Process for repairing coated substrate surfaces

B - Operations – Transporting – 05 – D

Patent

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Details

B05D 3/06 (2006.01) B05D 1/28 (2006.01) B05D 5/00 (2006.01)

Patent

CA 2454240

The invention relates to a process for repairing coated substrate surfaces comprising the following successive steps:a) optionally preparing a blemished area to be repaired,b) providing a backing film coated on one side with an uncured or at least partially cured coating layer of a coating composition curable by means of high energy radiation,c) applying the backing film with its coated side onto the blemished area to be repaired,d) irradiating the coating applied in this manner onto the blemished area to be repaired with high energy radiation ande) removing the backing film, whereinthe coating is irradiated through the backing film and/or after removing the backing film.

L'invention concerne un procédé permettant de réparer des surfaces de substrat revêtu. Ce procédé comprend les étapes consistant a) à éventuellement préparer une zone avec défaut devant être réparée, b) à obtenir un film support recouvert d'un côté avec une couche de revêtement non durcie ou du moins partiellement durcie d'une composition de revêtement pouvant être durcie au moyen d'un rayonnement haute énergie c) à appliquer le film support son côté revêtu sur la zone devant être réparée, d) à irradier le revêtement appliqué de cette façon sur la zone à défaut devant être réparée avec un rayonnement haute énergie, et e) à retirer le film support. Le revêtement est irradié à travers le film support et/ou après le retrait du film support.

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