CN109134044A - Particle a great number of elements Water soluble fertilizer and preparation method thereof - Google Patents
Particle a great number of elements Water soluble fertilizer and preparation method thereof Download PDFInfo
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- CN109134044A CN109134044A CN201811022192.0A CN201811022192A CN109134044A CN 109134044 A CN109134044 A CN 109134044A CN 201811022192 A CN201811022192 A CN 201811022192A CN 109134044 A CN109134044 A CN 109134044A
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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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Abstract
The present invention provides a kind of particle a great number of elements Water soluble fertilizer, include following component: nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, trace element fertilizer, ATOP solution, ATOP solution accounts for the 3%-5% of Water soluble fertilizer total amount, the ATOP solution is the combination solution of polyhydroxy aldehyde, water-soluble binder and dispersing agent, water, polyhydroxy aldehyde, water-soluble binder and dispersing agent mass ratio be (55-65): (35-45): (0.8-1.2): (0.8-1.2).The present invention also proposes a kind of preparation method of particle a great number of elements Water soluble fertilizer.The present invention solves the problems, such as Macroelement water-soluble fertilizer granulation by ATOP solution, and the component of the high-content particle a great number of elements Water soluble fertilizer manufactured by means of the present invention can be completely soluble, improve fertilizer solubility, it can quickly dissolve after user's application, quickly absorb, the lasting period of fertilizer is extended while improving utilization rate of fertilizer, nutrient supply is more longlasting.The present invention is easy to use, particular for planting fruit trees top dressing, reduces labour, saves labour turnover.
Description
Technical field
The invention belongs to technical field of fertilizers, and in particular to a kind of particle a great number of elements Water soluble fertilizer.
Background technique
As modern agricultural technology continues to develop, the understanding of fertilizer is continuously improved in people, absorbs benefit in concern fertilizer
With, also in the pollution of concern soil environment, the key that soil acidification, hardened, salinization have become restriction agricultural development is asked while rate
Topic.Simultaneously for the higher and higher using the requirement of cheap degree of fertilizer product.Particular for planting fruit trees, often water with mountainous region
Difficulty, therefore based on fertilising is typically chosen and spreads fertilizer over the fields.Spread fertilizer over the fields top dressing for the form of fertilizer, dosage and absorption rate requirement very
It is high.
Conventional composite fertilizer is particle shape, and general prilling process is high-tower granulation, slurry-spraying pelletizing, roller granulation etc., big
In the case of batch production, to guarantee that the hardness of fertiliser granulates will reduce cost simultaneously, need largely to add in granulation process
Cannot water-soluble, indissoluble adhesive, therefore the content of N P and K is relatively low in compound fertilizer, while solution rate is slow or cannot
It is completely dissolved, spreads fertilizer over the fields to dissolve for a long time after earth's surface and cause to volatilize, absorption rate is low, and dose is big, time-consuming.Together
When compound fertilizer in the adhesive that largely adds soil can be polluted.
Modern New fertilizer is a great number of elements Water soluble fertilizer, and content is high, and dissolution is fast, and absorption rate is high, and dosage is few, to soil
Pollute small, but a great number of elements Water soluble fertilizer is pulvis, spreads fertilizer over the fields inconvenience, and fertilising is uneven, while the product lasting period is shorter, to meet crop
Nutrient demand needs to increase fertilizer application frequency, increases labour cost.Pulvis a great number of elements Water soluble fertilizer is not due to adding largely at present
Difficulty can not be granulated or is granulated under conditions of adhesive.
Summary of the invention
It is pulvis for existing a great number of elements Water soluble fertilizer, spreads fertilizer over the fields inconvenience, the lasting period is shorter, and fertilizer application frequency is more；Pulvis is big
Secondary element Water soluble fertilizer is due to that can not be granulated or be granulated the difficult above problem, purport of the present invention under conditions of not adding a large amount of adhesives
A kind of particle a great number of elements Water soluble fertilizer is being provided, is solving the problems, such as the granulation of a great number of elements Water soluble fertilizer, particle by ATOP solution
Form, it is easy to use, it particular for applying fruit trees with fertilizer, can spread fertilizer over the fields, ditch spread, punching are applied, trickle irrigation etc., be suitable for various fertilisings needs；It supports
Divide content high, mu dose is few, saves labor cost；Complete water-soluble and solution rate is fast, reduces the loss of nutrient, provides nutrient
More rapidly.
