METHOD FOR IMPROVING THE PHOSPHATABILITY OF METAL SURFACES WHICH ARE PROVIDED WITH A TEMPORARY PRE- OR POST-TREATMENT

The present invention relates to a method for producing a formed component, comprising at least the following steps: (A) providing a steel strip product; (B) skin-passing the steel strip product from step (A); (C) applying a functional coating to the steel strip product from step (B); (D) forming th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	JUNGE, Fabian, ALTGASSEN, Christian
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	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 INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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Beschreibung
Zusammenfassung:	The present invention relates to a method for producing a formed component, comprising at least the following steps: (A) providing a steel strip product; (B) skin-passing the steel strip product from step (A); (C) applying a functional coating to the steel strip product from step (B); (D) forming the steel strip product from step (C) in order to obtain a formed component; (E) removing the functional coating from the formed component from step (D); (F) applying activation particles to the formed component from step (E); and (G) applying a phosphate coating to the formed component from step (F), wherein additional activation particles are applied to the steel strip product before and/or during step (B) and/or before and/or during step (C).