ELECTROPHOTOGRAPHIC TONER

摘要

PROBLEM TO BE SOLVED: To obtain a toner compsn. excellent in low-temp. fixability, giving a void-free image having high image quality and not causing spending even under stirring in a developing machine. SOLUTION: This toner compsn. consists essentially of a bonding resin, a colorant and wax and has 5×10<3> -5×10<5> Pa.s apparent viscosity at 100 deg.C and 5×10<2> -5×10<4> Pa.s apparent viscosity at 120 deg.C. The heat of fusion of the wax is 84-251J/g.