaliphatic ketone in an amount of from 0.1 to 5% by weight, based on the weight of the basecoat contains.
  • the invention also relates to the above-described pigmented aqueous paints useful in step (1) of the basecoat / clearcoat process.
  • aqueous basecoats in principle all known aqueous basecoats can be used if they contain at least one of the above-defined ketones in an amount of 0.1 to 5% by weight, based on the total weight of the basecoat.
  • Basecoats are referred to as "aqueous” when containing 30 to 70% by weight of water based on the total weight of the basecoat.
  • aqueous basecoat and “waterborne basecoat” are used in this application as synonymous terms.
  • the basecoats used according to the invention contain color and / or effect pigments.
  • basecoats which contain binders which are curable physically, thermally or thermally and with actinic radiation as binders.
  • binders which are curable physically, thermally or thermally and with actinic radiation
  • Particular preference is given to containing at least one saturated or unsaturated polyurethane resin as binder.
  • Such polyurethane resin-containing paints may also commonly be cured physically, thermally or thermally and with actinic radiation.
  • the term "physical curing” means the formation of a film by the release of solvent from polymer solutions or polymer dispersions, usually without the need for crosslinking agents.
  • thermal curing means the heat-initiated crosslinking of a lacquer layer in which either a separately present crosslinking agent and / or self-crosslinking binder are used This is usually referred to as extraneous crosslinking by experts: If the complementary reactive functional groups or autoreactive functional groups, ie groups which react "with themselves", are already present in the binder molecules, self-crosslinking binders are present Complementary reactive functional groups and autoreactive functional groups are known from German Patent Application DE 19930665 A1, page 7, line 28, to page 9, lines 24.
  • actinic radiation includes electromagnetic radiation such as near infrared (NIR), visible light, UV radiation, X-radiation or ⁇ radiation, in particular UV radiation, and corpuscular radiation such as electron radiation, beta radiation, alpha radiation, proton radiation or neutron radiation, in particular Electron radiation, to understand. Curing by UV radiation is usually initiated by free-radical or cationic photoinitiators.
  • NIR near infrared
  • UV radiation visible light
  • UV radiation X-radiation or ⁇ radiation
  • corpuscular radiation such as electron radiation, beta radiation, alpha radiation, proton radiation or neutron radiation, in particular Electron radiation, to understand.
  • Curing by UV radiation is usually initiated by free-radical or cationic photoinitiators.
  • Basecoats which are curable thermally or thermally and with actinic radiation, that is to say by means of "dual-cure", are preferred in the present invention, in particular those which use a polyurethane resin as binder and Crosslinking agent contain an aminoplast resin or a blocked or unblocked polyisocyanate.
  • aminoplast resins melamine resins are particularly preferred.
  • Suitable saturated or unsaturated polyurethane resins are described, for example, in German Patent Application DE 19911 498 A1, column 1, lines 29 to 49, and column 4, line 23, to column 11, line 5,
  • German Patent Application DE 19948004 A1 page 4, line 19, to page 13, line 48, European Patent Application EP 0228003 A1, page 3, line 24, to page 15 5, line 40, European Patent Application EP 0634431 A1, page 3 , Line 38, to page 8, line 9, or
  • the polyurethane resins preferably contain either for stabilization
  • the polyurethane resins are linear or contain branches. They may also be present as graft polymers. In this case, they are preferably grafted with acrylate groups. The corresponding acrylate groups will be preferably introduced into the polymer after preparation of a polyurethane primary dispersion.
  • Such graft polymers are known in the art and are described, for example, in DE 199 48 004 A1.
  • the polyurethane resin content is from 50 to 100% by weight, preferably from 50 to 90% by weight and particularly preferably from 50 to 80% by weight, based on the film-forming solids of the basecoat.
  • the polyurethane resin content is between 10 and 80% by weight, preferably between 15 and 75% by weight and particularly preferably between 20 and 70% by weight, based in each case on the film-forming solid of the basecoat.
  • the aqueous basecoat used in step (1) of the process according to the invention comprises at least one alkyl-substituted cycloaliphatic ketone in an amount of from 0.1 to 5% by weight, preferably from 0.1 to 4.5% by weight and very particularly preferably 0.2 to 4 wt.%, Based on the weight of the basecoat containing.
