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US 2001/0033930 A1Published application
Semiconductive roller and image forming apparatus
AssigneeShin-Etsu Polymer Co., Ltd.
InventorYasumoto Kodama
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Abstract
A semiconductive roller forming an elastic layer on the outer circumference of a conductive shaft body, in which the elastic layer is an unfoamed body having the addition curing type liquid silicone rubber cured as a base polymer, and the ASKER C hardness of this unfoamed body is 10° to 50°. This semiconductive roller is used as a rotatable developing roller of an image forming apparatus such as a printer.
Claims2
A semiconductive roller comprising:
- an elastic layer formed on the outer circumference of a conductive shaft body,
- wherein said elastic layer is an unfoamed body having the addition curing type liquid silicone rubber cured as a base polymer, and the ASKER C hardness of this unfoamed body is 10° to 50°.
An image forming apparatus comprising:
- a semiconductive roller comprising an elastic layer formed on the outer circumference of a conductive shaft body,
- wherein said elastic layer is an unfoamed body having addition curing type liquid silicone rubber cured as a base polymer, and the ASCA C hardness of this unfoamed body is 10° to 50°.
Dependencies are inferred from the claim text.