Roller for a printer, fax machine or copier

Details Roller for a printer, fax machine or copier Roller for a printer, fax machine or copier

2005-09-20

2005-09-20

Jimenez, Marc (Department: 3726)

Roll or roller

Concentric layered annulus

Specific composition

C492S059000

Reexamination Certificate

active

06945921

ABSTRACT:
A roller intended to be in contact with toner particles is provided with a cured resin layer having homogeneously dispersed carbon black aggregates and having a thickness of less than 200 μm, wherebythe carbon black aggregates have a weight average size lower than 30 μm, a DPB absorption of more than 110 ml/100 g, a BET-surface area greater than 250 m2/g, and coated with an amino silane compound.

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