Charging member and electrophotographic apparatus using the same

Details Charging member and electrophotographic apparatus using the same Charging member and electrophotographic apparatus using the same

1997-08-01

1999-12-14

Watkins, III, William P.

Stock material or miscellaneous articles

Structurally defined web or sheet

Continuous and nonuniform or irregular surface on layer or...

428 365, 428 357, 428 368, 428495, 428521, 399176, 492 59, G03G 1502

Patent

active

060014547

ABSTRACT:
A charging member supplied with a voltage to charge a charge-receiving member such as an electrophotographic photosensitive member has an elastic layer of an ethylene-propylene copolymer containing a diene component. The ethylene-propylene copolymer has an iodine value of 23-32. The charging member is improved in resistance to permanent deformation while providing excellent images for a long period.

REFERENCES:
patent: 5440374 (1995-08-01), Kisu
patent: 5471285 (1995-11-01), Nagase et al.
patent: 5733235 (1998-03-01), Waku et al.
patent: 5751801 (1998-05-01), Murata et al.
patent: 5766753 (1998-06-01), Murata et al.

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