| 摘要 |
<p>A shrinkable copolyester film having shrinkage of not less than 30% in either the machine direction or transverse direction after specific heat treatment. The shrinkable copolyester film of the present invention is excellent in shrinkage properties and is substantially free from wrinkles, and uneven shrinkage. The copolyester is useful as a shrinkage label for PET bottles.</p> |
