CN105439698A - Production method of humic acid iron compound fertilizer - Google Patents
Production method of humic acid iron compound fertilizer Download PDFInfo
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- CN105439698A CN105439698A CN201510839775.2A CN201510839775A CN105439698A CN 105439698 A CN105439698 A CN 105439698A CN 201510839775 A CN201510839775 A CN 201510839775A CN 105439698 A CN105439698 A CN 105439698A
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Abstract
The invention belongs to a production method of humic acid iron compound fertilizer. The method comprises steps as follows: (1) performing wet ball-milling on weathered coal or lignite to obtain coal slurry, sending the coal slurry into a dosage bunker, adding a sodium hydroxide or potassium hydroxide solution with the mass concentration ranging from 5% to 12%, evenly mixing and sending the mixture to an extraction tank, heating the mixture at the temperature of 80-90 DEG C for 20-30 min, uploading the mixture into a sedimentation tank for solid-liquid separation, and concentrating a supernatant; (2) adding an iron source to a humic acid solution prepared in Step (1) with stirring for a reaction at the temperature of 50-80 DEG C for 3-7 h, filtering and drying a product to obtain humic acid iron solids, wherein the mass ratio of the iron source to the humic acid solution is 1:(20-30); (3) adding filler and a plant growth regulator to humic acid iron obtained in Step (2), and evenly mixing the mixture to obtain a mixed material; (4) adding the mixed material obtained in Step (3) to molten fertilizer, and performing granulation, drying and screening to obtain the humic acid iron compound fertilizer product.
Description
Technical field
The invention belongs to production of compound fertilizer field, be specifically related to a kind of production method of humic acids iron Chemical Mixed Fertilizer.
Background technology
Humic acids is all very complicated high molecular polymer of a class the Nomenclature Composition and Structure of Complexes, oxygen-containing functional group is rich in its structure, stable humic acids iron complexes can be formed with ferric ion, prevent the precipitation of ferric ion, iron is made to remain in the soil solution for a long time, effectively ensure the long-distance transportation of iron in soil, improve the melt quality of plant on calcareous soil.
Humic acids and nitrogen, phosphorus, potassium element is composite makes Chemical Mixed Fertilizer, and the volatilization that can reduce nitrogen is run off, and improves the utilization ratio of available phosphorus and potassium.In addition, humic acids also has stable soil humidity, improves soil quality, promote the feature of Crop moisture, joined in Chemical Mixed Fertilizer, fertilizer efficiency can not only be improved, can also effectively improve soil compaction problem, significantly improve the yield and quality of farm crop, thus realize high-yield, efficient, environmentally friendly, economical chemurgy production.
Iron is one of required nutritive element of plant-growth, and iron movability in plant materials is not strong.It is the component of some important oxydo-reductase in plant.Ferric iron in soil is reduced into ferrous iron at the outside surface of plant root cells film and is absorbed by plants.Although the abundance of Iron in Soil is very high, effective iron that plant available utilizes is less, and in agriculture production, iron deficiency phenomenon is very general, and especially in arid and semi-arid calcareous soil, pH value is higher, is rich in free calcium carbonate, and iron deficiency phenomenon is comparatively serious.
Summary of the invention
The object of this invention is to provide a kind of prevent plant iron-deficient yellowtop, again can effectively improve nitrogen, phosphorus, potassium utilization ratio the production method of multielement high-efficiency humic acids iron Chemical Mixed Fertilizer.
