Preparation method of regeneration agent for hydrogen peroxide prepared by anthraquinone method
A technology of hydrogen peroxide and regenerant, applied in chemical instruments and methods, peroxide/peroxyhydrate/peroxyacid/superoxide/ozone, chemical recovery, etc., can solve the difficult control of operating process conditions and other problems, to achieve the effects of excellent physical and chemical properties, lower production costs, good social and economic benefits
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Embodiment 1
[0024] (1) Add 50g of dilute nitric acid aqueous solution with a concentration of 10% by volume to the alumina powder, mix well, and make into strips;
[0025] (2) After drying in the shade at room temperature, calcination at 600K for 3h to obtain a strip-shaped carrier;
[0026] (3) Immerse the strip-shaped carrier in 1L of 0.8mol / L sodium hydroxide solution for 1 minute, take it out, and dry it at 350K for 3h.
Embodiment 2
[0028] Alumina powder 800g
[0029] (1) Add 100g of dilute nitric acid aqueous solution with a concentration of 20% by volume to the alumina powder, mix well, and make into strips;
[0030] (2) After drying in the shade at room temperature, calcination at 700K for 3.5h to obtain a strip-shaped carrier;
[0031] (3) Immerse the strip-shaped carrier in 800ml of 2mol / L sodium hydroxide solution for 10 seconds, take it out, and dry it at 370K for 3.5h.
Embodiment 3
[0033] Alumina powder 900g
[0034] (1) After mixing the alumina powder and the saffron powder, add 80g of glacial acetic acid aqueous solution with a concentration of 40% by volume, mix well, and make into a strip;
[0035] (2) After drying in the shade at room temperature, calcination at 780K for 4h to obtain a strip-shaped carrier;
[0036] (3) Immerse the strip-shaped carrier in 600ml of 3mol / L sodium hydroxide solution for 2 minutes, take it out, and dry it at 380K for 4h.
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