COLLOIDAL MICROGEL SYSTEMS - PHASE-TRANSITION PROPERTIES IN AQUEOUS-SOLUTION OF POLY(N-ISOPROPYLACRYLAMIDE)

被引:33
作者
MURRAY, M [1 ]
RANA, F [1 ]
HAQ, I [1 ]
COOK, J [1 ]
CHOWDHRY, BZ [1 ]
SNOWDEN, MJ [1 ]
机构
[1] UNIV GREENWICH, SCH BIOL & CHEM SCI, LONDON SE18 6PF, ENGLAND
关键词
D O I
10.1039/c39940001803
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A reversible phase transition, in aqueous solution, of the colloidal poly(N-isopropylacrylamide) microgel system with an excess specific heat capacity maximum at 307.7 K (in the concentration range 0.05-0.5% m/m) is observed using high sensitivity differential scanning calorimetry(HSDSG); the thermodynamic parameters and turbidimetric changes associated with this transition ace reported.
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页码:1803 / 1804
页数:2
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