For achieving the above object, the technical solution used in the present invention is, a kind of production method of humic acids iron Chemical Mixed Fertilizer, comprises the following steps:
(1) by weathered coal or brown coal through wet ball grinding, obtain coal slurry, coal slurry is sent into dosing vessel, add sodium hydroxide or potassium hydroxide solution that mass concentration is 5%-12%, deliver to extracting tank after mixing, at 80-90 DEG C, heat 20-30 minute, be discharged into settling tank and make solid-liquid separation, upper clear supernate is concentrated to 10-15 degree Beaume, obtains humic acid solution;
(2) in the obtained humic acid solution of step (1), add source of iron, stir, at 50-80 DEG C of temperature, react 3-7h, filter, drying obtains humic acids iron solid; Wherein, the mass ratio of source of iron and humic acid solution is 1 ︰ (20 ~ 30);
(3) add filler, plant-growth regulator in the humic acids iron obtained to step (2), stir and obtain mixture;
(4) mixture that step (3) obtains is joined in the chemical fertilizer of melting, carry out granulation, dry, obtain humic acids iron compound fertilizer product after screening; Wherein, the weight ratio of mixture and chemical fertilizer is 1-5 ︰ 100.
The mass ratio of described step (1) sodium hydroxide or potassium hydroxide solution and weathered coal or brown coal is (10-12) ︰ 1.
Source of iron in described step (2) is ferric sulfate or iron nitrate.
In described step (3), the weight ratio of humic acids iron, filler, plant-growth regulator is 80-100 ︰ 15-30 ︰ 1-3.
Filler in described step (3) is any one or several in zeolite powder, attapulgite, wilkinite or light burnt powder; Described plant-growth regulator is sodium nitrophenolate.
Chemical fertilizer in described step (3) is made up of the fertilizer of following portions by weight: nitrogenous fertilizer 1-30 part, phosphate fertilizer 1-20 part, potash fertilizer 1-15 part.
Described nitrogenous fertilizer is ammonium sulfate or urea; Described phosphate fertilizer is calcium superphosphate, fused(calcium magnesium)phosphate, double superhosphate or phosphorus ammonium; Described potash fertilizer is potassium sulfate or Repone K.
The particle diameter of humic acids iron Chemical Mixed Fertilizer obtained in described step (4) is 1-4mm.
Described step (2) and (4) middle dry equipment used are rotary drying machine.
The beneficial effect that the present invention produces is, the present invention by adding the element such as iron and nitrogen, phosphorus or potassium in coal slurry, the demand that plant-growth is a large amount of to elements such as N P and K can be met, effectively can prevent plant iron-deficient yellowtop again, and there is the advantage that preparation method is simple, raw materials cost is lower.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described, but protection scope of the present invention is not limited thereto.
Embodiment 1
A production method for humic acids iron Chemical Mixed Fertilizer, comprises the following steps:
(1) by weathered coal through wet ball grinding, obtain granularity and be less than 60 order coal slurries, coal slurry is sent into dosing vessel, add the sodium hydroxide solution that mass concentration is 5%, the mass ratio of sodium hydroxide solution and weathered coal is 11 ︰ 1; Deliver to extracting tank after mixing, heat 30 minutes at 80 DEG C, be discharged into settling tank and make solid-liquid separation, upper clear supernate is concentrated to 10 degree Beaume, obtains humic acid solution;
(2) in the obtained humic acid solution of step (1), add ferric sulfate, stir, at 50 DEG C of temperature, react 7h, filter, drying obtains humic acids iron solid; Wherein, the mass ratio of ferric sulfate and humic acid solution is 1 ︰ 30;
(3) add zeolite powder, sodium nitrophenolate in the humic acids iron obtained to step (2), stir and obtain mixture; Wherein, the weight ratio of humic acids iron, zeolite powder, sodium nitrophenolate is 80 ︰ 15 ︰ 1;
(4) mixture that step (3) obtains is joined in the chemical fertilizer (chemical fertilizer is made up of the fertilizer of following portions by weight: 30 parts, ammonium sulfate, calcium superphosphate 10 parts, 15 parts, Repone K) of melting, carry out granulation, drying, obtains humic acids iron compound fertilizer product after screening; Wherein, the weight ratio of mixture and chemical fertilizer is 1 ︰ 100.
The particle diameter of humic acids iron Chemical Mixed Fertilizer obtained in the present embodiment is 2mm, and step (2) and (4) middle dry equipment used are rotary drying machine.
