CN106800460A - Fertilizer synergist containing middle trace element and preparation method thereof - Google Patents
Fertilizer synergist containing middle trace element and preparation method thereof Download PDFInfo
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- CN106800460A CN106800460A CN201710025064.0A CN201710025064A CN106800460A CN 106800460 A CN106800460 A CN 106800460A CN 201710025064 A CN201710025064 A CN 201710025064A CN 106800460 A CN106800460 A CN 106800460A
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- trace element
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- urea
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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
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Fertilizers (AREA)
Abstract
The builder product prepared the invention discloses a kind of fertilizer synergist preparation method containing middle trace element and using the method, its method is using by urea melting, then organic sequestering agent and middle trace element are added in fusing urea successively, organic matter is chelated trace element in oxidation state.Overall preparation process can use existing compound fertilizer production equipment, production with compound fertilizer is carried out simultaneously, in the case where not increasing external equipment, not producing waste discharge, directly obtain the increment urea of the middle micro- and water-soluble organic matter with high content Chelating state, without equipment addition and improvement cost, production process no waste discharge, low cost.
Description
Technical field
The present invention relates to fertilizer additive technical field, more particularly to a kind of fertilizer synergist containing middle trace element and its
Preparation method.
Background technology
In China's agricultural planting, high concentration macroelement fertilizer is applied due to excessive, gently apply secondary and micro-element fertilizers, and
The application of organic fertilizer relatively lags behind, and the negative effect brought is that the trace element that crops take away from soil is also continuously increased,
The middle trace element in soil matrix is caused constantly to reduce.And middle trace element is component and the activation of many enzymes in plant
Agent, its loss has had a strong impact on the sustainable development of agricultural and the good quality and high output of crops；Therefore it is more and more to tend to big
Trace element in supplement is aided in secondary element fertilizer, to alleviate the problem of Trace Elements in Soil loss.And middle trace element
Addition is traditionally used and middle trace element is added in composite fertilizer (such as urea composite fertilizer) as additive or direct mostly
It is administered in soil；And wherein, as additive added to after in composite fertilizer, inorganic ion is easily and phosphoric acid for middle trace element
Root reaction generation indissoluble thing；And inorganic ion is easily cured by the soil in being directly applied to soil, it is difficult to be absorbed by crops, very
Soil hardening can be extremely caused, is unfavorable for the sustainable development of agricultural.
In order to trace element uses chelating agent as additive and the deficiency of administration, generally by middle micro- chela in alleviating
Used after conjunction, common chelating agent has EDTA, amino acid, diethyl pentetic acid, sugar alcohol etc..It is micro with by chelating agent
The metal ion of element forms the complex of ring-type, lifts the dissolubility and holding capacity of trace element.But by chela
When mixture prepares the fertilizer containing trace element, chelation step is complicated, and chelates the special equipment of technique needs, production process
More or less have waste gas, waste water to exclude, pollute environment.The micro unit of crop that such as CN201110232328.2 patents are represented
The conventional method process of plain organic chelate fertilizer, by urea, citric acid, ZnSO4, borax, ammonium molybdate, CuSO4、FeSO4、MnSO4With
Vitamin sequentially adds to be added after stirring and dissolving mixing in reactor carries out chelatropic reaction, adds titanium elements and is had neither part nor lot in remaining
There is chelatropic reaction again in the vitamin of chelatropic reaction, urea, citric acid, add KOH, ammoniacal liquor and neopelex to adjust
Section is stirred evenly, and becomes finished product.As can be seen that the chelating production stage of middle trace element must individually carry out (original from preparation process
Because being that every kind of element needs chelating once, then could mix, it is impossible to which multiple element is in same reactor in same time chela
Close), it is impossible to application is directly produced, and also production process is complicated, increases equipment investment.
The content of the invention
It is a primary object of the present invention to provide a kind of fertilizer synergist containing middle trace element and preparation method thereof, it is intended to
Avoid preventing middle trace element with phosphate radical reaction generation slightly solubility material and the influence effect that is cured by the soil, and simplified point
The technical process of secondary complexing.
To achieve the above object, the preparation method of the fertilizer synergist containing middle trace element that the present invention is provided, including：
Obtain urea, organic sequestering agent and middle trace element oxides raw material；
By after urea melting in reactor, adjustment temperature is to 97~130 DEG C；
Organic sequestering agent is added in reactor, uniform mixing；
To fully being reacted after trace element oxides in being added in reactor.
The present invention further also proposes the fertilizer synergist containing middle trace element directly prepared using the above method
Product.
