CN108976018A - Middle microelement intermixture and the preparation method for wrapping up secondary and micro-element fertilizers - Google Patents
Middle microelement intermixture and the preparation method for wrapping up secondary and micro-element fertilizers Download PDFInfo
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- CN108976018A CN108976018A CN201810938438.2A CN201810938438A CN108976018A CN 108976018 A CN108976018 A CN 108976018A CN 201810938438 A CN201810938438 A CN 201810938438A CN 108976018 A CN108976018 A CN 108976018A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D5/00—Fertilisers containing magnesium
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/20—Mixtures of one or more fertilisers with additives not having a specially fertilising activity for preventing the fertilisers being reduced to powder; Anti-dusting additives
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
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- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The present invention relates to the preparation methods of middle microelement intermixture and package secondary and micro-element fertilizers.Sulphur accounts for 50%-90% in middle microelement intermixture, and swollen material accounts for 5%-20%, and the middle microelement except sulphur accounts for 5%-45%, preparation method: microelement and swollen material and being uniformly mixed in addition in liquid-state sulfur.It wraps up the preparation method of secondary and micro-element fertilizers: conventional granulates fertilizer is placed in the wrapping device with heating function, after middle microelement intermixture is heated to certain temperature, it is sprayed on granulated fertilizer surface, through cooling and solidifying, forms microelement film in one layer in fertilizer surface.The invention has the advantages that microelement in quickly, flexibly adding；Microelement is evenly dispersed in the soil in solving the problems, such as, avoids localized toxic；The film that microelement material is formed in package is firmly combined with fertiliser granulates, not easily to fall off；The quick-acting demands with the long-acting middle microelement material combined, conducive to the full growth cycle of crop to nutrition can be wrapped up.
Description
Technical field
The present invention relates to new-type fertilizer film-coating technique fields, micro member in specially middle microelement intermixture and package
The preparation method of fertilizer.
Background technique
Chinese agriculture experienced fast development for years, make remarkable achievements.At the same time, extensive
Growth pattern bring problems: resource rapidly depletes, and environmental pollution is serious, land resource functional deterioration etc..High nutrient speed
Effect utilization rate of fertilizer is extremely low, and agricultural non-point source pollution caused by fertilizer loss is very serious.With China's modern agricultural technology
Reform with the structure of agricultural production with it is perfect, adapt to China's agricultural production demand, environmental-friendly fertilizer will become China
The main body of fertilizer, the development of fertilizer industry also can be towards fertilizer nutrient high efficiencies, fertilizer application easy, fertilizer cost economy
Change, environment influences the directions such as ecology, crop nutrition content equilibrating and develops.Balance fertilizing is the pass for realizing agriculture high quality development
Key, nutrient needed for crop is other than the elements such as nitrogen, phosphorus, potassium, and there are also middle microelement and organic fertilizer etc., middle microelements
Product and quality to crop all have significant effect.
In recent years, there are more and more researchs and application around secondary and micro-element fertilizers both at home and abroad, greatly pushed fertilizer
The progress of industry.Common middle microelement has the elements such as Calcium Magnesium Sulphur, silicon, iron, manganese, copper, zinc, boron, molybdenum, is different from nitrogen phosphorus
The elements such as potassium, although middle microelement is nutrient necessary to crop, but its dosage is generally fewer, and after application easily
By soil fixing to lose fertilizer efficiency.In order to solve the problems, such as that microelement is fixed, occur the micro- of Chelating state in the market
Secondary element fertilizer, can significant increase utilization rate of fertilizer largely influence its popularization and use but because of its high expensive.It is domestic
Once there is the way that trace-element fertilizer is prepared into large grained, however since middle microelement dosage is few, it certainly exists and applies
The problem of non-uniform of fertilizer, and to will cause soil local concentration excessively high for large-particle fertilizer, and soil and crop is made to be poisoned.For above-mentioned
Existing problems, domestic and international correlative study person have carried out the largely work about secondary and micro-element fertilizers development and application.
