Magnetic particles for magnetic toner
    8.
    发明授权
    Magnetic particles for magnetic toner 失效
    用于磁性调色剂的磁性颗粒

    公开(公告)号:US5328793A

    公开(公告)日:1994-07-12

    申请号:US959907

    申请日:1992-10-13

    IPC分类号: G03G9/083 G03G9/087

    摘要: Disclosed herein are magnetic particles for a magnetic toner containing a low-molecular binder resin having a weight-average molecular weight of not more than 150,000, said magnetic particles comprising particulate magnetic particles containing iron as the main ingredient and having an oil absorption of not more than 24 ml/100 g and a degree of compaction of not less than 56, and a magnetic toner containing the said magnetic particles.

    摘要翻译: 本文公开了一种含有重均分子量不超过15万的低分子粘合剂树脂的磁性调色剂的磁性颗粒,所述磁性颗粒包含含有铁作为主要成分的颗粒状磁性颗粒,并且吸油量不大 超过24ml / 100g,压实度不小于56,以及含有所述磁性颗粒的磁性调色剂。