CN107805161A - A kind of Water soluble fertilizer and preparation method thereof - Google Patents
A kind of Water soluble fertilizer and preparation method thereof Download PDFInfo
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- CN107805161A CN107805161A CN201711031209.4A CN201711031209A CN107805161A CN 107805161 A CN107805161 A CN 107805161A CN 201711031209 A CN201711031209 A CN 201711031209A CN 107805161 A CN107805161 A CN 107805161A
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- parts
- water soluble
- soluble fertilizer
- starch
- fertilizer
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
- C05B1/02—Superphosphates
-
- 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
-
- 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
- C05G3/80—Soil conditioners
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
- Fertilizers (AREA)
Abstract
Crop fertilizer field of the present invention, more particularly to a kind of Water soluble fertilizer and preparation method thereof, including following raw material：20 30 parts of composite fertilizer, 5 10 parts of carragheen, 15 parts of chitosan, 38 parts of poly- propionamide, 5 10 parts of rectorite, 10 20 parts of starch, 0.1 0.5 parts of foaming agent, 0.3 0.8 parts of gel；Wherein, the starch is porous-starch, and aperture is 1 10 μm, and porosity is 80 95%, and Water soluble fertilizer can irrigate together with water, after single fertilization, nutritional ingredient On The Drug Release, to reach slow release effect, beneficial to the growth of crops, and improves the utilization rate of fertilizer efficiency.
Description
Technical field
Crop fertilizer field of the present invention, more particularly to a kind of Water soluble fertilizer and preparation method thereof.
Background technology
Water soluble fertilizer is a kind of water-soluble polyelement composite fertilizer, is a kind of new-type fertilizer of rising in recent years, and it can be fast
Speed is dissolved in the water, it is easier to is absorbed by crops, and absorption rate is of a relatively high, realizes water-fertilizer integral, reaches
Water-saving saves the effect of fertile saving of labor.
China greatly develops modern agriculture at present, increasing to the demand of new-type fertilizer, and requires also more and more higher
It is Liquid Fertilizer that current Water soluble fertilizer is most of, and solid Water soluble fertilizer is fewer, though solid Water soluble fertilizer can be rapidly dissolved in water, is made
Thing is not that the fertilizer efficiency for making fertilizer quickly cannot be utilized sufficiently to its absorption rate.Though other solid Water soluble fertilizer contains
There is sufficient N P and K, but lack trace element necessary to plant growth.Furthermore the trace element added in Water soluble fertilizer is mostly
Compound, and supply is limited, causes Water soluble fertilizer on the high side, serious mistake have impact on the popularization of Water soluble fertilizer.
The content of the invention
In order to solve the above-mentioned technical problem the present invention provides a kind of Water soluble fertilizer and preparation method thereof, its Water soluble fertilizer can be effective
Dispersing and dissolving in water, suitable for water-fertilizer integral requirement, while can also improve the phenomenon of soil hardening, be given birth to beneficial to crops
It is long.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of Water soluble fertilizer, including following raw material：It is multiple
Hefei 20-30 parts, carragheen 5-10 parts, chitosan 1-5 parts, poly- propionamide 3-8 parts, rectorite 5-10 parts, starch 10-20 parts,
Foaming agent 0.1-0.5 parts, gel 0.3-0.8 parts；
Wherein, the starch is porous-starch, and aperture is 1-10 μm, porosity 80-95%.
Preferably, the gel is tetraethyl orthosilicate or polyethylene glycol oxide.
Preferably, the foaming agent be azodicarbonamide, 4,4 '-OBSH, unifor, 4,
One or more of mixtures in 4 '-disulfonyl hydrazide, dinitrosopentamethylene tetramine.
Preferably, the composite fertilizer be urea, calcium superphosphate, double superhosphate, potassium dihydrogen phosphate, potassium nitrate, potassium chloride,
At least two mixture in potassium sulfate.
The present invention provides a kind of preparation method of Water soluble fertilizer, comprises the following steps：
A, in parts by weight, rectorite 5-10 parts are ground to 800-1000 mesh with grinder, enter behavior micronization processes, treat
With；
B, the rectorite for grinding to obtain in step A and composite fertilizer's 20-30 parts and starch 10-20 parts are stirred and evenly mixed, obtained
To mixture；
C, by the mixture obtained in step B and carragheen 5-10 parts, chitosan 1-5 parts, poly- propionamide 3-8 parts and gel
Agent 0.3-0.8 parts are mixed, and are added in reactor and reacted, and obtain Water soluble fertilizer Primary product；
D, added in high pressure homogenizer in step C and obtain Water soluble fertilizer Primary product and foaming agent 0.1-0.5 parts, its high pressure
Homogenizer pressure is arranged to 100-200MPa, and temperature control reacts 10-30min, obtain Water soluble fertilizer at 50-80 DEG C；
E, the Water soluble fertilizer obtained in step D is dried, crushing packing produces this product.