Patent WO03/071855A3 and patent WO2008/131535A1 disclose a kind of preparation of secondary and micro-element fertilizers
Method: it will be prepared into fine powder containing microelement substances such as copper, zinc, manganese, then package arrives granulated fertilizer or the surface of the seed, obtains
To the fertilizer or seed for containing middle microelement.For the package effect realized, it is desirable that fine powder is preferably 325 mesh.Work as fine powder
In contain oxide form microelement when, need to be mixed into the acidulants such as organic acid simultaneously, to accelerate the release of microelement.
The shortcomings that technology is that the package amount of middle microelement fine powder is limited, be not able to satisfy fertilizer upgrading demand, exist simultaneously in it is micro-
After secondary element fine powder package the phenomenon that shedding.
Patent WO01/87803A1, patent EP2248790A1, patent CN100434399C, patent CN1380879A and specially
Sharp CN1990434A discloses a kind of sulfur-containing fertilizer and preparation method thereof, specific practice be during granulation of fertilizer, by sulphur and
Microelement is dispersed in inside granulated fertilizer in layer.The technique is not only complicated, but also production process is not easily controlled, most
Primary disadvantage is that sulphur is internal addition manner, because there is returning charge generation in production process, there are the risks that sulphur explodes.
The patents such as patent US2014/0216120A1, patent US2014/0109639A1 and patent CN103771998A are situated between
Continued a kind of fertilizer containing substances such as secondary-element sulfur, microelement, rocks phosphate in powder, and specific practice is by microelement substance
It is added in Molten sulphur, the sulfur fertilizer of middle microelement is contained using steel band comminutor preparation.Technology needs are added in sulphur
Water-absorbent material is to accelerate the disintegration of sulphur to make the problem is that prepared granulated fertilizer only contains sulphur and microelement
With in the process since dosage is seldom, it is difficult to realize in microelement be uniformly distributed, it is excessively high to will cause local concentration in soil,
Local concentration is too low even without especially using effect is bad in field crop.
Patent US8679219B2 describes a kind of sulfur-containing fertilizer and preparation method thereof, is embodied in and uses disperse mill
By the hydro-abrasions such as sulphur powder and phosphoric acid, the drusen of micron-level particle size is finally obtained, other fertilizer components are then added,
It is granulated after removing excessive moisture, is prepared into the granulated fertilizer containing sulphur.Sulphur wet-milling can reduce dust in the technology, drop
Low sulphur risk of explosion, but be that the process flow is longer there are problem, it is cumbersome, it is difficult to control, cost is excessively high.
Patent US4857098, patent WO2008/103728A1, patent WO2015/070496A1, patent
CN100516003C, patent CN101805235B, patent CN103553849A, patent CN104496691A, patent
The patents such as CN104108977A and patent CN106316620A are related to sulfur-coated urea and sulphur coating kieserite, to improve urine
The utilization rate of element, the final sustained release for realizing urea and control are lost.In order to preferably reach this requirement, generally requires and be coated in sulphur
One layer of sealer substance is wrapped up in outside again, and outermost sealer is usually paraffin, hydrocarbon wax, modified poly wax, natural bee
The substances such as wax, Lauxite, high molecular polymer.Element sulphur main function in sulfur-coated urea is coating barrier, with closing
Agent is cooperateed with to reach slow released urea effect.However, after sulfur-coated urea imposes on soil, with the dissolution of urea, sulphur can be with
" coating shell " form exists, and decomposition release is slower, is unfavorable for the utilization of sulphur.And paraffin, the hydrocarbon wax, modified poly of addition
The defects of there are non-degradable, environmental pollutions after the substances such as wax, natural beeswax, Lauxite, high molecular polymer and its use and
Risk.
Patent CN102811979A and patent CN105367235A disclose a kind of preparation side of micronutrient fertiliser
Method: coating separation layer on the phosphate fertilizers such as phosphorus ammonium, calcium superphosphate, double superhosphate, then by one or more micro battalion
Feeding element is adhered to outside barrier coat.The effect of barrier coat is that microelement is avoided to chemically react with phosphate, every
Material requirements from coating does not react with phosphate and microelement, there are commonly polyethyleneimine amine polymer,
The substances such as urea, ammonium sulfate, potassium sulfate, magnesium sulfate, calcium sulfate, elementary sulfur, silicate.The micronutrient member of technology package
There are shedding risks for element, meanwhile, the fertilizer after having wrapped up microelement has the risk of aggravation agglomeration.In order to make fertilizer can be with
It flows freely, uses the preceding talcum for also needing the addition 1% or so in fertilizer.
