| 摘要 |
A toner composition which comprises a color former and at least one polymer selected from the group consisting of A and B, is excellent in melt flowability, fixability, anti-offset properties, and blocking resistance, and can be positively electrified, wherein A is a noncross-linked polyesterimide comprising specific ester units E and imide units I, and B is a cross-linked polyesterimide comprising the units E and I and cross-linking units C.
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