| 摘要 |
To provide a method for the spot repair of a scratch-resistant paint film with which the mist outside the part which is the subject of the repair is sanded off easily, with which peeling of the thin film part of the clear paint film is not liable to occur, and with which it is possible to obtain an appearance such that the boundary of the spot repair part and the unrepaired part is difficult to find. [Means of Resolution] A method for the spot repair of a scratch-resistant paint film which includes (a) a process in which the part which is the subject of the repair whereon a scratch-resistant clear paint film has been coated is sanded, (b) a process in which the part which is to be clear gradation painted outside the part which is the subject of the repair is sanded with an abrasive material, (c) a process in which the part which is the subject of the repair is painted with a color base- paint, (d) a process in which a clear paint is applied wet-on-wet without curing the color base-paint, (e) a process in which clear paint which has been diluted with a gradation agent is applied to the part which is to be gradation painted, (f) a drying process and (g) a process in which the parts which have been gradation painted are polished, which is characterized in that (1) the aforementioned clear paint is a paint of the two- liquid type of the isocyanate curing type and (2) the aforementioned gradation agent includes a solvent which includes ethyl ethoxypropionate, acrylic resin, surfactant and curing catalyst and the amount of ethyl ethoxypropionate in the gradation agent is from 5 to 50 mass% and the acrylic resin content as solid fraction is from 1 to 5 mass% |
