Poster "Bullytrader" on the german Ariva.de thread mentioned:
https://www.trelleborg.com/en
Many oppertunities, eg
https://www.trelleborg.com/en/applied-technologies/products--and--solutions/passive--fire--protection/firestop
You can find some history with graphene.. Research with Haydale..
It looks like a good fit for FGR,
Have a nice day,
L