The correlative study and application of above-mentioned secondary and micro-element fertilizers, have largely pushed the progress of fertilizer industry.In
How simply, fast, efficiently micronutrient element has irreplaceable important function to the growth and development of crop, therefore,
Rate, safely realize in the addition of microelement have a very important significance.On the basis of common fertilizer, in maximization
The value and service efficiency of micronutrient element, to reach the collaboration and balance of middle microelement and a great number of elements.
Summary of the invention
The object of the invention in order to overcome the above-mentioned problems of the prior art, provide a kind of middle microelement intermixture and
The preparation method of secondary and micro-element fertilizers is wrapped up, this technology can quickly upgrade to common fertilizer containing micro- in one or more
The middle microelement of the new-type fertilizer of secondary element, the economic benefits and social benefits state that can be added has Calcium Magnesium Sulphur, silicon, iron, manganese, copper, zinc, boron, molybdenum
Equal elements.The present invention quickly, flexibly addition in microelement；Pure middle microelement granule is solved to be difficult in the soil uniformly
The problem of dispersion causes crop to be poisoned；In a manner of adding swollen material, accelerate the disintegration of sulfur film layer into sulphur particle, solution
Certainly blocky sulphur partial size is too big, it is difficult to the problem of being absorbed by crops；The middle microelement film and fertiliser granulates knot that this mode is formed
It closes securely, it is not easily to fall off；It can wrap up quick-acting with the long-acting middle microelement material combined, be conducive to the full growth cycle pair of crop
The demand of nutrition.
Different from the conventional method for adding elemental sulfur in fertilizer, interior addition sulphur, Ci Zhongfang when being granulated are mostly used
Formula can generate returning charge in process of production, and sulphur powder dirt is easily accumulated in systems, and there are the risks of explosion, and the present invention only needs
It to be got product after coating, safety is higher in the way of external coating.
Different from sulphur coated slow release urea, it is carrier that sulphur is utilized in the present invention, and middle microelement is wrapped in fertilizer table
Face, and middle microelement intermixture includes that water is soluble type and two kinds of the molten type of shipwreck simultaneously, water element soluble type can fast quick-release
It puts, quickly meets plant growth demand.At the same time, swollen material is added in coating layer, can by middle microelement be disintegrated at
Particle is easily absorbed by crop root, and another aspect sulphur can be converted to sulfuric acid, activated water under the action of soil sulfur bacteria
Indissoluble type microelement, the quick-acting balances with slow of microelement so in realization, better meets the entire growth cycle of crop
Nutrient demand.
Different from pure middle microelement granule, microelement concentration is excessively high, easily causes crop localized toxic.This
Middle microelement in invention is that granulated fertilizer surface is sprayed on capsule form, and the content of microelement is controllable, and concentration is closed
It is suitable.At the same time, after middle microelement coated fertilizer prepared by the present invention is applied in the soil, middle microelement film layer is being swollen
Under the action of material, particle can be disintegrated by meeting water, it is evenly dispersed in the soil, avoid crop localized toxic.
The new-type fertilizer surface for using this programme to prepare is one layer of sulphur for the microelement film layer of carrier, and the chemistry of sulphur is lazy
Property, so that the fertilizer after coating is not easy the moisture absorption, it is prevented from caking, therefore can reduce even without using fertilizer anti-caking agents, thus
Reduce fertilizer production cost.
Specific implementation of the invention is as follows:
Middle microelement intermixture, is made of middle microelement and swollen material, each component by mass percentage,
It is characterized in that: sulphur accounting 50%-90% in intermixture, swollen material accounting 5%-20%, the middle microelement matter except sulphur
Accounting 5%-45% is measured, the preparation method comprises the following steps: sulphur is heated to liquid, microelement and swelling in addition in liquid-state sulfur
Material is simultaneously uniformly mixed microelement intermixture in obtained.
The middle microelement is the simple substance containing elements such as Calcium Magnesium Sulphur, silicon, iron, manganese, copper, zinc, boron, molybdenums, oxide
Or one or more of anhydrous compound.
