| 摘要 |
This invention is directed to dry, negatively charged toner compositions and developer compositions, the toner composition being comprised of resin particles prepared from a polyester having a glass transition temperature of 50 DEG to 100 DEG C. and a weight average molecular weight of 20,000 to 100,000 and, as a charge-control agent, from about 0.1 to about 10 percent by weight based on the weight of the resin particles of 6-tert-butyl-ortho-benzoic sulfimide as represented by the formula: <IMAGE>
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