公开(公告)号：US3781208A

公开(公告)日：1973-12-25

申请号：US3781208D

申请日：1970-04-28

Applicant: MITA INDUSTRIAL CO LTD

Inventor： UEDA Y ,  KAMEZAWA Y ,  AIZAWA T ,  IKEDA T

IPC: G03G9/09 ,  G03G9/12 ,  G03G9/04

CPC classification number: G03G9/091 ,  G03G9/122

Abstract: A LIQUID DEVELOPER COMPRISING A DISPERSION OF A DYE OR PIGMENT HAVING A LONG CHAIN ALKYL GROUP IN THE MOLECULE STRUCTURE IN A LIQUID HYDROCARBON. THE LIQUID DEVELOPER FOR ELECTROPHOTOGRAPHY IS EXCELLENT IN DISPERSIBILITY OF THE IMAGE-FORMING DYE OR PIGMENT PARTICLES, UNIFORMITY IN CHARGE POLARITY, STORAGE STABILITY, DISTINCT-IMAGE FORMING ABILITY AND IMAGE-FIXING PROPERTY, AND SUCH LIQUID DEVELOPER CAN BE PREPARED WITHOUT AID OF CONVENTIONAL MODIFIERS SUCH AS CONTROL AGENTS, DISPERSING AGENTS AND FIXING AGENTS.