The swollen material is one of chitosan, cellulose, Sodium Polyacrylate, polyacrylamide, polyvinyl alcohol
Or it is several.
The molecular weight of the swollen material is 5000-100000.
The middle microelement intermixture, it is characterised in that: the middle microelement is divided into two kinds according to dissolubility:
Water is soluble type and the molten type of shipwreck.
A kind of water ease of solubility substance is included at least in the middle microelement intermixture.
The preparation method of the package secondary and micro-element fertilizers, it is characterised in that sequentially include the following steps: conventional
Granulated fertilizer material is placed in the pack roller with heating function, disk or fluid unit, the middle microelement intermixture spray
It is coated in the granulated fertilizer surface for being heated to certain temperature, through cooling and solidifying, forms microelement film in one layer in fertilizer surface.
The conventional granulates fertilizer is compound fertilizer, compound fertilizer, urea, potash fertilizer, calcium superphosphate, double superhosphate, phosphoric acid one
Ammonium, Diammonium phosphate (DAP), ammonium nitrate, calcium ammonium nitrate all can be made into the mixture of one of granular fertilizers or two kinds or more.
The certain temperature refers to that granulated fertilizer needs to be preheated to 40-60 DEG C in roller, disk or fluid unit.
The present invention has the advantages that 1, quickly, flexibly addition in microelement；2, middle microelement is solved in soil
In evenly dispersed problem, avoid localized toxic；3, the film that the middle microelement material wrapped up is formed is firm in conjunction with fertiliser granulates
Gu not easily to fall off；4, it can wrap up quick-acting with the long-acting middle microelement material combined, be conducive to the full growth cycle of crop to battalion
Feeding demand；5, the granulated fertilizer Caking Tendency for upgrading to new-type fertilizer because having wrapped up middle microelement is significantly reduced,
It can reduce even without using fertilizer anti-caking agents；6, production process does not have returning charge, and fertilizer can realize safety plus sulphur.7, it utilizes
The novel particle fertilizer that this method obtains not only has the anti-dusting function of moisture-proof anti-caking, while providing for fertilizer micro in various
Element meets crop to the equalization requirement of nutrition, promotes healthy growth of crops.
Specific embodiment
The present invention is further explained in the light of specific embodiments, includes but are not limited to following case, real below
Apply each substance of example by weight.
Case study on implementation 1
(1) microelement intermixture in preparation.Intermixture composition is as follows: 75% sulphur, 10% zinc oxide, 5% zinc sulfate
The Sodium Polyacrylate that (not aqueous) and 10% molecular weight are 5000.Sulphur is heated to liquid, the oxygen in addition in liquid-state sulfur
Change zinc, zinc sulfate and Sodium Polyacrylate and be uniformly mixed and middle microelement intermixture is made.
(2) new-type fertilizer of microelement in package is prepared.Diammonium phosphate (DAP) (DAP:18-46- is added in pack roller
0) 60 DEG C, are preheated to.Middle microelement intermixture adding proportion: microelement intermixture in 1 ton of Diammonium phosphate (DAP) package 120kg,
It is packed after granulated fertilizer cooling after package.
(3) the novel secondary and micro-element fertilizers nutrient being finally prepared is as follows:
Zinc is one of microelement necessary to plant, is the activator of a variety of enzymes in plant growth and development process, and plant lacks
Zinc will lead to that plant strain growth is slow, and blade is small, and be easy to happen disease, to influence crop quality and yield.Sugarcane, rape,
The crops such as soybean, peanut, beet are very big to the demand of sulphur, and Diammonium phosphate (DAP) is upgraded to secondary and micro-element fertilizers by this technology
Afterwards, middle microelement is evenly distributed on fertilizer surface, the water-soluble zinc of sulfuric acid zinc fraction and the molten zinc phase of shipwreck of oxidation zinc fraction
Mutually combine, the quick-acting sulphur of sulfuric acid root morphology and the long-acting sulphur of simple substance sulfur speciation combines, can with significant increase phosphorus and economic benefits and social benefits sulphur,
The synergistic function of phosphorus and economic benefits and social benefits zinc.
Coated fertilizer after the middle microelement intermixture of coating do not need additionally to add anticaking agent, anti-blushing agent, prevent it is general
White dose has the moisture-proof anti-whiting effect of anti-caking, and coating layer does not influence the normal release of coated fertilizer nutrient.
