Invention Application
US20100330491A1 ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER 审中-公开
静电充电图像显影剂

ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER
Abstract:
Provided is an electrostatic charge image developing toner producing neither halftone image unevenness nor density drop of solid images, even though a large number of print sheets are printed at high temperature and high humidity, and subsequently printing is further carried out at high temperature and high humidity after standing for a long time. Disclosed is an electrostatic charge image developing toner containing 3-10% by weight of at least one metal fluoride selected from the group consisting of sodium fluoride, magnesium fluoride, calcium fluoride, barium fluoride and aluminum fluoride, based on a total weight of the toner.
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