Patent ID: 7018682
Filing Date: 2006-03-28
Classification: B05D

Abstract:
1. A method of repairing at least one defective area in at least one stoving lacquer coating comprising the steps of: (a) applying a pulverulent powder coating directly to at least one defective area, wherein said powder coating has a mean particle size ranging from about 1 to about 90 μm and comprises a heat-curable binder system selected from the group consisting of a self-crosslinking system and an externally crosslinked system; and (b) melting and curing the applied powder coating by irradiation for 1 to 300 seconds with near infrared radiation in the wave length range from about 760 nm to about 1500 nm emitted by a high-energy near infrared radiation radiator having a radiation density of more than 1 W/cm