CN106083283A - A kind of containing ureaformaldehyde slow-release potassium fertilizer and preparation method thereof - Google Patents
A kind of containing ureaformaldehyde slow-release potassium fertilizer and preparation method thereof Download PDFInfo
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- CN106083283A CN106083283A CN201610379639.4A CN201610379639A CN106083283A CN 106083283 A CN106083283 A CN 106083283A CN 201610379639 A CN201610379639 A CN 201610379639A CN 106083283 A CN106083283 A CN 106083283A
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- parts
- trace element
- potassium
- fertilizer
- ureaformaldehyde
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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
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C3/00—Fertilisers containing other salts of ammonia or ammonia itself, e.g. gas liquor
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- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Fertilizers (AREA)
Abstract
The present invention relates to a kind of slow-release potassium fertilizer Han ureaformaldehyde, including the component of following parts by weight: ureaformaldehyde 12 parts, 16 18 parts of potassium sulfate potassium powder or 18 19 parts of potassium chloride potassium powder, adjuvant 02 parts, in trace element chelated liquid 12 parts.Further relate to the preparation method of this potash fertilizer.The potash fertilizer that the present invention provides, its fertilizer nutrient is fixed in soil by ureaformaldehyde colloid after being dissolved by moisture, will not be along with water loss when moisture is excessive, extend potassium and middle trace element retention time in soil, the release of nutrient is slowly to be decomposed by the microorganism in soil, is then absorbed by crop root；Simultaneously, comprise trace element chelated liquid during humic acid is formed by chelation with middle trace element inorganic salt, nutrient remains that the Chelating state of plant available exists in soil, significantly improve the plant absorbance to nutrient, improve utilization rate of fertilizer, meet the crop different growth periods demand to nutrient；Possesses efficient, safe and environment-friendly, green characteristic.
Description
Technical field
The present invention relates to technical field of fertilizer production, be specifically related to a kind of containing ureaformaldehyde slow-release potassium fertilizer and preparation side thereof
Method.
Background technology
In recent years, chemical fertilizer sales volume is gradually increasing, but the utilization rate of fertilizer itself is relatively low, nutrient is the most comprehensive.Great majority at present
It is that inorganic salt or the oxide of middle trace element are directly added in nitrogen-phosphorus-potassium compound fertilizer, due to soil containing middle trace element compound fertilizer
The solidification of earth and interionic antagonism, cause middle trace element utilization rate low.
Summary of the invention
The technical problem to be solved is to provide a kind of fertilizer nutrient and slowly discharges, can improve plant to nutrient
Absorbance containing ureaformaldehyde slow-release potassium fertilizer, additionally provide the preparation method of this potash fertilizer.
For solving above-mentioned technical problem, the present invention provides techniques below scheme: a kind of slow-release potassium fertilizer Han ureaformaldehyde, including with
The component of lower parts by weight: ureaformaldehyde 1-2 part, potassium sulfate potassium powder 16-18 part or potassium chloride potassium powder 18-19 part, adjuvant 0-2 part,
In trace element chelated liquid 1-2 part.
On the basis of such scheme, described in trace element chelated liquid concentration be 0.04-0.06kg/L.
On the basis of such scheme, described in trace element chelated liquid and preparation method thereof be: in parts by weight, by 10-
Trace element inorganic salt in 20 parts of humic acid, 12-18 parts, 200 parts of water add in reactors, keep constant temperature 50-80 °, stir into
Row chelatropic reaction for the first time, reacts 1-2 hour；Then adding the aminoacid of 5-10 part, maintain temperature 50-80 °, stirring is carried out
Chelatropic reaction for the second time, 1-2 hour response time, trace element chelated liquid in preparing.
On the basis of such scheme, described middle trace element inorganic salt include magnesium sulfate, calcium nitrate, zinc sulfate, amine borate,
Copper sulfate, ferrous sulfate, manganese sulfate, ammonium molybdate.
