[go: up one dir, main page]

EP0839073B1 - Procede de mise en peinture multi-couche - Google Patents

Procede de mise en peinture multi-couche Download PDF

Info

Publication number
EP0839073B1
EP0839073B1 EP96919803A EP96919803A EP0839073B1 EP 0839073 B1 EP0839073 B1 EP 0839073B1 EP 96919803 A EP96919803 A EP 96919803A EP 96919803 A EP96919803 A EP 96919803A EP 0839073 B1 EP0839073 B1 EP 0839073B1
Authority
EP
European Patent Office
Prior art keywords
coating
coating layer
layer
lacquer
stoved
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
Application number
EP96919803A
Other languages
German (de)
English (en)
Other versions
EP0839073A1 (fr
Inventor
Joachim Blum
Dieter STRANGHÖNER
Dieter Engel
Klausjörg Klein
Walter KÜHHIRT
Matthias Kimpel
Friedrich-Ludwig Siever
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.)
EIDP Inc
Original Assignee
Herberts 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7763138&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0839073(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Herberts GmbH filed Critical Herberts GmbH
Publication of EP0839073A1 publication Critical patent/EP0839073A1/fr
Application granted granted Critical
Publication of EP0839073B1 publication Critical patent/EP0839073B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • B05D7/576—Three layers or more the last layer being a clear coat each layer being cured, at least partially, separately
    • 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

