| 摘要 |
PURPOSE:To obtain an electrophotographic developer having a long life, obtaining a high definition image and having excellent fixation property and offset-proof property. CONSTITUTION:The styrene-acryl resin of 20-50wt.% the component of gel is preparated, then, this resin and wax are. melted and kneaded till the component of the gel of vinyl resin becomes <=10wt.%, colorant and/or other additive are added there, further, toner is preparated by melting and kneading it till the component of the gel is 0wt.% substantially. |
