| 摘要 |
An electrostatographic toner comprising a resin, a pigment, and an alkyl pyridinium compound or its hydrate with the formulae, respectively:
<CHEM>
wherein A is an anion such as chlorine, bromine, iodine, sulfate, sulfonate, nitrate or borate, and R is a hydrocarbon radical containing from 8 to 22 carbon atoms and preferably from 12 to 18 carbon atoms.
<??>The toner is used as part of a developer composition in electrostatographic imaging methods.
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