| 摘要 |
<p>The plate (1) has an upper surface and a lower surface, and is made of a material which includes paper of 70 to 80 weight percentage, starch or starchy biopolymers of 5 to 10 weight percentage, residual water, thermoplastic material. The thermoplastic material includes polyethylene, polypropylene and oriented polypropylene of less than 5 weight percentage. Multiple partially integrated pipes (5) are provided at the lower surface.</p> |
