terephthalaldehyde meaning in English

对酞醛

In this paper , two kinds of polyazomethine / nylon - 6 ( pam / pa - 6 ) composites with different chemical structures were prepared by means of in - situ polymerization . pam1 and pam2 were prepared from the reaction of terephthalaldehyde with l , 6 - hexanediamine ( paml ) , and terephthalaldehyde with 4 , 4 ' - diamiediphenyl ( pam2 ) . during the preparation , pam chain ends played a retard role in the polymerization of s - caprolactam obviously
本文通过原位聚合法制备了两种不同化学结构的聚甲亚胺尼龙6 ( pam pa6 )分子复合材料， pam1为对苯二甲醛与1 ， 6 -己二胺反应制备的聚甲亚胺， pam2为对苯二甲醛与4 ， 4 ’ -二氨基二苯醚合成的聚甲亚胺。