发明名称 |
FIXING DEVICE, TONER FOR IMAGE FORMATION, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE |
摘要 |
PROBLEM TO BE SOLVED: To provide a fixing device capable of preventing hot offset at both side edges of a belt. SOLUTION: The fixing device for fixing a toner image on a recording medium comprises coil parts which generate magnetic flux and a heating member which heats by the magnetic flux, wherein the coil parts are disposed so that they face front and rear faces of the heating member. A toner used in the fixing device contains 5-20% of a crystalline polyester whose Tg by DSC is 40-95°C and also contains 2-5% of a wax having a melting point of 60-90°C as a release agent. COPYRIGHT: (C)2007,JPO&INPIT
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申请公布号 |
JP2006293338(A) |
申请公布日期 |
2006.10.26 |
申请号 |
JP20060071781 |
申请日期 |
2006.03.15 |
申请人 |
RICOH CO LTD |
发明人 |
EMOTO SHIGERU;WATANABE YOICHIRO;WATANABE SHINKO;INOUE RYUTA;SAITO AKINORI;YAMADA MASAHIDE;OKI MASAHIRO;SUGIYAMA KOSHIN;SAWAMURA EIJI |
分类号 |
G03G15/20;G03G9/08;G03G9/087 |
主分类号 |
G03G15/20 |
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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