Definitions

  • the invention relates to a method for producing a multilayer coating of conductive, in particular metallic substrates, which is particularly suitable for automotive coating.
  • Today's high-quality automotive OEM coatings generally consist of an electrophoretically applied primer that protects against corrosion and subsequently spray-applied subsequent layers consisting of a filler layer and a subsequently applied decorative coating of color and / or effect base coat and a protective clear coat that seals the surface.
  • the total layer thickness of such automotive coatings is in practice between 90 and 130 microns, which is the sum of 15 to 25 microns for the primer, 30 to 40 microns for the filler, 10 to 25 microns for the basecoat and 30 to 40 microns for the Clear coat results.
  • These layer thicknesses are considerably exceeded if paintwork with a particularly good visual appearance, ie with an outstanding gloss and topcoat level, for example when painting motor vehicles of the luxury and luxury class, is to be achieved.
  • DE-A-42 15 070 and DE-A-38 39 905 describe the application of several layers of clear lacquer to one basecoat layer.
  • US Pat. No. 5,203,975 describes a process for electrocoating, in which an electrically conductive coating medium is cathodically deposited on an electrically conductive substrate, baked and again provided with further electrically conductive coatings.
  • the object of the invention is to provide multi-layer coatings, in particular motor vehicle coatings, which meet the requirements of an outstanding gloss and topcoat level without exceeding the normal level of the total layer thicknesses of motor vehicle coatings and without having to accept disadvantages in the overall property level.
  • a method for producing a multi-layer coating in which on a electrically conductive substrate a first coating layer made of an electrophoretic separable aqueous coating agent (I) which results in a baked state leads electrically conductive coating layer, applied electrophoretically and is then baked, whereupon further coating layers are applied , which is characterized in that after the branding of the first Coating layer an electrically insulating second coating layer of one of (I) various electrophoretically depositable aqueous coating media (II) is electrophoretically deposited and baked, followed by the third Coating layer a basecoat layer of a color and / or effect Coating agent is applied and with a fourth, transparent coating layer overcoated with a clear lacquer coating and baked together with it , whereupon one or more further transparent Coating layers are applied, the total dry layer thickness of the Lacquer buildup between 90 and 130 microns, preferably less than 110 microns and the Dry layer thickness of the
  • the electrophoretically separable however, different coating agents (I) and (II) known per se anodically or cathodically separable electrocoat materials (ETL) are used are used to create the first and second coating layers, that the electrophoretically depositable coating agent (I) contains components that the first coating layer in the baked state one for electrophoretic Depositing another coating layer from one of (I) various electrophoretically depositable coating agents (II) provide sufficiently low resistivity.
  • ETL cathodically separable electrocoat materials
  • the coating agents (I) and (II) are aqueous Coating agent with a solid of, for example, 10 to 20% by weight. %.
  • This consists of conventional binders, with at least a part the binder ionic and / or convertible into ionic groups Substituents and possibly capable of chemical crosslinking Groups carries, as well as any existing crosslinkers, electrically conductive components, fillers, pigments and paint Additives.
  • the ionic groups or groups of the binders which can be converted into ionic groups can be anionic or groups which can be converted into anionic groups, acidic groups such as -COOH, -SO 3 H and / or -PO 3 H 2 and the corresponding anionic groups neutralized with bases. They can also be cationic or convertible into cationic groups, for example basic groups, preferably nitrogen-containing basic groups; these groups can be quaternized or they are converted into ionic groups using a conventional neutralizing agent, for example an organic monocarboxylic acid, such as, for example, formic acid or acetic acid. Examples are amino, ammonium, for example quaternary ammonium, phosphonium and / or sulfonium groups.
  • the usual anionic group-containing anodically depositable electrocoat binders and paints can be used to produce the first and / or second coating layer.
  • ATL anionic group-containing anodically depositable electrocoat binders and paints
  • examples are those as described in DE-A-28 24 418. These are, for example, binders based on polyesters, epoxy resin esters, (meth) acrylic copolymer resins, maleate oils or polybutadiene oils with a weight average molecular weight (Mw) of, for example, 300-10000 and an acid number of 35-300 mg KOH / g.
  • Mw weight average molecular weight
  • the binders carry -COOH, -SO 3 H and / or -PO 3 H 2 groups.
  • the binders can be self-crosslinking or externally crosslinking.
  • the lacquers can therefore also contain customary crosslinking agents, for example triazine resins, crosslinking agents which contain groups capable of transesterification or blocked polyisocyanates.
  • the first and / or second coating layers are the usual cathodic ones Electrophoretic coatings (KTL) based on cationic or basic Binder.
  • KTL Electrophoretic coatings
  • Such basic resins are, for example, primary, resins containing secondary and / 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.
  • base resins examples include 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. These base resins can be self-crosslinking or they are used with known crosslinkers Mixture used. Examples of such 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 of those produced by the process according to the invention 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.
  • the electrocoat (ETL) coating agent (I) contains components that impart electrical conductivity. They should give the first coating layer in the baked state a resistivity which is sufficiently low for the electrophoretic deposition of a further coating layer from the electrophoretically depositable coating agent (II), for example between 10 3 and 10 8 Ohm.cm.
  • Such constituents are particulate inorganic or organic electrical conductors or semiconductors, such as, for example, iron oxide black, graphite, carbon black, metal powder, for example made of aluminum, copper or stainless steel, molybdenum disulfide or polymers with electrical conductivity, such as, for example, preferably polyaniline.
  • electrodeposition paints containing such constituents, which can be used according to the invention, can be found in US Pat.
  • ETL coating agent (I) Coating layer in the baked state
  • electrical conductivity components that confer the ETL coating agents (I) and (II) Contain pigments, fillers and / or additives common in paint As Pigments come for example the usual inorganic and / or organic colored pigments and / or fillers in question. examples are Titanium dioxide, iron oxide pigments, phthalocyanine pigments, Quinacridone pigments, kaolin, talc, silicon dioxide or as Black pigments coarse coal, due to incomplete combustion Particulate carbon black produced by catalytic or thermal Decomposition of liquid or gaseous hydrocarbons coarse soot obtained.
  • 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.
  • additives are known for ETL coating agents.
  • examples include wetting agents, Neutralizing agents, leveling agents, catalysts, Corrosion inhibitors, anti-foaming agents, solvents, in particular however, light protection agents if necessary in combination with Antioxidants.
  • ETL coating agent (I) a KTL coating agent and as an ETL coating agent (II) an ATL coating agent to use.
