发明名称 |
Polyester Resin for Toner, Toner Composition and Resin Particle |
摘要 |
[PROBLEMS] Disclosed is a heat-fusible electrostatic image developing toner which has an excellent balance between fixability at low temperatures and grindability and is excellent in glossiness after fixing. Also disclosed is a resin for toners. [MEANS FOR SOLVING PROBLEMS] A polyester resin for toners which is obtained by polycondensing a polyol component and a polycarboxylic acid component is characterized by containing 20-100 weight % of one or more polyester resins (A1) having a storage elastic modulus from 2.5x10<SUP>3 </SUP>Pa to 5x10<SUP>6 </SUP>Pa at 150° C. wherein the molar average cohesive energy of the polyol component is between 7.0x10<SUP>4 </SUP>and 1.4x10<SUP>5 </SUP>J.
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申请公布号 |
US2007281235(A1) |
申请公布日期 |
2007.12.06 |
申请号 |
US20040581974 |
申请日期 |
2004.12.10 |
申请人 |
ONO YASUHIRO;IWATA MASAKAZU;AKUTAGAWA TAKASHI;IZUMI TSUYOSHI;TAKIKAWA TADAO;YAHIRO SHUHEI |
发明人 |
ONO YASUHIRO;IWATA MASAKAZU;AKUTAGAWA TAKASHI;IZUMI TSUYOSHI;TAKIKAWA TADAO;YAHIRO SHUHEI |
分类号 |
G03G9/087 |
主分类号 |
G03G9/087 |
代理机构 |
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地址 |
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