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Synthesis and characterization of poly(ether amide)s containing phthalazinone moieties
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发布时间: 2019-03-10
发布时间:2019-03-10
论文类型:期刊论文
发表时间:2000-02-01
发表刊物:CHEMICAL RESEARCH IN CHINESE UNIVERSITIES
收录刊物:CSCD、SCIE
卷号:16
期号:1
页面范围:78-82
ISSN号:1005-9040
关键字:phthalazinone; diacid; diamine; polyamide; direct polycondensation
摘要:Soluble aromatic polyamides containing phthalazinone moieties were prepared. Those polymers were obtained from the solution polymerization of a new diacid containing phthalazinone moieties with various diamines. The new monomer, 2-(4-carboxyphenyl)-4-(4-carboxyphenoxy) phenyl-1 (2H) phthalazinone (IV) was synthesized in a two-step reaction sequence. 2-(4-Cyanophenyl)-4-(4-cyanophenoxy)phenyl-1 (2H) phthalazinone (III) was prepared via the condensation reaction of 4-(4-hydroxyphenyl)-1 (2H) phthalazinone (I) with p-chlorobenzonitrile (II). After (III) was hydrolyzed, (IV) was-acquired. The synthesized polyamides were characterized by means of viscosimetry, DSC, FT-IR, H-1 NMR and EA. The polyamides have a high glass transition temperature which can be as high as 316 degrees C. The polyamides also have good solubilities in same organic solvents.

蹇锡高

教授   博士生导师   硕士生导师

性别: 男

毕业院校:大连工学院

学位: 硕士

所在单位:化工学院

学科:高分子材料. 高分子化学与物理. 膜科学与技术

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