| 摘要 |
A binder resin composition which can sharply, but reversibly, melt and solidify within a narrow temperature range, a toner composition of enhanced low-temperature fixability and durability having the binder resin composition, and a preparation method thereof. The binder resin composition of the toner includes a first polymer compound having a proton donor site in a main chain, and a second polymer compound having a proton acceptor site in a main chain.
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