A kind of preparation method containing ureaformaldehyde slow-release potassium fertilizer, comprises the following steps:
(1) in parts by weight, by ureaformaldehyde 1-2 part, potassium sulfate potassium powder 16-18 part or potassium chloride potassium powder 18-19 part,
Adjuvant 0-2 part puts into pelletize in comminutor, trace element chelated liquid 1-2 part in simultaneously spraying in granulation process, prepares mixture；
(2) by after (1) gained mixture drying, cooling, deliver in coating machine, spray coated fertilizer, ureaformaldehyde must be contained
Potash fertilizer.
On the basis of such scheme, described in trace element chelated liquid concentration be 0.04-0.06kg/L.
On the basis of such scheme, described in trace element chelated liquid and preparation method thereof be: in parts by weight, by 10-
Trace element inorganic salt in 20 parts of humic acid, 12-18 parts, 200 parts of water add in reactors, keep constant temperature 50-80 °, stir into
Row chelatropic reaction for the first time, reacts 1-2 hour；Then adding the aminoacid of 5-10 part, maintain temperature 50-80 °, stirring is carried out
Chelatropic reaction for the second time, 1-2 hour response time, trace element chelated liquid in preparing.
On the basis of such scheme, described middle trace element inorganic salt include magnesium sulfate, calcium nitrate, zinc sulfate, amine borate,
Copper sulfate, ferrous sulfate, manganese sulfate, ammonium molybdate.
The present invention compared with prior art has the beneficial effect that the potash fertilizer that the present invention provides, and its fertilizer nutrient passes through
Moisture is fixed in soil by ureaformaldehyde colloid after dissolving, when moisture is excessive will not along with water loss, extend potassium and in micro-
Secondary element retention time in soil, the release of nutrient is slowly to be decomposed, then by root of the crop by the microorganism in soil
Portion absorbs；Meanwhile, comprise trace element chelated liquid during humic acid is formed by chelation with middle trace element inorganic salt,
Nutrient remains that the Chelating state of plant available exists in soil, hence it is evident that improves the plant absorbance to nutrient, improves fertilizer
Material utilization rate, meets the crop different growth periods demand to nutrient；Possesses efficient, safe and environment-friendly, green characteristic.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, to the present invention
It is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not used to
Limit the present invention.
Embodiment one:
A kind of slow-release potassium fertilizer Han ureaformaldehyde, including the component of following parts by weight: ureaformaldehyde 1 part, 16 parts of potassium sulfate potassium powder
(or 18 parts of potassium chloride potassium powder), in trace element chelated liquid 1 part.
The preparation method of this potash fertilizer is:
(1) in parts by weight, ureaformaldehyde 1 part, 16 parts of potassium sulfate potassium powder (or 18 parts of potassium chloride potassium powder) are put into and made
Pelletize in grain machine, trace element chelated liquid 1 part in simultaneously spraying in granulation process, prepare mixture；
(2) by after (1) gained mixture drying, cooling, deliver in coating machine, spray coated fertilizer, ureaformaldehyde must be contained
Potash fertilizer.
Embodiment two:
A kind of slow-release potassium fertilizer Han ureaformaldehyde, including the component of following parts by weight: ureaformaldehyde 1.5 parts, potassium sulfate potassium powder 17
Part (or 18.5 parts of potassium chloride potassium powder), adjuvant 1 part, in trace element chelated liquid 1.5 parts.
The preparation method of this potash fertilizer is:
(1) in parts by weight, by ureaformaldehyde 1.5 parts, 17 parts of potassium sulfate potassium powder (or 18.5 parts of potassium chloride potassium powder), auxiliary
Expect 1 part and put into pelletize in comminutor that trace element chelated liquid 1.5 parts in simultaneously spraying in granulation process prepares mixture；
(2) by after (1) gained mixture drying, cooling, deliver in coating machine, spray coated fertilizer, ureaformaldehyde must be contained
Potash fertilizer.
Embodiment three:
A kind of slow-release potassium fertilizer Han ureaformaldehyde, including the component of following parts by weight: ureaformaldehyde 2 parts, 18 parts of potassium sulfate potassium powder
(or 19 parts of potassium chloride potassium powder), adjuvant 2 parts, in trace element chelated liquid 2 parts.
