Patent Number: 8,822,118

Title: Toner, development agent, and image forming apparatus

Abstract: Toner containing a binder resin that contains at least one kind of resin having a crystalline polyester unit as its main component and a releasing agent containing a straight-chain mono ester having 48 or more carbon atoms accounting for 40% by weight or more of the releasing agent.

Inventors: Yamamoto; Atsushi (Shizuoka, JP), Nakayama; Shinya (Shizuoka, JP), Santo; Hideyuki (Kanagawa, JP), Amemori; Suzuka (Shizuoka, JP), Sakashita; Shingo (Shizuoka, JP), Yamada; Masahide (Shizuoka, JP)

Assignee: Ricoh Company, Ltd.

International Classification: G03G 9/087 (20060101); G03G 9/097 (20060101)

Expiration Date: 9/02/12018