JP3979362B2 - How to repair the decorative surface of the sheet - Google Patents

Description

  The invention of this application relates to a method for repairing a sheet-fitted decorative surface. More specifically, the invention of this application relates to a method for repairing a sheet-applied decorative surface on a wall surface such as a bathroom wall or a floor surface.

  Conventionally, it has been carried out to repair defects such as scratches and dirt locally generated on the coating surface for makeup. In general, the following method has been adopted as a method for such repair.

  1) First, the defective part that needs repair is polished to improve the adhesion with the paint for repair, and 2) The same color as the original color of the defective part by mixing multiple types of paint on site A paint having a color adjusted to a color close to this is applied to the defective portion and dried. 3) Next, the swelled portion of the dried paint is polished to make the heights of the defective portion and the peripheral portion uniform. 4) Further, the surface is polished with a fine compound to give a glossy surface.

  However, in the case of this conventional general repair method, there is a problem that the repair operator must color the paint on site, and it is very difficult to prevent unevenness of the color tone due to this color matching, Moreover, in the case where the defective portion is not a single color but a color pattern portion constituted by different colors, there is a problem that the repair is practically impossible. In addition, a plurality of types of paints are required to be brought to the site, and the burden for that is large. In addition, it is not easy to avoid the influence on the places other than the defective parts in the application with the paint.

  Therefore, as a method for solving such problems, a method for repairing a painted surface of a building using a repair sheet having a coating film formed in the same painting process as the painted surface has been proposed. (Patent Document 1).

In this method, after removing the defective part of the building painted surface which needs repairing so that it may become a predetermined shape, the said repair sheet | seat is stuck on a defective part. According to the proposed method using the repair sheet, it is considered that the conventional problem of occurrence of uneven color tone can be solved and the repair of the color pattern portion can be made possible.
JP-A-6-3178028

  On the other hand, in recent years, it has been generally performed to construct a decorative surface of a building by attaching a decorative sheet, and these decorative sheets are used for various wall surfaces, floors, and the like, in addition to watering parts such as bathroom walls. It is used for makeup such as surfaces and ceilings. And in the makeup | decoration surface where such a decorative sheet was stuck, it is necessary to repair this with respect to generation | occurrence | production of the local damage | wound and dirt.

  However, in repairing the decorative sheet sticking surface, not only the conventional method of applying paint as described above but also the method described in Patent Document 1 using a repair sheet cannot be considered. On the application surface of the decorative sheet, the removal of the defective part that requires repair itself is essentially different from the case of the painted surface, and only the required part is not affected around the defective part. The fact is that no method has been found for removal. This means that in the case of bathroom walls, etc., around the water, the application surface of the decorative sheet affects the waterproofness and water resistance, and the adhesion strength and durability of the sheet also at other sites. In particular, it must be noted from the viewpoints of properties and light resistance.

  Further, in many cases, the sheet itself is configured as a complex color pattern portion using a plurality of colors. Also from this point, it is not easy to repair a defective portion that requires repair. For this reason, the repair of the sheet-applied decorative surface must be carried out as a method that is easy to repair at the local site and that can suppress the influence on the surroundings without feeling uncomfortable with the surroundings. In reality, such a repair method has not yet been established.

  Therefore, the invention of this application solves the current problems as described above, makes it possible to repair a complex color pattern part, and to cause a sense of discomfort with the periphery of the defect part. It is an object of the present invention to provide a new method capable of simply repairing a decorative surface with a sheet attached while suppressing the influence on the surface.

In order to solve the above problems, the invention of this application is a method for repairing a decorative surface to which a sheet is applied. First, a base color portion of a sheet is provided around a defect portion that requires repair. By selecting and cutting and heating, the sheet part including the defective part is removed, and the sheet material of the same pattern as this is adhered , and the base color and the boundary part after the sheet material is adhered Provided is a method for repairing a sheet-applied decorative surface, characterized in that the boundary portion is concealed by applying a paint of the same color .

