CN110734340A - carbamido organic compound fertilizer and preparation method thereof - Google Patents
carbamido organic compound fertilizer and preparation method thereof Download PDFInfo
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- CN110734340A CN110734340A CN201911217301.9A CN201911217301A CN110734340A CN 110734340 A CN110734340 A CN 110734340A CN 201911217301 A CN201911217301 A CN 201911217301A CN 110734340 A CN110734340 A CN 110734340A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
Abstract
The invention discloses carbamido organic compound fertilizers and a preparation method thereof, wherein the carbamido organic compound fertilizers comprise ammonium phosphate, urea, ammonium chloride, potassium chloride, sweet potato type citric acid residues, vinasse, edible fungus residues, monosodium glutamate residues, cake dregs and papermaking lignin.
Description
Technical Field
The invention belongs to the technical field of fertilizer processing, and particularly relates to carbamido organic compound fertilizers and a preparation method thereof.
Background
The urea is used as a base fertilizer with the highest nitrogen content, is applied to fields in agriculture, and in the face of the trend of fertilizer development to compound fertilizer, urea which is an important base fertilizer of is used for producing the urea-based compound fertilizer, so that the urea-based compound fertilizer has important significance for fertilizer industry and agricultural development, but the urea-based compound fertilizer has the main technical problems of low critical relative humidity of mixed materials, easiness in urea hydrolysis in the processing process, easiness in forming an adduct of urea and common calcium superphosphate or triple superphosphate, easiness in forming an eutectic of urea and ammonium phosphate, increase of biuret in the processing process and the like.
Disclosure of Invention
Based on the technical scheme, the invention aims to realize the following technical scheme:
the invention firstly provides carbamido organic compound fertilizer components, which comprise ammonium phosphate, urea, ammonium chloride, potassium chloride, sweet potato type citric acid residues, vinasse, edible fungus residues, monosodium glutamate residues, cake dregs and papermaking lignin.
22-30 parts of ammonium phosphate , 15-18 parts of urea, 30-65 parts of ammonium chloride, 25-40 parts of potassium chloride, 6-10 parts of sweet potato residues, 3-8 parts of vinasse, 12-25 parts of edible fungus residues, 2-8 parts of monosodium glutamate residues, 15-20 parts of cake dregs and 8-12 parts of papermaking lignin.
Wherein, by weight, -28 parts of ammonium phosphate, 16-18 parts of urea, 33-60 parts of ammonium chloride, 26-38 parts of potassium chloride, 7-9 parts of sweet potato residue, 4-7 parts of vinasse, 14-23 parts of edible fungus residue, 3-7 parts of monosodium glutamate residue, 16-19 parts of cake meal and 9-11 parts of papermaking lignin.
Wherein the monosodium glutamate residue comprises solid residue left after fermentation of a culture medium consisting of sucrose, molasses, starch and ammonium salt.
Wherein the cake comprises at least of soybean cake, cottonseed cake, rapeseed cake, sunflower cake and flax cake.
The invention also provides a preparation method of the carbamido organic compound fertilizer, which comprises the following steps:
(1) respectively crushing sweet potato residues, vinasse, edible fungus residues, monosodium glutamate residues, cake dregs and papermaking lignin, sieving with a 60-80-mesh sieve, uniformly mixing, fermenting at 25-35 ℃ for 6-12 days, respectively stirring times in the morning and at the evening every day, wherein the stirring time is 18-35 minutes each time, and the stirring speed is 42-85 rpm, so as to obtain a material 1;
(2) feeding ammonium phosphate, urea, ammonium chloride, potassium chloride and the material 1 into a mixer, uniformly stirring, conveying to a grinder through a measuring belt, and grinding until the particle size can pass through a sieve of 80-100 meshes to obtain a material 2;
(3) adding acid into the material 2 fed into the granulator, and introducing ammonia gas for granulating to obtain a material 3 with a proper particle specification;
(4) and (3) putting the material 3 in a drier, introducing hot air for heating, evaporating water to meet the water content requirement of the product, cooling, screening, coating and packaging to obtain the finished product of the carbamido organic compound fertilizer.
