polyhydantoin

https://doi.org/10.1351/goldbook.15282
Polymer composed of macromolecules containing hydantoin (imidazolidine-2,4-dione) rings in the backbone:
polyhydantoin
where \(\ce{R}\) is hydrogen, or an alkyl, aryl, or heteroaryl group.
polyhydantoin
Note: Polyhydantoins are a subclass of polyimides.
Example:
polyhydantoin
Source:
PAC, 2009, 81, 1131. (Glossary of class names of polymers based on chemical structure and molecular architecture (IUPAC Recommendations 2009)) on page 1156 [Terms] [Paper]