Above-mentioned fertilizer synergist preparation process of the invention, technical staff can by the use of urea molten tank as reactor,
The middle trace element of oxidation state will be chelated after urea melting using organic sequestering agent, can also be after when more multicomponent is supplemented needing
Continuous addition phosphorus, potassium element, auxiliary material etc. are mixed, granulation.Overall preparation process can be produced using existing compound fertilizer
Equipment, the production with compound fertilizer is carried out simultaneously, in the case where not increasing external equipment, not producing waste discharge, directly
It is raw without equipment addition and improvement cost to the increment urea of the middle micro- and water-soluble organic matter with high content Chelating state
Product process no waste discharge, low cost；And after synergist use, can effectively prevent middle trace element from being reacted with phosphate radical
Generation slightly solubility material, and be cured by the soil, be conducive to plant absorption, improve yield, improving quality.
Specific embodiment
The realization of the object of the invention, functional characteristics and advantage will be described further in conjunction with the embodiments.It should be appreciated that this
The described specific embodiment in place is only used to explain the present invention, is not intended to limit the present invention.
The present invention provides a kind of preparation method of the fertilizer synergist containing middle trace element, comprises the following steps：
S10, by after urea melting in reactor, adjustment temperature is to 97~130 DEG C；
S20, organic sequestering agent is added in reactor, uniform mixing；
S30, fully reacts to trace element oxides in being added in reactor, and discharging is micro unit in of the invention containing
The fertilizer synergist of element.
Above-mentioned fertilizer synergist of the invention first by urea melting, and keeps urea melting state in preparation process.So
Organic sequestering agent and middle trace element are added in urea again successively afterwards, will chelated using organic matter under urea melting environment
Trace element in oxidation state, can effectively prevent middle trace element from consolidating with phosphate radical reaction generation slightly solubility material and by soil
The deficiency of change.
Wherein, biochemical fulvic acid, amino acid powder, citric acid, marine alga can be selected from above-mentioned used organic sequestering agent
One or more are selected in acid, amino acid fermentation waste liquid；It is preferred that using biochemical fulvic acid and the citric acid mixing of both.It is raw
Change in fulvic acid and citric acid both organic structures, total amino acid and carboxyl, hydroxyl isoreactivity group content are higher, have again
Oxygen-containing functional group；In addition to for the coordinating group chelated with minor metallic element, can also same phosphorus element on other sites
Generation chelatropic reaction, so that formed with molecule intermediary carrier, while coordinating to promote micro- the dividing in preparation process with phosphorus
Son shielding, not only avoid trace element causes to be passivated inactivation each other with the directly contact of phosphorus, and serves positive putting down
Weighing apparatus is acted on, so as to improve both utilization rates.
Simultaneously based on trace element chelated rate in the raw material dosage of trace element, lifting in reducing during the implementation
Conception, wherein, middle trace element is carried out using the form of oxide form rather than soluble inorganic salt, according to element in the present invention
The demand of supplement, using one or more in magnesia, zinc oxide, calcium oxide, iron oxide.And in further preparation process
The amount of each material can be used according to urea：Organic sequestering agent：The weight ratio of middle trace element oxides is 40~85：10~
25：15~35 compositions and material quantity are than carrying out the addition of each material.
And in order to further lift the quality of generation product, step S10 adjusts anti-after high temperature is by urea melting, then
Answer the temperature of system to 97~130 DEG C, both can guarantee that urea melting state, can also avoid or reduce fusing urea in high temperature
Lower releasing NH3And the amount of biuret compounds generation.Simultaneously in the step of subsequent production and preparation, in order to micro in ensureing
Element oxide can be combined more fully under fusing urea environment with organic sequestering agent, the reaction time control of step S30
10~40min.Finally after the completion of above-mentioned preparation process, the product of discharging only needs natural cooling, crushes.And so
The chelating ratio containing the content of organic matter and trace element in micro- synergist in urea fertilizer for preparing can be relatively more
Lifting, without with transformation production equipment under, it is middle trace element addition chelating process disposably complete, compared to existing
Every kind of element need the mode for chelating respectively, procedure is eased.
In above-mentioned fertilizer synergist preparation process of the invention, technical staff can be by the use of urea molten tank as reaction
Kettle, will chelate the middle trace element of oxidation state using organic sequestering agent after urea melting, need when more multicomponent is supplemented also
Addition phosphorus, potassium element, auxiliary material etc. can be continued to mix, granulate.Overall preparation process can use existing compound fertilizer
Production equipment, the production with compound fertilizer is carried out simultaneously, in the case where not increasing external equipment, not producing waste discharge, directly
The increment urea for obtaining the middle micro- and water-soluble organic matter with high content Chelating state is connect, is added and is transformed into without equipment
This, production process no waste discharge, low cost；And after synergist use, can effectively prevent middle trace element and phosphoric acid
Root reaction generation slightly solubility material, and be cured by the soil, be conducive to plant absorption, improve yield, improving quality.
