Interior and exterior wall putty powder

Abstract

The invention discloses interior and exterior wall putty powder. The interior and exterior wall putty powder comprises the following components in parts by weight: 100 to 300 parts of white cement, 50 to 100 parts of ash calcium, 300 to 500 parts of ground calcium carbonate, 50 to 100 parts of talcum powder, 150 to 350 parts of silica sand, 2 to 6 parts of dispersible emulsion powder, 1 to 3 parts of cellulose ether, 2 to 6 parts of starch ether and 2 to 3 parts of water repellent. The interior and exterior wall putty powder is high in waterproof strength, unlikely to pulverize, low in dry shrinkage strength, good in crack resistance, suitable for smearing and leveling an interior wall and an exterior wall of the civil building and the industrial building and particularly suitable for the fields such as the damp basement.

Description

technical field [0001] The invention relates to a putty powder for interior and exterior walls. Background technique [0002] Before paint construction, in order to fill the gaps in the construction surface and correct the curve deviation of the construction surface, putty is usually used to obtain a uniform and smooth paint surface. Putty is generally composed of base material, filler, water and additives. However, when decorating the interior and exterior walls, when the climate has high humidity and moisture, it is easy to cause black spots on the interior and exterior surfaces, and peeling, powdering, and shedding phenomena occur, and the service life of the wall effect is short. Contents of the invention [0003] The object of the present invention is to provide a putty powder that is not prone to mildew and peeling in order to solve the defects in the prior art. [0004] In order to achieve the above object, the present invention provides a kind of putty powder...

AI Technical Summary

Problems solved by technology

However, when decorating the interior and exterior walls, when the climate is humid and humid, it is easy to cause black spots on the interior and exterior surfaces, and peeling, powdering, and peeling phenomena occur, and the service life of the wall effect is short.