发明授权
US4390608A Layered charge generator/transport electrophotographic photoconductor
uses bisazo pigment
失效
层状电荷发生器/输送电子照相感光体使用双偶氮颜料
- 专利标题: Layered charge generator/transport electrophotographic photoconductor uses bisazo pigment
- 专利标题(中): 层状电荷发生器/输送电子照相感光体使用双偶氮颜料
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申请号: US329083申请日: 1981-12-09
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公开(公告)号: US4390608A公开(公告)日: 1983-06-28
- 发明人: Mitsuru Hashimoto , Masaomi Sasaki , Toshio Fukagai , Tatsuya Katoh, deceased , by Mankichi Katoh, heir
- 申请人: Mitsuru Hashimoto , Masaomi Sasaki , Toshio Fukagai , Tatsuya Katoh, deceased , by Mankichi Katoh, heir
- 申请人地址: JPX Tokyo
- 专利权人: Ricoh Company, Ltd.
- 当前专利权人: Ricoh Company, Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX55-173692 19801209; JPX55-173693 19801209; JPX55-173694 19801209; JPX55-173695 19801209; JPX55-173696 19801209; JPX55-173697 19801209; JPX55-173698 19801209; JPX55-178754 19801219; JPX55-178764 19801219; JPX55-178773 19801219; JPX55-178774 19801219; JPX55-178775 19801219; JPX55-178776 19801219; JPX55-178777 19801219; JPX55-178778 19801219; JPX55-178779 19801219
- 主分类号: G03G5/06
- IPC分类号: G03G5/06
摘要:
A layered electrophotographic photoconductor whose charge generation layer comprises a bisazo pigment selected from the group consisting of the bisazo pigments represented by formula (1) and whose charge transport layer contains a charge transport material selected from the group consisting of anthrancene compounds represented by formula (2) or from the group consisting of distyrylbenzene compounds represented by formula (3) ##STR1##
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