EP1166283B1 - Composition de revetement pour conducteurs metalliques et procede de revetement a l'aide de ladite composition - Google Patents

Composition de revetement pour conducteurs metalliques et procede de revetement a l'aide de ladite composition Download PDF

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Publication number
EP1166283B1
EP1166283B1 EP00915160A EP00915160A EP1166283B1 EP 1166283 B1 EP1166283 B1 EP 1166283B1 EP 00915160 A EP00915160 A EP 00915160A EP 00915160 A EP00915160 A EP 00915160A EP 1166283 B1 EP1166283 B1 EP 1166283B1
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EP
European Patent Office
Prior art keywords
coating composition
composition according
coating
reactive
oxygen
Prior art date
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Expired - Lifetime
Application number
EP00915160A
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German (de)
English (en)
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EP1166283A1 (fr
Inventor
Frank-Rainer BÖHM
Gerhard Kiessling
Manfred Oppermann
Heinz Schindler
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EIDP Inc
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EI Du Pont de Nemours and Co
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/308—Wires with resins
    • 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
    • Y10T428/12597—Noncrystalline silica or noncrystalline plural-oxide component [e.g., glass, etc.]
    • 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
    • Y10T428/12611—Oxide-containing component
    • 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
    • Y10T428/12611—Oxide-containing component
    • Y10T428/12618—Plural oxides
    • 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.]
    • Y10T428/1266—O, S, or organic compound in metal component
    • 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.]
    • Y10T428/1266—O, S, or organic compound in metal component
    • Y10T428/12667—Oxide of transition metal or Al
    • 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.]
    • Y10T428/12674—Ge- or Si-base component

