Elastic roller and a process for manufacturing the same
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United States of America Patent
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Sep 11, 1990
Grant Date -
N/A
app pub date -
Dec 13, 1989
filing date -
Dec 20, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An elastic roller having a layer of foam silicone rubber formed around a roller core and having a skin layer coated with fine silicon resin powder. The elastic roller is fabricated by wrapping a masticated foaming silicone rubber stock containing a foam producing ingredient around a roller core in a foaming silicon rubber stock layer, coating the surface of the foaming silicone rubber stock layer with fine silicone resin powder, placing the roller core coated with the foaming silicone rubber stock layer in the cavity of a mold with its center axis in alignment with that of the cavity, and heating and foaming the foaming silicone rubber stock layer in the mold. The elastic roller is suitable for use on, for example, an electrophotographic apparatus, printers, facsimile terminal equipments and the like as a fixing pressure roller, photoconductive drum cleaning roller, a toner feed roller, a lubricating roller or a transfer roller.
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