SYNTHESIS AND CHARACTERIZATION OF THIOCARBONOHYDRAZONE-BASED EPOXY-RESINS

被引:20
作者
THANGAMATHESVARAN, PM [1 ]
JAIN, SR [1 ]
机构
[1] INDIAN INST SCI,DEPT AEROSP ENGN,PROPELLANT CHEM LAB,BANGALORE 560012,KARNATAKA,INDIA
关键词
D O I
10.1002/pola.1991.080290214
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Novel epoxy resins of various thiocarbonohydrazones have been synthesized by reacting the aldehyde or ketone derivatives of thiocarbohydrazide with excess of epichlorohydrin. The resins have been characterized by elemental analyses, epoxy equivalents, H-1-NMR and IR spectra, thermal analyses, and viscosity measurements. Curing of the resins has been carried out by mixing with thiocarbohydrazide or ethylenediamine and heating at 80-degrees-C for 48 h. A comparison of the thermal stability of the cured resin samples has been made.
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页码:261 / 267
页数:7
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