摘要 |
<p>SEGMENT POLYMERS A segment polymer comprising units derived from a linear living aromatic vinyl-diene block polymer anion and from an aromatic polycarbonate in which at least 50 % of the polycarbonate consist of structural units represented by the following formula (I): (1) wherein X denotes C1 - C5 alkylene or alkylidene, and which has thermoplastic and elastomeric properties.: Le A 17 856</p> |