| 摘要 |
<p>A heat-resistant composite sheet is composed as the main constituents, either of a foamed polystyrene sheet and a polybutylene terephthalate resin film, or of a foamed polystyrene sheet, a polystyrene resin film and a polybutylene terephthalate resin film, wherein the polybutylene terephthalate resin film layer is laminated to form both or one of the outer layers. The composite sheet can be formed into a container with excellent heat resistant properties.</p> |