Case study on implementation 2
(1) microelement intermixture in preparation.Intermixture composition it is as follows: 50% sulphur, 15% magnesia, 10% zinc oxide,
The chitosan that 10% anhydrous cupric sulfate, 10% boric acid and 5% molecular weight are 50000.Sulphur is heated to liquid, in liquid sulfur
Magnesia, zinc oxide, anhydrous cupric sulfate, boric acid and chitosan and uniformly mixed obtained middle microelement mixing in addition in sulphur
Agent.
(2) new-type fertilizer of microelement in package is prepared.The middle addition compound fertilizer in the disk with heating function
(NPK:15-15-15), 40 DEG C are preheated to.Middle microelement intermixture adding proportion: micro in 1 ton of compound fertilizer package 150kg
Element intermixture is packed after granulated fertilizer after package is cooling.
(3) the novel secondary and micro-element fertilizers nutrient being finally prepared is as follows:
| N | P2O5 | K2O | Simple substance S | SO4 2- | The molten Mg of shipwreck | The molten Zn of shipwreck | The readily soluble Cu of water | The readily soluble B of water | |
| Nutrient composition | 13% | 13% | 13% | 6.5% | 0.78% | 1.2% | 1.0% | 0.5% | 0.23% |
After conventional compound fertilizer (15-15-15) upgrading, obtain containing in middle microelement economic benefits and social benefits sulphur, magnesium, zinc, copper and boron
Trace element compound fertilizer mutually cooperates between each element, realizes fabulous plant nutrient function.
Case study on implementation 3
(1) microelement intermixture in preparation.Intermixture composition is as follows: 90% sulphur, 5% boric acid and 5% molecular weight are
60000 cellulose.Sulphur is heated to liquid, in liquid-state sulfur addition in boric acid and cellulose and be uniformly mixed be made
Middle microelement intermixture.
(2) new-type fertilizer of microelement in package is prepared.Urea (46-0-0) is added in bottom spray fluid unit,
It is preheated to 55 DEG C.Middle microelement intermixture adding proportion: microelement intermixture in 1 ton of urea package 200kg, after package
Granulated fertilizer it is cooling after packed.
(3) the novel secondary and micro-element fertilizers nutrient being finally prepared is as follows:
| N | Simple substance S | The readily soluble B of water | |
| Nutrient composition | 38% | 15% | 0.14% |
Urea upgrades to sulfur-bearing, boron urea by this technology, and boron has facilitation to the absorption of nitrogen, nitrogen can be improved
The utilization rate of element.Meanwhile being also to act synergistically between sulphur and nitrogen, both protein component and chlorophyll formation can not
Or lack.
Case study on implementation 4
(1) microelement intermixture in preparation.Intermixture composition it is as follows: 60% sulphur, 10% magnesia, 5% zinc oxide,
The polyvinyl alcohol that 5% manganese sulfate, 10% molecular weight are 100000 chitosans and 10% molecular weight is 60000.Sulphur is heated to
Liquid, in liquid-state sulfur addition in magnesia, zinc oxide, manganese sulfate, chitosan and polyvinyl alcohol and be uniformly mixed be made in
Microelement intermixture.
(2) new-type fertilizer of microelement in package is prepared.Double superhosphate (TSP:0-46- is added in pack roller
0) 50 DEG C, are preheated to.Middle microelement intermixture adding proportion: microelement mixing in 1 ton of double superhosphate package 180kg
Agent is packed after granulated fertilizer after package is cooling.
(3) the novel secondary and micro-element fertilizers nutrient being finally prepared is as follows:
By package, double superhosphate upgrading becomes the secondary and micro-element fertilizers of Calcium Magnesium Sulphur containing economic benefits and social benefits, zinc and manganese, especially
It is suitable for the crops bigger to sulphur and calcium demand, such as peanut, pea, potato, citrus, beet crop.
Case study on implementation 5
(1) microelement intermixture in preparation.Intermixture composition is as follows: 55% sulphur, 25% sodium metasilicate, 8% zinc oxide
The cellulose for being 80000 with 12% molecular weight.Sulphur is heated to liquid, in liquid-state sulfur addition in sodium metasilicate, oxidation
Zinc and cellulose are simultaneously uniformly mixed microelement intermixture in obtained.
