EP0817684B1 - Verfahren zur mehrschichtlackierung - Google Patents
Verfahren zur mehrschichtlackierung Download PDFInfo
- Publication number
- EP0817684B1 EP0817684B1 EP19960910016 EP96910016A EP0817684B1 EP 0817684 B1 EP0817684 B1 EP 0817684B1 EP 19960910016 EP19960910016 EP 19960910016 EP 96910016 A EP96910016 A EP 96910016A EP 0817684 B1 EP0817684 B1 EP 0817684B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- coating
- coating layer
- process according
- layer
- layers
- 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.)
- Expired - Lifetime
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Classifications
-
- 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
- B05D7/56—Three layers or more
- B05D7/57—Three layers or more the last layer being a clear coat
- B05D7/577—Three layers or more the last layer being a clear coat some layers being coated "wet-on-wet", the others not
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
- Y10T428/12556—Organic component
- Y10T428/12569—Synthetic resin
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31511—Of epoxy ether
- Y10T428/31515—As intermediate layer
- Y10T428/31522—Next to metal
Definitions
- the invention relates to a method for producing Multi-layer paintwork.
- Basecoat / clearcoat top coat based on an electrophoretic primed and coated with filler body is applied.
- basecoat and clearcoat are preferably applied wet-on-wet, i.e. of the Basecoat is applied after a flash-off time, if necessary with heating, and afterwards applying a clear coat together with branded this.
- Processes serving for stoving have become known in which electrophoretically applied primer and filler layer after Wet-on-wet processes are applied, such as in DE-A-41 26,476 or EP-A-0 595 186.
- the filler layers must be in a dry film thickness of 30 ⁇ m and more, which is common for filler coatings be applied.
- the object of the invention is to provide a method for producing Multi-layer paintwork, in particular of automotive paintwork with comparable to the prior art Overall property level, but reduced layer thickness of the To provide overall paint structure, which the effort of coordination the individual layers of paint are minimized with one another and if possible a few baking steps can be carried out.
- the object is achieved by a method for Multi-layer painting of electrically conductive substrates electrophoretic deposition of a first coating layer from a aqueous coating agents which can be deposited electrophoretically and Subsequent application of further coating layers is characterized in that by electrophoretic deposition obtained first coating layer wet-on-wet a second coating layer from a first color and / or effect basecoat is applied and the first and second coating layers thus obtained be baked together, resulting in a third coating layer a second color and / or effect basecoat applied and a fourth coating layer on this wet-on-wet a clear coat and the third and fourth Coating layer are baked together, the Total dry layer thickness (sum of the layer thicknesses) from the Basecoat coatings produced second and third coating layers between 15 and 40 microns, preferably between 20 and 35 microns, and Proportion of the second coating layer between 20 and 50%, preferred between 25 and 40%, the total dry film thickness of second and third coating layer.
- the inventive method makes it possible to directly not yet burned in electrophoretically deposited first Apply a basecoat coating agent and this together with the electrophoretically deposited coating layer burn in, filling layers or other intermediate layers omitted.
- the process according to the invention is preferably carried out so that the jointly baking the third and fourth coating layers at one Temperature takes place, which is the same as when the joint first and second coating layer prevailing baking temperature or particularly preferably falls below this.
- ETL cathodically separable electrodeposition paints
- aqueous coating compositions with a solids content of, for example, 10 to 20% by weight.
- the solid is formed from binders customary for electrocoating, which carry ionic groups or groups which can be converted into ionic groups and groups capable of chemical crosslinking, as well as pigments, fillers and / or customary additives.
- the ionic groups or groups which can be converted into ionic groups can be anionic or groups which can be converted into anionic groups, for example acidic groups such as -COOH groups or cationic or groups which can be converted into cationic groups, for example basic groups, such as amino, ammonium or quaternary ammonium groups, phosphonium -, And / or sulfonium groups.
- Binders with basic groups are preferred. Nitrogen-containing basic groups are particularly preferred. These groups can be present in quaternized form or they are at least partially converted into ionic groups with a customary neutralizing agent, an acid, for example an organic monocarboxylic acid, such as, for example, formic acid or acetic acid.