Preferably, in stepb, the mixing time control is in 30-50min.
Preferably, in step C, the stir speed (S.S.) control is in 50-100rpm.
Preferably, in step C, temperature control is at 100-200 DEG C in the reactor.
Preferably, in step C, reaction time control is in 30-60min in the reactor.
The beneficial effects of the invention are as follows：Water soluble fertilizer of the present invention can effectively dispersing and dissolving be in water, suitable for liquid manure one
Change and require, while can also improve the phenomenon of soil hardening, beneficial to crop growth.
Embodiment
The principles and features of the present invention are described below, and the given examples are served only to explain the present invention, is not intended to limit
Determine the scope of the present invention.
Embodiment 1
A, rectorite 5kg is ground to 800 mesh with grinder, enters behavior micronization processes, it is stand-by；
B, the rectorite for grinding to obtain in step A and composite fertilizer 20kg and starch 10kg are stirred and evenly mixed, mixing time
Control in 30min, obtain mixture, starch is porous-starch, and aperture is 1 μm, and porosity 80%, composite fertilizer is urea, mistake
Calcium phosphate, double superhosphate, potassium dihydrogen phosphate, potassium nitrate, potassium chloride, potassium sulfate in mass ratio 1:1：1：1:1:1:1 mixing
Mixture；
C, by the mixture obtained in step B and carragheen 5kg, chitosan 1kg, poly- propionamide 3kg and polyethylene glycol oxide
0.3kg is mixed, and stir speed (S.S.) is controlled in 50rpm, and is added in reactor and reacted, and temperature control exists in reactor
100 DEG C, the reaction time is controlled in 30min, obtains Water soluble fertilizer Primary product；
D, added in high pressure homogenizer in step C and obtain Water soluble fertilizer Primary product and unifor 0.1kg, it is high
Pressure homogenizer pressure is arranged to 100MPa, and temperature control reacts 10min, obtain Water soluble fertilizer at 50 DEG C；
E, the Water soluble fertilizer obtained in step D is dried, crushing packing produces this product.
Embodiment 2
A, rectorite 8kg is ground to 900 mesh with grinder, enters behavior micronization processes, it is stand-by；
B, the rectorite for grinding to obtain in step A and composite fertilizer 25kg and starch 15kg are stirred and evenly mixed, mixing time
Control in 40min, obtain mixture, starch is porous-starch, and aperture is 5 μm, and porosity 88%, composite fertilizer is urea, mistake
Calcium phosphate, double superhosphate, potassium dihydrogen phosphate, potassium nitrate, potassium chloride, potassium sulfate in mass ratio 1:1：1：1:1:1:1 mixing
Mixture；
C, by the mixture obtained in step B and carragheen 8kg, chitosan 3kg, poly- propionamide 5kg and tetraethyl orthosilicate
0.5kg is mixed, and stir speed (S.S.) is controlled in 80rpm, and is added in reactor and reacted, and temperature control exists in reactor
150 DEG C, the reaction time is controlled in 50min, obtains Water soluble fertilizer Primary product；
D, added in high pressure homogenizer in step C and obtain Water soluble fertilizer Primary product and 4,4 '-disulfonyl hydrazide 0.3kg, its
High pressure homogenizer pressure is arranged to 150MPa, and temperature control reacts 20min, obtain Water soluble fertilizer at 60 DEG C；
E, the Water soluble fertilizer obtained in step D is dried, crushing packing produces this product.