In order to achieve the above object, The technical solution adopted by the invention is as follows:
A kind of particle a great number of elements Water soluble fertilizer, include following component: nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, trace element fertilizer, ATOP are molten
Liquid, ATOP solution account for the 3%-5% of Water soluble fertilizer total amount, and the ATOP solution is polyhydroxy aldehyde, water-soluble binder and dispersing agent
Combination solution, water, polyhydroxy aldehyde, water-soluble binder and dispersing agent mass ratio be (55-65): (35-45): (0.8-
1.2):(0.8-1.2)。
Further, the ATOP solution be water, glucose, carboxymethyl cellulose and fatty alcohol polyoxyethylene ether according to
The mass ratio of 60:40:1:1 is formulated.
Further, the nitrogenous fertilizer is at least one of urea, monoammonium phosphate, potassium nitrate.
Further, the phosphate fertilizer is monoammonium phosphate.
Further, the potash fertilizer is potassium nitrate or potassium sulfate.
Further, the trace element fertilizer is at least one of zinc fertilizer, iron fertilizer, copper fertilizer.
Further, the trace element fertilizer is chelated microelements.
Further, the chelating agent of the chelated microelement is ethylenediamine tetra-acetic acid, diethylenetriamine pentaacetic acid, ethylenediamine
One or more of hydroxyl phenylacetic acid and hydroxyethylethylene diamine tri-acetic acid.
Further, the polyhydroxy aldehyde is one of glucose, xylose, mannose, arabinose, galactolipin or several
Kind.
Further, the water-soluble binder be one of starch, dextrin, polyvinyl alcohol, carboxymethyl cellulose or
It is several.
Further, the dispersing agent is fatty alcohol polyoxyethylene ether.
Further, by weight percentage, nitrogenous fertilizer 10%-30%, phosphate fertilizer 5%-30%, potash fertilizer 10%-60%, second two
Amine tetraacethyl chelated microelement fertilizer 0.1%-0.2%, ATOP solution 3%-5%, the summation of the above components are 100%.
ATOP solution is granulation of fertilizer key factor, and the viscosity of fertilizer can be improved in ATOP solution, while fertilizer being promoted to support
The absorption divided improves soil environment.Wherein polyhydroxy aldehyde be exactly more than two hydroxyls are connected on the hydrocarbon chain of aldehyde compound, and
And hydroxyl is not connected on same carbon atom generally, exactly easily dehydration forms enol-type structure, predominantly carbohydrate.ATOP solution uses
Glucose, solution viscosity can be improved in glucose, while suitable carbon source can be provided for edaphon, promotes microbial reproduction,
Improve soil environment.
Water-soluble binder can add on a small quantity can reach bonding effect, not influence fertilizer dissolution, while adhesive is being applied
Entering can be decomposed by the microorganisms after soil as soil organic matter, can improve soil texture, avoid pollution soil environment.It is water-soluble
Property adhesive use carboxymethyl cellulose, carboxymethyl cellulose can be improved viscosity, but dissolve relative difficulty, easy when being dissolved in water
Conglomeration, caking phenomenon occurs, needs to keep stirring, reaches to be completely dissolved and needs mixing time between 10-20 hours.
Dispersing agent can reduce the aggregation extent of solid or liquid particle in dispersion, improve solution and be uniformly dissolved degree.
Dispersing agent described in ATOP solution is fatty alcohol polyoxyethylene ether, and the molten of carboxymethyl cellulose can be improved in fatty alcohol polyoxyethylene ether
Xie Xing improves solution rate, while contact of the fatty alcohol polyoxyethylene ether with root system can be improved in carboxymethyl cellulose, adjusts and plants
Object Premeabilisation of cells pressure promotes fertilizer to absorb.
Therefore ATOP solution can solve Macroelement water-soluble fertilizer granulation problem compared to conventional particles fertilizer additive, together
Shi Tigao fertilizer lasting period and absorption rate improve soil environment and microbial flora.
