| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a joining method for a liner sheet capable of removing the contamination of sand, mud, oil or a degraded surface layer on the surface of a liner sheet by simple work and making joining strength by fusion fairly large. <P>SOLUTION: The joining method for a liner sheet is performed by heat-sealing the liner sheets 1 and 2 composed of thermoplastic polyurethane, wherein sealing faces 3 and 4 are heat-sealed after applying and drying a mixed solvent made by mixing dimethylformamide and methyl ethyl ketone or tetrahydrofuran to the sealing faces 3 and 4 of the liner sheets 1 and 2. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
