| 摘要 |
PROBLEM TO BE SOLVED: To provide a fixing roller having good toner releaseability and heating efficiency. SOLUTION: The fixing roller 1 has a releasable resin film (PFA film) 3 with a film thickness of 10μm or more and 25μm or less of tetrafluorethylene-perfluoro alkyl vinyl ether copolymer (PFA) in which MFR by ASTM-D1238 is 2.5 g/10 min or more and 30.0 g/10 min or less formed on a surface of a core metal 2, and has superior toner releasability and heating efficiency. COPYRIGHT: (C)2008,JPO&INPIT
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