High-molasses-value coal columnar granular activated carbon and preparation method thereof
A granular activated carbon, coal quality technology, applied in chemical instruments and methods, inorganic chemistry, non-metallic elements, etc., can solve problems such as shortage of activated carbon raw materials, waste of resources, hidden safety hazards, etc., to achieve enterprise benefits, social benefits, and work efficiency. The effect of high and low enterprise cost
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Embodiment 1
[0036] A preparation method of high molasses value coal-based columnar granular activated carbon, comprising the following steps:
[0037] 1. After taking the coal pulverized in Dianwan, Fugu County, Shaanxi Province, the test results show that the ash content is 4.3%, the volatile matter is 35.3%, the coke residue characteristic is 1, the bulk density is 832g / l, and the fineness is 325 mesh, and the passing rate is 95%.
[0038] 2. After grinding solid asphalt from Shanxi Coking Plant, the test results showed that the ash content was 0.2%, the softening point was 110°C, the volatile matter was 45.3%, the water content was 2.8%, and the passing rate of fineness 325 mesh was 89%.
[0039] 3. Take 25g of carboxymethyl cellulose, 35g of polyvinyl alcohol, 15g of starch, and 25g of polyacrylamide, transfer them into a mixer, and mix them for 10 minutes to prepare an organic additive.
[0040] 4. Weigh 1000g of ground coal powder, 140g of ground asphalt powder, and 70g of organic a...
Embodiment 2
[0046] A preparation method of high molasses value coal-based columnar granular activated carbon, comprising the following steps:
[0047] 1. After grinding the Laogaochuan coal in Shenmu County, Shaanxi Province, the test results show that the ash content is 5.6%, the volatile matter is 36.1%, the coke residue characteristic is 4, the bulk density is 793g / l, and the fineness is 325 mesh, and the passing rate is 91%.
[0048] 2. After grinding solid asphalt from the coking plant of Taiyuan Stainless Steel Co., Ltd., the test results show that the softening point is 105°C, the ash content is 0.36, the volatile matter is 38.9%, the moisture content is 1.9%, and the passing rate of fineness 325 mesh is 93%.
[0049] 3. Take 15g of carboxymethyl cellulose, 25g of polyvinyl alcohol, 25g of starch, and 35g of polyacrylamide, transfer them into a mixer, and mix them for 10 minutes to prepare an organic additive.
[0050] 4. Weigh 1000g of ground coal powder, 120g of ground asphalt powd...
Embodiment 3
[0056] A preparation method of high molasses value coal-based columnar granular activated carbon, comprising the following steps:
[0057] 1. After taking the coal milled in Guojiawan, Shenmu County, Shaanxi Province, the test results show that the ash content is 4.1%, the volatile matter is 33%, the characteristics of coke residue are 2, the bulk density is 850g / l, and the fineness is 325 mesh, and the pass rate is 80.1%.
[0058] 2. After grinding solid asphalt from Shanxi Lubao Group Coking Co., Ltd., the test results show that the softening point is 126°C, the ash content is 0.57%, the volatile matter is 59.67%, the water content is 3.56%, and the pass rate of fineness 325 mesh is 82%.
[0059] 3. Take 35g of carboxymethyl cellulose, 15g of polyvinyl alcohol, 25g of starch, and 25g of polyacrylamide, transfer them into a mixer, and mix them for 10 minutes to prepare an organic additive.
[0060] 4. Weigh 1000g of ground coal powder, 100g of ground asphalt powder, and 50g o...
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