Polymer discovery By luisana valentina 1845 Nitrocellulose 1868 Rayon 1909 Bakelite 1920 Cellophone 1926 Venyl polychloride 1931 Neoprene 1935 nylon 1936 Polyethylene 1938 Teflon 1949 Tupperware 1966 Kevlar 1979 Polyesteramides