The present invention also proposes that a kind of directly preparation by above-mentioned preparation method is obtained on the basis of above-mentioned implementation method, further
The fertilizer synergist product containing middle trace element for obtaining.The fertilizer synergistic containing middle trace element prepared using the above method
Agent product, the increment urea in composition with micro- and water-soluble organic matter in high content Chelating state, the benefit of middle trace element
Fill effect more excellent.
To make the understanding and implementation of preparation process details more conducively those skilled in the art of the above method of the present invention, and
The quality and progressive effect of synergist prepared by prominent this case, the above to this case is carried out below by way of specific embodiment
It is illustrated.
Embodiment 1
In the present embodiment 1, the fertilizer synergist containing middle trace element of the invention is prepared in accordance with the following steps：
S00, raw material is obtained according to following weight ratio：40 parts of urea, 10 parts of biochemical fulvic acid, 15 parts of zinc oxide；
S10, urea is put into after heating melting in fusion tank, then temperature is adjusted to 115 DEG C；
S20, biochemical fulvic acid is added in fusion tank, stirs 1min；
S30, zinc oxide is added in fusion tank, stirs 15min；Discharge again, cool down, crush.
Embodiment 2
In the present embodiment 2, the fertilizer synergist containing middle trace element of the invention is prepared in accordance with the following steps：
S00, raw material is obtained according to following weight ratio：85 parts of urea, 10 parts of biochemical fulvic acid, 15 parts of citric acid, oxygen
Change 15 parts of zinc, 20 parts of magnesia；
S10, urea is put into after heating melting in fusion tank, then temperature is adjusted to 105 DEG C；
S20, biochemical fulvic acid and citric acid are added in fusion tank simultaneously, stir 1min；
S30, zinc oxide and magnesia are added in fusion tank, stir 20min；Discharge again, cool down, crush.
Embodiment 3
In the present embodiment 3, the fertilizer synergist containing middle trace element of the invention is prepared in accordance with the following steps：
S00, raw material is obtained according to following weight ratio：60 parts of urea, 10 parts of alginic acid, 15 parts of citric acid, iron oxide
10 parts, 10 parts of magnesia, 10 parts of zinc oxide；
S10, urea is put into after heating melting in fusion tank, then temperature is adjusted to 97 DEG C；
S20, alginic acid and citric acid are added in fusion tank, stir 1min；
S30, iron oxide, zinc oxide and magnesia are added in fusion tank, stir 40min；Discharge again, cool down, crush
.
Embodiment 4
In the present embodiment 4, the fertilizer synergist containing middle trace element of the invention is prepared in accordance with the following steps：
S00, raw material is obtained according to following weight ratio：50 parts of urea, 10 parts of plant type composite aminophenol powder, biochemical Huang
Rotten 10 parts of acid, 10 parts of magnesia, 5 parts of zinc oxide, 5 parts of calcium oxide, 5 parts of iron oxide；Wherein, plant type composite aminophenol powder is into
Ripe commercially available prod, can directly be commercially available, using 18 kinds of types of composite dosage form in this example.
S10, urea is put into after heating melting in fusion tank, then temperature is adjusted to 130 DEG C；
S20, plant type composite aminophenol powder and biochemical fulvic acid are added in fusion tank simultaneously, stir 2min；
S30, magnesia, zinc oxide, calcium oxide and iron oxide are added in fusion tank, stir 15min；Discharge again, it is cold
But, crush.
Embodiment 5
In the present embodiment 5, the fertilizer synergist containing middle trace element of the invention is prepared in accordance with the following steps：
S00, raw material is obtained according to following weight ratio：70 parts of urea, 8 parts of biochemical fulvic acid, 8 parts of citric acid, marine alga
5 parts of acid, 3 parts of valine powder, 5 parts of magnesia, 5 parts of zinc oxide, 5 parts of calcium oxide, 5 parts of iron oxide.
S10, urea is put into after heating melting in fusion tank, then temperature is adjusted to 110 DEG C；
S20, biochemical fulvic acid, citric acid, alginic acid, valine powder are added in fusion tank simultaneously, stir 2min；
S30, magnesia, zinc oxide, calcium oxide and iron oxide are added in fusion tank, stir 25min；Discharge again, it is cold
But, crush.
Sample is extracted to fertilizer synergist prepared by the various embodiments described above to test, fertilizer synergist in the result of inspection
, up to 20%~40%, middle micro- complexing rate is up to 15%~30% for the contained water miscible content of organic matter.Substantially
On it is suitable with the micro- chelation percent obtained by the mode that the substep of trace element in existing fertilizer preparation process is complexed,
And during preparation be it is disposable complete, the time of preparation process substantially shortens；Meanwhile, using compound fertilizer production equipment
In urea molten tank can carry out, can in the lump be carried out with composite heat transfer process, without addition or reforming equipment, without will
The discarded object of discharge is produced, and is very suitable for commercial Application.
