发明名称 |
TONER FOR DEVELOPING ELECTROSTATIC LATENT IMAGE |
摘要 |
An improved toner comprises a binder resin comprising a urea-modified polyester resin; a colorant master batch comprising a colorant; a resin; and a pigment dispersant. The toner is prepared by a method comprising dissolving or dispersing toner compositions including a modified polyester resin capable of forming the urea-modified polyester resin and the colorant master batch in an organic solvent to provide a liquid; dispersing the liquid in an aqueous medium including resin fine particles while reacting the modified polyester resin with at least one of a crosslinker and an elongation agent to provide particles; and washing the particles after removing the organic solvent therefrom.
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申请公布号 |
US2008032226(A1) |
申请公布日期 |
2008.02.07 |
申请号 |
US20070868618 |
申请日期 |
2007.10.08 |
申请人 |
SUGIYAMA TSUNEMI;YAMASHITA HIROSHI;WATANABE YOHICHIROH;SAITO TAKUYA;TAKADA TAKESHI;SUZUKI MASANORI |
发明人 |
SUGIYAMA TSUNEMI;YAMASHITA HIROSHI;WATANABE YOHICHIROH;SAITO TAKUYA;TAKADA TAKESHI;SUZUKI MASANORI |
分类号 |
G03G9/08;G03G9/087;G03G9/09 |
主分类号 |
G03G9/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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