| 摘要 |
PROBLEM TO BE SOLVED: To provide a cleaning blade having good cleaning performance in various temperature environments and after long-term rest. SOLUTION: The cleaning blade which comes in contact with a toner carrier to remove toner remaining on the toner carrier is based on a polyurethane elastomer comprising a polyol which consists of a polyester polyol and a polyether polyol, a polyisocyanate and a chain extender. COPYRIGHT: (C)2007,JPO&INPIT
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