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US 6,648,807 B2Granted
Conductive rubber roller
AssigneeCanon Kasei Kabushiki Kaisha
InventorsMasayuki Hashimoto, Masayuki Takahashi, Mitsuru Okuda
Life of this patent
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Abstract
In a conductive rubber roller including a conductive support and a rubber layer, the rubber layer includes a component (A), an epichlorohydrin rubber containing 40 mol % or more of ethylene oxide, and a component (B), an acrylonitrile butadiene rubber component having an acrylonitrile content of 20% by weight or less. The component (A) is in a proportion of 5 or more to less than 25 in weight ratio, based on a total weight of the components (A) and (B).
Claims9
A conductive rubber roller comprising:
- a conductive support;
- and
- a rubber layer;
- wherein said rubber layer includes:
- a component (A), an epichlorohydrin rubber containing 48 mol % or more of ethylene oxide;
- and
- a component (B), an acrylonitrile butadiene rubber having an acrylonitrile content of 20% by weight or less;
- wherein said component (A) is present in a proportion in a range of 5 or more to less than 25 in weight ratio, based on a total weight of said components (A) and (B).
5 more elements
Dependencies are inferred from the claim text.