  • the third Coating layer known per se color and / or effect Basecoat coating agent used as for the production of Basecoat / clearcoat two-coat coatings are used and in large numbers are known for example from the patent literature.
  • the third coating layer usable basecoats can be physically drying or under Formation of covalent bonds can be cross-linked.
  • under Basecoats that crosslink covalent bonds can develop 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 are preferably waterborne basecoats whose Binder systems in a suitable manner, e.g. anionic, cationic or are non-ionic, stabilized.
  • the third Coating layer usable basecoat coating agents to conventional paint systems contain film-forming binders. You can, if the base resins are not self-crosslinking or self-drying, 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 (meth) acrylic copolymer resins can be used.
  • polyurethane resins are preferred contain, particularly preferably at least in a proportion of 15% by weight, based on the solid resin content of the waterborne basecoat.
  • any crosslinker contained is not critical, it is directed according to the functionality of the base resins, i.e. the crosslinkers will be like this selected to be one of the functionality of the base resins have complementary, reactive functionality.
  • Examples of such Complementary functionalities between base resin and crosslinker are: Hydroxyl / methylol ether, hydroxyl / free isocyanate, hydroxyl / blocked Isocyanate, carboxyl / epoxy. If compatible with one another, can also several such complementary functionalities in one basecoat coexist. The possibly in the basecoats Crosslinkers used can be present 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, quinacridone pigments, Metal pigments, e.g. made of titanium, aluminum or copper, Interference pigments, e.g. titanium dioxide coated aluminum, coated mica, graphite effect pigments, flaky Iron oxide, platelet-shaped copper pthalocyanine pigments and Effect pigments that have a strong color flop, especially on dark ones Develop substrates.
  • inorganic and / or organic colored pigments and / or effect pigments e.g. Titanium dioxide, iron oxide pigments, carbon black, Azo pigments, phthalocyanine pigments, quinacridone pigments, Metal pigments, e.g. made of titanium, aluminum or copper, Interference pigments, e.g.
  • effect pigments are described in EP-A-0 358 208, EP-A-0 383 376, EP-A-0 601 483, EP-A-0 686 674, EP-A-0 688 833, US 4,434,010, WO 95 17 480, WO 95 32 247, WO 95 32 248. Preference is given to containing effect pigments of this type Basecoats on dark, particularly preferably on black two-coat Multicoat paint systems produced by electrocoating applied.
  • the basecoats can also contain customary paint additives, such as e.g. Fillers, catalysts, leveling agents, anti-cratering agents or in particular light stabilizers, if appropriate in combination with Antioxidants.
  • customary paint additives such as e.g. Fillers, catalysts, leveling agents, anti-cratering agents or in particular light stabilizers, if appropriate in combination 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 WO-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-0 512 524 and EP-A-0 584 818.
  • a clear coat for the generation of the fourth and any additional coating layers are in principle all usual clear coats or transparent colored or colorless 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 lacquer systems it can are water-soluble or water-dispersed systems, act, for example, emulsion systems or powder slurry systems. The Clear lacquer coating agents harden during baking under training covalent bonds due to chemical cross-linking.
  • 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 (base resins) can, for example, be polyester, Polyurethane and / or (meth) acrylic copolymer 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, can also combine several such complementary functionalities in one Clear varnish side by side.
  • the possibly in the clear coats Crosslinkers used 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 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.
  • the transparent coating can be in a single layer or in shape of multiple layers from the same or from several different transparent coating agents can be applied.
  • a substrate for the method according to the invention are electrical conductive materials, such as metals. Particularly suitable are e.g. Automobile bodies or parts of them, them can be made of pretreated or untreated metal or electrical conductive or provided with an electrically conductive layer Plastic.
  • the first coating layer is applied to these substrates from the aqueous coating agent (I) electrophoretically in a conventional manner in a dry layer thickness of, for example, 5 to 15 ⁇ m deposited and for example at temperatures between 130 and 180 ° C. branded.
  • the second coating layer made of a second coating agent (II) different from (I) different from (I) and having a dry layer thickness of 5 to, for example, is coated on the ETL layer thus obtained, which has a specific resistance of in particular 10 3 to 10 8 Ohm.cm. 35 microns, preferably between 10 to 25 microns, applied and also baked, for example, at temperatures between 130 and 180 ° C.
  • the second coating layer generally has practically no electrical conductivity, ie it has a specific resistance of more than 10 9 ohm.cm in the baked state.
  • the one obtained by electrodeposition from the coating agent (I) Coating serves in particular to protect against chemical and corrosive attack, so it is advantageous to try the whole Surface of a three-dimensional substrate, for example one To coat the body.
  • a possible double coating is corresponding for example a full-surface first coating Electrocoating from the coating agent (I) and a coating from the coating agent (II), for example, by electrocoating essentially only on outer areas, especially visible ones Areas of a three-dimensional substrate, i.e. for example not in tight cavities of a body.
  • the third coating layer is then sprayed on the color and / or effect basecoat in one of the color dependent dry film thickness of 10 to 25 microns, for example Compressed air spraying, airless spraying or ESTA high-speed spraying.
  • the fourth coating layer is made from a conventional liquid or powder clearcoat (in this case it is a dry-on-wet application) upset and together with the third Coating layer for example at temperatures from 80 to 160 ° C branded. If necessary, further layers of clear lacquer from the the same or different clear lacquer coating agents applied become. According to the invention, work is carried out so that the layer thickness of the transparent coating layer or the total layer thickness of the transparent coating layers between 40 and 80 microns, preferred is between 50 and 60 ⁇ m.
  • the powder topcoat is a powder clearcoat binder / crosslinking system known per se based, such as above already described in connection with powder clearcoats.
  • the Powder topcoat contains color and / or effect pigments like them are described above for the basecoats, for example.
  • the method according to the invention allows the production of Multi-layer paintwork, in particular of automotive paintwork with comparable to the prior art Overall property level as well as improved gloss and top coat level. It has been shown that excellent properties through the Procedure according to the invention can be achieved, although the Eliminate the usual spray filler layers. Despite high Layer thickness when applying clear lacquer are the total layer thicknesses after the multi-layer coatings produced by the process according to the invention very low. They are in particular 90 to 130 ⁇ m.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Laminated Bodies (AREA)
  • Production Of Multi-Layered Print Wiring Board (AREA)
  • Reinforced Plastic Materials (AREA)

