STEEL SHEET FOR TOP COVER OF BATTERY PACK AND ITS MANUFACTURING METHOD

The invention deals with a top cover of a battery pack comprising a metallic coated steel sheet wherein said metallic coating is topped by an organic coating and wherein said organic coating has two layers, the first layer of the organic coating in contact with the metallic coating having a thicknes...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KRIM, Tarek, DOSDAT, Laurence, BESSON, Aurélie, SANZEY, Pascale, ALLELY, Christian
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ALLOYS APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL BASIC ELECTRIC ELEMENTS CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL ELECTRICITY FERROUS OR NON-FERROUS ALLOYS INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM METALLURGY PERFORMING OPERATIONS PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY SPRAYING OR ATOMISING IN GENERAL SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	The invention deals with a top cover of a battery pack comprising a metallic coated steel sheet wherein said metallic coating is topped by an organic coating and wherein said organic coating has two layers, the first layer of the organic coating in contact with the metallic coating having a thickness of 2 to 25 µm, and the second layer of the organic being based on polyester or polyurethane.