(2) new-type fertilizer of microelement in package is prepared.High nitrogen type compound potassium sulfate fertilizer is added in pack roller
(NPK:20-10-10), 60 DEG C are preheated to.Middle microelement intermixture adding proportion: micro in 1 ton of compound fertilizer package 200kg
Element intermixture is packed after granulated fertilizer after package is cooling.
(3) the novel secondary and micro-element fertilizers nutrient being finally prepared is as follows:
It is novel to obtain the middle microelement containing sulphur, silicon and zinc by upgrading for high nitrogen type compound potassium sulfate fertilizer in present case
Fertilizer can be used as the use of high-efficiency rice special fertilizer.Silicon is the important nutrient of plant composition, is arranged by international soil circle
For the fourth-largest element after nitrogen, phosphorus, potassium.Siliceous fertilizer can improve crop to the resistance of pest and disease damage, reduce various pest and disease damages
Occurring, after crop absorbs silicon, silicified cell can be formed in plant, thickeies cauline leaf cells of superficial layer wall, cuticula increases,
A firm protective layer is formed, makes insect be not easy to sting, germ is difficult to invade, and can also be improved crop lodging tolerance.Water
The crops such as rice, wheat, corn, peanut, soybean, watermelon, fruit tree, vegetables after Applying silicon fertilizer, can generally increase production 10%~25%.
Under the collaboration of sulphur and zinc, the effect of silicon is more significant.
Case study on implementation 6
(1) microelement intermixture in preparation.Intermixture composition it is as follows: 65% sulphur, 5% magnesia, 10% zinc oxide,
The polyacrylamide that 8% zinc sulfate and 12% molecular weight are 100000.Sulphur is heated to liquid, is added in liquid-state sulfur
Middle magnesia, zinc oxide, zinc sulfate and polyacrylamide are simultaneously uniformly mixed microelement intermixture in obtained.
(2) new-type fertilizer of microelement in package is prepared.Monoammonium phosphate (MAP:10-50- is added in pack roller
0) 60 DEG C, are preheated to.Middle microelement intermixture adding proportion: microelement intermixture in 1 ton of monoammonium phosphate package 100kg,
It is packed after granulated fertilizer cooling after package.
(3) the novel secondary and micro-element fertilizers nutrient being finally prepared is as follows:
Zinc is one of microelement necessary to plant, is the activator of a variety of enzymes in plant growth and development process, and plant lacks
Zinc will lead to that plant strain growth is slow, and blade is small, and be easy to happen disease, to influence crop quality and yield.It is green that magnesium participates in leaf
The synthesis of element, is important element necessary to crop.After monoammonium phosphate is upgraded to secondary and micro-element fertilizers by this technology, zinc sulfate
The molten zinc of shipwreck of the water-soluble zinc of form and oxidation zinc fraction be combined with each other, the quick-acting sulphur of sulfuric acid root morphology and simple substance sulfur speciation
Long-acting sulphur combines, while supplementing magnesium elements again, can be with the synergy of significant increase phosphorus and economic benefits and social benefits sulphur, phosphorus and economic benefits and social benefits zinc
Effect.
Claims (9)
1. microelement intermixture in is made of middle microelement and swollen material, each component by mass percentage, feature
Be: sulphur accounting 50%-90% in intermixture, swollen material accounting 5%-20%, the middle microelement quality except sulphur account for
Than 5%-45%, the preparation method comprises the following steps: sulphur is heated to liquid, microelement and swollen material be simultaneously in addition in liquid-state sulfur
It is uniformly mixed to get middle microelement intermixture.
2. microelement intermixture in as described in claim 1, it is characterised in that: the middle microelement be containing sulphur, calcium,
One or more of magnesium, silicon, iron, manganese, copper, zinc, boron, the simple substance of molybdenum element, oxide or anhydrous compound.
3. microelement intermixture in as described in claim 1, it is characterised in that: the swollen material is chitosan, fibre
Tie up one or more of element, Sodium Polyacrylate, polyacrylamide, polyvinyl alcohol.