Wherein the granularity of the ammonium phosphate , the urea, the ammonium chloride and the potassium chloride in the step (2) is less than 20 mm.
Wherein, the particle size of the step (3) is the particle with the particle diameter less than 2 mm.
Wherein the time for introducing hot air in the step (4) is 35-55 minutes, and the air volume of the hot air is 2000m3/h；
The content of the evaporated water is 80-91%.
Compared with the prior art, the invention has the beneficial effects that: the fertilizer has good compatibility, balanced fertility, stable property and difficult deliquescence; the physical and chemical properties of the soil can be improved, the soil is not easy to harden, and the environment is not polluted; the fertilizer efficiency is durable, and the fertilizer utilization rate is high.
Detailed Description
The invention firstly provides carbamido organic compound fertilizer components, which comprise ammonium phosphate, urea, ammonium chloride, potassium chloride, sweet potato type citric acid residues, vinasse, edible fungus residues, monosodium glutamate residues, cake dregs and papermaking lignin.
22-30 parts of ammonium phosphate , 15-18 parts of urea, 30-65 parts of ammonium chloride, 25-40 parts of potassium chloride, 6-10 parts of sweet potato residues, 3-8 parts of vinasse, 12-25 parts of edible fungus residues, 2-8 parts of monosodium glutamate residues, 15-20 parts of cake dregs and 8-12 parts of papermaking lignin.
Wherein, by weight, -28 parts of ammonium phosphate, 16-18 parts of urea, 33-60 parts of ammonium chloride, 26-38 parts of potassium chloride, 7-9 parts of sweet potato residue, 4-7 parts of vinasse, 14-23 parts of edible fungus residue, 3-7 parts of monosodium glutamate residue, 16-19 parts of cake meal and 9-11 parts of papermaking lignin.
Wherein the monosodium glutamate residue comprises solid residue left after fermentation of a culture medium consisting of sucrose, molasses, starch and ammonium salt.
Wherein the cake comprises at least of soybean cake, cottonseed cake, rapeseed cake, sunflower cake and flax cake.
The invention also provides a preparation method of the carbamido organic compound fertilizer, which comprises the following steps:
(1) respectively crushing sweet potato residues, vinasse, edible fungus residues, monosodium glutamate residues, cake dregs and papermaking lignin, sieving with a 60-80-mesh sieve, uniformly mixing, fermenting at 25-35 ℃ for 6-12 days, respectively stirring times in the morning and at the evening every day, wherein the stirring time is 18-35 minutes each time, and the stirring speed is 42-85 rpm, so as to obtain a material 1;
(2) feeding ammonium phosphate, urea, ammonium chloride, potassium chloride and the material 1 with the particle size of less than 20mm into a mixer, uniformly stirring, conveying the mixture into a grinder through a metering belt, and grinding the mixture until the particle size can pass through a sieve of 80-100 meshes to obtain a material 2;
(3) adding acid into the material 2 fed into the granulator, and introducing ammonia gas for granulating to obtain a material 3 with proper particle specification, namely the particle diameter of less than 2 mm;
(4) putting the material 3 in a drier and introducing hot air with the air volume of 2000m3Heating for 35-55 minutes, evaporating 80-91% of water to meet the water requirement of the product, cooling, screening, coating and packaging to obtain the finished product of the carbamido organic compound fertilizer.
The technical solution of the present invention will be further described with reference to specific examples, which are given for illustrative purposes only and are not to be construed as limiting the scope of the present invention.
Unless otherwise indicated, the raw materials and reagents used in the following examples are all commercially available products or can be prepared by known methods.
Example 1
The invention provides carbamido organic compound fertilizer components which comprise, by weight, parts of ammonium phosphate, 15 parts of urea, 30 parts of ammonium chloride, 25 parts of potassium chloride, 6 parts of sweet potato residue, 3 parts of vinasse, 12 parts of edible fungus residue, 2 parts of monosodium glutamate residue, 15 parts of cake meal and 8 parts of papermaking lignin.
