Old method of painting the wall with cobblestones on the exterior wall of historic buildings

Abstract

The invention provides an old method for painting the wall surface with pebbles on the exterior wall of a historical building. In the method for making the wall surface of the wall painted with cobblestones after partial repair and filling, the external wall of the historical building is covered by covering the wall after partial repair and filling. The color-blocking agent coating on the surface of the mortar adhesive layer between the cobblestone plastered walls, the color-blocking agent coating is composed of mineral color powder and inorganic siloxane solution, which is composed of acrylic polyurethane solution and inorganic siloxane It is prepared by mixing alkane solution. One or two transition zones are also set at the boundary between the mortar bonding part of the cobblestone plastered wall after partial repair and filling and the adjacent unrepaired mortar bonding part. Also brushed with a transitional coat of color blocker, the color of which is the transition color between the target repair color of the repaired section and the original color of the adjacent unrepaired mortar bonded section, up to the historic The cobblestone plastering and mortar adhesive layer on the exterior wall of the building restores the old-fashioned effect.

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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