Spurred on by the work of Nobel Prize-winning scientists Karl Ziegler and Giulio Natta, these Basell predecessor companies were among the leaders of the polyolefin revolution that began in the late 1930s and 1950s.
Giulio Natta in 1964 also observed the formation of an unsaturated polymer when polymerizing cyclopentene with tungsten and molybdenum halides.
Polypropylene was invented by an Italian scientist, Giulio Natta, in 1954.
Giulio Romano | Giulio Tremonti | Giulio Andreotti | Giulio Einaudi | Giulio Angioni | Giulio Natta | Giulio Douhet | Giulio Caccini | Giulio Belli | Giulio Ricordi | Giulio Paolini | Giulio Clovio | Giulio Benso | Giulio Bartolocci | Giulio Roma | Giulio Questi | Giulio Petroni | Giulio Parigi | Giulio de' Medici (d. 1600) | Giulio de' Medici | Giulio Alberoni | ''The Battle of the Milvian Bridge (Giulio Romano) | SS ''Giulio Cesare'' | Giulio Viozzi | Giulio Terzi di Sant'Agata | Giulio Superti-Furga | Giulio Racah | Giulio Mancini | Giulio Gavotti | Giulio de'Medici |
Polypropylene is a polymer synthesized in 1954 by Nobel prize Prof. Giulio Natta, immediately becoming a worldwide success of the Italian technology.