PBT: medical grades
5 grades from BASF and Celanese. This family is part of the Polyesters (PBT, copolyester) polymer group, which has the full comparison and sterilization breakdown.
Data comes from public supplier literature (cited on each grade page). A blank cell means not stated in the source, not "no". Always confirm with the supplier's current documentation before use.
| Grade | Maker | Family |
|---|---|---|
| Ultradur PRO B4521 | BASF | PBT |
| Celanex 2401MT | Celanese | PBT |
| Celanex 2402MT | Celanese | PBT |
| Celanex 2404MT | Celanese | PBT |
| Celanex 2405MT | Celanese | PBT |