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Historical highlights 1941 - 1980
1941 - 1950
1945 Coke production is confined to Maurits mine
1945 Closure of Emma coke plant
1947 DSM establishes licensing subsidiary Stamicarbon to manage its patents
1950 - 1960
1952 Start of caprolactam production
1956 Start of urea production
1959 First high-pressure polyethylene plant goes into production
1960 - 1970
1963 DSM’s first naphtha cracker (NAK 1) goes into operation
1962 Construction of new Beatrix mine is halted
1964 DSM builds its first melamine plant
1965 DSM builds caprolactam plant in Flixborough
1966 Decision to close the Maurits mine
1969 Organization split up into six divisions
1970 - 1980
1972 Formation of Unie van Kunstmestfabrieken (UKF)
1973 DSM’s last coal mine is closed
1973 DSM starts selling DL-phenylglycine to Gist-brocades
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Historical highlights 1902 - 1940
Historical highlights 1941 - 1980
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