| 摘要 |
A heat-shrinkable polyester film having a heat-shrinkage change per degree Celsius (%/°C) along the main shrinkage direction of 1.5 to 3.0 in the range of 60°C to 70°C, 2.5 to 3.5 in the range of 70°C to 80°C, 1.0 to 2.0 in the range of 80°C to 90°C, and 0.1 to 1.0 in the range of 90°C to 100°C, has a good appearance quality after shrinkage and thus suitable for a wrapping material, particularly a label for a bottle. |
