Antique finishing method for cobblestone painting wall surfaces of outer wall of historic building

Abstract

The invention provides an antique finishing method for cobblestone painting wall surfaces of an outer wall of a historic building. According to the antique finishing method for the cobblestone painting wall surface, subjected to local repairing and vacancy filling, of the outer wall of the historic building, the surfaces of mortar bonding layers between the cobblestone painting wall surfaces subjected to local repairing and vacancy filling are covered with color matching coatings, the color matching coatings are prepared from mineral color system powder and an inorganic siloxane solution in amixed mode and prepared from a polyurethane acrylate solution and the inorganic siloxane solution in a mixed mode, one or two transition zones are further arranged at the boundary of the mortar bonding parts of the cobblestone painting wall surfaces subjected to local repairing and vacancy filling and the adjacent unrepaired mortar bonding parts, transition color matching coatings are further brushed on the transition zones, the color of the transition color matching coatings is transition color between the target repair color of the repairing parts and the original color of the adjacent unrepaired mortar bonding parts, and thus the effect of antique finishing of the mortar bonding layers of the cobblestone painting wall surfaces of the outer wall of the historic building is achieved.

Description

technical field [0001] The invention relates to a method for making the wall surface painted with pebbles on the exterior wall of a historical building. Background technique [0002] The exterior walls of historic buildings have experienced natural erosion and man-made damage for nearly a hundred years, and many diseases can no longer be restored to their original state through simple repairs. [0003] For the sake of the unity and appreciation of the appearance of historical buildings, the principle of repairing the old as the old and repairing the old as the old is still advocated. The repair is as old as before, and the ideal repair is to use the materials retained on the original exterior wall or the secondary use of some materials removed by itself. When there is no remaining material or part of the removed material cannot be reused, it is necessary to find similar alternative materials for repair. However, under such circumstances, the restored building "looks brand ...

AI Technical Summary

Problems solved by technology

[0004] The object of the present invention is to provide a kind of old-fashioned method and color system formula of the pebble plastered wall of the exterior wall of historical building, concrete historical protection building, exterior cobblestone plastered metope after local repairing, fill-up. There is a problem that after the partial repair of the cobblestone painted wall on the exterior wall, the color of the old and new walls is inconsistent, and the effect of repairing the old as before cannot be achieved

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