Definitions

  • the invention relates to a coating composition for metallic conductors, such as for example wires, with improved partial discharge resistance and good mechanical properties.
  • Three-phase motors for example motors controlled by frequency converters, or High voltage asynchronous machines require the use of wire windings, which meet the high requirements for thermal durability and the mechanical properties, especially the bending strength of the insulating layer, are sufficient to withstand high voltage loads or pulsed voltage loads to survive undamaged.
  • Partial discharge resistance of the wire coatings Another requirement for wire windings of electrical equipment is Partial discharge resistance of the wire coatings.
  • side by side Lying wire windings can be high voltage loads or pulse-shaped Be exposed to voltage loads.
  • the coatings have a high resistance to partial discharge.
  • the particulate material in an amount from 1 to 65% by weight are present in the binder and metal oxides, for example Titanium dioxide, zirconium oxide, zinc oxide, iron oxide or clays can be.
  • the particulate material has no chemical reactivity. In the preparation of pre-stretching can occur from such coated wires, which leads to a Destruction of the paint layers and thus a drastic decrease in the Partial discharge resistance.
  • DE-A 196 50 288 contains at least one of the electrically insulating Lacquer layers an organically modified silica (hetero) polycondensate, produced by hydrolytic condensation of compounds of silicon and optionally boron, aluminum, phosphorus, tin, lead, the transition metals, Lanthanides and actinides, with the monomer units essentially consisting from both inorganic and organic components, which subsequently be networked. The result is coatings with good thermal shock resistance and surface quality. High flexibility is not achieved.
  • the object of the present invention is therefore to provide a coating composition for metallic conductors, in particular to provide wires whose Partial discharge resistance increased compared to the solutions of the prior art is, especially when the coated wire is stretched.
  • the Applicability of the coating composition as a one-coat application or as Lacquer layer in a multi-layer application, as well as the surface quality and Flexibility of the coating can be improved.
  • B. OH, SH, COOH, NCO, capped NCO, NH 2 , epoxy, carboxylic anhydride, C C, metal esters, silane-containing polyurethanes, polyesters, poly (THEIC) esters, poly (THEIC ) esierimide, polyamideimide, polyamide, polysiloxane, polysulfide, polyvinyl formal, polymer, e.g. B. Polyacrylates.
  • R 2 represents residues of aromatics, for example phenyl, cresyl, nonylphenyl, aliphatics, for example branched, linear, saturated, unsaturated alkyl radicals C1 to C30, fatty acid derivatives; linear or branched esters and / or ethers,
  • R 3 stands for resin residues, for example polyurethane, polyester, polyester imide, THEIC polyester imide, poly titanium ester resins and their derivatives; Polysiloxane resins with organic derivatives; Polysulfide, polyamide, polyamideimide, polyvinyl formal resins, and / or polymers, such as polyacrylates, polyhydantoins, polybenzimidazoles, and
  • R 4 stands for residues of acrylate, phenol, melamine, polyurethane, polyester, polyesterimide, polysulfide, epoxy, polyamide, polyvinyl formal resins; Aromatics, for example phenyl, cresyl, nonylphenyl; Aliphatics, for example branched, linear, saturated, unsaturated alkyl radicals with C1 to C30; esters; Ethers, for example methyl glycolate, methyl diglycolate, ethyl glycolate, butyl diglycolate, diethylene glycolate, triethylene glycolate; Alcoholates, e.g.
  • the particle of component A) according to the invention consists of an element-oxygen network, on the surface of which the reactive functions R 1 and possibly non-reactive or partially reactive functions R 2 and R 3 are bound via the oxygen of the network.
  • the particles with the functions R 1 to R 4 described are particles whose average radius is in the range from 1 to 300 nm, preferably in a range from 2 to 80 nm, particularly preferably in a range from 4 to 50 nm.
  • the particle according to the invention is preferred in an amount of 1 to 60% by weight 5 to 30 wt .-%, contained in the coating composition.
