Charge control agent and toner using same
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United States of America Patent
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Dec 14, 2004
Grant Date -
Apr 24, 2003
app pub date -
Jun 7, 2002
filing date -
Jun 7, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A charge control agent containing a barium salt of a sulfoisophthalic acid compound and optionally a metal salt of a salicylic acid compound. A toner for developing an electrostatic latent image comprising such a charge control agent, a binder resin and a colorant.
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