The preparation method of this potash fertilizer is:
(1) in parts by weight, by ureaformaldehyde 2 parts, 18 parts of potassium sulfate potassium powder (or 19 parts of potassium chloride potassium powder), adjuvant 2
Part puts into pelletize in comminutor, trace element chelated liquid 2 parts in simultaneously spraying in granulation process, prepares mixture；
(2) by after (1) gained mixture drying, cooling, deliver in coating machine, spray coated fertilizer, ureaformaldehyde must be contained
Potash fertilizer.
Wherein, in three embodiments, trace element chelated liquid concentration can be 0.04 or 0.05 or 0.06kg/L.Three
In in individual embodiment, trace element chelated liquid and preparation method thereof is:
Preparation method one: in parts by weight, by 10 parts of humic acid, trace element inorganic salt, 200 parts of water add in 12 parts
Enter in reactor, keep constant temperature 50 °, stirring to carry out chelatropic reaction for the first time, react 1 hour；Then the amino of 5 parts is added
Acid, maintains temperature 50 °, stirring to carry out second time chelatropic reaction, 1 hour response time, trace element chelated liquid in preparing.
Preparation method two: in parts by weight, by 15 parts of humic acid, trace element inorganic salt, 200 parts of water add in 15 parts
Enter in reactor, keep constant temperature 65 °, stirring to carry out chelatropic reaction for the first time, react 1.5 hours；Then the amino of 8 parts is added
Acid, maintains temperature 65 °, stirring to carry out second time chelatropic reaction, 1.5 hours response time, trace element chelated liquid in preparing.
Preparation method three: in parts by weight, by 20 parts of humic acid, trace element inorganic salt, 200 parts of water add in 18 parts
Enter in reactor, keep constant temperature 80 °, stirring to carry out chelatropic reaction for the first time, react 2 hours；Add the aminoacid of 10 parts the most again,
Temperature 80 °, stirring is maintained to carry out second time chelatropic reaction, 2 hours response time, trace element chelated liquid in preparing.
In above-mentioned, the middle trace element inorganic salt in three preparation method examples of trace element chelated liquid includes magnesium sulfate, nitre
Acid calcium, zinc sulfate, amine borate, copper sulfate, ferrous sulfate, manganese sulfate, ammonium molybdate.
Wherein, the adjuvant in embodiment two and embodiment three includes Matrii Sulfas Exsiccatus, stone powder, ammonium chloride.In three embodiments
Coated fertilizer includes chitosan, montmorillonite, ardealite, lignin etc..
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.
Claims (8)
1. a slow-release potassium fertilizer Han ureaformaldehyde, it is characterised in that include the component of following parts by weight: ureaformaldehyde 1-2 part, sulphuric acid
Potassium potassium powder 16-18 part or potassium chloride potassium powder 18-19 part, adjuvant 0-2 part, in trace element chelated liquid 1-2 part.
The most according to claim 1 containing ureaformaldehyde slow-release potassium fertilizer, it is characterised in that trace element chelated liquid concentration in described
For 0.04-0.06kg/L.
The most according to claim 1 containing ureaformaldehyde slow-release potassium fertilizer, it is characterised in that in described prepared by trace element chelated liquid
Method is: in parts by weight, and trace element inorganic salt, 200 parts of water in 10-20 part humic acid, 12-18 part are added reaction
In still, keep constant temperature 50-80 °, stirring to carry out chelatropic reaction for the first time, react 1-2 hour；Then the amino of 5-10 part is added
Acid, maintains temperature 50-80 °, stirring to carry out second time chelatropic reaction, 1-2 hour response time, trace element chelated in preparing
Liquid.
The most according to claim 3 containing ureaformaldehyde slow-release potassium fertilizer, it is characterised in that described middle trace element inorganic salt includes
Magnesium sulfate, calcium nitrate, zinc sulfate, amine borate, copper sulfate, ferrous sulfate, manganese sulfate, ammonium molybdate.
5. the preparation method containing ureaformaldehyde slow-release potassium fertilizer, it is characterised in that comprise the following steps:
(1) in parts by weight, by ureaformaldehyde 1-2 part, potassium sulfate potassium powder 16-18 part or potassium chloride potassium powder 18-19 part, adjuvant
0-2 part puts into pelletize in comminutor, trace element chelated liquid 1-2 part in simultaneously spraying in granulation process, prepares mixture；
(2) by after (1) gained mixture drying, cooling, deliver in coating machine, spray coated fertilizer, ureaformaldehyde potash fertilizer must be contained.