- DE-A-28 24 418 describes examples of anodically depositable electrodeposition paint binders and paints (ATL) which contain anionic groups and can be used in the process according to the invention.
- binders based on polyesters, epoxy resins, poly (meth) acrylates, maleate oils or polybutadiene oils with a weight average molecular weight of, for example, 300 to 10,000 and an acid number of 35 to 300 mg KOH / g.
- the binders carry -COOH, -SO 3 H and / or -PO 3 H 3 groups. After neutralization of at least some of the acidic groups, the resins can be converted into the water phase.
- the lacquers can also contain customary crosslinking agents, for example triazine resins, crosslinking agents which contain groups capable of transesterification or blocked polyisocyanates.
- cathodic electrocoat materials based on cationic or basic binder.
- Such basic resins are, for example resins containing primary, secondary or tertiary amino groups, the Amine numbers e.g. are 20 to 250 mg KOH / g.
- the weight average of the Molar mass (Mw) of the base resins is preferably 300 to 10,000.
- Examples of such base resins are amino (meth) acrylate resins, Amino epoxy resins, amino epoxy resins with terminal double bonds, Amino epoxy resins with primary OH groups, aminopolyurethane resins, amino group-containing polybutadiene resins or modified epoxy resin-carbon dioxide-amine reaction products.
- base resins can be self-crosslinking or they are used with known crosslinkers Mixture used.
- crosslinkers are Aminoplast resins, blocked polyisocyanates, crosslinkers with terminal Double bonds, polyepoxide compounds or crosslinkers Contain transesterifiable groups.
- non-yellowing CTL systems are preferred used a yellowing or discoloration Avoid multi-layer painting when baking. For example it is blocked by means of specially selected KTL systems crosslinking polyisocyanates, such as in EP-A-0 265,363.
- ETL electrocoat
- pigments and fillers come the usual inorganic and / or organic pigments and Fillers in question. Examples are carbon black, titanium dioxide, iron oxide, Kaolin, talc or silicon dioxide.
- the pigments can be dispersed into pigment pastes, e.g. under Use of known paste resins. Such resins are known to the person skilled in the art common. Examples of paste resins that can be used in KTL baths are in EP-A-0 183 025 and EP-A-0 469 497.
- ETL coating agents include wetting agents, neutralizing agents, leveling agents, Catalysts, anti-foaming agents, solvents, but especially Light stabilizers, if necessary in combination with antioxidants.
- the second and the third coating layer known per se color and / or effect-imparting basecoat coating agents used as for Manufacture of basecoat / clearcoat two-coat paint used and in large numbers, for example, from the patent literature are known.
- Basecoats which can be used according to the invention can be physically drying or be crosslinkable to form covalent bonds. Both it can form crosslinking basecoats, forming covalent bonds are self- or third-party networking systems.
- the color and / or Effect basecoats are liquid coating agents. It can be act single- or multi-component coating agents, are single-component prefers. It can be systems based on organic solvents act or it is preferably water-based paints, the Binder systems in a suitable manner, e.g. anionic, cationic or are non-ionic, stabilized.
- the second and third coating layer usable basecoat coating agents it is common paint systems that one or more common Contain base resins as film-forming binders.
- the base resins are not self-crosslinking or self-drying, optionally also contain crosslinkers. Both the base resin component and the crosslinker component are not subject to any restrictions.
- film-forming binders for example Polyester, polyurethane and / or (meth) acrylic copolymer resins used become.
- the preferred waterborne basecoats are preferred Contain polyurethane resins, particularly preferably at least one Share of 15 wt .-%, based on the solid resin content of Water-based paint.
- crosslinkers that may be included is not critical, it depends on the functionality of the Base resins, i.e. the crosslinkers are selected so that they are one for Functionality of the base resins complementary, reactive functionality exhibit.
