TONER, DEVELOPER AND SET OF COLOUR TONERS Russian patent published in 2015 - IPC G03G9/08 G03G9/87 G03G9/09 

FIELD: printing industry.

SUBSTANCE: toner includes a binding resin and a dyeing substance and has a dynamic elasticity modulus equal to 1.0×10⁷ Pa or more at 50°C, a module of mechanical losses, equal to 8.0×10⁴ Pa - 2.0×10⁵ Pa at 80°C, and a module of mechanical losses equal to 2.0×10² Pa - 1.0×10³ Pa at 160°C, and also glass point (Tg1st) from 20 to 40°C during the first increase of temperature in differential scanning calorimetry (DSC).

EFFECT: production of a toner with high level of fixation ability at low temperatures.

10 cl, 4 tbl, 40 ex