Electrophotographic photosensitive member, electrophotographic a

Details Electrophotographic photosensitive member, electrophotographic a Electrophotographic photosensitive member, electrophotographic a

1988-03-07

1990-03-20

Welsh, J. David

Recorders

Printing, dotting, or punching marker

Ink transfer support or moving means

430945, 430 58, 430 73, 430 76, G01D 1514

Patent

active

049105361

ABSTRACT:
An electrophotographic apparatus comprises at least a charging means, an imagewise exposure means with a laser beam having a spot diameter of 100 um or less, a developing means, a transferring means and a cleaning means arranged around an electrophotographic photosensitive member, and said electrophotographic photosensitive member comprises a charge generation material and a charge transport material comprising an organic photoconductive material and has a surface layer containing said charge transport material, wherein the absorption end of visible to UV spectroscopic absorption of the surface layer is substantially unchanged by exposure to nitric acid vapor for 10 minutes; an electrophotographic image forming process; and an electrophotographic photosensitive member.

REFERENCES:
patent: 4387149 (1983-06-01), Emoto et al.
patent: 4754294 (1988-06-01), Kato

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