CN105906444A - Water-soluble granular fertilizer and preparation method thereof - Google Patents

Water-soluble granular fertilizer and preparation method thereof Download PDF

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Publication number
CN105906444A
CN105906444A CN201610424935.1A CN201610424935A CN105906444A CN 105906444 A CN105906444 A CN 105906444A CN 201610424935 A CN201610424935 A CN 201610424935A CN 105906444 A CN105906444 A CN 105906444A
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CN
China
Prior art keywords
water
soluble granular
fertile
dextrin
soluble
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610424935.1A
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Chinese (zh)
Inventor
邓春梅
康信煌
何兰珍
吴湛霞
刘毅
钟杰平
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Guangdong Ocean University
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Guangdong Ocean University
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Publication date
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Priority to CN201610424935.1A priority Critical patent/CN105906444A/en
Publication of CN105906444A publication Critical patent/CN105906444A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES 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
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05BPHOSPHATIC FERTILISERS
    • C05B7/00Fertilisers based essentially on alkali or ammonium orthophosphates

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Fertilizers (AREA)

Abstract

The invention discloses a water-soluble granular fertilizer and a preparation method thereof. The water-soluble granular fertilizer is prepared from ammonium chloride, monopotassium phosphate, sodium sulfate, sodium humate and dextrin and is prepared through stirring, drying, smashing and pelletizing. The water-soluble granular fertilizer is convenient to use, fast in crop absorption, high in nutritional ingredient utilization rate, low in price, short in disintegration time and good in stability, and the defects that water-soluble fertilizer is prone to generate dust, prone to be caked after being stored for a long time, hard to mechanically spread, hard to transport and high in price are overcome. The preparation method is easy to operate, the production period is short, energy consumption is low, cost is low, environment-friendly production requirements are met, and the pertinency, fast-acting property and applicability of the obtained water-soluble granular fertilizer can be remarkably improved. The water-soluble granular fertilizer has good application prospects for most agricultural industrial zones focusing on planting and breeding in China.

