PROPERTIES OF ACRYLIC PAINTS
A by-product of the then new plastics industry, acrylics were invented in the 1950s. They are as versatile as oil paints and have some unique qualities of their own.
One of these—vital from the beginners’ point of view—is that they dry very quickly, so that you can overpaint as much as you like. You can, of course, overpaint with oils but, because they are slow-drying, there is always a risk of churning up the colours and creating a muddy mess. Acrylics, once dry, are immovable, so that each new layer completely covers the one below without picking up any colour from it. Another advantage is that you can paint on more or less anything, from paper and board to canvas, and the surface needs no preparation or “priming”.
The disadvantages of acrylics are that changes to the picture can only be made by overpainting, and the paint dries so fast that it cannot be moved around on the surface to the degree that oil paints can. Also, brushes must always be left in a container of water or washed regularly, otherwise they will be ruined. However, the virtues of acrylics far outweigh these minor vices, and those new to painting could find them the perfect medium with which to begin. Continue reading Georgina’s Tips on Acrylic Paint