Point by point comparison of two thermosensitive polymers exhibiting a similar LCST:: Is the age of poly(NIPAM) over?

被引:1112
作者
Lutz, Jean-Francois [1 ]
Akdemir, Oezguer [1 ]
Hoth, Ann [1 ]
机构
[1] Fraunhofer Inst Appl Polymer Res, Res Grp Nanotechnol Life Sci, D-14476 Golm, Germany
关键词
D O I
10.1021/ja065324n
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The present Communication compares the thermosensitivity in dilute aqueous solutions of well-defined copolymers composed of 95% of 2-(2-methoxyethoxy)ethyl methacrylate (MEO2MA) and 5% of oligo(ethylene glycol) methacrylate (OEGMA, Mn = 475 g·mol-1) and poly(N-isopropylacrylamide) (PNIPAM) samples having similar degrees of polymerization and chain-ends. The thermoresponsive behavior of P(MEO2MA-co-OEGMA) was found to be overall comparable, and in some cases, superior to PNIPAM. Hence, P(MEO2MA-co-OEGMA) copolymers can be considered as ideal structures, which combine both the properties of poly(ethylene glycol) and PNIPAM in a single macromolecule. Copyright © 2006 American Chemical Society.
引用
收藏
页码:13046 / 13047
页数:2
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