Photochromic and photo-luminescent nano microsphere with core-shell structure and preparation method thereof
A photochromic and nano-microsphere technology, which is applied in the direction of color-changing fluorescent materials, luminescent materials, chemical instruments and methods, etc., can solve the problems of insufficient thermal stability and poor photostability, and achieve rich colors, good thermal stability, Good dispersion effect
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[0033]Example 1
[0034]The nano-microspheres of the present invention include core and housing, the core is an organic rare earth complex, the organic rare earth complex light is Tb and Eu, the first ligand is a benzoic acid compound, and the benzoic acid compound includes benzoic acid, methoxy Benzoic acid and methabiphenic acid, the second ligand is an adjacent vermoline, a layer of SiO2, grafted a layer of polymer discoloration material on the surface of SiO2, wherein the polymer discoloration material is a vinyl. Polymers, including polymethyl methacrylate, polyacrylic acid, and polymethyl methacrylic acid, polymer discoloration material branched discoloration units are spirr gallic photoinsetting units, forming a composite multilayer nuclear shell structure.
[0035]The preparation method is as follows:
[0036]Step 1: Nuclear Shell Structure Luminous Material @Sio2Preparation
[0037]The n-silicate is added to the ethanol solution, stirred for 5 min, add TBCl3Ethanol solution, mixed stir...
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