Wherein the monosodium glutamate residue comprises solid residue left after fermentation of a culture medium consisting of sucrose, molasses, starch and ammonium salt.
Wherein the cake comprises soybean cake, cottonseed cake and rapeseed cake.
The invention also provides a preparation method of the carbamido organic compound fertilizer, which comprises the following steps:
(1) respectively crushing sweet potato residue, vinasse, edible fungus residue, monosodium glutamate residue, cake and papermaking lignin, sieving with a 60-mesh sieve, uniformly mixing, fermenting at 25 ℃ for 6 days, stirring for times each day in the morning and at night, wherein the stirring time is 18 minutes each time, and the stirring speed is 42 rpm, so as to obtain a material 1;
(2) feeding ammonium phosphate, urea, ammonium chloride, potassium chloride and the material 1 with the granularity of 19mm into a mixer, uniformly stirring, conveying the mixture into a grinder through a metering belt, and grinding the mixture until the particle size can pass through a 80-mesh sieve to obtain a material 2;
(3) adding acid into the material 2 fed into the granulator, and introducing ammonia gas for granulating to obtain a material 3 with a proper particle size, namely a particle diameter of 1.8 mm;
(4) putting the material 3 in a drier and introducing hot air with the air volume of 2000m3Heating for 35 minutes, evaporating 80 percent of water to meet the water requirement of the product, cooling, screening, coating and packaging to obtain the finished product of the carbamido organic compound fertilizer.
Example 2
The invention provides carbamido organic compound fertilizer components, which comprise, by weight, parts of ammonium phosphate, 18 parts of urea, 65 parts of ammonium chloride, 40 parts of potassium chloride, 10 parts of sweet potato residue, 8 parts of vinasse, 25 parts of edible fungus residue, 8 parts of monosodium glutamate residue, 20 parts of cake meal and 12 parts of papermaking lignin.
Wherein the monosodium glutamate residue comprises solid residue left after fermentation of a culture medium consisting of sucrose, molasses, starch and ammonium salt.
Wherein the cake comprises sunflower cake and flax cake.
The invention also provides a preparation method of the carbamido organic compound fertilizer, which comprises the following steps:
(1) respectively crushing sweet potato residue, vinasse, edible fungus residue, monosodium glutamate residue, cake and papermaking lignin, sieving with a 80-mesh sieve, uniformly mixing, fermenting at 35 ℃ for 12 days, respectively stirring times in the morning and at the evening every day, wherein the stirring time is 35 minutes each time, and the stirring speed is 85 rpm, so as to obtain a material 1;
(2) feeding ammonium phosphate, urea, ammonium chloride, potassium chloride and the material 1 with the granularity of 18mm into a mixer, uniformly stirring, conveying the mixture into a grinder through a metering belt, and grinding the mixture until the particle size can pass through a 100-mesh sieve to obtain a material 2;
(3) adding acid into the material 2 fed into the granulator, and introducing ammonia gas for granulating to obtain a material 3 with a proper particle size, namely a particle diameter of 1.6 mm;
(4) putting the material 3 in a drier and introducing hot air with the air volume of 2000m3Heating for 55 minutes to evaporate water to 91 percent and reach the water requirement of the product, cooling, screening, coating and packaging to obtain the finished product of the carbamido organic compound fertilizer.
Example 3
The invention provides carbamido organic compound fertilizer components, which comprise, by weight, parts of ammonium phosphate, 17 parts of urea, 45 parts of ammonium chloride, 35 parts of potassium chloride, 8 parts of sweet potato residue, 6 parts of vinasse, 20 parts of edible fungus residue, 6 parts of monosodium glutamate residue, 17 parts of cake meal and 10 parts of papermaking lignin.
