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US 2018/0373178 A1Published application
Image forming unit and image forming apparatus
AssigneeOki Data Corporation
InventorToshiharu SATO
Life of this patent
Estimating the term…
Abstract
A developer supply member according to an embodiment includes: a shaft with conductivity; and a conductive foam layer that is formed on a surface of the shaft. The conductive foam layer contains silicone rubber as a main component and includes a stress decay of 25% or less and a residual strain of 100 μm or less.
Claims17
A developer supply member comprising:
- a shaft with conductivity;
- and
- a conductive foam layer that is formed on a surface of the shaft and that contains silicone rubber as a main component, and includes a stress decay of 25% or less and a residual strain of 100 μm or less.
A developer supply member comprising:
- a shaft with conductivity;
- and
- a conductive foam layer formed on a surface of the shaft,
- wherein the conductive foam layer is formed by performing a primary vulcanization, pre-vulcanization, surface polishing and a secondary vulcanization on a rubber compound which contains silicone rubber as a main component and to which a blowing agent and a vulcanizing agent are added.
1 more element
Dependencies are inferred from the claim text.