| 摘要 |
PROBLEM TO BE SOLVED: To provide a polybutylene terephthalate film that has a high dimensional stability and that excels in strength and handling, thereby being suitably used for packaging application.SOLUTION: The polybutylene terephthalate film is a film that includes a polybutylene terephthalate resin as a main constituent, wherein a dimensional change rate at 190°C and 20 minutes of an arbitrary direction and an orthogonal direction thereof is at most 4%. |
