Ultrason® E, S, P (PESU, PSU, PPSU)The Ultrason® resins are amorphous thermoplastics derived from polyethersulfone (PESU), polysulfone (PSU) and polyphenylsulfone (PPSU) and offer very high resistance to heat. Their wide spectrum of beneficial properties allows them to be molded into high-quality parts for household and catering gear, membrane filtration, automotive as well as E&E applications. They can be processed by almost all the techniques adopted for thermoplastics.