CURING REACTIONS OF A LIQUID-CRYSTALLINE EPOXY-RESIN BASED ON THE DIGLYCIDYL ETHER OF 4,4'-DIHYDROXY-ALPHA-METHYLSTILBENE

被引:64
作者
AMENDOLA, E
CARFAGNA, C
GIAMBERINI, M
PISANIELLO, G
机构
[1] UNIV NAPLES,DEPT MAT & PROD ENGN,I-80125 NAPLES,ITALY
[2] ISRIM,I-06100 TERNI,ITALY
关键词
D O I
10.1002/macp.1995.021960516
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
A glycidyl-terminated liquid crytalline (LC) monomer is cured with aromatic amines. A nematic structure suddenly develops during the curing reaction and is related to the molecular weight increase of the developing network. An unusual exothermal double peak is observed in the isothermal curves obtained in a defined temperature range. The calorimetric analysis is used to evaluate the kinetic parameters and is related to the initial formation of a linear prepolymer and to the subsequent development of the tridimensional network.
引用
收藏
页码:1577 / 1591
页数:15
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