Gouache paint is made from water and toner and is soluble in water. Therefore, painting on latex paint walls will be affected by two effects
One is that after painting, such as In humid weather, wall paintings will become damp and seep water (because of the nature of gouache paint, it is easy to absorb water, and when the moisture in the air is absorbed, small water droplets will appear after accumulation and saturation)
Another The impact is that if it is humid, dry weather, or the air conditioner is turned on, the wall will easily peel after absorbing the moisture accumulated on the wall
In addition, if you are painting a landscape, the paint used in the painting is usually relatively thin. If you add too much water, the color of the picture will easily become lighter and lighter when exposed to dry and wet environmental changes for a long time.
It is recommended to use acrylic paint, but be careful when painting acrylic. Acrylic dries very quickly, so you must think about it first. How to paint, the steps must be correct, otherwise it is not suitable to modify
However, acrylic paints are relatively expensive. If you are painting a large area of ??wall, it is not recommended to use acrylic paints