发明名称 Photosensitive material for electrophotography contains organic phosphite compounds
摘要 This invention relates to a layered type photosensitive material for electrophotography, which comprises a charge generating layer and a charge transfer layer on an electroconductive substrate, characterized by containing a trivalent organic phosphite compound as an agent for preventing light-degradation.
申请公布号 US4741981(A) 申请公布日期 1988.05.03
申请号 US19860889643 申请日期 1986.07.24
申请人 RICOH CO., LTD. 发明人 HASHIMOTO, JUNICHIRO;AISO, IZUMI;AKIYOSHI, HIDEKI
分类号 G03G5/05;G03G5/06;(IPC1-7):G03G5/14 主分类号 G03G5/05
代理机构 代理人
主权项
地址