🛠️ Invention or technique

Teflon (PTFE)

Teflón (PTFE)

Date
1938 · confidence high
Place
Deepwater, New Jersey, United States (Jackson Laboratory, DuPont)
Credited to
Roy Plunkett (DuPont)
People
👤 Roy J. Plunkett1910–1994
Field
Matter & energy

What it is

Polytetrafluoroethylene, discovered by accident, chemically inert and with the lowest known coefficient of friction. It was vital for the Manhattan Project's seals and later for the home.

What it led to

  • Uranium separation (resistance to hexafluoride)
  • Non-stick frying pans (Tefal, 1954) and Gore-Tex
  • Industrial and medical coatings
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