Reversible releasing of arms from star morphology polymers

被引:28
作者
Aumsuwan, Nattharika [1 ]
Urban, Marek W. [1 ]
机构
[1] Univ So Mississippi, Shelby Thames Polymer Sci Res Ctr, Sch Polymers & High Performance Mat, Hattiesburg, MS 39406 USA
基金
美国国家科学基金会;
关键词
Star polymers; Reversible release of arms; Diels-Alder chemistry; DIELS-ALDER REACTION; MALEIMIDE; NETWORKS; HYDROGEL;
D O I
10.1016/j.polymer.2008.10.048
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Reversible thermally induced arm release from a star polymer morphology was prepared which consists of furanic functional core and maleimide functional arm which are attached or detached via Diels-Alder (DA) reversible reactions. This approach allows the reversible bonding and deboncling at 35-40 degrees C (DA) and 90-100 degrees C (retro-DA). The covalent reversibility of this process consists of 7 cycles of the DA and retro-DA reactions. (C) 2008 Elsevier Ltd. All rights reserved.
引用
收藏
页码:33 / 36
页数:4
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