4. microelement intermixture in as claimed in claim 3, it is characterised in that: the molecular weight of the swollen material is
5000-100000。
5. microelement intermixture in as described in claim 1, it is characterised in that: the middle microelement is according to dissolubility point
Be two kinds: water is soluble type and the molten type of shipwreck.
6. microelement intermixture in as claimed in claim 5, it is characterised in that: in the middle microelement intermixture at least
Include a kind of water ease of solubility substance.
7. wrapping up the preparation method of secondary and micro-element fertilizers, it is characterised in that sequentially include the following steps:
Conventional granulates fertilizer is placed in the pack roller with heating function, disk or fluid unit, claim 1-6
One of described in middle microelement intermixture be sprayed on the granulated fertilizer surface for being heated to certain temperature, through cooling and solidifying, in fertilizer
Expect that surface forms microelement film in one layer.
8. the preparation method of package secondary and micro-element fertilizers as claimed in claim 7, it is characterised in that: the conventional granulates fertilizer
Material is compound fertilizer, compound fertilizer, urea, potash fertilizer, calcium superphosphate, double superhosphate, monoammonium phosphate, Diammonium phosphate (DAP), ammonium nitrate, nitric acid
Ammonium calcium all can be made into the mixture of one of granular fertilizers or two kinds or more.
9. the preparation method of package secondary and micro-element fertilizers as claimed in claim 7, it is characterised in that: the certain temperature
Refer to that granulated fertilizer needs to be preheated to 40-60 DEG C in roller, disk or fluid unit.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810938438.2A CN108976018A (en) | 2018-08-17 | 2018-08-17 | Middle microelement intermixture and the preparation method for wrapping up secondary and micro-element fertilizers |
| MA49181A MA49181B1 (en) | 2018-08-17 | 2018-10-09 | Mixture of medium trace elements and method of preparing fertilizer coated with medium trace elements |
| PCT/CN2018/109474 WO2020034372A1 (en) | 2018-08-17 | 2018-10-09 | Medium trace element mixture and preparation method of medium trace element-wrapped fertilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810938438.2A CN108976018A (en) | 2018-08-17 | 2018-08-17 | Middle microelement intermixture and the preparation method for wrapping up secondary and micro-element fertilizers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108976018A true CN108976018A (en) | 2018-12-11 |
Family
ID=64554121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810938438.2A Pending CN108976018A (en) | 2018-08-17 | 2018-08-17 | Middle microelement intermixture and the preparation method for wrapping up secondary and micro-element fertilizers |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN108976018A (en) |
| MA (1) | MA49181B1 (en) |
| WO (1) | WO2020034372A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109456112A (en) * | 2018-12-27 | 2019-03-12 | 湖北富邦科技股份有限公司 | A kind of multi-functional plant nutrition master batch and production method |
| CN110668897A (en) * | 2019-11-27 | 2020-01-10 | 湖北富邦科技股份有限公司 | Environment-friendly medium-trace element mixing agent and application |
| CN110698308A (en) * | 2019-11-27 | 2020-01-17 | 湖北富邦科技股份有限公司 | Medium trace element mixing agent and application thereof |
| CN110734337A (en) * | 2019-11-27 | 2020-01-31 | 湖北富邦科技股份有限公司 | high-water-absorption medium-trace element mixing agent and application thereof |
| CN112062633A (en) * | 2020-09-02 | 2020-12-11 | 湖北富邦新材料有限公司 | Novel nutritional functional granular fertilizer and preparation method thereof |
| CN112142516A (en) * | 2020-09-28 | 2020-12-29 | 湖北富邦科技股份有限公司 | Rapidly disintegrating sulfur granule composition and preparation method thereof |