Claims (5)

  1. Procédé de réalisation d'une peinture multicouche, dans lequel on dépose par électrophorèse sur un substrat électriquement conducteur et ensuite on cuit une première couche de revêtement faite d'un produit de revêtement aqueux (I) pouvant être déposé par électrophorèse et donnant à l'état cuit une couche de revêtement électriquement conductrice sur laquelle on dépose d'autres couches de revêtement, caractérisé en ce que, après cuisson de la première couche de revêtement, on dépose par électrophorèse et on cuit une deuxième couche de revêtement électriquement isolante faite d'un produit de revêtement aqueux (II) différent de (I) pouvant être déposé par électrophorèse sur laquelle on dépose comme troisième couche de revêtement une couche de peinture de base faite d'un produit de revêtement donnant la couleur et/ou l'effet et on effectue un revernissage avec une quatrième couche de revêtement transparente faite d'un produit de laquage transparent que l'on cuit en même temps que la troisième couche, sur laquelle on dépose le cas échéant une ou plusieurs couches de revêtement transparentes supplémentaires, l'épaisseur totale de couche sèche de la structure laquée étant comprise entre 90 et 130 µm et l'épaisseur de couche sèche de la ou des couche(s) de revêtement transparente(s) étant comprise entre 40 et 80 µm.
  2. Procédé selon la revendication 1, caractérisé en ce qu'il est mis en oeuvre pour peindre des automobiles ou des pièces d'automobiles.
  3. Procédé selon la revendication 1 ou la revendication 2, caractérisé en ce que, pour réaliser la deuxième couche de revêtement, on utilise une laque au trempé électrophorétique qui présente une teinte voisine de, ou identique à, celle du produit de revêtement utilisé pour réaliser la troisième couche de revêtement.
  4. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que l'épaisseur de couche sèche de la première couche de revêtement est de 5 à 15 µm, celle de la deuxième couche de revêtement de 5 à 35 µm et celle de la troisième couche de revêtement de 10 à 25 µm.
  5. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que la ou les couche(s) de laque transparente sont réalisées en utilisant une laque en poudre.
EP96919803A 1995-05-30 1996-05-24 Procede de mise en peinture multi-couche Expired - Lifetime EP0839073B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19519665A DE19519665C1 (de) 1995-05-30 1995-05-30 Verfahren zur Mehrschichtlackierung
DE19519665 1995-05-30
PCT/EP1996/002234 WO1996038235A1 (fr) 1995-05-30 1996-05-24 Procede de mise en peinture multi-couche