- Examples of such complementary functionalities between Base resin and crosslinker are: hydroxyl / methylol ether, hydroxyl / free Isocyanate, hydroxyl / blocked isocyanate, carboxyl / epoxy.
- the crosslinking agents optionally contained in the basecoats can be used individually or in a mixture.
- Contain the basecoats used in the process according to the invention in addition to the usual physically drying and / or chemically crosslinking binders inorganic and / or organic colored pigments and / or effect pigments e.g. Titanium dioxide, iron oxide pigments, carbon black, Azo pigments, phthalocyanine pigments, metal pigments, e.g. made of titanium, Aluminum or copper, interference pigments, e.g. titanium dioxide coated aluminum, coated mica, Graphite effect pigments, platelet-shaped iron oxide, platelet-shaped Copper phthalocyanine pigments.
- inorganic and / or organic colored pigments and / or effect pigments e.g. Titanium dioxide, iron oxide pigments, carbon black, Azo pigments, phthalocyanine pigments, metal pigments, e.g. made of titanium, Aluminum or copper, interference pigments, e.g. titanium dioxide coated aluminum, coated mica, Graphite effect pigments, platelet-shaped iron oxide, platelet-shaped Copper phthalocyanine pigment
- the basecoats can also contain customary auxiliaries, such as e.g. Fillers, catalysts, leveling agents, anti-cratering agents or in particular light stabilizers, if appropriate in conjunction with Antioxidants.
- auxiliaries such as e.g. Fillers, catalysts, leveling agents, anti-cratering agents or in particular light stabilizers, if appropriate in conjunction with Antioxidants.
- solvent-based basecoat systems which in Processes according to the invention can be found in DE-A-37 15 254, DE-A-39 13 001, DE-A-41 15 948, DE-A-42 18 106, EP-A-0 289 997 and W0-91 00 895.
- Waterborne basecoat systems can be found in DE-A-29 26 584, DE-A-36 28 124, DE-A-38 41 540, DE-A-39 03 804, DE-A-39 15 459, DE-A-40 01 841, DE-A-40 09 857, DE-A-40 11 633, DE-A-41 07 136, DE-A-41 22 266, EP-A-0 089 497, EP-A-0 226 171, EP-A-0 228 003, EP-A-0 287 144, EP-A-0 297 576, EP-A-0 301 300, EP-A-0 353 797, EP-A-0 354 261, EP-A-0 401 565, EP-A-0 424 705, EP-A-0 422 357, EP-A-0 512 524 and EP-A-0 584 818.
- second and third coating layers different basecoats, however, preferably similar basecoats or particularly preferably in each case the same basecoat can be used, as explained below.
- water-based paints can be the inventive Methods are carried out in a special embodiment. It is used for the production of the second coating layer from the Spray booth circulation water recycled overspray, which at Generation of the third coating layer is used.
- a Recycled water-based paint can, for example, by Ultrafiltration can be obtained from the cabin circulating water. in the general is a variety of colors in the series painting processed. Therefore, it is preferred to work in such a way that the Generation of the third coating layer used waterborne basecoats suitable color groups are summarized so that one or more recycled water-based basecoats are obtained, each one Have mixed color.
- the summary of color groups at the The third coating layer can be produced, for example, by that the mixed shades that form subsequently for production the second coating layer used water-based paint recyclates and the hue of each one for the generation of the third Coating layer used water-based paint come close to each other. This approach is, for example, to be understood exactly as explained above for the color difference.
- composition of the Color groups is also preferred if the different pigmented waterborne basecoats are essentially the same Have solid resin composition, i.e. they prefer to own them the same solid resin composition and have in their quantitative solid resin composition only a fluctuation range in the relative proportions by weight of the individual binders plus optionally present crosslinkers of less than 30%, preferably less than 20%, particularly preferably less than 15%.
- the coating layer is basically all known or transparent pigmented coating agent suitable. It can be one or act multi-component clear lacquer coating agents. You can be solvent-free (liquid or as a powder clear coat), or it can are systems based on solvents or are are water-thinnable clear coats, whose binder systems in suitably, e.g. anionic, cationic or non-ionic, are stabilized. With the water-borne clear varnish systems it can are water-soluble or water-dispersed systems, especially Act emulsion systems. The clear lacquer coating agents harden during Burn-in to form covalent bonds due to chemical Networking out.
