PROPERTIES OF POLYMER LIQUID-CRYSTALS - CHOOSING MOLECULAR-STRUCTURES AND BLENDING

被引:156
作者
BROSTOW, W
机构
[1] UNIV N TEXAS,DEPT CHEM,DENTON,TX 76203
[2] DREXEL UNIV,DEPT MAT ENGN,PHILADELPHIA,PA 19104
关键词
blending of liquid crystals; dielectric properties; heterogeneous composites; mechanical properties; mesophases; molecular composites; monomer liquid crystals; phase diagrams; polymer applications; polymer characterization; polymer liquid crystals; processing; rheology;
D O I
10.1016/0032-3861(90)90242-Q
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Monomer liquid crystals (MLCs), polymer liquid crystals (PLCs) and heterogeneous composites are compared. PLCs are classified into categories in function of their molecular structure. Molecular composites (MC) are characterized. Phase diagrams are analysed, and new ways of presenting information on coexisting phases including glassy ones are proposed. Rheology and methods of processing of PLCs and MCs are outlined. Characterization of PLCs including their dielectric behaviour is discussed. Blending of PLCs and properties of the blends of MCs are related to present as well as potential applications of liquid-crystalline and rigid rod materials. © 1990.
引用
收藏
页码:979 / 995
页数:17
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