| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method of cleaning ink-jet elastic member which does not cause failure with respect to the printing in ink-jet application. <P>SOLUTION: The method of cleaning an ink-jet elastic member which contains at least one side of fatty acids and fatty acids derivatives includes: a cleaning first step of cleaning the elastic member by using a cleaning liquid 1 constituted of an aqueous solution which contains at least sodium hydroxide or potassium hydroxide and a nonionic or anionic surface active agent and has a pH of 11 or more while heating the cleaning liquid 1 to a temperature of 70°C or more; and a cleaning second step, which is performed after the cleaning first step, of cleaning the elastic member by using the cleaning liquid 2 constituted of an aqueous solution which contains at least a nonionic or anionic surface active agent while heating the cleaning liquid 2. <P>COPYRIGHT: (C)2012,JPO&INPIT |
