Polypropylene (PP), also known as polypropene, is a thermoplastic polymer used in a wide variety of applications. It is produced via chain-growth polymerization from the monomer propylene.
Effect of UV exposure on polypropylene rope
Polypropylene lid of a Tic Tac box, with a living hinge and the resin identification code under its flap
A polypropylene chair
Polypropylene items for laboratory use. Blue and orange closures are not made of polypropylene.
A thermoplastic, or thermosoftening plastic, is any plastic polymer material that becomes pliable or moldable at a certain elevated temperature and solidifies upon cooling.
Stress-strain graph of a thermoplastic material