Dr. Roy J. Plunkett and his team pictured in the DuPont laboratory where polytetrafluoroethylene (PTFE) was discovered in 1938, leading to the creation of...
2020年7月24日 — The Teflon brand currently belongs to a company Chemours which was spun off from DuPont. So while there is a chain of custody leading back to...
After receiving the product, we were very satisfied, got to know your company better, and found that you always adhere to the corporate philosophy of good faith, and we appreciate this attitude.