  • the element-oxygen network of the particle according to the invention contains the elements mentioned above, which are bonded via the oxygen.
  • the Network can include one or more, the same or different elements in uniform and / or uneven order each bound to oxygen contain.
  • the inorganic network preferably contains the elements from the titanium series, Silicon, aluminum and / or zirconium.
  • organic units such as Residues of aromatics, aliphatics, esters, ethers, Alcoholates, fats and chelating agents, imides, amides, acrylates can be implemented
  • OTi (OR 4 ) 3 As function R 1 , OTi (OR 4 ) 3 , OZr (OR 4 ) 3 , acetylacetonate, 2-hydroxyefbanolate, diethylene glycolate, OH are preferably used.
  • Acrylate resin, aminotriethanolate, acetylacetonate, polyurethane resin and butyl diglycolate are preferably used as function R 4 .
  • the respective radicals R 1 to R 4 can be the same or different.
  • Fig. 1 shows a particle which has R 1 OH groups as a reactive function. These OH functions enable it to react with the corresponding functions of, for example, esters, carboxylic acids, isocyanates, epoxides, anhydrides and the like.
  • the reactivity of the particle according to Fig. 2 is determined by the OH functions as R 1 and the different resin sequences polyesterimide and THEIC polyesterimide as examples of R 3 .
  • the particles according to Fig. 3 and 4 are equipped with orthio-titanium ester functions as a reactive component R 1 .
  • the particle according to Fig. 4 also has a THEIC polyester imide as the polymer fragment R 3 .
  • the organic radicals Z stand for isopropyl, butyl, butyl diglycol, triethanolamine, acetylacetone, polyamideimide, polyurethane and polyesterimide groups as well as aminotriethanolate and epoxy groups, especially selected from the group of R 4 .
  • monomeric and / or polymeric element-organic compounds in the Coating composition may be included.
  • polymeric element-organic Compounds are inorganic-organic hybrid polymers such as for example in the unpublished German patent application 198 41 Called 977.5.
  • monomeric element-organic compounds are ortho-titanium acid esters and / or otho-zirconic acid esters such as nonyl, cetyl, Stearyl, triethanolamine, diethanolamine, acetylacetone, acetoacetic ester, Tetraisopropyl, cresyl, tetrabutyl titanate or zirconate, and titanium tetralactate.
  • Hafnium and silicon compounds e.g. Hafnium tetrabutoxide and tetraethyl silicate, and / or various silicone resins.
  • Such additional polymeric and / or monomeric element-organic compounds can for example with a content 0 to 70 wt .-%, in the invention Composition included.
  • Component A) can be prepared by conventional hydrolysis and condensation reactions of corresponding element-organic or element-halogen compounds in the presence of organic reactants corresponding to the functions R 1 to R 3 .
  • the composition according to the invention can be one or more as component B) Contain binders as known and known in the wire coating sector are common.
  • binders as known and known in the wire coating sector are common.
  • These can be, for example, polyesters, polyesterimides, polyamides, Polyamide imides, THEIC polyester imides, polytitanic acid ester THEIC ester imides, Phenolic resins, melamine resins, polymethacrylimides, polyimides, polybismaleimides, Polyetherimides, polybenzoxazinediones, polyhydantoins, polyvinyl formals, Polyvinyl acetals and / or blocked isocyanates.
  • Other binders are e.g. also Epoxies and acrylic resins.
  • polyester for example, those can be used for Wire coating are known.
  • Polyesters with heterocyclic, nitrogen-containing rings for example polyester with condensed imide and Hydantoin and benzimidazole structures.
  • the polyesters are in particular condensation products made from polyvalent ones aliphatic, aromatic and / or cycloaliphatic carboxylic acids or their Anhydrides, polyhydric alcohols, in the case of imide-containing compounds containing polyesteramino groups, optionally with a proportion of monofunctional compounds, for example monohydric alcohols.
  • the saturated polyesterimides are preferably based on terephthalic acid polyesters, which besides diols also polyols and as an additional dicabonic acid component Reaction product from diaminodiphenylmethane and trimellitic anhydride can contain.
