Ethylene. LLC is a leading manufacturer of high performance, seamless fluoropolymer lined components designed to protect and restore equipment used in chemical, petrochemical and pharmaceutical industries. We offer a broa......Ethylene. LLC is a leading manufacturer of high performance, seamless fluoropolymer lined components designed to protect and restore equipment used in chemical, petrochemical and pharmaceutical industries. We offer a broad range of both standard and customized corrosion resistant products lined with seamless PTFE fluoropolymers. Ethylene, LLC is a leading developer and supplier of protective coatings for power generation, industrial and aerospace applications. The company operates service centers throughout the industrialized world to serve original equipment manufacturers, electric utilities, industrial processing facilities and airlines. Flexijoint®, Ethylarmor®, FLO-VU® and pHampler® are registered trademarks of Ethylene LLC.