Polymeric bicontinuous microemulsions

被引:302
作者
Bates, FS
Maurer, WW
Lipic, PM
Hillmyer, MA
Almdal, K
Mortensen, K
Fredrickson, GH
Lodge, TP
机构
[1] UNIV MINNESOTA,DEPT CHEM,MINNEAPOLIS,MN 55455
[2] RISO NATL LAB,DK-4000 ROSKILDE,DENMARK
[3] UNIV CALIF SANTA BARBARA,DEPT CHEM ENGN,SANTA BARBARA,CA 93106
关键词
D O I
10.1103/PhysRevLett.79.849
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
High molecular weight block copolymers can be viewed as macromolecular surfactants when blended with thermodynamically incompatible homopolymers. This Letter describes the formation of polymeric bicontinuous microemulsions in nurtures containing a model diblock copolymer and two homopolymers. Although we attribute development of this equilibrium morphology to the effects of fluctuations, mean-field theory provides a quantitative strategy for preparing the bicontinuous state at blend compositions near an isotropic Lifshitz point.
引用
收藏
页码:849 / 852
页数:4
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