Embodiment 2
A production method for humic acids iron Chemical Mixed Fertilizer, comprises the following steps:
(1) by brown coal through wet ball grinding, obtain granularity and be less than 60 order coal slurries, coal slurry is sent into dosing vessel, add the potassium hydroxide solution that mass concentration is 8%, the mass ratio of potassium hydroxide solution and brown coal is 10 ︰ 1, delivers to extracting tank after mixing, heat 25 minutes at 85 DEG C, be discharged into settling tank and make solid-liquid separation, upper clear supernate is concentrated to 10 degree Beaume, obtains humic acid solution;
(2) in the obtained humic acid solution of step (1), add iron nitrate, stir, at 65 DEG C of temperature, react 4h, filter, drying obtains humic acids iron solid; Wherein, the mass ratio of iron nitrate and humic acid solution is 1 ︰ 20;
(3) add attapulgite, sodium nitrophenolate in the humic acids iron obtained to step (2), stir and obtain mixture; Wherein, the weight ratio of humic acids iron, attapulgite, sodium nitrophenolate is 100 ︰ 30 ︰ 3;
(4) mixture that step (3) obtains is joined in the chemical fertilizer (chemical fertilizer is made up of the fertilizer of following portions by weight: 1 part, urea, 20 parts, fused(calcium magnesium)phosphate, 1 part, Repone K) of melting, carry out granulation, dry, obtain humic acids iron compound fertilizer product after screening; Wherein, the weight ratio of mixture and chemical fertilizer is 5 ︰ 100.
The particle diameter of humic acids iron Chemical Mixed Fertilizer obtained in the present embodiment is 3mm, and step (2) and (4) middle dry equipment used are rotary drying machine.
Embodiment 3
A production method for humic acids iron Chemical Mixed Fertilizer, comprises the following steps:
(1) by weathered coal through wet ball grinding, obtain granularity and be less than 60 order coal slurries, coal slurry is sent into dosing vessel, add the sodium hydroxide solution that mass concentration is 12%, the mass ratio of sodium hydroxide solution and weathered coal is 12 ︰ 1; Deliver to extracting tank after mixing, heat 20 minutes at 90 DEG C, be discharged into settling tank and make solid-liquid separation, upper clear supernate is concentrated to 12 degree Beaume, obtains humic acid solution;
(2) in the obtained humic acid solution of step (1), add ferric sulfate, stir, at 80 DEG C of temperature, react 3h, filter, drying obtains humic acids iron solid; Wherein, the mass ratio of ferric sulfate and humic acid solution is 1 ︰ 25;
(3) add wilkinite, sodium nitrophenolate in the humic acids iron obtained to step (2), stir and obtain mixture; Wherein, the weight ratio of humic acids iron, wilkinite, sodium nitrophenolate is 90 ︰ 25 ︰ 2;
(4) mixture that step (3) obtains is joined in the chemical fertilizer (chemical fertilizer is made up of the fertilizer of following portions by weight: 15 parts, urea, phosphorus ammonium 10 parts, potassium sulfate 10 parts) of melting, carry out granulation, dry, obtain humic acids iron compound fertilizer product after screening; Wherein, the weight ratio of mixture and chemical fertilizer is 2 ︰ 100.
The particle diameter of humic acids iron Chemical Mixed Fertilizer obtained in the present embodiment is 4mm, and step (2) and (4) middle dry equipment used are rotary drying machine.