  • unsaturated polyester resins and / or polyester imides can also be used.
  • Unsaturated polyesters and / or polyester imides are preferably used.
  • Polyamides for example, can also be used as component B) thermoplastic polyamides as well as polyamideimides, e.g. be made from Trimellitic anhydride and the isocyanato-diphenylmethane.
  • component B) Phenolic resins and / or polyvinyl formals which can be used are, for example, novolaks, obtainable by polycondensation of phenols and aldehydes, or Polyvinyl formal, available from polyvinyl alcohols and aldehydes and / or Ketones.
  • Capped isocyanates such as e.g. Adducts of polyols, amines, CH-acidic compounds (e.g. acetoacetic ester, Malonic esters and the like) and diisocyanates, the usual way of capping Cresols and phenols can be used.
  • compositions, pigments and / or fillers can be used as component C) contain, for example coloring inorganic and / or organic pigments, such as Titanium dioxide or carbon black, and effect pigments, such as metal flake pigments and / or Pearlescent pigments.
  • coloring inorganic and / or organic pigments such as Titanium dioxide or carbon black
  • effect pigments such as metal flake pigments and / or Pearlescent pigments.
  • conventional paint additives can be used as additives be included, for example extenders, plasticizing components, Accelerators (e.g. metal salts, substituted amines), initiators (e.g. Photoinitiators, warmth-sensitive initiators), stabilizers (e.g. Hydroquinones, quinones, alkylphenols, alkylphenol ethers), defoamers, Leveling agents.
  • compositions can contain organic solvents such as aromatic hydrocarbons, N-methylpyrrolidone, cresols, phenols, xylenols, styrenes, vinyl toluene, methyl acrylates.
  • organic solvents such as aromatic hydrocarbons, N-methylpyrrolidone, cresols, phenols, xylenols, styrenes, vinyl toluene, methyl acrylates.
  • the compositions according to the invention can contain, for example, 30 to 95% by weight of organic solvents.
  • composition according to the invention can also be used conventional wire enamels are mixed and then after usual Procedures are applied.
  • the application of the composition according to the invention can be carried out independently of Art and diameter of the wire used are carried out by customary methods.
  • there the wire can be coated directly with the composition according to the invention and then baked in an oven. Coating and baking can be done several times if necessary.
  • the arrangement of the stoves can be done horizontally or vertically, the coating conditions such as Duration and number of coatings, baking temperature, Coating speed depending on the type of to be coated Wire can be designed.
  • the coating temperatures in range from room temperature to 400 ° C.
  • paint ambient temperatures above 400 ° C, for example up to 800 ° C and above be possible without impairing the quality of the Coating according to the invention can be determined.
  • the components of the invention Composition, in particular component A) and component B), enter into a chemical reaction with each other.
  • component A) and component B enter into a chemical reaction with each other.
  • transesterification reactions for example transesterification reactions, polymerization reactions, Addition reactions, condensation reactions.
  • condensation reactions According to the preferred Use for component A) and B) can be preferred condensation reactions expire.
  • composition according to the invention can be used regardless of the type and the diameter of the wire, for example wires with with a diameter of 5 ⁇ m to 6 mm.
  • wires they are Usable usual metallic conductors, for example made of copper, aluminum, Zinc, iron, gold, silver or alloys thereof.
  • the coating composition according to the invention can be part of a Multi-layer coating of the wire may be included.
  • This multi-layer paint job can contain at least one coating composition according to the invention.
  • the wires can be made with or without existing coatings be coated.
  • Existing coatings can be, for example Insulation coatings and flame retardant coatings.