It is preferred that ATOP solution is using water, glucose, carboxymethyl cellulose and fatty alcohol polyoxyethylene ether according to 60:40:1:1
Proportional arrangement form, configuration flow: first take band agitating heater pill tank that clean water is added, then by fatty alcohol polyoxy second
Alkene ether is added to the water, and stirring is heated uniformly between 40-50 DEG C, is uniformly added into carboxymethyl cellulose, is stirred continuously, until carboxylic
Methylcellulose without agglomerate phenomenon, stops heating, adds glucose, stir evenly in the solution, finally that solution left standstill is cold
But to get ATOP solution.
Nitrogen, phosphorus, potash fertilizer are a great number of elements Water soluble fertilizer main nutrient composition, provide mineral nutrient element for plant growth.Nitrogen
Fertilizer provides nitrogen source for plant growth, promotes crop to root, long shoot leaf development.Phosphate fertilizer provides phosphorus source for plant growth, promotes to make
Object bud differentiation, root growth.Potash fertilizer provides potassium resource for plant growth, and crop leaf photosynthesis is promoted to generate nutriment
Transport promotes Fruit, coloring.The preferred chelated microelements of trace element fertilizer, are not easy to be fixed in the soil, but not from
Solution, can preferably be absorbed and used by plants, and do not chemically react with other applications of mixed fertilizers, not reduce the fertilizer of fertilizer
Effect.The stability of ethylenediamine tetra-acetic acid chelating agent is strong, is not easily decomposed in fertilizer process, while ethylenediamine tetra-acetic acid chelates
Microelement dissolubility is good, does not influence the dissolubility and solution rate of whole fertilizer.
The present invention also proposes a kind of preparation method of particle a great number of elements Water soluble fertilizer, comprising the following steps:
Step 1: by nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, ethylenediamine tetra-acetic acid chelated microelement fertilizer be thoroughly mixed uniformly,
With the ATOP solution of the form addition 2%-5% of atomizer atomization in raw material whipping process, the preferred 15-20min of mixing time makes
Raw mixture is uniformly mixed with ATOP solution；
Step 2: debugging to roller gap, is adjusted between 0.3mm-0.5mm, ball-and-socket roller Squeezinggranulator to roller gap
Having a size of 2.5-4mm, the tilt angle of rotary drying drum is adjusted, tilt angle is adjusted to 9-11 °；Temperature is controlled at 18-20 DEG C
Between, relative air humidity controls between 40%-55%；
Step 3: raw material obtained by step 1 is granulated in roller Squeezinggranulator, and control rate of feeding is 20-40kg/
min；
Step 4: the particle after granulation is sent into rotary drying drum and is dried；
Step 5: by dry particle obtained by step 4 by sifter, particle or powder by diameter less than 2.5mm and straight
After bulky grain screening of the diameter greater than 4mm, as returning charge, sends pelletizer back to and be granulated again；Gained diameter is in 2.5mm between 4mm
Particle be particle a great number of elements Water soluble fertilizer.
Granulation of fertilizer method has the methods of high-tower granulation, slurry-spraying pelletizing, extrusion granulation at present.High-tower granulation, slurry-spraying pelletizing
It is complicated in production equipment and production technology, it is poor in fertilizer process Modulatory character, and waste material is more in batch production process,
Pollution is also resulted in environment while increasing production cost.Extruding granulation equipment and technique are relatively easy, and regulation is flexible, while fertilizer
Material waste is few.The present invention uses extrusion granulation method.
The present invention is used to roller Squeezinggranulator, is designed rationally roller Squeezinggranulator, compact-sized, Nover practical, consumption
It can be low.Roller Squeezinggranulator is aligned using preceding needing to adjust axial align with circumferential, avoids two rollers from colliding and control raw material and returns
Storehouse rate.Need to control roller gap when being granulated to roller Squeezinggranulator, plain particles fertilizer production is added by a large amount of adhesives
Add, roller gap usable range between 0.3-1mm, add water-soluble binder and add by high-content particle a great number of elements Water soluble fertilizer
Dosage is less, and granulating and forming roller gap to need to control between 0.3-0.5mm.It can be by roller skin to roller Squeezinggranulator
Ball-and-socket size adjusting be granulated partial size, the present invention using ball-and-socket having a size of 2.5-4mm, fertilizer is adjusted by particle size
Grain solution rate.Not granulating and not threshing problem will appear in granulation process to roller Squeezinggranulator, need to adjust pressure in time
Roller gap, moisture content of raw material, ball base intensity of pressure etc..
