The present invention relates to a novel polyamide synthesized from biosourced monomers. The novel polyamide comprises the repeating unit of formula I below:
in which
A represents a covalent bond or a divalent hydrocarbon-based group chosen from saturated or unsaturated aliphatics, saturated or unsaturated cycloaliphatics, aromatics comprising at least 5 carbon atoms, arylaliphatics and alkylaromatics;
X represents a divalent group of formula II or III below:
The present invention also relates to the process for preparing the said polyamide, to its uses, and to articles and compositions comprising the said polyamide.
本发明涉及一种从
生物来源单体合成的新型聚酰胺。该新型聚酰胺包括以下式子I的重复单元:
其中,
A表示共价键或取自饱和或不饱和脂肪族、饱和或不饱和环脂族、至少包含5个碳原子的芳香族、芳基脂肪族和烷基芳香族的二价碳氢基团;
X表示以下式子II或III的二价基团:
本发明还涉及制备所述聚酰胺的过程、其用途以及包括所述聚酰胺的物品和组合物。