  • the cycloaliphatic ring of the cycloaliphatic ketone contains 5 to 9, preferably 6 to 8, particularly preferably 6 C atoms and the or the optionally substituted aliphatic substituents are branched or unbranched alkyl groups having 1 to 20, preferably 1 to 12, particularly preferably 1 to 6 C atoms.
  • the object underlying the invention is not solved. If the content is more than 5% by weight, it may be necessary to accept disadvantages, such as a deterioration in the liability of underbaked structures. Al s ketones become p-tert. Butylcyclohexanone and methylcyclohexanone particularly preferably used.
  • the basecoats used according to the invention may contain at least one additional additive.
  • additives are residue-free or substantially residue-free thermally decomposable salts, crosslinking agents such as the above-mentioned aminoplast resins and blocked or unblocked polyisocyanates, organic solvents, reactive diluents, transparent pigments, fillers, molecularly soluble dyes, nanoparticles, light stabilizers, antioxidants, deaerators, emulsifiers, Slip additives, polymerization inhibitors, free radical polymerization initiators, adhesion promoters, leveling agents, film-forming aids, sag-control agents (SCAs), flame retardants, corrosion inhibitors, waxes, siccatives, biocides, matting agents and thickeners.
  • crosslinking agents such as the above-mentioned aminoplast resins and blocked or unblocked polyisocyanates
  • organic solvents reactive diluents
  • transparent pigments such as the above-mentioned aminoplast resins and blocked or unblocked polyisocyanates
  • fillers organic
  • Suitable thickeners are inorganic thickeners from the group of layered silicates.
  • inorganic thickeners it is also possible to use one or more organic thickeners.
  • organic thickeners These are preferably selected from the group consisting of (meth) acrylic acid (meth) acrylate copolymer thickeners, such as, for example, the commercial product Viscalex HV30 (Ciba, BASF) and polyurethane thickeners, such as, for example, the commercial product DSX® 1550 from Cognis.
  • (meth) acrylic acid (meth) acrylate copolymer thickener those are mentioned which contain, in addition to acrylic acid and / or methacrylic acid, one or more acrylic acid esters (that is to say acrylates) and / or one or more methacrylic acid esters (that is to say methacrylates) in copolymerized form.
  • the (meth) acrylic acid (meth) acrylate copolymer thickeners have in common that these in alkaline medium, that is at pH> 7, in particular> 7.5 by salt formation of acrylic acid and / or methacrylic acid, that is by the Formation of carboxylate groups show a strong increase in viscosity.
  • (meth) acrylic acid esters which are formed from (meth) acrylic acid and a C 1 -C 6 -alkanol
  • the result is essentially non-associative (meth) acrylic acid (meth) acrylate copolymer thickener, such as, for example, the above called Viscalex HV30.
  • Substantially non-associative (meth) acrylic acid (meth) acrylate copolymer thickeners are also referred to in the literature as AS E thickeners ("Alkali Soluble / Swellable Emulsion", alkaline soluble / swellable emulsion or dispersion).
  • HAS E thickener Hydrodrophobically Modified Anionic Soluble Emulsions
  • hydrophobically modified anionic soluble emulsion or dispersion hydrophobically modified anionic soluble emulsion or dispersion
  • alkanol used in place of or in addition to the C1-C6 alkanols are those having a greater number of carbon atoms, for example 7 to 30, or 8 to 20 carbon atoms.
  • HASE thickeners have an essentially thickening associative effect.
  • the usable (meth) acrylic acid (meth) acrylate copolymer thickeners are not suitable as binder resins because of their thickening properties, they therefore do not fall under the binder called physically, thermally or thermally and actinically curable binders and are therefore explicitly different to the poly (meth) acrylate-based binders which can be used in the basecoat compositions according to the invention.
  • Polyurethane thickeners are the associative thickeners known in the literature as HEUR ("Hydrophobically Modified Ethylene Oxide Urethane Rheology Modifiers", hydrophobically modified ethylene oxide-urethane rheology additives), which are chemically non-ionic branched or unbranched block copolymers of polyethylene oxide.
  • HEUR Hydrophobically Modified Ethylene Oxide Urethane Rheology Modifiers
  • hydrophobically modified ethylene oxide-urethane rheology additives hydrophobically modified ethylene oxide-urethane rheology additives
  • Chains (sometimes also polypropylene oxide chains) which are linked together via urethane bonds and which carry terminal long-chain alkyl or alkenyl groups having 8 to 30 carbon atoms