In order to enable a great number of elements Water soluble fertilizer preferably to bond, strict temperature control and sky are needed in product preparation process
Gas relative humidity, wherein 15-25 DEG C of temperature controlling range, preferably 18-20 DEG C；Relative air humidity control range 30%-50%,
It is preferred that 40%-45%.Macroelement fertilizer dissolubility is relatively high, is influenced by temperature and relative air humidity, and temperature is higher,
Dissolubility is higher, and the too low influence granulation of fertilizer of relative air humidity, relative air humidity is excessively high, and fertilizer will appear dissolution.
The present invention solves the problems, such as Macroelement water-soluble fertilizer granulation by ATOP solution, and by means of the present invention
The component of the high-content particle a great number of elements Water soluble fertilizer of manufacture can be completely soluble, fertilizer solubility is improved, in user
It can quickly dissolve after application, quickly absorb, the lasting period of fertilizer is extended while improving utilization rate of fertilizer, nutrient supply is more held
Long.The present invention is easy to use, particular for planting fruit trees top dressing, reduces labour, saves labour turnover.
Specific embodiment
The present invention is described in further details combined with specific embodiments below.
Embodiment 1
A kind of high-content particle a great number of elements Water soluble fertilizer, the component comprising following mass percent: urea 21%, phosphoric acid one
Ammonium 31%, potassium nitrate 42.85%, ethylenediamine tetra-acetic acid chelated microelement fertilizer 0.15%, ATOP solution 3%.ATOP solution is
Water, glucose, carboxymethyl cellulose, fatty alcohol polyoxyethylene ether are formulated (embodiment according to the mass ratio of 60:40:1:1
2 and 3 are identical with this).
Preparation method
Step 1: by nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, ethylenediamine tetra-acetic acid chelated microelement fertilizer be thoroughly mixed uniformly,
With the ATOP solution of the form addition 2%-5% of atomizer atomization in raw material whipping process, mixing time is controlled in 15-20min,
It is uniformly mixed raw mixture with ATOP solution；
Step 2: debugging to roller Squeezinggranulator to roller gap, roller gap is adjusted between 0.4mm, ball-and-socket having a size of
2.5-4mm, adjusts the drum inclination angle of rotary drying drum, and tilt angle is adjusted at 10 ° or so；Environment temperature is controlled in 18-
20 DEG C, relative air humidity is controlled in 40%-45%；
Step 3: raw material obtained by step 1 is granulated in roller Squeezinggranulator, and control rate of feeding is 20-40kg/
min；
Step 4: the particle after granulation is sent into rotary drying drum and is dried；
Step 5: by dry particle obtained by step 4 by sifter, particle or powder by diameter less than 2.5mm and straight
After bulky grain screening of the diameter greater than 4mm, as returning charge, sends pelletizer back to and be granulated again.
Gained diameter is particle a great number of elements Water soluble fertilizer in 2.5mm to the particle between 4mm, nitrogenous 20%, phosphorus 20%,
Potassium 20%, microelement 0.15%.
Embodiment 2
A kind of high-content particle a great number of elements Water soluble fertilizer, the component comprising following mass percent: urea 25%, phosphoric acid one
Ammonium 8%, potassium nitrate 52.85%, potassium sulfate 10%, ethylenediamine tetra-acetic acid chelated microelement fertilizer 0.15%, ATOP solution 4%.
Preparation method reference implementation example 1, particle a great number of elements Water soluble fertilizer obtained is nitrogenous 20%, phosphorus 5%, potassium 30%, micro-
Secondary element 0.15%.
Embodiment 3
A kind of high-content particle a great number of elements Water soluble fertilizer, the component comprising following mass percent: urea 6%, phosphoric acid one
Ammonium 9.9%, potassium nitrate 40.95%, potassium sulfate 38%, ethylenediamine tetra-acetic acid chelated microelement fertilizer 0.15%, ATOP solution
4%.Preparation method reference implementation example 1, particle a great number of elements Water soluble fertilizer obtained is nitrogenous 10%, phosphorus 6%, potassium 40%, micro member
Plain 0.15% particle Water soluble fertilizer.
