Toner materials

摘要

The toner properties affect the almost xerographic processes. Therefore the toner must yield to many requirements. These requirements sometimes conflict each other. However the designers of the toner have been acieved such difficult demands. And the teory of the toner has not been clear. Then someone says "The toner technology is look like alochemy." This paper reviews the trends of the toner and the toner materials with concerning the historical backround.