Change control resin particles and toner for developing electrostatic images
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United States of America Patent
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Nov 9, 2010
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app pub date -
Apr 1, 2009
filing date -
Dec 13, 2001
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Abstract
Charge control resin particles comprising a mixture of at least a charge control agent and a resin, wherein a crystalline zinc 3,5-di-tert-butylsalicylate represented by General Formula below, and having major peaks of X-ray diffraction using the CuKα-characteristic X-ray at Bragg angles 2θ of at least 6.4±0.2° and 15.4±0.2°, is contained as said charge control agent. Toner for developing electrostatic images which comprises a coloring agent, a binder resin for toner, and the charge control resin particles.
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