Solid attapulgite clay acidifier
A technology of attapulgite clay and acidifying agent, which can be applied in other chemical processes, chemical instruments and methods, etc., and can solve problems such as the development of the attapulgite clay industry, the inability to use it in the production of oil decolorizers, low crystallization degree and order degree, etc. problems, achieve the effects of acid water treatment and low discharge load, increase high-value utilization rate, and increase decolorization rate
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Embodiment 1
[0041] The first attapulgite clay solid acidifier consists of the following components by weight percentage: SiO 2 Content 58%, Al 2 o 3 Content 14.75%, Fe 2 o 3 content 4.63%, MgO content 3.17%, CaO content 0.78%, SO 3 The content is 2.63%, the loss on ignition is 13.24%, the free acid content is 2.5%, and the balance is unavoidable impurities.
[0042] The preparation method of the above-mentioned first attapulgite clay solid acidifying agent comprises the following steps:
[0043] Step 1: crushing, mixing bentonite ore and attapulgite clay in a ratio of 2:1 and crushing with a jaw crusher to form 300 kg of crushed material A;
[0044] Step 2: wet purification, put crushed material A into 1000 kg of water, add 8 kg of dispersant for wet purification, and form mixture B;
[0045] Step 3: adding acid, 75 kilograms of concentration is that 98% sulfuric acid is dropped into the mixture B and stirred evenly to form the mixture C;
[0046] Step 4: Heating and acidifying, he...
Embodiment 2
[0066] The second attapulgite clay solid acidifier consists of the following components by weight percentage: SiO 2 Content 65%, Al 2 o 3 Content 12.62%, Fe 2 o 3 content of 2.32%, MgO content of 0.45%, CaO content of 1.24%, SO 3 The content is 2.63%, the loss on ignition content is 9.24%, the free acid content is 6.28%, and the balance is unavoidable impurities.
[0067] The preparation method of the above-mentioned second attapulgite clay solid acidifying agent comprises the steps:
[0068] Step 1: crushing, mixing bentonite ore and attapulgite clay in a ratio of 3:1 and crushing with a jaw crusher to form 300 kg of crushed material A;
[0069] Step 2: wet purification, put crushed material A into 1000 kg of water, add 5 kg of dispersant for wet purification, and form mixture B;
[0070] Step 3: add acid, 112.5 kilograms of concentration is that the sulfuric acid of 98% is dropped in the mixture B and stirred evenly, forms mixture C;
[0071] Step 4: Heating and acidi...
Embodiment 3
[0091]The third attapulgite clay solid acidifying agent consists of the following components by weight percentage: SiO 2 Content 71%, Al 2 o 3 Content 6.12%, Fe 2 o 3 content 1.52%, MgO content 0.24%, CaO content 2.31%, SO 3 The content is 0.65%, the loss on ignition is 7.11%, the product free acid is 11%, and the balance is unavoidable impurities.
[0092] The preparation method of the above-mentioned third attapulgite clay solid acidifying agent comprises the following steps:
[0093] Step 1: crushing, mixing bentonite ore and attapulgite clay in a ratio of 4:1 and crushing with a jaw crusher to form 300 kg of crushed material A;
[0094] Step 2: wet purification, put crushed material A into 1000 kg of water, add 10 kg of dispersant for wet purification, and form mixture B;
[0095] Step 3: add acid, 150 kilograms of concentration is that the sulfuric acid of 98% is dropped in the mixture B and stirred evenly, forms mixture C;
[0096] Step 4: Heating and acidifying, ...
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