Embodiment 3
A, rectorite 10kg is ground to 1000 mesh with grinder, enters behavior micronization processes, it is stand-by；
B, the rectorite for grinding to obtain in step A and composite fertilizer 30kg and starch 20kg are stirred and evenly mixed, mixing time
Control in 50min, obtain mixture, starch is porous-starch, and aperture is 10 μm, and porosity 95%, composite fertilizer is urea, mistake
Calcium phosphate, double superhosphate, potassium dihydrogen phosphate, potassium nitrate, potassium chloride, potassium sulfate in mass ratio 1:1：1：1:1:1:1 mixing
Mixture；
C, by the mixture obtained in step B and carragheen 10kg, chitosan 5kg, poly- propionamide 8kg and gel for just
Silester or polyethylene glycol oxide 0.8kg are mixed, and stir speed (S.S.) is controlled in 100rpm, and are added anti-in reactor
Should, at 200 DEG C, the reaction time controls in 60min temperature control, obtains Water soluble fertilizer Primary product in reactor；
D, added in high pressure homogenizer in step C and obtain Water soluble fertilizer Primary product and dinitrosopentamethylene tetramine
0.5kg, its high pressure homogenizer pressure are arranged to 200MPa, and temperature control reacts 30min, obtain Water soluble fertilizer at 80 DEG C；
E, the Water soluble fertilizer obtained in step D is dried, crushing packing produces this product.
Comparative example 1
A, rectorite 3kg is ground to 500 mesh with grinder, enters behavior micronization processes, it is stand-by；
B, the rectorite for grinding to obtain in step A and composite fertilizer 10kg and starch 5kg are stirred and evenly mixed, mixing time control
Make in 10min, obtain mixture, starch is porous-starch, and aperture is 0.5 μm, and porosity 70%, composite fertilizer is urea, mistake
Calcium phosphate, double superhosphate, potassium dihydrogen phosphate, potassium nitrate, potassium chloride, potassium sulfate in mass ratio 1:1：1：1:1:1:1 mixing
Mixture；
C, by the mixture obtained in step B and carragheen 3kg, chitosan 0.5kg, poly- propionamide 1kg and polyoxyethylene
Alkene 0.1kg is mixed, and stir speed (S.S.) is controlled in 30rpm, and is added in reactor and reacted, and temperature control exists in reactor
50 DEG C, the reaction time is controlled in 10min, obtains Water soluble fertilizer Primary product；
D, added in high pressure homogenizer in step C and obtain Water soluble fertilizer Primary product and azodicarbonamide 0.05kg, its
High pressure homogenizer pressure is arranged to 50MPa, and temperature control reacts 5min, obtain Water soluble fertilizer at 30 DEG C；
E, the Water soluble fertilizer obtained in step D is dried, crushing packing produces this product.
Comparative example 2
A, rectorite 15kg is ground to 1200 mesh with grinder, enters behavior micronization processes, it is stand-by；
B, the rectorite for grinding to obtain in step A and composite fertilizer 40kg and starch 30kg are stirred and evenly mixed, mixing time
Control in 60min, obtain mixture, starch is porous-starch, and aperture is 20 μm, and porosity 99%, composite fertilizer is urea, mistake
Calcium phosphate, double superhosphate, potassium dihydrogen phosphate, potassium nitrate, potassium chloride, potassium sulfate in mass ratio 1:1：1：1:1:1:1 mixing
Mixture；
C, by the mixture obtained in step B and carragheen 20kg, chitosan 10kg, poly- propionamide 10kg and polyoxyethylene
Alkene 1kg is mixed, and stir speed (S.S.) is controlled in 200rpm, and is added in reactor and reacted, and temperature control exists in reactor
300 DEG C, the reaction time is controlled in 70min, obtains Water soluble fertilizer Primary product；
D, added in high pressure homogenizer in step C and obtain Water soluble fertilizer Primary product and unifor 1kg, its high pressure
Homogenizer pressure is arranged to 300MPa, and temperature control reacts 40min, obtain Water soluble fertilizer at 100 DEG C；
E, the Water soluble fertilizer obtained in step D is dried, crushing packing produces this product.
Its content of obtained Water soluble fertilizer in embodiment and comparative example see the table below one with national standard comparing result,
Table one
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (9)
1. a kind of Water soluble fertilizer, it is characterised in that including following raw material：Composite fertilizer's 20-30 parts, carragheen 5-10 parts, shell
Glycan 1-5 parts, poly- propionamide 3-8 parts, rectorite 5-10 parts, starch 10-20 parts, foaming agent 0.1-0.5 parts, gel 0.3-
0.8 part；
Wherein, the starch is porous-starch, and aperture is 1-10 μm, porosity 80-95%.
2. a kind of Water soluble fertilizer according to claim 1, it is characterised in that the gel is tetraethyl orthosilicate or polyoxyethylene
Alkene.
