CN106748238A - A kind of water soluble polymer synergist for chemical fertilizer and preparation method thereof - Google Patents
A kind of water soluble polymer synergist for chemical fertilizer and preparation method thereof Download PDFInfo
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- CN106748238A CN106748238A CN201611268040.XA CN201611268040A CN106748238A CN 106748238 A CN106748238 A CN 106748238A CN 201611268040 A CN201611268040 A CN 201611268040A CN 106748238 A CN106748238 A CN 106748238A
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- chemical fertilizer
- soluble polymer
- water soluble
- fertilizer
- synergist
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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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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
A kind of water soluble polymer synergist for chemical fertilizer and preparation method thereof, it is characterised in that be made up of the raw material of following ingredients：Agar powder, non-ionic polyacrylamide, modified polyacrylic acid potassium, allyl acrylate.To weigh each raw material by weight percentage, the material that will be weighed is mixed preparation method using dry powder blend method.Each component stirs mixing after weighing on request in double helix taper dry powder blender or vertical dry powder blender, can be conventional dry powder blend method.Contain water soluble polymer synergist chemical fertilizer, the translational speed and displacement of phosphate fertilizer can be increased, reduce the probability that phosphate fertilizer is cured, increase water-retaining property and nutrient preserving capability, chemical fertilizer utilization ratio is improved, compared with other chemical fertilizer, realize that per unit area yield increases production in the case where fertilizer amount is reduced, increase farmers' income, reduce pollution by chemical fertilizer, economize on resources.
Description
Technical field
The present invention relates to a kind of water soluble polymer synergist for chemical fertilizer and preparation method thereof, belong to fertilizer and prepare neck
Domain.
Background technology
Potash fertilizer full name potassium fertilizer.Fertilizer with potassium as Main Nutrients, plant includes potassium and typically constitutes from dry matter weight
0.2% ~ 4.1%, it is only second to nitrogen.Potassium in plant growth and development process, participate in more than the 60 kinds activation of enzyme system, photosynthesis,
The transport of assimilation products, the process such as the metabolism of carbohydrate and the synthesis of protein.Domestic existing potash fertilizer production capacity mainly collects
In in Golmud of Qinghai and In Lop Nur., accumulative 3967569 tons of the potash fertilizer of production of China in 2010（It is pure）, than 2009
The same period in year increases 12.7%.By region point potash fertilizer yield, wherein North China accounts for 4.52 ten thousand tons, increases by 41.16% on a year-on-year basis;It is Central-South to account for
32.46 ten thousand tons, increase by 25.93% on a year-on-year basis;Northwest accounts for 355.20 ten thousand tons, increases by 13.45% on a year-on-year basis;East China accounts for 0.01 ten thousand tons, on year-on-year basis
Reduce 99.78%;Southwest accounts for 1.256 ten thousand tons, increases by 6.69% on a year-on-year basis;Northeast accounts for 3.320 ten thousand tons, and 20.74% is reduced on year-on-year basis.
The size of fertilizer efficiency, is decided by its potassium oxide content.Mainly there are potassium chloride, potassium sulfate, plant ash, kainite, phosphoric acid
One potassium（Potassium dihydrogen phosphate）Deng.Water can be dissolved in greatly, and fertilizer efficiency is very fast.And can be not easily runed off by soil absorption.Appropriate Potassium Fertilizer
When, crop stem can be made to grow strong, lodging is prevented, Accelerate bloom is solid, enhancing drought resisting, cold-resistant, diseases and insect pests resistance.Have
Potassium（K or K2O) straight fertilizer of declarable content is exactly potash fertilizer（potashfertilizer）.Soil Potassium ability and plant can be improved
Potassium Levels.With single element " potassium "（K or K2O) declarable content is that single element contains fertilizer（potashfertilizer）；
Indicate that " potassium " element is high, it is also " potash fertilizer " that other elements are low." potash fertilizer " point binary composite potassium fertilizer, tri compound potash fertilizer.According to potassium
The chemical composition of fertilizer can be divided into containing chlorine potassium fertilizer and without chlorine potassium fertilizer.Manure salt is water solubility, but containing some, other are not yet
Soluble components.Main potash fertilizer kind have potassium chloride, potassium sulfate, potassium dihydrogen phosphate, sylvite, potassium magnesium salts, carnallite, potassium nitrate,
Flue ash potash.
