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US 8,275,293 B2Granted
Conductive member, charging device, process cartridge, and image forming device
AssigneeFuji Xerox Co., Ltd.
InventorKeiko Ono
Life of this patent
Estimating the term…
Abstract
A conductive member includes a substrate, an elastic layer provided on the substrate and a surface layer provided on the elastic layer, in which the surface layer has a sea/island structure includes a sea portion containing a first resin and an island portion containing a second resin, and at least the island portion contains carbon black.
Claims16
A conductive member comprising:
- a substrate;
- an elastic layer provided on the substrate;
- and
- a surface layer provided on the elastic layer,
- the surface layer having a sea/island structure including a sea portion containing a first resin and an island portion containing a second resin, and at least the island portion containing carbon black,
- wherein an amount of the carbon black in the island portion is 90% or more with respect to a total amount of carbon black in the surface layer.
3 more elements
A conductive roll member comprising:
- a shaft;
- an elastic layer provided on the shaft;
- and
- a surface layer provided on the elastic layer, the surface layer having a sea/island structure including a sea portion containing a first resin and an island portion containing a second resin, and at least the island portion containing carbon black,
- wherein an amount of the carbon black in the island portion is 90% or more, with respect to a total amount of carbon black in the surface layer.
2 more elements
Dependencies are inferred from the claim text.