Otto Bayer

Otto Bayer (November 4, 1902 in Frankfurt – August 1, 1982 in Burscheid)[1] was a German industrial chemist at IG Farben who was head of the research group that in 1937 discovered the polyaddition for the synthesis of polyurethanes out of poly-isocyanate and polyol.[2]

Otto Bayer demonstrated in 1952 his invention Polyurethan

Dr. Bayer was not related to the founding family of Bayer Corp. Today polyurethanes are ubiquitous throughout modern life. He was a member of the board of directors and of the supervisory board of Bayer, and was also vice chairman of the supervisory board of Cassella in the 1950s.

Bayer was the 1975 recipient of the Charles Goodyear Medal.[3]


  1. ^ "Deutsches Kunststoff Museum: Otto Bayer". German Plastic Museum. Retrieved February 16, 2016.
  2. ^ Bayer, Otto (1947). "Das Di-Isocyanat-Polyadditionsverfahren (Polyurethane)". Angewandte Chemie. 59 (9): 257–272. doi:10.1002/ange.19470590901.; See also German Patent 728.981 (1937) I.G. Farben
  3. ^ "Charles Goodyear Medalists" (PDF). American Chemical Society Rubber Division. Archived from the original (PDF) on March 9, 2016. Retrieved February 16, 2016.