Comparative example 1
A kind of particle a great number of elements Water soluble fertilizer, the component comprising following mass percent: urea 22%, monoammonium phosphate
33%, potassium nitrate 43.65%, common trace element fertilizer 0.15%, common adhesive 0.2%, water 3%.
The preparation method of above-mentioned high-content particle a great number of elements Water soluble fertilizer, comprising the following steps: first by urea, phosphoric acid one
Ammonium, potassium nitrate, common trace element fertilizer, common adhesive are uniformly mixed, and 1% water is added, is granulated using granulating disc, i.e.,
Obtain high-content particle a great number of elements Water soluble fertilizer.
Comparative example 2
A kind of particle a great number of elements Water soluble fertilizer, the component comprising following mass percent: urea 22%, monoammonium phosphate 8%,
Potassium nitrate 51.65%, potassium sulfate 10%, common trace element fertilizer 0.15%, common adhesive 0.2%, water 4%.
The preparation method of above-mentioned high-content particle a great number of elements Water soluble fertilizer, comprising the following steps: first by urea, phosphoric acid one
Ammonium, potassium nitrate, potassium sulfate, common trace element fertilizer, common adhesive are uniformly mixed, and 8% water is added, and are made using rotary drum extruding
Grain machine is granulated to get high-content particle a great number of elements Water soluble fertilizer.
Comparative example 3
A kind of particle a great number of elements Water soluble fertilizer, the component comprising following mass percent: urea 6%, monoammonium phosphate
9.9%, potassium nitrate 42.65%, potassium sulfate 38%, common trace element fertilizer 0.15%, common adhesive 0.2%, water 3%.
The preparation method of above-mentioned high-content particle a great number of elements Water soluble fertilizer, comprising the following steps: first by urea, phosphoric acid one
Ammonium, potassium nitrate, potassium sulfate, common trace element fertilizer, common adhesive are uniformly mixed, and 3% water is added, and are made using to roller extruding
Grain machine is granulated to get high-content particle a great number of elements Water soluble fertilizer.
Table 1
As can be seen from Table 1, the particle a great number of elements Water soluble fertilizer preparation method that the present invention uses, has bright in production efficiency
It is aobvious to improve, while the particle a great number of elements Water soluble fertilizer granule strength produced is big, improve product using cheap degree and product storehouse
Store up the time.
Embodiment 4
Test background: during apple production, due to inside even from weather, normal drought water shortage situation, special needle
To mountain area, water shortage situation is particularly acute.Fruit tree is larger to fertilizer nutrient demand in normal growth, and farmer is in top dressing fruit tree
Often with cannot water the case where, so when top dressing the most important thing for being selected to fruit tree management.
Test site: the Qixia City of Shandong Province town the Zang Jiazhuan village Dong Zhai
Subjects: red fuji apple
Testing program: control group 1 is the compound fertilizer of other producer's nutrient contents 48% (16-16-16), fertilization mode: ditch
Apply earthing.Control group 2 is other producer's nutrient content 60% (20-20-20) pulvis Water soluble fertilizers, and fertilization mode: earth's surface is spread fertilizer over the fields.Examination
The particle a great number of elements Water soluble fertilizer that group is nutrient content 60% (20-20-20) is tested, fertilization mode: earth's surface is spread fertilizer over the fields.
Test period: on May 15th, 2017
Observing time: on May 16th, 2017 is observed for the first time；On June 25th, 2017 is observed for the second time.
Test effect:
1. observing for the first time
Belong to drought season at this time, user waters one time after fertilising, and observe result: control group 1: ditch spread is compound
Fertile entirety does not start to dissolve, and is all complete fertiliser granulates, illustrates that fertilizer nutrient does not discharge also, fruit tree cannot absorb.Control group
2: spreading fertilizer over the fields pulvis a great number of elements Water soluble fertilizer, all dissolve, nutrient discharges completely.Experimental group: it is largely first to spread fertilizer over the fields particle
Plain Water soluble fertilizer is partly dissolved, and illustrates that fertilizer nutrient has begun release, nutrient, remaining undissolved fertiliser granulates can be absorbed in fruit tree
Sustainable supply nutrient.
