摘要 |
<p>Biodegradable aliphatic/aromatic copolyester comprising 50 to 60 mol% of an aromatic dicarboxylic acid and 40 to 50 mol% of an aliphatic acid, at least 90% of which is a long-chain dicarboxylic acid (LCDA) of natural origin selected from azelaic acid, sebacic acid, brassylic acid or mixtures thereof; and a diol component.</p> |