| CN112159295A (en) * | 2020-09-28 | 2021-01-01 | 湖北富邦科技股份有限公司 | Solvent-free fluid wrapping agent and preparation method thereof |
| CN112479784A (en) * | 2020-12-02 | 2021-03-12 | 沈阳农业大学 | High-concentration sulfur-based granular fertilizer and preparation method thereof |
| CN112521204A (en) * | 2020-12-30 | 2021-03-19 | 卡力(烟台)农业发展有限公司 | Seaweed compound fertilizer containing sulfur, zinc and boron and preparation method thereof |
| CN113620747A (en) * | 2021-09-03 | 2021-11-09 | 内蒙古润泽源生物科技股份有限公司 | Preparation method of organic-inorganic composite total-nutrient microbial fertilizer |
| CN116283400A (en) * | 2021-09-13 | 2023-06-23 | 中化农业（临沂）研发中心有限公司 | Water-based fertilizer synergistic suspending agent and synergistic fertilizer |
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- 2018-08-17 CN CN201810938438.2A patent/CN108976018A/en active Pending
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| CN102417426A (en) * | 2011-08-15 | 2012-04-18 | 山东金山化肥有限公司 | Production method of spraying sulfoacid resin type sustained and controlled-release fertilizer |
| CN103771998A (en) * | 2012-10-22 | 2014-05-07 | 虎速产品（加拿大）公司 | Fertilizer composition containing sulfur and boron |
| CN104355918A (en) * | 2014-12-09 | 2015-02-18 | 徐同珊 | Manufacturing method of sustained-release or controlled-release chemical fertilizer based on echinopsis tubiflora spines |
| CN105859429A (en) * | 2016-05-23 | 2016-08-17 | 魏占波 | Environmentally friendly slow-release fertilizer having drought resisting function |
| CN106083282A (en) * | 2016-05-31 | 2016-11-09 | 湖北富邦科技股份有限公司 | A kind of common fertilizer of upgrading is the auxiliary agent containing secondary and micro-element fertilizers and preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020133698A1 (en) * | 2018-12-27 | 2020-07-02 | 湖北富邦科技股份有限公司 | Multifunctional plant nutrient masterbatch and production method |
| CN109456112A (en) * | 2018-12-27 | 2019-03-12 | 湖北富邦科技股份有限公司 | A kind of multi-functional plant nutrition master batch and production method |
| WO2021103942A1 (en) * | 2019-11-27 | 2021-06-03 | 湖北富邦科技股份有限公司 | Secondary and trace element mixture and application thereof |
| CN110668897A (en) * | 2019-11-27 | 2020-01-10 | 湖北富邦科技股份有限公司 | Environment-friendly medium-trace element mixing agent and application |
| CN110698308A (en) * | 2019-11-27 | 2020-01-17 | 湖北富邦科技股份有限公司 | Medium trace element mixing agent and application thereof |
| CN110734337A (en) * | 2019-11-27 | 2020-01-31 | 湖北富邦科技股份有限公司 | high-water-absorption medium-trace element mixing agent and application thereof |
| WO2021103940A1 (en) * | 2019-11-27 | 2021-06-03 | 湖北富邦科技股份有限公司 | Superabsorbent medium trace element mixture and application thereof |
| CN112062633A (en) * | 2020-09-02 | 2020-12-11 | 湖北富邦新材料有限公司 | Novel nutritional functional granular fertilizer and preparation method thereof |
| CN112142516A (en) * | 2020-09-28 | 2020-12-29 | 湖北富邦科技股份有限公司 | Rapidly disintegrating sulfur granule composition and preparation method thereof |
| CN112159295A (en) * | 2020-09-28 | 2021-01-01 | 湖北富邦科技股份有限公司 | Solvent-free fluid wrapping agent and preparation method thereof |
| CN112479784A (en) * | 2020-12-02 | 2021-03-12 | 沈阳农业大学 | High-concentration sulfur-based granular fertilizer and preparation method thereof |
| CN112521204A (en) * | 2020-12-30 | 2021-03-19 | 卡力(烟台)农业发展有限公司 | Seaweed compound fertilizer containing sulfur, zinc and boron and preparation method thereof |
| CN113620747A (en) * | 2021-09-03 | 2021-11-09 | 内蒙古润泽源生物科技股份有限公司 | Preparation method of organic-inorganic composite total-nutrient microbial fertilizer |
| CN116283400A (en) * | 2021-09-13 | 2023-06-23 | 中化农业（临沂）研发中心有限公司 | Water-based fertilizer synergistic suspending agent and synergistic fertilizer |
Also Published As
| Publication number | Publication date |
|---|---|
| MA49181B1 (en) | 2021-02-26 |
| MA49181A1 (en) | 2020-08-31 |
| WO2020034372A1 (en) | 2020-02-20 |
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Application publication date: 20181211 |