| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a thermoplastic polyurethane molded article contg. a thermosetting polyurethane waste and to provide a method for reusing the thermosetting polyurethane waste. SOLUTION: This thermoplastic polyurethane molded article is obtd. by mixing a ground product of a thermosetting polyurethane waste with a thermoplastic polyurethane. In addition, size of the ground product of the thermosetting polyurethane waste to be mixed is pref. 3 mm square. In addition, amt. of the ground product of the thermosetting polyurethane waste incorporated in this thermoplastic polyurethane is pref. at most 30 wt.%. In addition, a method for reusing the thermosetting polyurethane waste consists of each process, i.e., grinding of the thermosetting polyurethane waste, mixing it into the thermoplastic polyurethane and molding of the mixture.</p> |
