Pigments are coloured substances used in paint. Paints are a type of mixture called a colloid. They contain several components, including the pigment, a solvent and a binding medium.
Paints contain these ingredients:
- a pigment - gives the paint its colour
- a binding medium - a liquid polymer that hardens to form a continuous layer when the paint dries
- a solvent - dissolves the binding medium and makes the paint more fluid.
Paints are a type of mixture called a colloid. In a colloid, particles of one substance are mixed and dispersed with particles of another substance - but they are not…