A series of microporous polyimide networks with porphyrin units (Pr-MPIs) were facilely synthesized through a one-step solution polymerization process. Of particular interest is that Pr-MPI-1 containing distorted spirobisindane unit revealed the highest BET surface area (953 m
2
/g)
total pore volume (0.75 cm
3
/g)
and extreme hysteresis between the N2 adsorption and desorption isotherm. Further study revealed the prepared Pr-MPI-1 exhibited a synergistic structural effect on exceptional uptake of volatile organic compounds (VOCs) due to the high porosity and highly distorted spirobisindane structure enabled large interface and the swellability. This new approach would open up a facile approach toward the preparation of highly swellable high performance polymeric microporous materials
which are deeply wanted for environment-related applications such as VOCs adsorption and oil/water separation.
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相关作者
Rui-Gang Liu
Da-Wa Shen
Hong-Liang Kang
Hong-Ying Zhang
Ting-Ting Zhang
Quan Chen
Jian Tang
Yu Kang
相关机构
University of Chinese Academy of Sciences
School of Conservation Science & Technology for Cultural Heritage, Key Laboratory of Materials and Technology for Unearthed Cultural Heritage Conservation, Shaanxi University of Science & Technology
China Academy of Cultural Heritage
Laboratory of Polymer Physics and Chemistry, Beijing National Laboratory of Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences
School of Applied Chemistry and Engineering, University of Science and Technology of China