A polymerisation product of styrene. Polystyrene is one of the most commonly used plastic materials. For many years it has been processed by injection moulding, extruding or blowing. Because of its structure, it is transparent, hard and brittle. A disadvantage is its low thermal and chemical resistance.
Trade name Lacqrene® by ATO Vestyron® by Innovene Edistir® by Montedison