发明名称 |
Toner, developer, and image forming method and apparatus using the toner |
摘要 |
The toner includes a binder resin; a release agent; a colorant; and a dispersing resin configured to disperse the release agent. The dispersing resin includes a polyhydroxycarboxylic acid unit obtained from an optically active monomer. The polyhydroxycarboxylic acid unit has an optical purity of not greater than 80%, wherein the optical purity is defined as the absolute value of difference between the mole percentage of a L-monomer in the optically active monomer and the mole percentage of a D-monomer in the optically active monomer.
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申请公布号 |
US8383307(B2) |
申请公布日期 |
2013.02.26 |
申请号 |
US20090575804 |
申请日期 |
2009.10.08 |
申请人 |
RICOH COMPANY, LIMITED;INOUE RYOTA;KOTSUGAI AKIHIRO;SAWADA TOYOSHI;SABU AKIYOSHI |
发明人 |
INOUE RYOTA;KOTSUGAI AKIHIRO;SAWADA TOYOSHI;SABU AKIYOSHI |
分类号 |
G03G9/00 |
主分类号 |
G03G9/00 |
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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