  • Typical alkyl groups are, for example, dodecyl or stearyl groups, a typical alkenyl group is, for example, an oleyl group, A typical aryl group is the phenyl group and a typical alkylated aryl group is, for example, a nonylphenyl group
  • the polyurethane thickeners are not physically, thermally, or physically suitable for their thickening properties and structure curable binder resins. They are thus explicitly different from the polyurethanes which can be used as binders in the basecoat compositions according to the invention.
  • Suitable additives of the abovementioned type are known, for example, from German patent application DE 199 48 004 A1, page 14, line 4, to page 17, line 5, German patent DE 100 43 405 C1, column 5, paragraphs [0031] to [0033 ], known. They are used in the usual and known quantities.
  • the solids content of the basecoats used according to the invention may vary depending on the requirements of the individual case. In the first place, the solids content depends on the viscosity required for application, in particular spray application, so that it can be adjusted by the person skilled in the art on the basis of his general knowledge, if appropriate with the aid of less orienting tests.
  • the solids content of the basecoats is preferably from 5 to 70% by weight, more preferably from 10 to 65% by weight and particularly preferably from 15 to 60% by weight.
  • solids content is to be understood as meaning the proportion by weight which remains under evaporation as a residue under defined conditions.
  • the solid was determined according to DIN EN ISO 3251. The measurement duration was 60 min at 125 ° C.
  • the preparation of the basecoats used according to the invention can be carried out using the customary and known for the production of basecoats mixing methods and mixing units.
  • the basecoats of the invention can be used both as one-component (1K), two-component (2K) or multi-component (3K, 4K) systems.
  • one-component (1 K) systems binders and crosslinking agents are present next to one another, ie in one component. The prerequisite for this is that the two constituents crosslink together only at higher temperatures and / or when exposed to actinic radiation.
  • two-component (2K) systems binders and crosslinking agents are present separately in at least two components, which are combined only shortly before application. This form is chosen when the binder and crosslinking agent react with each other already at room temperature. Paints of this type are mainly used for coating thermally sensitive substrates, especially in automotive refinish. With the aid of the method according to the invention, it is possible to coat metallic and non-metallic substrates, in particular plastic substrates, preferably automobile bodies or parts thereof.
  • the invention also relates to the use of the ketones used in the basecoats according to the invention for increasing the needlestick limit and / or for reducing the number of needlestickings in aqueous pigmented paints.
  • polyurethane prepared according to page 7, Z. 55-S.8, Z. 4,5
  • Polyester prepared according to Example D, column 16, Z. 37-3.2
  • polyurethane prepared according to p. 19, Z. 44-S. 20, 20,4
  • the aqueous basecoat material 1 was mixed with 1.5 parts by weight of p-tert-butylcyclohexanone.
  • the waterborne basecoat 1 was admixed with 1.5 parts by weight of methylcyclohexanone.
  • Table 1 Compositions of Waterborne Base Coatings (WBL) 1 and E2 - E3
  • the percentages by weight in Table 1 relate to the proportion of ketone in the respective aqueous basecoat.
  • the multi-layer coatings were prepared according to the following general rule: A coated with a primer coat steel sheet of dimensions 30 x 50 cm was provided on a longitudinal edge with an adhesive strip to determine the layer thickness differences after coating can. The aqueous basecoat was applied wedge-shaped electrostatically. The resulting aqueous basecoat film was flashed off at room temperature for one minute and then dried in a convection oven at 70 ° C. for 10 minutes. On the dried aqueous basecoat a standard two-component clearcoat was applied. The resulting clearcoat layer was flashed off at room temperature for 20 minutes.
  • the aqueous basecoat film and the clearcoat film were cured in a circulating air oven at 140 ° C for 20 minutes. After the visual evaluation of the needle pricks in In the resulting wedge-shaped multi-layer coating, the layer thickness of the pinhole limit was determined. The results are shown in Table 2.
  • Table 2 Needle-stitch limit and number of pin-pricks of waterborne basecoat 1 and waterborne basecoats E2 and E3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Paints Or Removers (AREA)

