Polystyrenes

**Definition:** Polymerized forms of styrene used as a biocompatible material, especially in dentistry. They are thermoplastic and are used as insulators, for injection molding and casting, as sheets, plates, rods, rigid forms and beads.

**Tree numbers:** - D02.455.426.559.389.150.750.800.830 - D05.750.716.579 - D25.720.716.579 - J01.637.051.720.716.579

**Synonyms:** - Polystyrol