Notably, polyethylene terephthalate (PET) and polybutylene terephthalate (PBT) represent two widely recognized polyester variants, with PET commonly employed in fiber production and PBT favored for ...
and synthetic fibers from natural gas or petroleum, to make polyester, nylon, and olefins. Fibers and filaments also include ceramic fibers which are used to line industrial furnaces. Ceramic fibers ...