Wherein, calculated by weight portion, ammonium phosphate 26 parts, urea 17 parts, 50 parts of ammonium chloride, 35 parts of potassium chloride, 8 parts of sweet potato residue, 6 parts of vinasse, 18 parts of edible fungus residue, 6 parts of monosodium glutamate residue, 18 parts of cake pulp and 10 parts of papermaking lignin.
Wherein the monosodium glutamate residue comprises solid residue left after fermentation of a culture medium consisting of sucrose, molasses, starch and ammonium salt.
Wherein the cake comprises soybean cake, rapeseed cake and flax cake.
The invention also provides a preparation method of the carbamido organic compound fertilizer, which comprises the following steps:
(1) respectively crushing sweet potato residue, vinasse, edible fungus residue, monosodium glutamate residue, cake and papermaking lignin, sieving with a 70-mesh sieve, uniformly mixing, fermenting at 32 ℃ for 8 days, respectively stirring times in the morning and at the evening every day, wherein the stirring time is 31 minutes each time, and the stirring speed is 71 revolutions per minute, so as to obtain a material 1;
(2) feeding ammonium phosphate with the particle size of 14mm, urea, ammonium chloride, potassium chloride and the material 1 into a mixer, uniformly stirring, conveying to a grinder through a metering belt, and grinding until the particle size can pass through a 90-mesh sieve to obtain a material 2;
(3) adding acid into the material 2 fed into the granulator, and introducing ammonia gas for granulating to obtain a material 3 with a proper particle size, namely a particle diameter of 1.3 mm;
(4) putting the material 3 in a drier and introducing hot air with the air volume of 2000m3Heating for 45 minutes to evaporate water to 81 percent to reach the water requirement of the product, cooling, screening, coating and packaging to obtain the finished product of the carbamido organic compound fertilizer.
The embodiments of the present invention have been described above. However, the present invention is not limited to the above embodiment. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1, kinds of carbamido organic compound fertilizer, which is characterized in that the carbamido organic compound fertilizer comprises ammonium phosphate, urea, ammonium chloride, potassium chloride, sweet potato type citric acid residue, vinasse, edible fungus residue, monosodium glutamate residue, cake and paper-making lignin.
2. The kinds of carbamido organic compound fertilizer of claim 1, wherein the fertilizer comprises, by weight, parts of ammonium phosphate 22-30 parts, 15-18 parts of urea, 30-65 parts of ammonium chloride, 25-40 parts of potassium chloride, 6-10 parts of sweet potato residue, 3-8 parts of vinasse, 12-25 parts of edible fungus residue, 2-8 parts of monosodium glutamate residue, 15-20 parts of cake meal, and 8-12 parts of papermaking lignin.
3. The kinds of urea-based organic compound fertilizer as claimed in claim 1, wherein the fertilizer comprises, by weight, parts of ammonium phosphate 24-28 parts, 16-18 parts of urea, 33-60 parts of ammonium chloride, 26-38 parts of potassium chloride, 7-9 parts of sweet potato residue, 4-7 parts of vinasse, 14-23 parts of edible fungus residue, 3-7 parts of monosodium glutamate residue, 16-19 parts of cake meal and 9-11 parts of papermaking lignin.
4. The kinds of urea-based organic compound fertilizer as claimed in claim 1, wherein the monosodium glutamate residue comprises solid residue remaining after fermentation of a medium consisting of sucrose, molasses, starch and ammonium salt.
5. The kinds of urea-based organic compound fertilizer as claimed in claim 1, wherein the cakes comprise at least kinds of soybean cakes, cottonseed cakes, rapeseed cakes, sunflower cakes and flax cakes.