The administration of potash fertilizer in addition to the vendor selection depending on soil, also by crop species, level of agricultural production and weather and
The influence of the factors such as edaphic condition.The content of potassium, form and its conversion and vendor selection are reasonable distributions and apply potassium in soil
The important evidence of fertilizer.The full potassium content luffing of soil is larger, generally 0.1%~3%, averagely about 1%.Therefore, it is necessary to invent
It is a kind of to improve utilization rate of the plant to chemical fertilizer for the water soluble polymer synergist of chemical fertilizer.
The content of the invention
The technical problems to be solved by the invention are displacement due to potash fertilizer in soil small and easily fixed, and are protected
Water, fertilizer conservation poor performance, cause the utilization rate of this season potash fertilizer low, cause chemical fertilizer to waste, and environmental pollution is serious.
To solve the above problems, the invention provides a kind of water soluble polymer synergist for chemical fertilizer, by following each
The raw material composition of component：Agar powder, non-ionic polyacrylamide, modified polyacrylic acid potassium, allyl acrylate.It is visual local
Soil regime addition potassium borate, boric acid, Salzburg vitriol etc., described macromolecule synergist is gray powdery, is solved
Phosphorus in chemical fertilizer（Phos）Transmission range in soil is short, the slow problem of transmission speed, using containing water-soluble high score
The soil of sub- synergist chemical fertilizer, the transmission range of the Soil Phosphorus is dramatically increased, at the same water retention characteristic in increased soil and
Fertilizer conservation characteristic, more conducively plant growth, are suitable to various crop and use, such as wheat, corn, cotton, vegetables, fruit tree, soybean, oil
Dish, peanut etc..
Specifically, a kind of water soluble polymer synergist for chemical fertilizer of the invention, counts, by following original by weight
Material composition agar powder 10%~20%, non-ionic polyacrylamide 20%~30%, modified polyacrylic acid potassium 20%~30%, acrylic acid
Allyl ester 20%~30%.
Preferably, a kind of water soluble polymer synergist for chemical fertilizer of the invention, counts, by following by weight
Raw material composition agar powder 18%, non-ionic polyacrylamide 27%, modified polyacrylic acid potassium 26%, allyl acrylate 29%.
Present invention also offers a kind of preparation method of the water soluble polymer synergist of chemical fertilizer, specific operation process is such as
Under：Each raw material is weighed by weight percentage, and the material that will be weighed is mixed using dry powder blend method.Each component is weighed on request
Mixing is stirred in double helix taper dry powder blender or vertical dry powder blender afterwards, can be conventional dry powder blend side
Method.
The present invention also provides a kind of application process of water soluble polymer synergist, by water soluble polymer synergy during fertilising
Agent is with chemical fertilizer by weight 1：4~1：19 mix, and then apply；Or 5%~20% is added in chemical fertilizer production process（Weight
Than）Water soluble polymer synergist carry out granulation and be made, then apply.The chemical fertilizer include according to national standard or other
Provincial standard, the urine base of company standard production, nitro or S-based compound fertilizer, such as urea, potassium sulfate, potassium chloride, ammonium nitrate, phosphorus
The commercially available common chemical fertilizer such as a sour ammonium, Diammonium phosphate (DAP), potassium dihydrogen phosphate.Prepared containing water soluble polymer synergist of the present invention
Mixed fertilizer or composite chemical fertilizer, effective N P and K total content are typically not less than 50%.
Further, when the chemical fertilizer is used in combination with water solubility synergist of the invention or in common chemical fertilizer process of manufacture
Granulation is added, the water soluble polymer synergy agent content is 10%（Percentage by weight）, water soluble polymer synergist is direct
It is well mixed with common mixed fertilizer, composite chemical fertilizer, is then applied, or in common mixed fertilizer, composite chemical fertilizer process
Middle addition, is formed by granulating processing, is then applied, and can play a part of to reduce potassium ion and anion contact frequency, drop
The probability that low potassium element is cured, and for the transmission of potassium element in chemical fertilizer creates a membranaceous passage, do not changing soil
On the premise of earth permeability, discrete soil particle is set to form the continuous structure that ion smoothly conducts, the migration of potash fertilizer
Distance is greatly improved in the range of same time, considerably increases contact of the potassium element with crop root, improves potash fertilizer
Utilization rate, and drive the raising of N P and K overall utilization rate.