A kind of 3. Water soluble fertilizer according to claim 1, it is characterised in that the foaming agent be azodicarbonamide, 4,4 '-oxygen
It is one or more of in generation double benzene sulfonyl hydrazide, unifor, 4,4 '-disulfonyl hydrazide, dinitrosopentamethylene tetramines
Mixture.
4. a kind of Water soluble fertilizer according to claim 1, it is characterised in that the composite fertilizer is urea, calcium superphosphate, crosses phosphorus again
At least two mixture in sour calcium, potassium dihydrogen phosphate, potassium nitrate, potassium chloride, potassium sulfate.
5. a kind of preparation method of Water soluble fertilizer, it is characterised in that comprise the following steps：
A, in parts by weight, rectorite 5-10 parts are ground to 800-1000 mesh with grinder, enter behavior micronization processes, it is stand-by；
B, the rectorite for grinding to obtain in step A and composite fertilizer's 20-30 parts and starch 10-20 parts are stirred and evenly mixed, mixed
Compound；
C, by the mixture obtained in step B and carragheen 5-10 parts, chitosan 1-5 parts, poly- propionamide 3-8 parts and gel
0.3-0.8 parts are mixed, and are added in reactor and reacted, and obtain Water soluble fertilizer Primary product；
D, added in high pressure homogenizer in step C and obtain Water soluble fertilizer Primary product and foaming agent 0.1-0.5 parts, its is high-pressure homogeneous
Machine pressure is arranged to 100-200MPa, and temperature control reacts 10-30min, obtain Water soluble fertilizer at 50-80 DEG C；
E, the Water soluble fertilizer obtained in step D is dried, crushing packing produces this product.
6. a kind of Water soluble fertilizer according to claim 5, it is characterised in that in stepb, the mixing time control is in 30-
50min。
7. a kind of Water soluble fertilizer according to claim 5, it is characterised in that in step C, the stir speed (S.S.) control is in 50-
100rpm。
8. a kind of Water soluble fertilizer according to claim 5, it is characterised in that in step C, temperature control exists in the reactor
100-200℃。
A kind of 9. Water soluble fertilizer according to claim 5, it is characterised in that in step C, reaction time control in the reactor
System is in 30-60min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031209.4A CN107805161A (en) | 2017-10-26 | 2017-10-26 | A kind of Water soluble fertilizer and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031209.4A CN107805161A (en) | 2017-10-26 | 2017-10-26 | A kind of Water soluble fertilizer and preparation method thereof |
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| Publication Number | Publication Date |
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| CN107805161A true CN107805161A (en) | 2018-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711031209.4A Withdrawn CN107805161A (en) | 2017-10-26 | 2017-10-26 | A kind of Water soluble fertilizer and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1261869A (en) * | 1998-05-05 | 2000-08-02 | Oms投资公司 | Controlled release fertilizer compositions and processes for preparation thereof |
| CN103848683A (en) * | 2014-02-26 | 2014-06-11 | 成都新柯力化工科技有限公司 | Method for preparing water-soluble fertilizer |
| CN104003803A (en) * | 2014-05-30 | 2014-08-27 | 新疆慧尔农业科技股份有限公司 | Environment-friendly efficient water-soluble fertilizer slow/controlled-release material |
| CN106187494A (en) * | 2016-07-15 | 2016-12-07 | 董向波 | A kind of preparation method of a great number of elements Water soluble fertilizer with effect of taking root |
| CN106748260A (en) * | 2017-01-18 | 2017-05-31 | 成都市四友生物科技有限公司 | A kind of slow-release fertilizer and preparation method thereof, preparation system |
-
2017
- 2017-10-26 CN CN201711031209.4A patent/CN107805161A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1261869A (en) * | 1998-05-05 | 2000-08-02 | Oms投资公司 | Controlled release fertilizer compositions and processes for preparation thereof |
| CN103848683A (en) * | 2014-02-26 | 2014-06-11 | 成都新柯力化工科技有限公司 | Method for preparing water-soluble fertilizer |
| CN104003803A (en) * | 2014-05-30 | 2014-08-27 | 新疆慧尔农业科技股份有限公司 | Environment-friendly efficient water-soluble fertilizer slow/controlled-release material |
| CN106187494A (en) * | 2016-07-15 | 2016-12-07 | 董向波 | A kind of preparation method of a great number of elements Water soluble fertilizer with effect of taking root |
| CN106748260A (en) * | 2017-01-18 | 2017-05-31 | 成都市四友生物科技有限公司 | A kind of slow-release fertilizer and preparation method thereof, preparation system |
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Application publication date: 20180316 |
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