发明名称 TONER AND DEVELOPER
摘要 <p>A toner including a non-crystalline polyester resin and a crystalline polyester resin, wherein a tetrahydrofuran soluble component of the non-crystalline polyester resin has a weight-average molecular weight of 3,000 to 8,000 measured by gel permeation chromatography, and wherein the toner has a glass transition temperature A before an extraction process of the toner with methanol and a glass transition temperature B after the extraction process of the toner with methanol, and a difference between A and B (B−A) is 2.0° C. or less.</p>
申请公布号 EP2783258(A4) 申请公布日期 2015.04.15
申请号 EP20120851118 申请日期 2012.10.17
申请人 RICOH COMPANY, LTD. 发明人 WATANABE, MASAKI;OGAWA, SATOSHI;KUSAHARA, TERUKI;YOSHIDA, RYUTA
分类号 G03G9/087;G03G9/08 主分类号 G03G9/087
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