6, A process for preparing a carbamide organic compound fertilizer according to any of claims 1-5 , which comprises the following steps:
(1) respectively crushing sweet potato residues, vinasse, edible fungus residues, monosodium glutamate residues, cake dregs and papermaking lignin, sieving with a 60-80-mesh sieve, uniformly mixing, fermenting at 25-35 ℃ for 6-12 days, respectively stirring times in the morning and at the evening every day, wherein the stirring time is 18-35 minutes each time, and the stirring speed is 42-85 rpm, so as to obtain a material 1;
(2) feeding ammonium phosphate, urea, ammonium chloride, potassium chloride and the material 1 into a mixer, uniformly stirring, conveying to a grinder through a measuring belt, and grinding until the particle size can pass through a sieve of 80-100 meshes to obtain a material 2;
(3) adding acid into the material 2 fed into the granulator, and introducing ammonia gas for granulating to obtain a material 3 with a proper particle specification;
(4) and (3) putting the material 3 in a drier, introducing hot air for heating, evaporating water to meet the water content requirement of the product, cooling, screening, coating and packaging to obtain the finished product of the carbamido organic compound fertilizer.
7. The method for preparing kinds of urea-based organic compound fertilizer according to claim 6, wherein the particle size of ammonium phosphate, urea, ammonium chloride and potassium chloride in step (2) is less than 20 mm.
8. The method for preparing kinds of urea-based organic compound fertilizers according to claim 6, wherein the particle size in step (3) is that of particles with a particle diameter of less than 2 mm.
9. The method for preparing kinds of carbamido organic compound fertilizer as claimed in claim 6, wherein the time of introducing hot air in step (4) is 35-55 minutes, and the air volume of the hot air is 2000m3H; the content of the evaporated water is 80-91%.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111517880A (en) * | 2020-06-23 | 2020-08-11 | 刘超 | Compound nutrient fertilizer for crops |
| CN111548238A (en) * | 2020-06-02 | 2020-08-18 | 嘉施利（应城）化肥有限公司 | High-concentration phosphorus-based compound fertilizer and preparation method thereof |
| CN111875441A (en) * | 2020-06-28 | 2020-11-03 | 应城市新都化工复合肥有限公司 | Stable long-acting compound fertilizer and preparation method thereof |
| CN111892437A (en) * | 2020-07-06 | 2020-11-06 | 应城市新都化工复合肥有限公司 | Ammonia water method compound fertilizer preparation process |
| CN113149765A (en) * | 2021-05-10 | 2021-07-23 | 嘉施利（应城）化肥有限公司 | Stable long-acting compound fertilizer and preparation method thereof |
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| CN105399573A (en) * | 2015-11-25 | 2016-03-16 | 高青山 | Organic-inorganic compound fertilizer for lotus root |
| CN108530234A (en) * | 2018-07-20 | 2018-09-14 | 贵州珍安药业有限公司 | A kind of bletilla striata plantation special fertilizer and preparation method thereof |
| CN108623418A (en) * | 2018-07-23 | 2018-10-09 | 雷霆 | A kind of agricultural green organic fertilizer |
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Patent Citations (4)
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| CN104761321A (en) * | 2015-03-26 | 2015-07-08 | 长沙湘肥肥料科技有限公司 | Ecological total-effect organic fertilizer and preparation method thereof |
| CN105399573A (en) * | 2015-11-25 | 2016-03-16 | 高青山 | Organic-inorganic compound fertilizer for lotus root |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111548238A (en) * | 2020-06-02 | 2020-08-18 | 嘉施利（应城）化肥有限公司 | High-concentration phosphorus-based compound fertilizer and preparation method thereof |
| CN111517880A (en) * | 2020-06-23 | 2020-08-11 | 刘超 | Compound nutrient fertilizer for crops |
| CN111875441A (en) * | 2020-06-28 | 2020-11-03 | 应城市新都化工复合肥有限公司 | Stable long-acting compound fertilizer and preparation method thereof |
| CN111892437A (en) * | 2020-07-06 | 2020-11-06 | 应城市新都化工复合肥有限公司 | Ammonia water method compound fertilizer preparation process |
| CN113149765A (en) * | 2021-05-10 | 2021-07-23 | 嘉施利（应城）化肥有限公司 | Stable long-acting compound fertilizer and preparation method thereof |
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