Publications (2)

Publication Number Publication Date
EP0839073A1 EP0839073A1 (fr) 1998-05-06
EP0839073B1 true EP0839073B1 (fr) 1999-09-22

Family

ID=7763138

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96919803A Expired - Lifetime EP0839073B1 (fr) 1995-05-30 1996-05-24 Procede de mise en peinture multi-couche

Country Status (11)

Country Link
US (1) US5882734A (fr)
EP (1) EP0839073B1 (fr)
JP (1) JPH11505767A (fr)
KR (1) KR100394579B1 (fr)
AT (1) ATE184814T1 (fr)
BR (1) BR9608598A (fr)
CA (1) CA2222803A1 (fr)
DE (2) DE19519665C1 (fr)
ES (1) ES2140864T3 (fr)
WO (1) WO1996038235A1 (fr)
ZA (1) ZA964394B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19525375A1 (de) * 1995-07-12 1997-01-16 Herberts Gmbh Überzugsmittel, deren Verwendung und Verfahren zur Herstellung von Mehrschichtüberzügen
DE19642970C2 (de) * 1995-10-18 2003-10-30 Volkswagen Ag Verfahren zum Beschichten einer Karosserie
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
DE19733312A1 (de) 1997-08-01 1999-02-04 Herberts Gmbh Verfahren zur Aufbringung eines schützenden und dekorativen Schichtenverbundes
US6248225B1 (en) 1998-05-26 2001-06-19 Ppg Industries Ohio, Inc. Process for forming a two-coat electrodeposited composite coating the composite coating and chip resistant electrodeposited coating composition
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
US20020056641A1 (en) * 1999-12-15 2002-05-16 December Timothy S. Cured multilayer coating providing improved edge corrosion resistance to a substrate and a method of making same
US6368719B1 (en) 2000-06-12 2002-04-09 E. I. Du Pont De Nemours And Company Process for preparing multi-layer coatings on automotive bodies or automotive body parts
US6676820B2 (en) * 2001-03-02 2004-01-13 Ppg Industries Ohio, Inc. Process for electrocoating metal blanks and coiled metal substrates
US6508922B2 (en) 2001-05-10 2003-01-21 E. I. Du Pont De Nemours And Company Process for multi-layer coating
US20040118695A1 (en) * 2002-08-29 2004-06-24 Ding-Yu Chung Two-coat electrocoating process
US20050250416A1 (en) * 2004-04-23 2005-11-10 Barthold Mark J Toy and card package
US20050250415A1 (en) * 2004-04-23 2005-11-10 Barthold Mark J Toy and card package
US20060078684A1 (en) * 2004-10-08 2006-04-13 Neo Tian B Paint process for toys
US20060076735A1 (en) * 2004-10-08 2006-04-13 Nathan Proch Wheel having a translucent aspect
US20060079150A1 (en) * 2004-10-08 2006-04-13 Miva Filoseta Toy for collecting and dispersing toy vehicles
US20060079149A1 (en) * 2004-10-08 2006-04-13 Nathan Proch Cut-out logo display
US7959981B2 (en) * 2007-08-27 2011-06-14 Ppg Industries Ohio, Inc. Process for depositing multiple coatings layers on a substrate

