Roll Cover and Method of Manufacturing Roll Including the Roll Cover
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United States of America Patent
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Issued Date -
Sep 13, 2007
app pub date -
May 24, 2005
filing date -
Jun 2, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A roll cover of the invention has at least first and second layers, the first layer is formed of a thermoplastic fluoropolymer without including a hydroxyl group, and the second layer is formed of a thermoplastic fluoropolymer including a hydroxyl group, an outer circumferential face (first layer) of the roll cover has a nonsticky property, and an inner circumferential face (second layer) of the roll cover can be adhered to a roll body with sufficient adhesion strength without performing dangerous and complicated chemical inside treatment, and a roll cover excellent in adhesion stability with time can be given. As a result, the chemical inside treatment is unnecessary in a manufacturing process of the roll cover, consequently productivity of the roll cover can be significantly improved.
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