Benz[g]quinoxalin-5,10-dione (=naphthoquinone) derivatives, their preparation and their use in electrophotographic material
申请人:MITA INDUSTRIAL CO. LTD.
公开号:EP0879818A1
公开(公告)日:1998-11-25
The present invention provides a novel naphthoquinone derivative preferred as an electron transporting agent and an electrophotographic photosensitive material of high sensitivity which contains a novel naphthoquinone derivative having a general formula (1)
wherein R1 represents a hydrogen atom, an alkyl group which may have a substituent, or an aryl group which may contain a substituent, and R2 represents a hydrogen atom, an alkyl group which may have a substituent, a halogenated alkyl group, an aldehyde, a nitro group or a group (i).
The derivative is contained in a photosensitive layer of an electrophotographic photosensitive material as an electron transporting agent.
本发明提供了一种新型萘醌衍生物,优选用作电子传输剂和高灵敏度的电子照相感光材料,该材料含有通式为(1)的新型萘醌衍生物。
其中 R1 代表氢原子、可能具有取代基的烷基或可能含有取代基的芳基,R2 代表氢原子、可能具有取代基的烷基、卤代烷基、醛基、硝基或基团(i)。
该衍生物作为电子传输剂包含在电子照相感光材料的感光层中。