发明名称 |
ADDITIVE FOR ELECTRONIC PHOTOGRAPHIC TONER, ELECTRONIC PHOTOGRAPHIC TONER AND ELECTRONIC PHOTOGRAPHIC DEVELOPER |
摘要 |
An external additive for a toner, having an average primary particle diameter not greater than 100 nm and including at least inorganic fine particles and a hydrophobizing agent applied to the surface of the inorganic fine particles, wherein after the external additive is treated with chloroform, pyrolysates of the residual components include a compound having at least one of an organopolysiloxane structure and a ring siloxane structure. |
申请公布号 |
HK1050246(A1) |
申请公布日期 |
2009.10.16 |
申请号 |
HK20030102471 |
申请日期 |
2003.04.08 |
申请人 |
RICOH COMPANY LTD. |
发明人 |
HIDEKI SUGIURA;TOMIO KONDOU |
分类号 |
C09C1/30;C09C1/36;C09C1/40;C09C3/12;G03G;G03G9/097 |
主分类号 |
C09C1/30 |
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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