The preferred embodiments of the present invention are these are only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, is included within the scope of the present invention.
Claims (9)
1. it is a kind of containing it is middle trace element fertilizer synergist preparation method, it is characterised in that including：
Obtain urea, organic sequestering agent and middle trace element oxides raw material；
By after urea melting in reactor, adjustment temperature is to 97~130 DEG C；
Organic sequestering agent is added in reactor, uniform mixing；
To fully being reacted after trace element oxides in being added in reactor.
2. as claimed in claim 1 containing the preparation method of middle micro- fertilizer synergist, it is characterised in that described organic
Chelating agent is selected from one or more in biochemical fulvic acid, amino acid powder, citric acid, alginic acid and amino acid fermentation waste liquid.
3. as claimed in claim 2 containing the preparation method of middle micro- fertilizer synergist, it is characterised in that described organic
The mixing of the preferred biochemical fulvic acid of chelating agent and citric acid.
4. the preparation method of the fertilizer synergist containing middle trace element as described in any one of claims 1 to 3, its feature exists
In the middle trace element oxides include one or more in magnesia, zinc oxide, calcium oxide, iron oxide.
5. the preparation method of the fertilizer synergist containing middle trace element as described in any one of claims 1 to 3, its feature exists
In, in the acquisition urea, organic sequestering agent and middle trace element oxides raw material stage, the urea：Organic sequestering agent：In
The weight ratio of trace element oxides is 40~85：10~25：15~35.
6. as claimed in claim 4 containing the preparation method of middle micro- fertilizer synergist, it is characterised in that obtain described
In urea, organic sequestering agent and middle trace element oxides raw material stage, the urea：Organic sequestering agent：Middle micro- oxygen
The weight ratio of compound is 40~85：10~25：15~35.
7. the preparation method of the fertilizer synergist containing middle trace element as described in any one of claims 1 to 3, its feature exists
In, in the step of fully reaction after trace element oxides in being added in the reactor, reaction time control 10~
40min。
8. as claimed in claim 4 containing the preparation method of middle micro- fertilizer synergist, it is characterised in that to described anti-
In the step of answering in adding in kettle after trace element oxides fully reaction, the reaction time controls 10~40min.
9. it is a kind of containing middle micro- fertilizer synergist, it is characterised in that containing according to any one of claim 1 to 8
It is prepared by the preparation method of the fertilizer synergist of middle trace element.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083893A (en) * | 2017-12-07 | 2018-05-29 | 深圳市芭田生态工程股份有限公司 | Improve the fertilizer synergist and New-type Anti-drought Fertilizer of drought-resistant ability |
| CN109748637A (en) * | 2017-11-02 | 2019-05-14 | 单维民 | A kind of chelating agent that phosphorus can be promoted mobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891549A (en) * | 2010-07-19 | 2010-11-24 | 常玉 | Fulvic acid chelated nano element synergistic urea and preparation method thereof |
| CN102617215A (en) * | 2012-03-30 | 2012-08-01 | 常熟市海虞茶叶有限公司 | Production and application method for tobacco-specific fertilizer |
| CN102701871A (en) * | 2012-06-28 | 2012-10-03 | 孟庆华 | Method for producing liquid complexing fertilizer containing nickel |
| CN103804092A (en) * | 2014-02-24 | 2014-05-21 | 华强化工集团股份有限公司 | Special fertilizer for sugarcane and preparation method of fertilizer |
-
2017
- 2017-01-13 CN CN201710025064.0A patent/CN106800460A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101891549A (en) * | 2010-07-19 | 2010-11-24 | 常玉 | Fulvic acid chelated nano element synergistic urea and preparation method thereof |
| CN102617215A (en) * | 2012-03-30 | 2012-08-01 | 常熟市海虞茶叶有限公司 | Production and application method for tobacco-specific fertilizer |
| CN102701871A (en) * | 2012-06-28 | 2012-10-03 | 孟庆华 | Method for producing liquid complexing fertilizer containing nickel |
| CN103804092A (en) * | 2014-02-24 | 2014-05-21 | 华强化工集团股份有限公司 | Special fertilizer for sugarcane and preparation method of fertilizer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109748637A (en) * | 2017-11-02 | 2019-05-14 | 单维民 | A kind of chelating agent that phosphorus can be promoted mobile |
| CN108083893A (en) * | 2017-12-07 | 2018-05-29 | 深圳市芭田生态工程股份有限公司 | Improve the fertilizer synergist and New-type Anti-drought Fertilizer of drought-resistant ability |
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Application publication date: 20170606 |