沸石咪唑盐骨架
材料科学
表面改性
异氰酸酯
胺气处理
化学工程
金属有机骨架
玻璃化转变
熔化温度
非晶态金属
金属
聚合物
有机化学
复合材料
吸附
化学
冶金
聚氨酯
工程类
合金
作者
Alice M. Bumstead,Ignas Pakamorė,Kieran D. Richards,Michael F. Thorne,Sophia S. Boyadjieva,Celia Castillo‐Blas,Lauren McHugh,Adam F. Sapnik,Dean S. Keeble,David A. Keen,Rachel C. Evans,Ross S. Forgan,Thomas D. Bennett
标识
DOI:10.1021/acs.chemmater.1c03820
摘要
Melt-quenched metal-organic framework (MOF) glasses have gained significant interest as the first new category of glass reported in 50 years. In this work, an amine-functionalized zeolitic imidazolate framework (ZIF), denoted ZIF-UC-6, was prepared and demonstrated to undergo both melting and glass formation. The presence of an amine group resulted in a lower melting temperature compared to other ZIFs, while also allowing material properties to be tuned by post-synthetic modification (PSM). As a prototypical example, the ZIF glass surface was functionalized with octyl isocyanate, changing its behavior from hydrophilic to hydrophobic. PSM therefore provides a promising strategy for tuning the surface properties of MOF glasses.
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