NOVEL PHENYL-SUBSTITUTED AROMATIC POLYAMIDES

被引:27
作者
JADHAV, JY
KRIGBAUM, WR
PRESTON, J
机构
[1] DUKE UNIV,DEPT CHEM,DURHAM,NC 27706
[2] RES TRIANGLE INST,RES TRIANGLE PK,NC 27709
关键词
MONOMERS - Polymerization - SULFURIC ACID - Viscosity;
D O I
10.1021/ma00180a050
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Based on previous experimental work the authors assumed that a phenyl substituent will be effective in increasing the solubility of rigid-rod aromatic polyamides, and two types of aromatic polyamides were prepared which will be described briefly. It is shown that the phenyl substituent not only makes the aromatic polyamides more soluble, it also depresses the melting temperature. To our knowledge, this is the first report which discloses melting transitions for wholly aromatic para-linked polyamides without substitution on nitrogen.
引用
收藏
页码:538 / 540
页数:3
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