Preparation method containing ureaformaldehyde slow-release potassium fertilizer the most according to claim 5, it is characterised in that described middle trace element
Chelating liquid concentration is 0.04-0.06kg/L.
Preparation method containing ureaformaldehyde slow-release potassium fertilizer the most according to claim 5, it is characterised in that described middle trace element
Chelating liquid and preparation method thereof is: in parts by weight, by trace element inorganic salt in 10-20 part humic acid, 12-18 part, 200 parts
Water adds in reactor, keeps constant temperature 50-80 °, stirring to carry out chelatropic reaction for the first time, reacts 1-2 hour；Then 5-is added
The aminoacid of 10 parts, maintains temperature 50-80 °, stirring to carry out second time chelatropic reaction, 1-2 hour response time, trace in preparing
Element chelating liquid.
The most according to claim 7 containing ureaformaldehyde slow-release potassium fertilizer, it is characterised in that described middle trace element inorganic salt includes
Magnesium sulfate, calcium nitrate, zinc sulfate, amine borate, copper sulfate, ferrous sulfate, manganese sulfate, ammonium molybdate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610379639.4A CN106083283A (en) | 2016-05-27 | 2016-05-27 | A kind of containing ureaformaldehyde slow-release potassium fertilizer and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610379639.4A CN106083283A (en) | 2016-05-27 | 2016-05-27 | A kind of containing ureaformaldehyde slow-release potassium fertilizer and preparation method thereof |
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| CN106083283A true CN106083283A (en) | 2016-11-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108752075A (en) * | 2018-05-30 | 2018-11-06 | 广东隆戈尔生态技术有限公司 | The production method and production line of nitrogenous potassium dual-sustained-release composite fertilizer |
| CN110683897A (en) * | 2019-10-29 | 2020-01-14 | 金陵科技学院 | Potassium chloride and humic acid composite slow-release fertilizer granules and preparation method thereof |
| CN116784231A (en) * | 2023-08-02 | 2023-09-22 | 河北农业大学 | Seedling raising method capable of rapidly screening stress-resistant varieties of crops |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102603429A (en) * | 2012-03-31 | 2012-07-25 | 孙玉珂 | Crop fertilizer applicable to saline-alkali soil and preparation method of crop fertilizer |
| CN103319286A (en) * | 2013-07-10 | 2013-09-25 | 山东宝通肥业有限公司 | Urea formaldehyde compound fertilizer containing chelating medium/trace element and preparation method thereof |
| CN105523832A (en) * | 2015-12-25 | 2016-04-27 | 成都新柯力化工科技有限公司 | Special slow release water-soluble fertilizer for soybeans, and preparation method thereof |
-
2016
- 2016-05-27 CN CN201610379639.4A patent/CN106083283A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102603429A (en) * | 2012-03-31 | 2012-07-25 | 孙玉珂 | Crop fertilizer applicable to saline-alkali soil and preparation method of crop fertilizer |
| CN103319286A (en) * | 2013-07-10 | 2013-09-25 | 山东宝通肥业有限公司 | Urea formaldehyde compound fertilizer containing chelating medium/trace element and preparation method thereof |
| CN105523832A (en) * | 2015-12-25 | 2016-04-27 | 成都新柯力化工科技有限公司 | Special slow release water-soluble fertilizer for soybeans, and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108752075A (en) * | 2018-05-30 | 2018-11-06 | 广东隆戈尔生态技术有限公司 | The production method and production line of nitrogenous potassium dual-sustained-release composite fertilizer |
| CN110683897A (en) * | 2019-10-29 | 2020-01-14 | 金陵科技学院 | Potassium chloride and humic acid composite slow-release fertilizer granules and preparation method thereof |
| CN116784231A (en) * | 2023-08-02 | 2023-09-22 | 河北农业大学 | Seedling raising method capable of rapidly screening stress-resistant varieties of crops |
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Application publication date: 20161109 |