Semiconductive roller and production method therefor

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United States of America Patent

PATENT NO 9539744
APP PUB NO 20150316869A1
SERIAL NO

14700604

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Abstract

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A semiconductive roller (1) is produced by: preparing a rubber composition containing a rubber component including an NBR and an EPDM in a mass ratio of NBR/EPDM=70/30 to 30/70, at least one selected from the group consisting of SAF, ISAF and HAF, sulfur, a peroxide crosslinking agent and a sulfenamide accelerating agent; extruding the rubber composition into a tubular body; crosslinking the tubular body in a vulcanization can or with the use of a continuous crosslinking apparatus; and forming an oxide film (5) in an outer peripheral surface (4) of the tubular body by irradiation with ultraviolet radiation with a shaft (3) inserted through the tubular body.

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO RUBBER INDUSTRIES LTDKOBE-SHI HYOGO 651-0072

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tajima, Kei Kobe, JP 23 75

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