Before revision: Baumann, E. (1872) "Ueber einige Vinylverbindungen" (On some vinyl compounds), Annalen der Chemie und Pharmacie, 163 : 308-322.1889Eastman Kodak successfully filed a patent for the celluloid film 1890s Casein , a plastic derived from milk proteins developed by Wilhelm Krische and Adolph Spitteler.
After revision: Baumann, E. (1872) "Ueber einige Vinylverbindungen" (On some vinyl compounds), Annalen der Chemie und Pharmacie, 163 : 308-322.1889Eastman Kodak successfully filed a patent for the celluloid film 1890s Galalith , a plastic derived from casein developed by Wilhelm Krische and Adolph Spitteler.