polyphosphazenes_3

Polyphosphazenes are a class of synthetic polymers with an inorganic backbone consisting of alternating phosphorus and nitrogen atoms, offering tunable properties through organic side-group substitution. They are used in advanced applications requiring thermal stability, flame resistance, and chemical inertness, with particular value in aerospace, medical devices, and specialty coatings where conventional organic polymers fall short. Their phosphorus-nitrogen backbone provides inherent fire-retardancy without halogenated additives, making them attractive for regulated industries seeking safer, more durable alternatives to traditional elastomers and plastics.