- the clear lacquers which can be used in the process according to the invention are concerned it is usual clearcoat coating agents, the one or more usual Contain base resins as film-forming binders. You can if the base resins are not self-crosslinking, if necessary also Crosslinker included. Both the base resin component and the Crosslinker components are not subject to any restrictions.
- Film-forming binders can, for example, be polyester, Polyurethane and / or poly (meth) acrylate resins can be used.
- the Selection of any crosslinker that is included is not critical to them depends on the functionality of the base resins, i.e. the crosslinker are selected so that they are one for the functionality of the base resins have complementary, reactive functionality.
- Complementary functionalities between base resin and crosslinker are: Carboxyl / epoxy, directly bound to carbon or silicon Hydroxyl / methylol ether, directly bound to carbon or silicon Hydroxyl / free isocyanate, directly on carbon or silicon bound hydroxyl / blocked isocyanate, (meth) acryloyl / CH-acidic Group.
- are directly bound to silicon Hydroxyl groups also latent silanol groups, e.g. Alkoxysilane groups to understand. If compatible with each other also several such complementary functionalities in one clear coat coexist. The possibly in the clear coats contained crosslinkers can be present individually or in a mixture.
- Examples of one (1K) and two-component (2K) non-aqueous Clear lacquer systems used as clear lacquer in the process according to the invention can be used can be found in DE-A-38 26 693, DE-A-40 17 075, DE-A-41 24 167, DE-A-41 33 704, DE-A-42 04 518, DE-A-42 04 611, EP-A-0 257 513, EP-A-0 408 858, EP-A-0 523 267, EP-A-0 557 822, WO-92 11 327.
- Examples of one (1K) or two-component (2K) Water-clear lacquer systems used as clear lacquer in the process according to the invention can be used can be found in DE-A-39 10 829, DE-A-40 09 931, DE-A-40 09 932, DE-A-41 01 696, DE-A-41 32 430, DE-A-41 34 290, DE-A-42 03 510, EP-A-0 365 098, EP-A-0 365 775, EP-A-0 496 079, EP-A-0 546 640.
- powder clearcoat systems used in the process according to the invention can be used as a clear lacquer, can be found in EP-A-0 509 392, EP-A-0 509 393, EP-A-0 522 648, EP-A-0 544 206, EP-A-0 555 705, DE-A-42 22 194, DE-A-42 27 580.
- electrical conductive materials such as metals.
- metals particularly suitable are e.g. Automobile bodies or parts of them, them can be made of pretreated or untreated metal, with a electrically conductive layer provided metal or electrically conductive or provided with an electrically conductive layer Plastic.
- an electrically conductive Layer on the metal substrates by electrophoretic deposition and baking a corresponding coating.
- the first coating layer especially in shape a corrosion protection primer, electrophoretically in the usual way and in a dry layer thickness of 15, which is common for ETL primers deposited up to 35 ⁇ m.
- multi-layer coatings with more than those according to the invention are obtained generated four coating layers, but subsequently the inventive method first applied electrocoat referred to as the first coating layer.
- the first coating layer produced according to the invention is used for removal non-adherent excess paint with an aqueous Solution or water rinsed and then before the wet-on-wet application of second coating layer from a first color and / or effect Basecoat or a recycled basecoat with a mixed color freed from adhering moisture. This happens e.g. by Flash off. This can, for example, by IR radiation and / or by a possibly heated air flow happen that over the Substrate is guided.
- the temperature of the airflow can for example at room temperature to 120 ° C, preferably it is over 80 ° C.
- the electrodeposition paint film should not be crosslinked occur.
- the second coating layer from the first color and / or effect basecoat applied by spraying.
- Suitable spray application methods are compressed air spraying, airless spraying or electrostatic (ESTA) high-rotation spraying.
