1. What is PTFE? Understanding the Basics 1.1 What Does PTFE Mean? PTFE stands for Polytetrafluoroethylene. It’s a special type of plastic known for being very smooth, non-stick, and resistant to heat and chemicals. The most famous brand name for PTFE is Teflon, made by DuPont. That’s the same material used to coat non-stick frying pans, but