| 摘要 |
<p>Heat-shrinkable polyester films characterized in that the content of 1,4-cyclohexanedimethanol is 10 to 50 % by mole based on the polyhydric alcohol component and that the heat shrinkage factors of a 10 cm square specimen of the film in (A) hot water at 75 °C, (B) hot water at 85 °C, and (C) hot water at 95 °C are 30 to 40 %, 50 to 60 %, and 65 to 77 % respectively. The films can be produced by stretching under specified conditions.</p> |
