Cerium-based rare-earth catalytic combustion improver and preparation method thereof
A rare earth catalysis and combustion-supporting agent technology, which is applied to fuel additives, fuels, liquid carbon-containing fuels, etc., can solve the problems of improper control of synthesis parameters, unsatisfactory effects, and aggravated pollution, and achieves a large adjustable range of composition parameters and achieves energy saving. And the effect of purifying emissions and improving catalytic combustion performance
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Embodiment 1
[0025] Embodiment 1, a kind of cerium-based rare earth catalytic combustion improver,
[0026] (1) Carrier: Diisooctyl Phosphate C 16 h 35 o 4 P and / or tributyl phosphate C 16 h 27 o 4 P, adding kerosene to form the carrier; diisooctyl phosphate C 16 h 35 o 4 P and or tributyl phosphate C 16 h 27 o 4 P. The volume ratio of kerosene is 1:1.8; when mixed and selected, diisooctyl phosphate C 16 h 35 o 4 P and or tributyl phosphate C 16 h 27 o 4 The volume ratio of the two is 1-9:9-1;
[0027] (2) Rare earth material liquid: the CeO 2 The mass percentage of rare earth oxides accounting for not less than 50% of the total amount of rare earths is dissolved in H 2 SO 4 Or the rare earth feed liquid is obtained in the HCl solution, and the CeO in the rare earth feed liquid 2 The mass concentration is 15%;
[0028] (3) Loaded organic phase: Mix the carrier with the rare earth material liquid to obtain the loaded organic phase. In the loaded organic phase, CeO 2 Th...
Embodiment 2
[0030] Embodiment 2, a kind of cerium-based rare earth catalytic combustion improver,
[0031] (1) Carrier: Diisooctyl Phosphate C 16 h 35 o 4 P and / or tributyl phosphate C 16 h 27 o 4 P, adding kerosene to form the carrier; diisooctyl phosphate C 16 h 35 o 4 P and / or tributyl phosphate C 16 h 27 o 4 P. The volume ratio of kerosene is 1:2.5;
[0032] (2) Rare earth material liquid: the CeO 2 Rare earth oxides accounting for not less than 50% by mass of the total amount of rare earths are dissolved in H 2 SO 4 Or the rare earth feed liquid is obtained in the HCl solution, and the CeO in the rare earth feed liquid 2 The mass concentration is 30g / L;
[0033] (3) Loaded organic phase: Mix the carrier with the rare earth material liquid to obtain the loaded organic phase. In the loaded organic phase, CeO 2The mass volume ratio of the mass content of the carrier and the carrier is 50g / L;
[0034] (4) Mixing the supported organic phase and the cerium-based rare earth...
Embodiment 3
[0035] Embodiment 3, a kind of cerium-based rare earth catalytic combustion improver,
[0036] (1) Carrier: Diisooctyl Phosphate C 16 h 35 o 4 P and / or tributyl phosphate C 16 h 27 o 4 P, adding kerosene to form the carrier; diisooctyl phosphate C 16 h 35 o 4 P and / or tributyl phosphate C 16 h 27 o 4 P. The volume ratio of kerosene is 1:2.1;
[0037] (2) Rare earth material liquid: the CeO 2 Rare earth oxides accounting for not less than 50% by mass of the total amount of rare earths are dissolved in H 2 SO 4 Or the rare earth feed liquid is obtained in the HCl solution, and the CeO in the rare earth feed liquid 2 The mass concentration is 30g / L;
[0038] (3) Loaded organic phase: Mix the carrier with the rare earth material liquid to obtain the loaded organic phase. In the loaded organic phase, CeO 2 The mass volume ratio of the mass content and the carrier is 35g / L;
[0039] (4) Mixing the loaded organic phase with the cerium-based rare earth oxide to obtain...
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