High-efficiency denitrification ionic liquid and method of using the same
An ionic liquid and denitrification technology, applied in separation methods, chemical instruments and methods, and dispersed particle separation, etc., can solve the problems of inability to guarantee complete reaction and absorption, lower denitration efficiency, and difficulty in boiler renovation, and achieve a wide operating temperature range and improve Conversion effect, the effect of improving the conversion rate of NOx reduction
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Embodiment 1
[0023] The high-efficiency denitrification ionic liquid of the present invention includes the following components: 15 parts of urea-based organic peptide, 60 parts of deionized water, 5 parts of catalyst, 1 part of stabilizer, and 1 part of regulator. The above-mentioned components are added to high-speed dispersion equipment for high-speed dispersion. The reaction forms a stable ionic liquid;
[0024] The preparation steps of the ureido organic peptide are as follows:
[0025] 1) Amino acid and manganese nitrate generate amino acid metal salt pre-reactant at 60°C;
[0026] 2) Add urea and the amino acid metal salt pre-reactant obtained in step 1) into the reaction kettle, then add ethylene glycol and glycerol as chain extenders, and epichlorohydrin as condensation agents into the reaction kettle. Urea-based organic peptides synthesized by ring-opening reaction.
[0027] The catalyst is V 2 o 5 ; The regulator is ethanolamine; the stabilizer is polyacrylamide.
Embodiment 2
[0029] The high-efficiency denitrification ionic liquid of the present invention includes the following components: 30 parts of urea-based organic peptide, 80 parts of deionized water, 10 parts of catalyst, 5 parts of stabilizer, and 5 parts of regulator. The above-mentioned components are added to high-speed dispersion equipment for high-speed dispersion and dispersion. The reaction forms a stable ionic liquid;
[0030] The preparation steps of the ureido organic peptide are as follows:
[0031] 1) Amino acid and chromium nitrate generate amino acid metal salt pre-reactant at 80°C;
[0032] 2) Add urea and the amino acid metal salt pre-reactant obtained in step 1) into the reaction kettle, then add ethylene glycol and glycerol as chain extenders, and epichlorohydrin as condensation agents in the reaction kettle. Urea-based organic peptides synthesized by ring-opening reaction.
[0033] The catalyst is TiO 2 ; The regulator is composed of triethanolamine and dodecyl alcohol...
Embodiment 3
[0035] The high-efficiency denitrification ionic liquid of the present invention includes the following components: 25 parts of urea-based organic peptides, 70 parts of deionized water, 8 parts of catalysts, 3 parts of stabilizers, and 3 parts of regulators. The above components are added to high-speed dispersion equipment for high-speed dispersion and dispersion The reaction forms a stable ionic liquid;
[0036] The preparation steps of the ureido organic peptide are as follows:
[0037] 1) Amino acid and one or more of the nitrates of manganese, vanadium, chromium, and cerium generate amino acid metal salt pre-reactants at 60-80°C;
[0038] 2) Add urea and the amino acid metal salt pre-reactant obtained in step 1) into the reactor, then add ethylene glycol and glycerol as chain extenders, and epichlorohydrin as condensation agents in the reactor, at 65-80 Urea-based organic peptide synthesized by ring-opening reaction at ℃.
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