Toner for developing electrostatic images
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United States of America Patent
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Mar 23, 2010
Issued Date -
N/A
app pub date -
Dec 12, 2005
filing date -
Dec 10, 2004
priority date (Note) -
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Abstract
To provide a toner for developing electrostatic images which is not easily cause the phenomenon of toner-spent, constituent materials are so selected that a charge control resin has hardness which is the same as the hardness of a binder resin or the charge control resin is harder than the binder resin, as measured with a scanning probe microscope in a viscoelasticity evaluation mode in respect to the binder resin and the charge control resin which are present in the particle interiors or particle surfaces of the toner.
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