Oblon, Spivak, McClelland, Maier, & Neustadt, P.C.
Electrostatic image-developing toner
 An electrostatic image-developing toner comprising at least a resin and a colorant, which further contains at least one compound of the following formula (I): ##STR1## wherein R.sub.1 is a C.sub.1-24 substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group, each of R.sub.2, R.sub.3 and R.sub.4 is a C.sub.2-24 substituted or unsubstituted alkyl group or a substituted or unsubstituted aralkyl group, and A is an aromatic ring residue which may have substituents. 
Mitsubishi Chemical Corporation
G G
G03G G03G
inventional inventional
Masako Noriaki Hirofumi Hitoshi Osamu
Takeuchi Takahashi Oda Ono Ando