Oblon, McClelland, Maier & Neustadt, L.L.P.
Toner, development agent, and image forming apparatus
Toner contains a binder resin containing one or more kinds of crystalline resin and one or more kinds of non-crystalline resin. The non-crystalline resin located at the surface portion of the toner forms a shell structure of a continuous phase of the non-crystalline resin and the toner has an amount of melting heat of 30 J/g or more in a second temperature rising as measured by differential scanning calorimetry (DSC).
Ricoh Company, Ltd.
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Shinya Tatsuru Hiroshi Yoshihiro Atsushi Ryota
Nakayama Moritani Yamada Moriya Yamamoto Inoue