  • the layer thickness of the coating according to the invention can differ greatly.
  • Coatings can also e.g. as a topcoat for improved mechanical protection as well as the creation of desired surface properties and smoothing serve.
  • Compositions are particularly suitable as topcoats the basis of polyamides, polyamideimides and polyimides.
  • composition according to the invention is also suitable as Single-order.
  • the composition can be applied in customary layer thicknesses become. Thin layers can also be applied without the Partial discharge resistance achieved according to the invention as well as the adhesion, the strength and stretchability of the coatings is affected.
  • the dry layer thickness can vary according to the standardized values for thin and thick wires.
  • the coatings achieved with the composition according to the invention enable an increased compared to the previously known compositions Partial discharge resistance of the coating, creating a permanent load under Exposure to high voltages, especially pulsed voltages, becomes possible. They are characterized by an increased durability and a long service life compared to coatings based on monomers and / or polymeric element-organic compounds alone.
  • the Partial discharge resistance of the coated wires can be increased so that these are particularly suitable for use under high voltage loads and Loads of pulsed high voltages.
  • thermometer and distillation unit 261.2 g of tris (2-hydroxyethyl) isocyanurate (THEIC), 93.2 g of ethylene glycol, 194.2 g of dimethyl terephthalate (DMT) and 0.5 g of zinc acetate in 4 hours at 210 ° C heated. 60 g of methanol are distilled off. After cooling to 150 ° C Add 192.1 g trimellitic anhydride (TMA) and 99.0 g methylenedianiline (DADM). Within 3 hours the mixture is heated to 220 ° C. with stirring and a further 3 Heated at this temperature for hours. 33 g of water are distilled off. Now cooling to 180 ° C. and addition of 500 g cresol.
  • TMA trimellitic anhydride
  • DADM methylenedianiline
  • the present resin solution with 882.0 g of cresol, 273.0 g Solvesso 100, 100.0 g xylene, 9.0 g of a commercially available phenolic resin A, 45.0 g of a commercially available phenolic resin B and 18.0 g of ortho-titanium acid tetra-butyl ester ready-made.
  • the resulting wire enamel has a solids content of 31.3% and one Viscosity of 410 mPas.
  • thermometer and distillation unit 13 0.5 g of tris (2-hydroxyethyl) isocyanurate (THEIC), 62.0 g of ethylene glycol, 194.2 g of dimethyl terephthalate (DMT) with 180.0 g of an OH-functional Si-O particle (average radius: 25 nm), manufactured as by Ralph K. Iller, Loc. cit ,. described, mixed well with vigorous stirring at 70 to 80 ° C and then heated to 210 ° C. in 4 hours with 0.5 g of zinc acetate. 60 g Methanol distilled off.
  • TEEIC tris (2-hydroxyethyl) isocyanurate
  • DMT dimethyl terephthalate
  • Si-O particle average radius: 25 nm
  • TMA Trimellitic anhydride
  • DADM methylenedianiline
  • the present resin solution with 900.0 g of cresol, 284.5 g Solvesso 100, 100.0 g xylene, 9.2 g of a commercially available phenolic resin A, 46.2 g of a commercially available phenolic resin B and 18.4 g of ortho-titanium acid tetra-butyl ester ready-made.
  • the resulting wire enamel has a solids content of 30.8% and one Viscosity of 380 mPas.
  • thermometer and distillation unit 261.2 g of tris (2-hydroxyethyl) isocyanurate (THEIC), 93.2 g of ethylene glycol, 194.2 g of dimethyl terephthalate (DMT) and 0.5 g of zinc acetate in 4 hours at 210 ° C heated. 60 g of methanol are distilled off. After cooling to 150 ° C Add 192.1 g trimellitic anhydride (TMA) and 99.0 g methylenedianiline (DADM). Within 3 hours the mixture is heated to 220 ° C. with stirring and a further 3 Heated at this temperature for hours. 33 g of water are distilled off. Now cooling to 180 ° C.
  • TMA trimellitic anhydride
  • DADM methylenedianiline
  • the present resin solution with 1100.0 g Cresol, 355.0 g Solvesso 100, 129.0 g xylene, 11.0 g of a commercially available Phenolic resin A, 50.0 g of a commercially available phenolic resin B, ready-made.
  • the resulting wire enamel has a solids content of 30.5% and one Viscosity of 370 mPas.
  • Solids content 1g, 1h, 180 ° C [%] DIN EN ISO 3251 Viscosity at 25 ° C [mPas] or [Pas] DIN 53015