- the workpiece with the two coating layers for example at temperatures between 130 and 190 ° C, for example preferably between 140 and 180 ° C, baked.
- the surface may be post-treated, e.g. by Loops around e.g. Repair bugs.
- the third spray is applied Coating layer from the second color and / or effect Basecoat, for example by compressed air spraying, airless spraying or ESTA high-rotation syringes, it being essential to the invention that the total dry layer thickness from the second and third Coating layer between 15 and 40 microns, preferably between 20 and 35 microns is, the proportion of the first color and / or effect Coating layer between 20 and 50%, preferably between 25 and 40% the total dry layer thickness from the color and / or effect Coating layers generated coating layers.
- the dry layer thickness of the second coating layer is between 5 and 15 ⁇ m and that of the third coating layer is for Basecoat layers usually 10 to 30 ⁇ m.
- the thin layer thickness of the second Coating layer the implementation of the inventive method enables without a special coordination between the Generation of the first coating layer used electrocoat and the basecoat used to create the second coating layer necessary is.
- the fourth coating layer is made from a common liquid clear coat or powder clearcoat (in this case it is a dry-on-wet application) in a usual for clear lacquer layers Dry layer thickness of preferably 30 to 80 microns overpainted and baked together with the third coating layer.
- the Baking temperature is preferably the same as when baking together first and second coating layer prevailing baking temperature or this is particularly preferred.
- the Baking temperature when jointly baking the third and fourth Coating layer at up to 160 ° C, preferably below 140 ° C.
- the method according to the invention allows the production of four layers or also multi-layer paintwork, in particular Automotive paintwork with compared to the prior art, the Includes filler layers and / or other intermediate layers, reduced total layer thickness and comparable Overall property level. Only two burn-in steps are necessary. A coordination of the generation of the first and the second Use coating layer Coating agent with each other is not necessary. Especially when using waterborne basecoats in the method according to the invention there is the possibility of Overspray recycling by using the concentrated overspray in the creation of the second coating layer.
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Floor Finish (AREA)
- Paints Or Removers (AREA)
Abstract
Description
Beispiele für im erfindinngsgemäßen Verfahren einsetzbare anionische Gruppen enthaltende anodisch abscheidbare Elektrotauchlack-Bindemittel und Lacke (ATL) sind in der DE-A-28 24 418 beschrieben. Es handelt sich beispielsweise um Bindemittel auf Basis von Polyestern, Epoxidharzen, Poly(meth)acrylaten, Maleinatölen oder Polybutadienölen mit einem Gewichtsmittel der Molmasse von beispielsweise 300 bis 10000 und einer Säurezahl von 35 bis 300 mg KOH/g. Die Bindemittel tragen -COOH, -SO3H und/oder -PO3H3-Gruppen. Die Harze können nach Neutralisation von mindestens einem Teil der sauren Gruppen in die Wasserphase überführt werden. Die Lacke können auch übliche Vernetzer enthalten, z.B. Triazinharze, Vernetzer, die umesterungsfähige Gruppen enthalten oder blockierte Polyisocyanate.
Claims (10)
- Verfahren zur Mehrschichtlackierung von elektrisch leitfähigen Substraten durch elektrophoretische Abscheidung einer ersten Überzugsschicht aus einem elektrophoretisch abscheidbaren wäßrigen Überzugsmittel, und anschließenden Auftrag weiterer Überzugsschichten, dadurch gekennzeichnet, daß auf die durch elektrophoretische Abscheidung erhaltene erste Überzugsschicht naß-in-naß eine zweite Überzugsschicht aus einem ersten farb- und/oder effektgebenden Basislacküberzugsmittel aufgetragen wird und die so erhaltene erste und zweite Überzugsschicht gemeinsam eingebrannt werden, worauf eine dritte Überzugsschicht aus einem zweiten farbund/oder effektgebenden Basislacküberzugsmittel aufgetragen und darauf naß-in-naß eine vierte Überzugsschicht aus einem Klarlacküberzugsmittel aufgetragen und die dritte und vierte Überzugsschicht gemeinsam eingebrannt werden, wobei die Gesamttrockenschichtdicke der aus den Basislacküberzugsmitteln erzeugten zweiten und dritten Überzugsschicht zwischen 15 und 40 µm liegt und der Anteil der zweiten Überzugsschicht zwischen 20 und 50 % der Gesamttrockenschichtdicke von zweiter und dritter Überzugsschicht beträgt.
- Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß die Gesamttrockenschichtdicke der aus den Basislacküberzugsmitteln erzeugten zweiten und dritten Überzugsschicht zwischen 20 und 35 µm liegt.
- Verfahren nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß der Anteil der zweiten Überzugsschicht an der Gesamttrockenschichtdicke der aus den Basislacküberzugsmitteln erzeugten zweiten und dritten Überzugsschicht zwischen 25 und 40 % der Gesamttrockenschichtdicke von zweiter und dritter Überzugsschicht liegt.
- Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß für die Herstellung der zweiten und dritten Überzugsschicht Basislacküberzugsmittel verwendet werden, deren Farbtöne einander nahekommen oder bevorzugt gleich sind.
- Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß für die Herstellung der zweiten und dritten Überzugsschicht Basislacküberzugsmittel verwendet werden, die die gleichen Bindemittel und gegebenenfalls Vernetzer enthalten.
- Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß für die zweite und dritte Überzugsschicht jeweils ein Wasserbasislacküberzugsmittel verwendet wird.
- Verfahren nach Anspruch 5 oder 6, dadurch gekennzeichnet, daß Basislacküberzugsmittel verwendet werden, in denen die Bindemittel und gegebenenfalls vorhandenen Vernetzer in gleicher Quantität vorliegen oder die quantitative Schwankungsbreite der Bindemittel und gegebenenfalls vorhandenen Vernetzer in der Festharzzusammensetzung jeweils bezogen auf deren relative Gewichtsanteile unter 30 % beträgt.
- Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß zur Herstellung der zweiten Überzugsschicht ein Wasserbasislacküberzugsmittel verwendet wird, das unter Verwendung oder zumindest teilweiser Verwendung von dem bei der Herstellung der dritten Überzugsschicht anfallenden Overspray gewonnen wird.
- Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß es zur Mehrschichtlackierung von Kraftfahrzeugkarossen oder deren Teilen verwendet wird.
- Kraftfahrzeugkarossen oder deren Teile mit einer Mehrschichtlackierung, erhalten nach dem Verfahren eines der Ansprüche 1 bis 9.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1995112017 DE19512017C1 (de) | 1995-03-31 | 1995-03-31 | Verfahren zur Mehrschichtlackierung |
DE19512017 | 1995-03-31 | ||
PCT/EP1996/001316 WO1996030131A1 (de) | 1995-03-31 | 1996-03-26 | Verfahren zur mehrschichtlackierung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0817684A1 EP0817684A1 (de) | 1998-01-14 |
EP0817684B1 true EP0817684B1 (de) | 1999-11-03 |
Family
ID=7758379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19960910016 Expired - Lifetime EP0817684B1 (de) | 1995-03-31 | 1996-03-26 | Verfahren zur mehrschichtlackierung |
Country Status (6)
Country | Link |
---|---|
US (1) | US5869198A (de) |
EP (1) | EP0817684B1 (de) |
JP (1) | JP4227192B2 (de) |
DE (2) | DE19512017C1 (de) |
ES (1) | ES2140838T3 (de) |
WO (1) | WO1996030131A1 (de) |
Cited By (7)
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DE10155709C1 (de) * | 2001-11-13 | 2003-02-13 | Basf Coatings Ag | Verfahren zur Herstellung farb- und effektgebender Mehrschichtlackierungen |
US7683105B2 (en) | 2005-03-18 | 2010-03-23 | Basf Coatings Ag | Mixture containing a solvent, which can be cured with UV-A radiation, method for its production, and use thereof |
