A non-stick surface is a surface engineered to reduce the ability of other materials to stick to it. A non-stick coating may be applied to a substrate to produce such a surface. Teflon Teflon is a trademark of DuPont used to refer to their non-stick products. Polytetrafluoroethylene (PTFE), a synthetic fluoropolymer which finds numerous applications. PTFE's most well known trademark in the industry is the DuPont brand name Teflon. Perfluorooctanoic acid is an artificial acid, one of its most com… (More on Non-stick)