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Paints Or Removers (AREA)
  • Organic Insulating Materials (AREA)
  • Conductive Materials (AREA)
  • Inorganic Insulating Materials (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Claims (14)

  1. Composition de revêtement pour conducteurs électriques, contenant :
    A) 1 à 60% en poids de particules réactives avec un rayon moyen situé dans l'intervalle allant de 1 à 300 nm, à base d'un réseau élément-oxygène avec élément choisi parmi la série silicium, zinc, aluminium, étain, bore, germanium, gallium, plomb, les métaux de transition, les lanthanides et les actinides ;
    B) 0 à 90% en poids d'un ou de plusieurs liants usuels, et
    C) 0 à 95% en poids d'un ou de plusieurs additifs, solvants, pigments et/ou charges usuels,
    où sur la surface du réseau élément-oxygène des particules réactives, sont liées des fonctions réactives R1 et le cas échéant, des fonctions non réactives et/ou partiellement réactives R2 et R3 par l'oxygène du réseau,
    où R1 compose jusqu'à 98% en poids, R2 et R3 composent de 0 à 97% en poids des particules réactives, dans lesquelles
       R1 représente des restes d'esters d'acide métallique, NCO, des radicaux uréthanne, des radicaux époxyde, époxy, anhydride d'acide carboxylique, des systèmes à double liaison C=C, OH, des alcools, esters, éthers liés par un oxygène, des chélatants, COOH, NH2, NHR4 et/ou des composants résiniques réactifs ;
       R2 représente des restes aromatiques, aliphatiques, dérivés d'acide gras, des esters et/ou des éthers ;
       R3 représente des restes résiniques ;
       R4 représente des restes de résines acrylate, phénol, mélamine, polyuréthanne, polyester, polyesterimide, polysulfure, époxyde polyamide, polyvinylformal, des aromatiques, aliphatiques, des esters, des éthers, des alcoolates, des graisses ou des chélatants.
  2. Composition de revêtement selon la revendication 1, caractérisée en ce que le reste R1 représente OTi(OR4)3, OZr(OR4)3, acétylacétonate, 2-hydroxyéthanolate, diéthylèneglycolate,
  3. Composition de revêtement selon la revendication 1 ou 2, caractérisée en ce que la fonction R3 représente les restes de polyesterimide et/ou de THEIC-polyesterimides.
  4. Composition de revêtement selon la revendication 1, 2 ou 3, caractérisée en ce que la fonction R4 représente les restes de résines acrylate, aminotriéthanolate, acétylacétonate, de résines polyuréthanne et/ou butyldiglycolate.
  5. Composition de revêtement selon les revendications 1 à 4, caractérisée en ce que les particules réactives du composant A contiennent un réseau d'éléments liés par l'oxygène de la série du titane, de l'aluminium, du silicium et/ou du zirconium.
  6. Composition de revêtement selon les revendications 1 à 5, caractérisée en ce que les particules réactives du composant A présentent un rayon moyen allant de 2 à 80 nm.
  7. Composition de revêtement selon les revendications 1 à 6, caractérisée en ce que comme composé élément-organique monomère et/ou polymère, sont présents un ester d'acide ortho-titanique, un ester d'acide ortho-zirconique,le tétralactate de titane, le tétrabutoxyde de hafnium, le silicate de tétraéthyle et/ou une résine de silicone.
  8. Procédé de revêtement de conducteurs métalliques par application d'une composition de revêtement, caractérisé en ce que l'on applique une composition de revêtement selon l'une quelconque des revendications 1 à 7.
  9. Procédé selon la revendication 8, caractérisé en ce que la composition de revêtement est brûlée après l'application.
  10. Procédé selon la revendication 8, caractérisé en ce que l'on envisage comme conducteur métallique, un fil conducteur électrique.
  11. Procédé selon les revendications 8 à 10, caractérisé en ce que l'on met en oeuvre un conducteur électrique pré revêtu.
  12. Procédé selon les revendications 8 à 11, caractérisé en ce que la composition de revêtement selon l'une quelconque des revendications 1 à 7 est mise en oeuvre comme application monocouche et/ou comme laque de fond, intermédiaire et/ou de couverture.
  13. Utilisation de la composition de revêtement selon l'une quelconque des revendications 1 à 7, pour le revêtement de conducteurs métalliques.
  14. Conducteur revêtu, obtenu en utilisant la composition de revêtement selon l'une quelconque des revendications 1 à 7.
EP00915160A 1999-03-06 2000-03-01 Composition de revetement pour conducteurs metalliques et procede de revetement a l'aide de ladite composition Expired - Lifetime EP1166283B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19909954A DE19909954A1 (de) 1999-03-06 1999-03-06 Beschichtungszusammensetzung für metallische Leiter und Beschichtungsverfahren unter deren Verwendung
DE19909954 1999-03-06
PCT/EP2000/001720 WO2000054286A1 (fr) 1999-03-06 2000-03-01 Composition de revetement pour conducteurs metalliques et procede de revetement a l'aide de ladite composition