US8147923B2 (en) | 2001-06-27 | 2012-04-03 | Basf Coatings Gmbh | Method for producing coatings from coating materials that can be cured by the action of heat or actinic radiation |
US8152983B2 (en) | 2002-08-08 | 2012-04-10 | Basf Coatings Gmbh | Electrophoretic paint containing bismuth components |
US8425747B2 (en) | 2008-03-27 | 2013-04-23 | Basf Coatings Gmbh | Cathodic electrodeposition coatings containing polymethylene urea |
US9493660B2 (en) | 2007-08-16 | 2016-11-15 | Basf Coatings Gmbh | Use of bismuth subnitrate in electro-dipping paints |
US10023684B2 (en) | 2007-07-06 | 2018-07-17 | Basf Coatings Gmbh | Universal spot blender for one-component and two-component clearcoatings |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19633173C1 (de) * | 1996-08-17 | 1997-10-02 | Herberts Gmbh | Verfahren zur Mehrschichtlackierung |
DE19648517A1 (de) * | 1996-11-23 | 1998-06-04 | Herberts & Co Gmbh | Verfahren zur Mehrschichtlackierung |
US6423425B1 (en) | 1998-05-26 | 2002-07-23 | Ppg Industries Ohio, Inc. | Article having a chip-resistant electrodeposited coating and a process for forming an electrodeposited coating |
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-
1995
- 1995-03-31 DE DE1995112017 patent/DE19512017C1/de not_active Expired - Fee Related
-
1996
- 1996-03-26 ES ES96910016T patent/ES2140838T3/es not_active Expired - Lifetime
- 1996-03-26 EP EP19960910016 patent/EP0817684B1/de not_active Expired - Lifetime
- 1996-03-26 DE DE59603566T patent/DE59603566D1/de not_active Expired - Fee Related
- 1996-03-26 WO PCT/EP1996/001316 patent/WO1996030131A1/de active IP Right Grant
- 1996-03-26 US US08/930,518 patent/US5869198A/en not_active Expired - Fee Related
- 1996-03-26 JP JP52708596A patent/JP4227192B2/ja not_active Expired - Fee Related
Cited By (8)
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US8147923B2 (en) | 2001-06-27 | 2012-04-03 | Basf Coatings Gmbh | Method for producing coatings from coating materials that can be cured by the action of heat or actinic radiation |
DE10155709C1 (de) * | 2001-11-13 | 2003-02-13 | Basf Coatings Ag | Verfahren zur Herstellung farb- und effektgebender Mehrschichtlackierungen |
US8152983B2 (en) | 2002-08-08 | 2012-04-10 | Basf Coatings Gmbh | Electrophoretic paint containing bismuth components |
US7683105B2 (en) | 2005-03-18 | 2010-03-23 | Basf Coatings Ag | Mixture containing a solvent, which can be cured with UV-A radiation, method for its production, and use thereof |
US10023684B2 (en) | 2007-07-06 | 2018-07-17 | Basf Coatings Gmbh | Universal spot blender for one-component and two-component clearcoatings |
US9493660B2 (en) | 2007-08-16 | 2016-11-15 | Basf Coatings Gmbh | Use of bismuth subnitrate in electro-dipping paints |
US10975252B2 (en) | 2007-08-16 | 2021-04-13 | Basf Coatings Gmbh | Use of bismuth subnitrate in electro-dipping paints |
US8425747B2 (en) | 2008-03-27 | 2013-04-23 | Basf Coatings Gmbh | Cathodic electrodeposition coatings containing polymethylene urea |
Also Published As
Publication number | Publication date |
---|---|
WO1996030131A1 (de) | 1996-10-03 |
JP4227192B2 (ja) | 2009-02-18 |
DE59603566D1 (de) | 1999-12-09 |
ES2140838T3 (es) | 2000-03-01 |
EP0817684A1 (de) | 1998-01-14 |
DE19512017C1 (de) | 1996-07-18 |
JPH11503064A (ja) | 1999-03-23 |
US5869198A (en) | 1999-02-09 |
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