发明名称 Dry developer for developing electrostatic latent image
摘要 A color developer is described that contains a toner and a resin-coated carrier, wherein the toner contains a hydrophobic particulate titania and a charge controlling agent, and the charge controlling agent contains an aromatic hydroxycarboxylic acid metal salt having the following formula (1): wherein each of Q and Q' each independently represents a residual group of an aromatic hydroxycarboxylic acid optionally substituted with an alkyl group, an aralkyl group, or an alkyl group and an aralkyl group; X is a counter ion; and M is a metal. A toner is also provided that contains the above charge controlling agent.
申请公布号 US5994016(A) 申请公布日期 1999.11.30
申请号 US19980085715 申请日期 1998.05.28
申请人 RICOH COMPANY, LTD. 发明人 KURAMOTO, SHINICHI;AOKI, MITSUO;YASHIRO, MASAKAZU;OYAMAGUCHI, AKIRA;SUGIMOTO, HIROSHI
分类号 G03G9/08;G03G9/097;G03G9/113;(IPC1-7):G03G9/097 主分类号 G03G9/08
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