Polymer discovery By Juanma0609 1845 Nitrocellulose 1865 Celluloid 1908 Rayon 1909 Bakeite 1920 Cellophane 1926 Vinyl polychloride 1931 Neoprene 1935 Nylon 1936 polyethylene 1938 Teflon 1945 Tupperware 1966 Kevlar 1979 Polysteramides