| 摘要 |
Process for the production of footwear with polyurethane-treated upper material and thermally bonded shoe-sole backing material, characterised in that, before shaping, the shoe upper material is treated with an ether group-containing and/or ester group-containing, hydroxy-terminated polyurethane with a glass transition temperature of below 200 DEG C and, after shaping, is bonded to the sole backing material by thermal treatment at temperatures of at least 50 DEG C. |