The present invention also has following advantage and feature：
（1）After being applied in soil containing water soluble polymer combination material, hence it is evident that increased the moisture in soil, soil is protected
It is aqueous to be improved, and then improve water-soluble liquid hold-up of the chemical fertilizer in soil, and during root system of plant often only absorbs the aqueous solution
Chemical fertilizer, therefore, be conducive to crop to absorb chemical fertilizer.
（2）The diffusion coefficient of Soil Phosphorus is influenceed greatly by soil moisture content, with the increase of soil moisture content, soil phophorus
Diffusion coefficient substantially increases, because the increase of moisture content, expands the net sectional area of soil phophorus diffusion, soil surface water
Film is thickening, and ion diffusional resistance is reduced, and approach shortens, while increased conversion rate of the solid phase phosphorus to liquid phase, that is, increased phosphorus
In the migration rate of liquid phase of soil, the suction-operated of phosphorus is reduced again, when soil moisture content is higher, liquid phase of soil waterpower connects
Continuous property increases, and the diffusion coefficient of phosphorus also increases.The relation of moisture content is into power function relationship in diffusion coefficient and soil.
（3）Water soluble polymer combination material all has the calcium ions and magnesium ions knot in certain ion exchange property, with soil
After conjunction, it is replaceable go out potassium ion etc., form the polymeric membrane of ionomer, protection is risen to the water-soluble phosphorus in water-soluble polymers
Effect, has been reduced or avoided water-soluble phosphorus and has been cured or precipitates.
（4）A kind of egg white shape colloid aqueous solution is formed after the dissolving of polymeric composition matter, it is a kind of bionical material to fall within.
Because nature biotechnology has very well on the vertical plane for the colloid aqueous solution that the influence for overcoming gravity all make use of itself to generate
Tack, while can effectively be spread under concentration gradient driving again, so as to meet the biological need to the conduction of various nutrients
Ask.
Specific embodiment
The present invention is described in more detail with reference to several groups of embodiments, certainly, is below illustrated not to the present invention
Limitation, the present invention is also not limited to following citing.Those skilled in the art in essential scope of the invention,
Change, remodeling, addition or the replacement made, should also belong to protection scope of the present invention.
Embodiment 1
Prepare fertilizer synergistic agent of the invention
Agar powder 10%, allyl acrylate 30%, modified polyacrylic acid potassium 30%, non-ionic polyacrylamide 30%.Each component
100 kilograms of feeding gross weight according to the above ratio, be placed in double helix taper dry powder blender stir mixing 25 minutes can packaging,
Can be used after the assay was approved.
Embodiment 2
Prepare fertilizer synergistic agent of the invention
Agar powder 20%, allyl acrylate 20%, modified polyacrylic acid potassium 30%, non-ionic polyacrylamide 30%.Each component
100 kilograms of feeding gross weight according to the above ratio, be placed in double helix taper dry powder blender stir mixing 25 minutes can packaging,
Can be used after the assay was approved.
Embodiment 3
Prepare fertilizer synergistic agent of the invention
Agar powder 20%, allyl acrylate 30%, modified polyacrylic acid potassium 20%, non-ionic polyacrylamide 30%.Each component
100 kilograms of feeding gross weight according to the above ratio, be placed in double helix taper dry powder blender stir mixing 25 minutes can packaging,
Can be used after the assay was approved.
Embodiment 4
Effect of the fertilizer synergistic agent of the invention to plant growth carries out contrast test.
Choose one piece of normal growth wheat paddock area be about 200 mu, wheat paddock is divided into four groups, be divided into No. 1, No. 2,3
Number, No. 4 fields, respectively using common agricultural fertilizer, wherein, No. 1, No. 2, No. 3 fields fertilising when respectively at embodiment 1, embodiment
2nd, weight ratio is combined in the chemical fertilizer fertilizer synergist by specification of embodiment 3, is then applied, and after after wheat output, compares the product of wheat
Amount.