2. second of observation
Apple Leaves color using particle a great number of elements Water soluble fertilizer is dark green, and glossiness is good；Apple young fruit seed development is full
It is full, it is seamless；The Apple Leaves of control group 1 are of light color, and blade is matt, and apple young fruit seed development is not full；2 apple of control group
Fruit leaf color slightly turns to be yellow, and has and takes off fertile symptom appearance, and fruit and seed physically well develops.
Experiment and demonstration is summarized:
It can be obtained by this test: in top dressing fruit tree process, using particle a great number of elements Water soluble fertilizer and using multiple
Hefei is compared, and in the same time, nutrients release is rapider, and in the blade of apple, fruit etc. expression effect is obvious.Simultaneously
Particle a great number of elements Water soluble fertilizer can directly earth's surface spread fertilizer over the fields, it is more easy to use than conventional composite fertilizer.It is water-soluble using pulvis a great number of elements
The fertile lasting period is relatively short, and de- fertile phenomenon easily occurs in identical fertilising periodic content.
Embodiment 5
Test background: in planting fruit trees process, fruit is in fast-growth period after bearing fruit, and needs at this time to nutrient
The amount of asking is big and urgent.Often because choosing fertilizer is improper during top dressing fruit tree, nutrient is applied not in time, causes fruit at planting fruit trees family
The de- fertilizer of tree influences fruit tree entirety growing way and Apple growth, and then influences the coloring and overall yield of whole apple.
Test site: the Zhaoyuan City, Shandong Province town the Fu Shan village Yang Jiaying
Subjects: Fuji apple
Test period: on August 20th, 2017
Observing time: on October 5th, 2017
Testing program: control group 1 be other producer's nutrient content 45% (12-8-25) Gao Jia type compound fertilizers, fertilization mode:
Earth's surface is spread fertilizer over the fields, experiment quantity: ten, Fuji apple fruit tree.Control group 2 is other high potassium types of producer's nutrient content 56% (10-6-40)
Pulvis a great number of elements Water soluble fertilizer, experimental quantities: ten, Fuji apple fruit tree.Experimental group is nutrient content 56% (10-6-40) high
Potassium type particle a great number of elements Water soluble fertilizer, fertilization mode: earth's surface is spread fertilizer over the fields；Experiment quantity: ten, Fuji apple fruit tree.
Test effect:
In terms of apple with ripe color: the apple with ripe color of experimental group is fast and uniform coloring, and colouring not occurs in the apple of control group 1
, the situation for difficulty of painting, the apple color yellowing of control group 2 have greatly yellow bottom phenomenon.In identical external environment
Under the conditions of, the integral colouring degree of apple shows very big difference.
In terms of Apple weight:
In ten fruit trees of ten fruit trees of control group and test group, it is the apple one of 8cm that every fruit tree, which takes apple diameter,
It is a, it weighs fruit weight (g)
As can be seen from the above table, in control group 1 and experimental group with the apple for taking same size, gap is bright on fruit weight
Aobvious, average each apple single fruit weight gap is 14g, is calculated according to orchard fruiting 20000 per acre, the volume increase of mu apple are as follows:
20000*14=280000g, i.e. 280kg.Experimental group increases 6g than 2 apple counterpoise of control group, illustrates that experimental group fertilizer absorbs
More preferably, absorption rate is higher.
Experiment and demonstration is summarized:
It is quickly expanded the colouring phase in Apple, it is swollen that particulate application a great number of elements Water soluble fertilizer can rapidly promote Apple
Greatly, it paints, and the apple colouring for applying compound fertilizer is not complete, there is fertilizer deficiency situation in apple, and the apple of poudrage Water soluble fertilizer occurs
De- fertilizer symptom.As can be seen that particulate application a great number of elements Water soluble fertilizer is bright for the effect of increasing production of apple on same size fruit
It is aobvious.Known to analysis: particle a great number of elements Water soluble fertilizer nutrients release is more balanced, more conducively absorption of the fruit tree to nutrient.
Embodiment described above is only that preferred embodiments of the present invention will be described, not to the scope of the present invention
It is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical solution of the present invention
The various changes and improvements made should all be fallen into the protection scope that claims of the present invention determines.