Abstract

L'invention concerne un procédé de mise en peinture à plusieurs couches chromatiques et/ou à effet, selon lequel (1) une peinture de base pigmentée et aqueuse est appliquée sur un support, (2) un film polymère est formé par la peinture appliquée à l'étape (1), (3) un vernis est appliqué sur la couche de peinture de base ainsi obtenue, et enfin (4) la couche de peinture de base et la couche de vernis sont durcies. Le procédé selon l'invention se caractérise en ce qu'à l'étape (1) la peinture de base pigmentée et aqueuse contient au moins une cétone cycloaliphatique à substitution alkyle en une quantité de 0,1 à 5 % en poids relativement au poids de la peinture de base.
EP11724600.9A 2010-07-01 2011-05-30 Procédé de mise en peinture à plusieurs couches chromatiques et/ou à effet, la composition de la couche chromatique contenant une cétone cycloaliphatique à substitution alkyle pour diminuer le nombre de piqûres Withdrawn EP2588546A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010025769A DE102010025769A1 (de) 2010-07-01 2010-07-01 Verfahren zur Herstellung einer farb- und/oder effektgebenden mehrschichtigen Lackierung
PCT/EP2011/058824 WO2012000730A1 (fr) 2010-07-01 2011-05-30 Procédé de mise en peinture à plusieurs couches chromatiques et/ou à effet, la composition de la couche chromatique contenant une cétone cycloaliphatique à substitution alkyle pour diminuer le nombre de piqûres

Publications (1)

Publication Number Publication Date
EP2588546A1 true EP2588546A1 (fr) 2013-05-08

Family

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EP11724600.9A Withdrawn EP2588546A1 (fr) 2010-07-01 2011-05-30 Procédé de mise en peinture à plusieurs couches chromatiques et/ou à effet, la composition de la couche chromatique contenant une cétone cycloaliphatique à substitution alkyle pour diminuer le nombre de piqûres

Country Status (6)

Country Link
US (1) US20130202806A1 (fr)
EP (1) EP2588546A1 (fr)
JP (1) JP2013534864A (fr)
CN (1) CN102918122B (fr)
DE (1) DE102010025769A1 (fr)
WO (1) WO2012000730A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2820091B1 (fr) * 2012-03-02 2016-05-18 BASF Coatings GmbH Procédé de réalisation d'une peinture multicouche conférant une coloration et/ou des effets
JP6338581B2 (ja) * 2012-08-07 2018-06-06 ビーエーエスエフ コーティングス ゲゼルシャフト ミット ベシュレンクテル ハフツングＢＡＳＦ Ｃｏａｔｉｎｇｓ ＧｍｂＨ 色および／または効果を与える多層塗膜の製造方法

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DE10257377A1 (de) * 2002-12-09 2004-07-08 Basf Coatings Ag Wässriger farb- und/oder effektgebender Beschichtungsstoff und seine Verwendung

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US20130202806A1 (en) 2013-08-08
JP2013534864A (ja) 2013-09-09
CN102918122B (zh) 2014-12-03
CN102918122A (zh) 2013-02-06
WO2012000730A1 (fr) 2012-01-05

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