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The preparation of triazo dye direct blue 71 (DB71)-encapsulated mesostructured MCM-41 materials has successfully been performed by a microwave-assisted method or under conventional room temperature condition. The structures and properties were characterized by XRD, N 2 adsorption analysis, electron microscopy, FT-IR, 13 C NMR, UV–vis, and TGA–DSC. A blue-shift of UV–vis spectra was...
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