Karl Ziegler

KARL ZIEGLER d1973. German chemist who won the Nobel Prize in Chemistry in 1963 (with Giulio Natta) for work on polymers. The Nobel Committee recognized his "excellent work on organometallic compounds which led to new polymerization reactions and paved the way for new and highly useful industrial processes". He is also known for his work involving free-radicals, many-membered rings and organometallic compounds, as well as the development of Ziegler–Natta catalyst. One of many awards he received was the Werner von Siemens Ring in 1960 (jointly with Otto Bayer and Walter Reppe) for expanding the scientific knowledge of and the technical development of new synthetic materials. He died in Germany aged 74 on August 12th 1973