Embodiment 4
A production method for humic acids iron Chemical Mixed Fertilizer, comprises the following steps:
(1) by brown coal through wet ball grinding, obtain granularity and be less than 60 order coal slurries, coal slurry is sent into dosing vessel, add the potassium hydroxide solution that mass concentration is 12%, the mass ratio of potassium hydroxide solution and brown coal is 10 ︰ 1; Deliver to extracting tank after mixing, heat 20 minutes at 90 DEG C, be discharged into settling tank and make solid-liquid separation, upper clear supernate is concentrated to 15 degree Beaume, obtains humic acid solution;
(2) in the obtained humic acid solution of step (1), add ferric sulfate, stir, at 80 DEG C of temperature, react 3h, filter, drying obtains humic acids iron solid; Wherein, the mass ratio of ferric sulfate and humic acid solution is 1 ︰ 30;
(3) add light burnt powder, sodium nitrophenolate in the humic acids iron obtained to step (2), stir and obtain mixture; Wherein, the weight ratio of humic acids iron, light burnt powder, sodium nitrophenolate is 95 ︰ 15 ︰ 3;
(4) mixture that step (3) obtains is joined in the chemical fertilizer (chemical fertilizer is made up of the fertilizer of following portions by weight: 25 parts, urea, double superhosphate 1 part, potassium sulfate 15 parts) of melting, carry out granulation, drying, obtains humic acids iron compound fertilizer product after screening; Wherein, the weight ratio of mixture and chemical fertilizer is 3 ︰ 100.
The particle diameter of humic acids iron Chemical Mixed Fertilizer obtained in the present embodiment is 1mm, and step (2) and (4) middle dry equipment used are rotary drying machine.
Application test
With 7 years raw Guoguang apples for test starting material, humic acids iron Chemical Mixed Fertilizer (embodiment 1), common Chemical Mixed Fertilizer (forming in the ratio of ammonium sulfate 30 weight part, calcium superphosphate 10 weight part, Repone K 15 weight part), humic acids iron fertilizer three kinds of iron fertilizer treatment group and blank group are set.
Fertilizing method: all topdress, impose in apple tree bud differentiation and fruit expanding period, contrast 1 group of every mu of apple tree and use 160 kilograms of humic acids iron fertilizers, contrast 2 groups of every mu of apple trees and use 160 kilograms of common Chemical Mixed Fertilizers, contrast 3 groups and do not impose any fertilizer, test group every mu apple tree uses 160 kilograms of humic acids iron Chemical Mixed Fertilizers.
Different fertilizer affects result as table 1 to the chlorophyllous chlorophyll content of Apple Leaves:
Table 1 different fertilizer affects result to the chlorophyllous chlorophyll content of Apple Leaves
。
Different treatment group on apple all kinds of fruits heavy affect result as table 2
What table 2 different treatment group (mean value) weighed apple all kinds of fruits affects result
。
From table 1 and table 2, humic acids iron Chemical Mixed Fertilizer of the present invention can significantly improve the content of blade Determination of Chlorophyll, can be used to control Chlorosis in Fruit trees yellowtop, and all kinds of fruits heavily increases, and effectively raise output of the fruit tree.
Claims (9)
1. a production method for humic acids iron Chemical Mixed Fertilizer, is characterized in that, comprises the following steps:
(1) by weathered coal or brown coal through wet ball grinding, obtain coal slurry, coal slurry is sent into dosing vessel, add sodium hydroxide or potassium hydroxide solution that mass concentration is 5%-12%, deliver to extracting tank after mixing, at 80-90 DEG C, heat 20-30 minute, be discharged into settling tank and make solid-liquid separation, upper clear supernate is concentrated to 10-15 degree Beaume, obtains humic acid solution;
(2) in the obtained humic acid solution of step (1), add source of iron, stir, at 50-80 DEG C of temperature, react 3-7h, filter, drying obtains humic acids iron solid; Wherein, the mass ratio of source of iron and humic acid solution is 1 ︰ (20 ~ 30);
(3) add filler, plant-growth regulator in the humic acids iron solid obtained to step (2), stir and obtain mixture;
(4) mixture that step (3) obtains is joined in the chemical fertilizer of melting, carry out granulation, dry, obtain humic acids iron compound fertilizer product after screening; Wherein, the weight ratio of mixture and chemical fertilizer is 1-5 ︰ 100.
2. the production method of humic acids iron Chemical Mixed Fertilizer as claimed in claim 1, it is characterized in that, the mass ratio of described step (1) sodium hydroxide or potassium hydroxide solution and weathered coal or brown coal is (10-12) ︰ 1.
