Developer carrying member, developing device unit

Details Developer carrying member, developing device unit Developer carrying member, developing device unit

1995-08-10

1996-08-20

Nold, Charles R.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428 369, 428402, 118651, 118657, 118658, 355270, 355259, G03G 1509

Patent

active

055477240

ABSTRACT:
A developer carrying member comprises a substrate and a coating film. The surface of the substrate is covered with the coating film, and the coating film is formed with a film-forming composition. The film-forming composition contains graphite, a carbon black or a mixture thereof; a spherical material having a number average particle diameter of from 0.05 to 30.mu.; and a binder resin.

REFERENCES:
patent: 4034709 (1977-07-01), Fraser et al.
patent: 4057666 (1977-11-01), Drummund
patent: 4616918 (1986-10-01), Kohyama et al.
patent: 4764841 (1988-08-01), Brewingtor et al.
patent: 4989044 (1991-01-01), Nishimura et al.

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