公开(公告)号：US09745488B2

公开(公告)日：2017-08-29

申请号：US14396332

申请日：2012-05-31

申请人： Adi Vinegrad ,  Ruslan Tovberg ,  Eyal Negreanu ,  Olga Kagan ,  Yaron Grinwald ,  Reut Avigdor

发明人： Adi Vinegrad ,  Ruslan Tovberg ,  Eyal Negreanu ,  Olga Kagan ,  Yaron Grinwald ,  Reut Avigdor

IPC分类号： G03G9/135 ,  C09D11/52 ,  G03G9/097 ,  G03G9/12

CPC分类号： C09D11/52 ,  G03G9/09783 ,  G03G9/09791 ,  G03G9/12 ,  G03G9/122 ,  G03G9/135

摘要： The application relates to a method of producing an electrostatic ink composition, the method comprising: mixing a resin and a conductive pigment in a continuous mixer to form a compounded mixture comprising particles comprising the resin and the pigment; adding a liquid carrier to the compounded mixture, such that the particles comprising the resin and the conductive pigment are dispersed in the liquid carrier; and, before, during or after adding the liquid carrier to the compounded mixture: imparting a charge on the particles comprising the resin and the pigment.