3. the production method of humic acids iron Chemical Mixed Fertilizer as claimed in claim 1, it is characterized in that, the source of iron in described step (2) is ferric sulfate or iron nitrate.
4. the production method of humic acids iron Chemical Mixed Fertilizer as claimed in claim 1, is characterized in that, in described step (3), the weight ratio of humic acids iron solid, filler, plant-growth regulator is 80-100 ︰ 15-30 ︰ 1-3.
5. the production method of humic acids iron Chemical Mixed Fertilizer as claimed in claim 1, it is characterized in that, the filler in described step (3) is any one or several in zeolite powder, attapulgite, wilkinite or light burnt powder; Described plant-growth regulator is sodium nitrophenolate.
6. the production method of humic acids iron Chemical Mixed Fertilizer as claimed in claim 1, it is characterized in that, the chemical fertilizer in described step (3) is made up of the fertilizer of following portions by weight: nitrogenous fertilizer 1-30 part, phosphate fertilizer 1-20 part, potash fertilizer 1-15 part.
7. the production method of humic acids iron Chemical Mixed Fertilizer as claimed in claim 6, it is characterized in that, described nitrogenous fertilizer is ammonium sulfate or urea; Described phosphate fertilizer is calcium superphosphate, fused(calcium magnesium)phosphate, double superhosphate or phosphorus ammonium; Described potash fertilizer is potassium sulfate or Repone K.
8. the production method of humic acids iron Chemical Mixed Fertilizer as claimed in claim 1, is characterized in that, the particle diameter of humic acids iron compound fertilizer product obtained in described step (4) is 1-4mm.
9. the production method of humic acids iron Chemical Mixed Fertilizer as claimed in claim 1, is characterized in that, in described step (2) and (4), dry equipment used is rotary drying machine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510839775.2A CN105439698A (en) | 2015-11-27 | 2015-11-27 | Production method of humic acid iron compound fertilizer |
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| CN201510839775.2A CN105439698A (en) | 2015-11-27 | 2015-11-27 | Production method of humic acid iron compound fertilizer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107445748A (en) * | 2016-05-31 | 2017-12-08 | 辽宁东萌肥业科技有限公司 | The quick-acting micro- fertile preparation methods of state raw coal base humic acid chelating |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101024590A (en) * | 2007-02-01 | 2007-08-29 | 陕西鼎天济农腐殖酸制品有限公司 | Method for preparing water solutable fertilizer containing humic acid |
| CN104945196A (en) * | 2015-07-02 | 2015-09-30 | 成都市一心化工有限责任公司 | Method for producing iron potassium humate |
| CN105036983A (en) * | 2015-08-12 | 2015-11-11 | 河南骏化发展股份有限公司 | Production method of multielement efficient humic acid compound fertilizer |
-
2015
- 2015-11-27 CN CN201510839775.2A patent/CN105439698A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101024590A (en) * | 2007-02-01 | 2007-08-29 | 陕西鼎天济农腐殖酸制品有限公司 | Method for preparing water solutable fertilizer containing humic acid |
| CN104945196A (en) * | 2015-07-02 | 2015-09-30 | 成都市一心化工有限责任公司 | Method for producing iron potassium humate |
| CN105036983A (en) * | 2015-08-12 | 2015-11-11 | 河南骏化发展股份有限公司 | Production method of multielement efficient humic acid compound fertilizer |
Non-Patent Citations (2)
| Title |
|---|
| 张洪昌等: "《果树施肥技术手册》", 31 May 2015, 中国农业出版社 * |
| 王宝申等: "腐植酸铁防治苹果缺铁黄化病的研究", 《价值工程》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107445748A (en) * | 2016-05-31 | 2017-12-08 | 辽宁东萌肥业科技有限公司 | The quick-acting micro- fertile preparation methods of state raw coal base humic acid chelating |
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Application publication date: 20160330 |