Improved Process for the Precipitation of Nitrocellulose and Celluloid Solutions

6268. Wertheim, H. March 13. Celluloid, treatment of.-Celluloid is obtained in a finely pulverulent condition by adding to its solutions a precipitant, in quantities which are at first small, but gradually increase. In an example, a solution of celluloid in alcohol and acetone is precipitated by mea...

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Bibliographische Detailangaben
1. Verfasser:	HANS WERTHEIM
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY EXPLOSIVES EXPLOSIVES OR THERMIC COMPOSITIONS MANUFACTURE THEREOF MATCHES METALLURGY USE OF SINGLE SUBSTANCES AS EXPLOSIVES
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Zusammenfassung:	6268. Wertheim, H. March 13. Celluloid, treatment of.-Celluloid is obtained in a finely pulverulent condition by adding to its solutions a precipitant, in quantities which are at first small, but gradually increase. In an example, a solution of celluloid in alcohol and acetone is precipitated by means of water.