Claims (10)
1. a kind of particle a great number of elements Water soluble fertilizer, which is characterized in that include following component: nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, microelement
Fertilizer, ATOP solution, ATOP solution account for the 3%-5% of Water soluble fertilizer total amount, and the ATOP solution is polyhydroxy aldehyde, water-soluble binder
With the compounding aqueous solution of dispersing agent, water, polyhydroxy aldehyde, water-soluble binder and dispersing agent mass ratio be (55-65): (35-
45):(0.8-1.2):(0.8-1.2)。
2. Water soluble fertilizer according to claim 1, which is characterized in that the ATOP solution is water, glucose, carboxymethyl cellulose
Element and fatty alcohol polyoxyethylene ether are formulated according to the mass ratio of 60:40:1:1.
3. Water soluble fertilizer according to claim 1, which is characterized in that the nitrogenous fertilizer is urea, in monoammonium phosphate, potassium nitrate
It is at least one；The phosphate fertilizer is monoammonium phosphate.
4. Water soluble fertilizer according to claim 1, which is characterized in that the potash fertilizer is potassium nitrate or potassium sulfate.
5. Water soluble fertilizer according to claim 1, which is characterized in that the trace element fertilizer is zinc fertilizer, in iron fertilizer, copper fertilizer
It is at least one.
6. Water soluble fertilizer according to claim 1, which is characterized in that the trace element fertilizer is chelated microelements.
7. Water soluble fertilizer according to claim 6, which is characterized in that the chelating agent of the chelated microelement is ethylenediamine tetraacetic
One or more of acetic acid, diethylenetriamine pentaacetic acid, ethylenediamine hydroxyl phenylacetic acid and hydroxyethylethylene diamine tri-acetic acid.
8. Water soluble fertilizer according to claim 1, which is characterized in that the polyhydroxy aldehyde be glucose, xylose, mannose,
One or more of arabinose, galactolipin.
9. Water soluble fertilizer according to claim 1, which is characterized in that by weight percentage, nitrogenous fertilizer 10%-30%, phosphate fertilizer
5%-30%, potash fertilizer 10%-60%, ethylenediamine tetra-acetic acid chelated microelement fertilizer 0.1%-0.2%, ATOP solution 3%-5%,
The summation of the above components is 100%.
10. a kind of preparation method of particle a great number of elements Water soluble fertilizer described in claim 1, which is characterized in that including following step
It is rapid:
Step 1: nitrogenous fertilizer, phosphate fertilizer, potash fertilizer, ethylenediamine tetra-acetic acid chelated microelement fertilizer are thoroughly mixed uniformly, in raw material
With the ATOP solution of the form addition 2%-5% of atomizer atomization in whipping process, mixing time 15-20min mixes raw material
Object is uniformly mixed with ATOP solution；
Step 2: debugging to roller gap, is adjusted between 0.3mm-0.5mm, ball-and-socket size roller Squeezinggranulator to roller gap
For 2.5-4mm, the tilt angle of rotary drying drum is adjusted, tilt angle is adjusted to 9-11 °；Environment temperature is controlled at 18-20 DEG C
Between, relative air humidity controls between 40%-55%；
Step 3: raw material obtained by step 1 is granulated in roller Squeezinggranulator, and control rate of feeding is 20-40kg/min；
Step 4: the particle after granulation is sent into rotary drying drum and is dried；
Step 5: by dry particle obtained by step 4 by sifter, diameter is big less than the particle of 2.5mm or powder and diameter
After the bulky grain screening of 4mm, as returning charge, sends pelletizer back to and be granulated again；Gained diameter is in 2.5mm between 4mm
Grain is particle a great number of elements Water soluble fertilizer.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112174733A (en) * | 2020-09-29 | 2021-01-05 | 时科生物科技（上海）有限公司 | Granular water-soluble fertilizer and preparation method thereof |
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| WO2017134595A1 (en) * | 2016-02-03 | 2017-08-10 | Euro Tsa S.R.L. | Granular fertilizer formulation capable of increasing the water retention capacity of soil, process for the preparation thereof and uses therof |
| CN106565308A (en) * | 2016-10-21 | 2017-04-19 | 成都新柯力化工科技有限公司 | Anti-caking fast-dissolving nitro-compound fertilizer and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112174733A (en) * | 2020-09-29 | 2021-01-05 | 时科生物科技（上海）有限公司 | Granular water-soluble fertilizer and preparation method thereof |
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