| 摘要 |
PROBLEM TO BE SOLVED: To provide a cleaning blade which provides both abrasion resistance and chipping resistance.SOLUTION: Relating to a cleaning blade 342A, a portion 3A contacting to a cleaned member 31 comprises a member containing polyurethane having a triol-originating structure, a polyisocyanate-originating structure, and a polyester polyol-originating structure, provided by condensation of dicarboxylic acid with a first diol component whose carbon number is 10 or larger and a second diol component whose carbon number is 5 or less at a mol ratio of 50/50 to 80/20 (first diol component/second diol component). |