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3674671A (en) * 1969-02-26 1972-07-04 Textron Inc Electrodeposition method and product
JPS5814266B2 (ja) * 1975-12-19 1983-03-18 三井東圧化学株式会社 メタリツクチヨウトマクノケイセイホウホウ
JPS5951958A (ja) * 1982-09-18 1984-03-26 Nippon Paint Co Ltd カチオン型電着塗料組成物
DE3447257A1 (de) * 1984-12-22 1986-06-26 Basf Farben + Fasern Ag, 2000 Hamburg Verfahren zur mehrschichtigen kathodischen nass-in-nasslackierung von metallisch leitfaehigen substraten
US4755418A (en) * 1985-08-12 1988-07-05 Basf Corporation Nonyellowing cathodic electrocoat
DE3538792C1 (de) * 1985-10-31 1987-05-07 Basf Lacke & Farben Elektrophoretisch ueberbeschichtbare im Elektrotauchlackierverfahren aufgebrachte UEberzuege
JP2614468B2 (ja) * 1987-11-26 1997-05-28 関西ペイント株式会社 上塗り塗装仕上げ方法
US4911811A (en) * 1988-07-14 1990-03-27 The Stanley Works Method of making coated articles with metallic appearance
JPH0312263A (ja) * 1989-06-12 1991-01-21 Nissan Motor Co Ltd うるし調塗膜の形成方法
JP2802397B2 (ja) * 1989-10-30 1998-09-24 神東塗料株式会社 電着型被膜形成組成物及び塗装法
DE4005961A1 (de) * 1990-02-26 1991-08-29 Basf Lacke & Farben Verfahren zur lackierung von fahrzeugkarosserien und waessrige lacke
DE4011633A1 (de) * 1990-04-11 1991-10-17 Herberts Gmbh Verfahren zur herstellung von mehrschichtueberzuegen
US5114756A (en) * 1990-04-27 1992-05-19 E. I. Du Pont De Nemours And Company Conductive epoxypolyamide coating composition
DE4134290A1 (de) * 1991-10-17 1993-09-23 Herberts Gmbh Verfahren zur mehrschichtlackierung
US5203975A (en) * 1991-10-29 1993-04-20 E. I. Du Pont De Nemours And Company Process for cathodic electrodeposition of a clear coating over a conductive paint layer
US5326596A (en) * 1991-12-19 1994-07-05 Kansai Paint Company, Ltd. Coating method
DE4215070A1 (de) * 1992-05-07 1993-11-11 Herberts Gmbh Verfahren zur Herstellung von Mehrschichtlackierungen
DE4235778A1 (de) * 1992-10-23 1994-04-28 Herberts Gmbh Verfahren zur Herstellung von Mehrschichtlackierungen
DE4331673A1 (de) * 1993-09-17 1995-05-11 Herberts Gmbh Verfahren zur Herstellung von Mehrschichtlackierungen

Also Published As

Publication number Publication date
CA2222803A1 (fr) 1996-12-05
KR100394579B1 (ko) 2003-10-30
DE59603174D1 (de) 1999-10-28
JPH11505767A (ja) 1999-05-25
KR19990022090A (ko) 1999-03-25
ATE184814T1 (de) 1999-10-15
ZA964394B (en) 1996-12-09
ES2140864T3 (es) 2000-03-01
BR9608598A (pt) 1999-01-05
EP0839073A1 (fr) 1998-05-06
MX9709224A (es) 1998-03-31
US5882734A (en) 1999-03-16
DE19519665C1 (de) 1996-09-05
WO1996038235A1 (fr) 1996-12-05

