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Rudolf Christian Böttger (28 April 1806 – 29 April 1881) was a German inorganic chemist. He conducted most of his research at the University of Frankfurt am Main.He is credited with discovery of nitrocellulose in 1846, independently to Schönbein, and with the synthesis of the first organocopper compound copper(I) acetylide Cu 2 C 2 in 1859.
The son of an elementary school teacher, he attended the Oberrealschule in Ludwigsburg, where he graduated from high school in 1916.After his military service in World War I, he studied chemical technology from 1919 at the Technical University of Stuttgart and completed his studies with a diploma examination in 1921 and a doctorate in engineering in 1922.
Nitrocellulose film base manufactured by Kodak can be identified by the presence of the word "nitrate" in dark letters along one edge; the word only in clear letters on a dark background indicates derivation from a nitrate base original negative or projection print, but the film in hand itself may be a later print or copy negative, made on ...
Originally called "Poudre V" from the name of the inventor, Paul Vieille, it was arbitrarily renamed "Poudre B" (short for poudre blanche—white powder, as distinguished from black powder) to distract German espionage. [1] "Poudre B" is made from 68.2% insoluble nitrocellulose, 29.8% soluble nitrocellulose gelatinized with ether and 2% ...
Adolf von Baeyer Otto Bayer demonstrated in 1952 his invention Polyurethan Friedrich Bergius Carl Bosch Eduard Buchner Robert Wilhelm Bunsen. Lambert Heinrich von Babo; Manfred Baerns
Christian Friedrich Schönbein HFRSE (18 October 1799 – 29 August 1868) was a German-Swiss chemist who is best known for inventing the fuel cell (1838) [1] at the same time as William Robert Grove and his discoveries of guncotton [2] and ozone. [3] [4] He also created the concept of geochemistry in 1838. [5]
Karl Ludwig Freiherr von Reichenbach (German pronunciation: [ˈkaʁl ˈluːtvɪç ˈfʁaɪhɛʁ fɔn ˈʁaɪçn̩bax]; February 12, 1788 – January 19, 1869), known as Carl Reichenbach, was a German chemist, geologist, metallurgist, naturalist, industrialist and philosopher, and a member of the Prussian Academy of Sciences.
Pages in category "20th-century German chemists" The following 200 pages are in this category, out of approximately 447 total. This list may not reflect recent changes .