发明授权
US07709173B2 Toner 有权
爽肤水

Toner
摘要:
A toner comprising a binder resin and a colorant, wherein the binder resin comprises an urea modified polyester, the urea modified polyester being prepared by urea-bonding an isocyanate-modified crystalline polyester segment and an isocyanate-modified amorphous polyester using an amine crosslinking agent.
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