- 专利标题: TONER, DEVELOPER, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE
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申请号: US15874014申请日: 2018-01-18
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公开(公告)号: US20180253022A1公开(公告)日: 2018-09-06
- 发明人: Hiroyuki TAKEDA , Junichi AWAMURA , Hiroshi YAMADA , Akira TANAKA
- 申请人: Hiroyuki TAKEDA , Junichi AWAMURA , Hiroshi YAMADA , Akira TANAKA
- 优先权: JP2017-038291 20170301
- 主分类号: G03G9/087
- IPC分类号: G03G9/087 ; G03G9/09 ; G03G15/20 ; G03G21/18
摘要:
A non-magnetic toner is provided. The non-magnetic toner comprises a polyester resin, a release agent, and a colorant. A storage elastic modulus at 100° C. (G′(100° C.)) of the toner is from 1.0×103 to 1.0×106 Pa, and a storage elastic modulus at 160° C. (G′(160° C.)) of the toner is from 1.0×102 to 1.0×104 Pa. A ratio of loss elastic modulus to storage elastic modulus at 100° C. (tan δ(100° C.)) of the toner is greater than that at 130° C. (tan δ(130° C.)), and the tan δ(100° C.) and the tan δ(130° C.) are each within the range of from 1 to 2.
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