| 摘要 |
A toner for developing an electrostatic image is disclosed. The toner comprises a colored particle containing a binder resin, a colorant, and a low molecular weight polypropylene particle, which has a content of the low molecular weight polypropylene particle of 0.3 to 8.0 percent by weight, a free polypropylene index measured by a centrifugal method of from 0.1 to 0.7 and a free polypropylene index measured by a natural sedimentation method of not more than 0.1.
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