Publications (2)

Publication Number Publication Date
EP1166283A1 EP1166283A1 (fr) 2002-01-02
EP1166283B1 true EP1166283B1 (fr) 2003-10-15

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EP00915160A Expired - Lifetime EP1166283B1 (fr) 1999-03-06 2000-03-01 Composition de revetement pour conducteurs metalliques et procede de revetement a l'aide de ladite composition

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Country Link
US (1) US6908692B1 (fr)
EP (1) EP1166283B1 (fr)
JP (1) JP4384362B2 (fr)
KR (1) KR100472738B1 (fr)
CN (1) CN1192397C (fr)
AT (1) ATE252270T1 (fr)
AU (1) AU763369B2 (fr)
BR (1) BR0008834B1 (fr)
CA (1) CA2362157C (fr)
DE (2) DE19909954A1 (fr)
MX (1) MXPA01009033A (fr)
PL (1) PL200701B1 (fr)
TR (1) TR200102579T2 (fr)
WO (1) WO2000054286A1 (fr)

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US9019060B2 (en) 2010-06-22 2015-04-28 Abb Research Ltd. Electrical conductor with surrounding electrical insulation

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KR100412077B1 (ko) * 2001-08-14 2003-12-24 한국기계연구원 고온초전도 장선재용 열적절연 코팅용액 및 그 제조방법
DE10163797A1 (de) * 2001-12-22 2003-06-05 Dupont Performance Coatings Verfahren zur Beschichtung von metallischen Leitern
US20030129396A1 (en) 2001-12-27 2003-07-10 Gerhard Kiessling Coating composition for metal conductors and coating process involving the use thereof
TWI227806B (en) * 2002-05-30 2005-02-11 Fujitsu Display Tech Substrate for liquid crystal display, liquid crystal display having the same, and method of manufacturing the same
EP1563514A1 (fr) * 2002-10-04 2005-08-17 Rensselaer Polytechnic Institute Composites nanometriques en tant que structures dielectriques ameliorees
US7579397B2 (en) 2005-01-27 2009-08-25 Rensselaer Polytechnic Institute Nanostructured dielectric composite materials
JP5541864B2 (ja) * 2005-08-25 2014-07-09 コーティングス フォーリン アイピー カンパニー， エルエルシー 変性ナノ粒子
JP4975032B2 (ja) * 2005-08-25 2012-07-11 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 耐引掻性自動車コーティングの製造方法
US20070087201A1 (en) * 2005-10-13 2007-04-19 Michael Wimmer Self-bonding coating composition
US7964236B2 (en) * 2005-10-18 2011-06-21 Elantas Pdg, Inc. Use of nanomaterials in secondary electrical insulation coatings
DE102006041738A1 (de) * 2006-09-04 2008-03-06 Leibniz-Institut Für Neue Materialien Gemeinnützige Gmbh Zusammensetzung zur Beschichtung elektrischer Leiter und Verfahren zur Herstellung einer solchen Zusammensetzung
US9006350B2 (en) * 2006-12-22 2015-04-14 Axalta Coating Systems Ip Co., Llc Selfbonding enamels based on new polyester amide imides and polyester amides
EP1983022A1 (fr) * 2007-04-16 2008-10-22 Altana Electrical Insulation GmbH Vernis pour fil de fer nano-modifié et fils de fer vernis avec celui-ci
EP2152792A1 (fr) * 2007-06-12 2010-02-17 E. I. Du Pont de Nemours and Company Composition de revêtement d'isolation pour acier électrique
US20090162538A1 (en) * 2007-12-20 2009-06-25 Frank-Rainer Boehm Composition for fixing wound items
CA2807178A1 (fr) * 2010-09-24 2012-03-29 E. I. Du Pont De Nemours And Company Composition de revetement pour conducteurs metalliques
US8796372B2 (en) 2011-04-29 2014-08-05 Rensselaer Polytechnic Institute Self-healing electrical insulation
WO2012159049A1 (fr) 2011-05-18 2012-11-22 E. I. Du Pont De Nemours And Company Composition de revêtement pulvérulente
US9657192B2 (en) 2011-12-20 2017-05-23 Axalta Coating Systems Ip Co., Llc Coating process with self-crosslinkable composition for electrical steel sheet
CN104616743B (zh) * 2015-02-05 2017-01-25 江苏亚威变压器有限公司 干式电力变压器用高疏水性漆包线
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Also Published As

Publication number Publication date
MXPA01009033A (es) 2002-09-18
KR100472738B1 (ko) 2005-03-08
AU3656800A (en) 2000-09-28
DE19909954A1 (de) 2000-09-28
US6908692B1 (en) 2005-06-21
BR0008834B1 (pt) 2010-04-06
EP1166283A1 (fr) 2002-01-02
CN1192397C (zh) 2005-03-09
DE50004076D1 (de) 2003-11-20
AU763369B2 (en) 2003-07-17
KR20010110654A (ko) 2001-12-13
PL350766A1 (en) 2003-01-27
CA2362157C (fr) 2008-05-06
PL200701B1 (pl) 2009-01-30
BR0008834A (pt) 2002-04-23
CN1343363A (zh) 2002-04-03
TR200102579T2 (tr) 2002-06-21
CA2362157A1 (fr) 2000-09-14
ATE252270T1 (de) 2003-11-15
WO2000054286A1 (fr) 2000-09-14
JP4384362B2 (ja) 2009-12-16
JP2002539288A (ja) 2002-11-19

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