| 摘要 |
<p>PURPOSE:To obtain a toner showing good electrification rising property without influenced by temp. or humidity and to obtain a compsn. for a charge control agent of the toner. CONSTITUTION:The compsn. for the charge controlling agent is prepared by using quaternary ammonium salt containing polyacid anion or org. sulfonic acid anion as an anion component, and an inorg. pigment selected from calcium carbonate, magnesium carbonate, barium carbonate, barium sulfate, copper sulfate, calcium sulfate, magnesium hydroxide, aluminum hydroxide, calcium silicate, aluminum silicate, zinc silicate, and dimagnesium phosphate. The toner contains this compsn.</p> |
