High-activity catalyst for CO gas enrichment type deoxidation as well as preparation and application of high-activity catalyst
A high-activity catalyst and catalyst technology, which is applied in combustible gas purification, combustible gas purification/transformation, petroleum industry, etc., can solve the problems of low activity of non-precious metal active components, low anti-toxicity, high reaction temperature, etc., and achieve anti-toxicity The effect of strong ability, simple preparation method and low reaction temperature
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Embodiment 1
[0044]The deoxidation catalyst of this embodiment is composed of 50.1% (by weight) active components, 1% coagent, 1% binder and 47.9% carrier, and the active component is equivalent to 50% copper oxide Copper acetate and palladium chloride equivalent to 0.1% of Pd, the active agent is composed of cobalt nitrate equivalent to 1% of cobalt oxide, the binder is 1% of kaolin, the carrier is 47.9% of alumina, and the catalyst is bar The object is denoted as RDOC-01.
[0045] (1) Dissolve 133.3g of copper acetate and 3.9g of cobalt nitrate in deionized water to form a solution;
[0046] (2) Take 47.9g of alumina, add 1.0g of kaolin, mix evenly, add the solution prepared in step (1) for kneading, extrude, dry at 120°C for 2h, and roast at 300°C for 5 hours to obtain the catalyst precursor;
[0047] (3) Take 0.17gPdCl 2 prepared as a solution;
[0048] (4) Immerse the prepared catalyst precursor into the palladium salt solution prepared in step (3), immerse at room temperature for...
Embodiment 2
[0050] The deoxidation catalyst of this embodiment is made up of 3% (by weight) active component, 40% coagent, 20% binder and 37% carrier, and active component is equivalent to 1% of copper oxide Copper nitrate and palladium acetate equivalent to 2.0% of Pd, the active agent is zinc acetate equivalent to 10% of zinc oxide, cobalt oxide is 10% cobalt nitrate and iron oxide is 20% iron nitrate, and the binder is 20% % sheepskin, the carrier is 37% magnesia, and the catalyst is a strip, which is recorded as RCDO-02.
[0051] (1) Take 3.0g of copper nitrate, 36.0g of zinc acetate, 38.8g of cobalt nitrate, and 101.0g of ferric nitrate, dissolve them in deionized water, and make a solution;
[0052] (2) Take 37g of magnesium oxide, add 20g of sheepsweet soil, mix well, add the solution prepared in step (1) for kneading, extrude, dry at 80°C for 4 hours, and roast at 500°C for 3 hours to obtain Catalyst precursor;
[0053] (3) Take 4.2g of palladium acetate to prepare impregnation ...
Embodiment 3
[0056] The deoxidation catalyst of the present embodiment is made up of 30% active component, 20% coagent, 10% binder and 40% carrier, and active component is the copper sulfate that is equivalent to 29% of copper oxide and is equivalent to Pd is 1.0% palladium chloride, the active agent is composed of cobalt chloride equivalent to 10% cobalt oxide and iron acetate with 10% iron oxide, the binder is 10% attapulgite, and the carrier is 40% Silicon dioxide, the catalyst is strips, recorded as RCDO-03.
[0057] (1) Dissolve 90.6g of copper sulfate, 31.7g of cobalt chloride and 30.8g of ferric acetate in deionized water to form a solution;
[0058] (2) Take 40g of silicon dioxide, add 10g of attapulgite, mix well, add the solution prepared in step (1) for kneading, extrude, dry at 100°C for 4h, and roast at 400°C for 4h to obtain Catalyst precursor;
[0059] (3) Take 1.7gPdCl 2 Formulated as an impregnation solution;
[0060] (4) Immerse the prepared catalyst precursor in the ...
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