Result is as shown in the table：
| Yield | |
| No. 1 field | 300kg |
| No. 2 fields | 301kg |
| No. 3 fields | 297kg |
| No. 4 fields | 236kg |
Drawn by upper table, after adding this fertilizer synergist, chemical fertilizer efficiency is significantly improved, reason is experimental group wheat yield apparently higher than right
According to group.
Although the present invention is disclosed as above with embodiment, it is not limited to protection scope of the present invention, any ripe
Those skilled in the art is known, in the change and retouching done without departing from the spirit and scope of the invention, this hair all should be belonged to
The protection domain of bright appended claims.
Claims (7)
1. a kind of water soluble polymer synergist for chemical fertilizer, it is characterised in that be made up of the raw material of following ingredients：Agar
Powder, non-ionic polyacrylamide, modified polyacrylic acid potassium, allyl acrylate.
2. a kind of water soluble polymer synergist for chemical fertilizer according to claim 1, it is characterised in that also contain boron
Sour potassium, boric acid, Salzburg vitriol etc..
3. a kind of water soluble polymer synergist for chemical fertilizer according to claim 1, it is characterised in that by weight
Number meter, agar powder 10%~20%, non-ionic polyacrylamide 20%~30%, modified polyacrylic acid potassium are constituted by following raw material
20%~30%, allyl acrylate 20%~30%.
4. a kind of water soluble polymer synergist for chemical fertilizer according to claim 1, it is characterised in that by weight
Number meter, preferably constitutes agar powder 18%, non-ionic polyacrylamide 27%, modified polyacrylic acid potassium 26%, propylene by following raw material
Allyl propionate 29%.
5. a kind of water soluble polymer synergist for chemical fertilizer according to claim 1, it is characterised in that preparation method
Specific operation process is as follows：Each raw material is weighed by weight percentage, and the material that will be weighed is mixed using dry powder blend method.
6. a kind of water soluble polymer synergist for chemical fertilizer according to claim 1, it is characterised in that application process
For：By water soluble polymer synergist and chemical fertilizer by weight 1 during fertilising：4~1：19 mix, and then apply；Or in chemical fertilizer life
Produce addition 5%~20% in process（Weight ratio）Water soluble polymer synergist carry out granulation and be made.
7. a kind of water soluble polymer synergist for chemical fertilizer according to claim 6, it is characterised in that the chemical fertilizer
Add when being used in combination with water solubility synergist of the invention or in common chemical fertilizer process of manufacture and granulate, the water-soluble high score
Sub- synergy agent content is 10%（Percentage by weight）, by water soluble polymer synergist directly with common mixed fertilizer, composite chemical fertilizer
It is well mixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611268040.XA CN106748238A (en) | 2016-12-31 | 2016-12-31 | A kind of water soluble polymer synergist for chemical fertilizer and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611268040.XA CN106748238A (en) | 2016-12-31 | 2016-12-31 | A kind of water soluble polymer synergist for chemical fertilizer and preparation method thereof |
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| Publication Number | Publication Date |
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| CN106748238A true CN106748238A (en) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611268040.XA Pending CN106748238A (en) | 2016-12-31 | 2016-12-31 | A kind of water soluble polymer synergist for chemical fertilizer and preparation method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1468890A1 (en) * | 1986-07-11 | 1989-03-30 | Институт общей и неорганической химии АН БССР | Method of producing granulated potassium chloride |
| CN102515959A (en) * | 2011-12-23 | 2012-06-27 | 北京瑞泰丰商务有限公司 | Water-soluble polymer synergist used for fertilizers, its preparation method and application |
-
2016
- 2016-12-31 CN CN201611268040.XA patent/CN106748238A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1468890A1 (en) * | 1986-07-11 | 1989-03-30 | Институт общей и неорганической химии АН БССР | Method of producing granulated potassium chloride |
| CN102515959A (en) * | 2011-12-23 | 2012-06-27 | 北京瑞泰丰商务有限公司 | Water-soluble polymer synergist used for fertilizers, its preparation method and application |
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Application publication date: 20170531 |
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