Secondly, in the above method, the method of repairing the decorative surface of the sheet is characterized by polishing the paint-applied portion to give a mirror finish, and third , clearing the attached sheet material and the mirror finish portion Provided is a method for repairing a sheet-applied decorative surface characterized by painting.

According to the first invention of this application as described above, it is possible to selectively and easily remove the defective portion of the sticking sheet that is required to be repaired, and to the surrounding sheets that are stuck without being removed. By applying a sheet material having the same pattern while suppressing the influence, it is possible to repair the decorative surface with the sheet applied without causing a sense of incongruity with the surroundings. Furthermore, by focusing on the base color, it is possible to easily perform a repair without feeling uncomfortable with the surroundings.

The effect that the selective defect portion can be easily removed while suppressing the influence on the surroundings according to the first invention is that the sticking to the decorative surface is waterproof, water resistant, durable, etc. It is extremely important and remarkable in the cosmetics of the surrounding area such as the bathroom wall where special physical properties must be taken into consideration.

Further, according to the first invention, by paying attention to the base color, conveniently, the effect of the Ru is possible without repair and surrounding incongruity feeling, and more significant in the second and third invention Become. In addition, according to the third aspect of the invention, the boundary protection effect can be obtained.

  The invention of this application has the features as described above, and an embodiment thereof will be described below.

  Referring to the drawings, for example, FIG. 1 illustrates a part of the decorative sheet (1) attached to the bathroom wall. In this example, the light green base color (2) is yellow. In the pattern in which the star is arranged, a defect (3) due to scratches is generated in a part of the star. Therefore, for example, according to the procedure illustrated in FIG. That is, it is as follows.

  <1> First, while selecting the base color (2) portion of the decorative sheet (1), a cut (4) is made around the defect portion (3) with a blade. Various kinds of blades may be used.

  <2> The heat shielding plate (5) is placed in the portion where the cut (4) is made, and the portion where the cut (4) is made is heated by heat. The heating means may be a resistance heater, infrared irradiation, and other various means, and the heat shielding plate is also made of various members having a low thermal conductivity such as ceramics or foamed resin. It may be.

  By heating, the sheet portion including the defect portion (3) with the cut (4) is easily peeled and removed. In connection with it, the base-material surface (6) to which the decorative sheet (1) is stuck will be exposed.

  Peeling and removal of the sheet part including such a defective part (3) is facilitated by the base material of the decorative sheet (1) being a thermoplastic film or sheet material.

  <3> Therefore, a sheet material (7) having the same pattern as the removed sheet portion is attached to the exposed base material surface (6).

  <4> A paint (8) having the same color as the base color (1) is applied to the boundary between the adhered sheet material (7) and the surrounding decorative sheet (1). Then, the paint (8) that has risen after drying is polished to make the height uniform, and more preferably polished with abrasive paper or fine compound to give a mirror finish, and then the mirror finish on the sheet material (7) and the boundary Apply clear paint to the part.

  Of course, the invention of this application is not limited to the above examples. Various aspects are possible, including means such as adhesive for sticking.

  As described above in detail, the invention of this application enables repair of a complex color pattern part, and also suppresses the occurrence of a sense of incongruity with the periphery of the defect part and the influence on the periphery of the defect part. Thus, there is provided a method capable of simply repairing the sheet-applied decorative surface.

It is the top view which illustrated the decorative sheet surface with a fault part. It is a work process top view which illustrated the repair method of a fault part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cosmetic sheet 2 Base color 3 Defect part 4 Cut 5 Heat shielding board 6 Base material surface 7 Sheet material 8 Paint

Claims (3)

This is a method for repairing the decorative surface of the sheet, and by selecting the base color part of the sheet around the defective part that needs repair, and then heating it, the sheet part including the defective part is heated. Removing and pasting a sheet material of the same pattern as this , applying a paint of the same color as the base color to the boundary portion after the sheet material is pasted, and concealing the boundary portion How to repair the surface. 2. The method of claim 1, wherein the paint-applied portion is polished to a mirror finish. 3. A method for repairing a sheet-applied decorative surface according to claim 2, wherein clear coating is applied to the adhered sheet material and the mirror finish.