INTERACTIONS IN BLOCK COPOLYMERS IN SOLUTION - EFFECT OF HETERO-CONTACTS ON SEGMENTAL INTERACTIONS IN BLOCK COPOLYMERS OF POLY(ISOPRENE - STYRENE) IN SOLUTION

被引:14
作者
URWIN, JR
机构
[1] Department of Organic Chemistry, University of Adelaide, Adelaide, SA, 5001
关键词
D O I
10.1071/CH9691649
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Binary cluster integrals or excluded volumes for chemically different segment pairs in block copolymers of poly(isoprene: styrene) have been calculated from the equation derived by Froelich and Benoit for a two- sequence block copolymer. Expansion factors have been recalculated assuming a linear relation for [η]θ with respect to composition employing published values for polystyrene and polyisoprene. The results are discussed in relation to possible conformations of block copolymers. © 1969, CSIRO. All rights reserved.
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页码:1649 / &
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