Schönbein, Christian Friedrich


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Schönbein, Christian Friedrich

(krĭs`tyän frē`drĭkh shön`bīn), 1799–1868, German chemist. From 1828 he taught at the Univ. of Basel (as professor from 1835). He discovered ozone (1840) and, through his work on nitrocellulose, developed guncotton and collodion.

Schönbein, Christian Friedrich

 

Born Oct. 18, 1799, in Metzingen, in what is now the Land (state) of Baden-Württemberg in the Federal Republic of Germany; died Aug. 29, 1868, near Baden-Baden. German chemist.

Schönbein studied at the universities of Tübingen and Erlangen. He taught in Switzerland and became a professor at the University of Basel in 1828. He discovered ozone in 1840. Schönbein obtained pyroxylin in 1845, and in 1846 he became the first to prepare collodion from it.