| 摘要 |
PROBLEM TO BE SOLVED: To provide a melamine foam using tooth flank coloration stain cleaning tool in which a crack destruction of melamine foam occurring in the cleaning is reduced and melamine foam is compressed perennially without using heat.SOLUTION: A thermoset resin or a rubber system resin which are characterized by being flexible to a plane part of a melamine foam element is applied and the plane part is dried and fixed while pressing the plane part with dead weight (power amount) by a metal plate to improve strength by the flexibility of the thermoset resin or the rubber system resin and the pressure. |
