| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an elastic blade for an image forming apparatus, which has less permanent distortions, in comparison with the conventional bale and hardly causes fatigue in its use over a long period of time, and to provide a manufacturing method for the elastic blade. <P>SOLUTION: The blade for the image forming apparatus is made of a polyurethane elastomer, comprising, as main components, a polyol compound, an aromatic diisocyanate, and an aliphatic diol having side chains as a cross-linking agent and a chain extender. <P>COPYRIGHT: (C)2007,JPO&INPIT |