Similar Documents

Publication Publication Date Title
EP0817684B1 (fr) Procede de mise en peinture multicouche
DE19606716C1 (de) Verfahren zur Mehrschichtlackierung
EP0828568B1 (fr) Procede de peinture multicouche
EP0839073B1 (fr) Procede de mise en peinture multi-couche
DE19623372A1 (de) Verfahren zur Herstellung von Mehrschichtlackierungen auf elektrisch leitfähigen Substraten
EP1001854B1 (fr) Procede d'application d'un composite stratifie protecteur et decoratif
EP0952894B1 (fr) Procede d'application de peinture en plusieurs couches
US6350359B1 (en) Process for coating three-dimensional electrically conductive substrates
DE19633173C1 (de) Verfahren zur Mehrschichtlackierung
EP0764475B1 (fr) Procédé pour faire une laque à effets sur un substrat en plastique grainé
DE19529394A1 (de) Verfahren zur Herstellung von Mehrschichtlackierungen auf Metallsubstraten
DE4422287A1 (de) Verfahren zur Herstellung von Effektlackierungen
DE19534898A1 (de) Verfahren zur Elektrotauchlackierung von Kunststoffsubstraten
MXPA97009224A (en) Laying process of multip layers

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19971213

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE DE ES FR GB IT NL PT SE

AX Request for extension of the european patent

Free format text: SI PAYMENT 971213

17Q First examination report despatched

Effective date: 19980714

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE DE ES FR GB IT NL PT SE

AX Request for extension of the european patent

Free format text: SI PAYMENT 19971213

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: THE PATENT HAS BEEN ANNULLED BY A DECISION OF A NATIONAL AUTHORITY

Effective date: 19990922

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 19990922

Ref country code: GB

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 19990922

REF Corresponds to:

Ref document number: 184814

Country of ref document: AT

Date of ref document: 19991015

Kind code of ref document: T

REF Corresponds to:

Ref document number: 59603174

Country of ref document: DE

Date of ref document: 19991028

ET Fr: translation filed
ITF It: translation for a ep patent filed
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 19991222

NLV1 Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2140864

Country of ref document: ES

Kind code of ref document: T3

GBV Gb: ep patent (uk) treated as always having been void in accordance with gb section 77(7)/1977 [no translation filed]

Effective date: 19990922

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20000524

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20000531

PLBQ Unpublished change to opponent data

Free format text: ORIGINAL CODE: EPIDOS OPPO

PLBI Opposition filed

Free format text: ORIGINAL CODE: 0009260

PLBF Reply of patent proprietor to notice(s) of opposition

Free format text: ORIGINAL CODE: EPIDOS OBSO

26 Opposition filed

Opponent name: PPG INDUSTRIES, INC.

Effective date: 20000615

PLBF Reply of patent proprietor to notice(s) of opposition

Free format text: ORIGINAL CODE: EPIDOS OBSO

BERE Be: lapsed

Owner name: HERBERTS G.M.B.H.

Effective date: 20000531

RAP2 Party data changed (patent owner data changed or rights of a patent transferred)

Owner name: E.I. DU PONT DE NEMOURS AND COMPANY

APBP Date of receipt of notice of appeal recorded

Free format text: ORIGINAL CODE: EPIDOSNNOA2O

APBQ Date of receipt of statement of grounds of appeal recorded

Free format text: ORIGINAL CODE: EPIDOSNNOA3O

APAA Appeal reference recorded

Free format text: ORIGINAL CODE: EPIDOS REFN

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20050524

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20050530

Year of fee payment: 10

APAH Appeal reference modified

Free format text: ORIGINAL CODE: EPIDOSCREFNO

APBU Appeal procedure closed

Free format text: ORIGINAL CODE: EPIDOSNNOA9O

PLCK Communication despatched that opposition was rejected

Free format text: ORIGINAL CODE: EPIDOSNREJ1

PLBN Opposition rejected

Free format text: ORIGINAL CODE: 0009273

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: OPPOSITION REJECTED

27O Opposition rejected

Effective date: 20060203

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20060523

Year of fee payment: 11

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060525

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20070517

Year of fee payment: 12

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20060525

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20080131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20070531

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20081202