Description

A kind of water-soluble granular is fertile and preparation method thereof
Technical field
The invention belongs to industrial crops technical field of fertilizers.Fertile and the preparation more particularly, to a kind of water-soluble granular Method.
Background technology
In recent years, China's water resource critical shortage, water-saving agriculture the most clearly writes central authorities about national economy and society Developing the suggestion of 12 planning, this significantly advances the development of the Integration of Water into Fertilizer, has driven water soluble fertilizer demand Rapid growth.
Water soluble fertilizer has spy with strong points, that quick-acting is high, the property used is good and contemporary green agriculture theme matches Point, has been widely used on the crop of vegetable, flower, fruit tree and the contour economic worth of field crop abroad.Water solublity is fertile at home Material is one on fertilizer market new energy of rising vigorously, it is predicted 2015, and China's water-fertilizer integral area is up to 100,000,000, not Carry out the Water soluble fertilizer market share and will increase to about 10%, along with the development of expanding economy water solublity fertilizer is at a piece of light of China market.
But, in current China market, basic sale is all powdery Water soluble fertilizer, and powdery Water soluble fertilizer has handling and executes Easily lump during easy dusting, long-term storage time fertile, be difficult to that machinery is sowed, transport difficult, price compare high defect accordingly.
Summary of the invention
The technical problem to be solved in the present invention is defect and the deficiency overcoming above-mentioned prior art, it is provided that one can be used as vegetables The water-soluble granular of the fertilizer of the industrial crops such as dish, flower, fruit tree and field crops is fertile, easy to use, Crop fast, nutrition becomes Point utilization rate is high, price is low, disintegration time is short simultaneously, good stability;Overcome that water soluble fertilizer is easy dusting, long-term storage time Easily lump, be difficult to the defect that machinery is sowed, transport difficult, price are high.
It is an object of the invention to provide a kind of water-soluble granular fertile.
Another object of the present invention is to provide the preparation method that described water-soluble granular is fertile.
Above-mentioned purpose of the present invention is achieved through the following technical solutions:
A kind of water-soluble granular is fertile, is raw material ammonium chloride, potassium dihydrogen phosphate, sodium sulfate, sodium humate and dextrin, by stirring, Be dried, pulverize, pelletizing obtains.
Preferably, described water-soluble granular fertilizer comprises the component of following mass percent: ammonium chloride 35~65%, phosphoric acid Potassium dihydrogen 2~6%, sodium sulfate 25~40%, sodium humate 1~5%, dextrin 5~15%.
It is highly preferred that described water-soluble granular fertilizer comprises the component of following mass percent: ammonium chloride 40~60%, phosphorus Acid dihydride potassium 3~5%, sodium sulfate 30~40%, sodium humate 1~3%, dextrin 6~12%.
Most preferably, described water-soluble granular fertilizer comprises the component of following mass percent: ammonium chloride 50%, di(2-ethylhexyl)phosphate Hydrogen potassium 4%, sodium sulfate 34%, sodium humate 2%, dextrin 10%.
It addition, the preparation method of above-mentioned water-soluble granular fertilizer comprises the steps:
S1. being placed in the purified water of boiling by dextrin, stirring and dissolving makes the pulpous state of solubility c=0.2~0.5g/mL, obtains dextrin Slurry;
Granule the most processed: precision is pulverized after weighing ammonium chloride, sodium dihydrogen phosphate, sodium sulfate mixing, crosses 90~110 mesh sieves;
S3. in the mixture that step S2 obtains, add sodium humate reconcile into mixture, add the paste got ready in step S1 Refining makes soft material;
S4. crossing 12~16 mesh sieves, be dried 1~3 hour at 55~60 DEG C, moisture Control is more than 2%;
S5. cross 12~16 mesh sieves, sift out dry granular fine powder, with die punching machine tabletting.
Wherein it is preferred to, solubility c=0.3 of dextrin slurry described in step S1~0.4g/mL.
It is highly preferred that solubility c=0.35g/mL of dextrin slurry described in step S1.
Preferably, described in step S2, sieve is 100 mesh sieves.
Preferably, described in step S4, sieve is 14 mesh sieves.
Preferably, described in step S5, sieve is 14 mesh sieves.
Preferably, being dried described in step S4 is to be dried 2 hours at 58 DEG C, and described moisture Control is 2%~4%.
The method have the advantages that
The invention provides a kind of water-soluble granular fertile, overcome that water soluble fertilizer is easy dusting, long-term storage time easily lump, difficult To realize the defect that machinery is sowed, transport difficult, price are high.And the water-soluble granular fertilizer of the present invention is easy to use, crop inhales Receive fast, nutritional labeling utilization rate high, price is low, disintegration time is short simultaneously, good stability.
And, preparation method of the present invention is simple to operate, with short production cycle, after achievement of the present invention puts into factory, needed for set Standby only one pulverizer, a mixer and a tablet machine, energy consumption is low, low cost, meets green production requirement, gained water Soluble particles fertilizer is remarkably improved fertilizer specific aim, quick-acting, the property used.For China major part based on plantation and cultivation Agricultural industry belt, the water-soluble granular fertilizer of the present invention has good application prospect.
Detailed description of the invention
Further illustrate the present invention below in conjunction with specific embodiment, but the present invention is not done any type of by embodiment Limit.Unless stated otherwise, the present invention uses reagent, method and apparatus are the art conventional reagent, method and apparatus.
Unless stated otherwise, following example agents useful for same and material are commercial.
It is fertile that embodiment 1 prepares water-soluble granular
1, a kind of water-soluble granular is fertile, comprises the component of following mass percent: ammonium chloride 50%, potassium dihydrogen phosphate 4%, sodium sulfate 34%, sodium humate 2%, dextrin 10%.
2, the preparation method that described water-soluble granular is fertile comprises the steps:
S1. dextrin is placed in the purified water of boiling, makes the pulpous state of solubility c=0.35g/mL by Glass rod stirring and dissolving, obtain Dextrin is starched;
Granule the most processed: precision weighs ammonium chloride, sodium dihydrogen phosphate, sodium sulfate are mixed in mortar and pulverize, and crosses 100 mesh sieves;
S3. mixture step S2 obtained, as in beaker, adds sodium humate and reconciles into mixture, add in step S1 standby Soft material made by good dextrin slurry;
S4. crossing 14 mesh sieves, be dried 2 hours at 58 DEG C, moisture Control is more than 2%;
S5. cross 14 mesh sieves, sift out dry granular fine powder, with die punching machine tabletting.
It is fertile that embodiment 2 prepares water-soluble granular
1, a kind of water-soluble granular is fertile, comprises the component of following mass percent: ammonium chloride 40%, potassium dihydrogen phosphate 5%, sodium sulfate 40%, sodium humate 3%, dextrin 12%.
2, the preparation method that described water-soluble granular is fertile is with embodiment 1.
It is fertile that embodiment 3 prepares water-soluble granular
1, a kind of water-soluble granular is fertile, comprises the component of following mass percent: ammonium chloride 60%, potassium dihydrogen phosphate 3%, sodium sulfate 30%, sodium humate 1%, dextrin 6%.
2, the preparation method that described water-soluble granular is fertile is with embodiment 1.
It is fertile that embodiment 4 prepares water-soluble granular
1, a kind of water-soluble granular is fertile, comprises the component of following mass percent: ammonium chloride 35%, potassium dihydrogen phosphate 6%, sodium sulfate 39%, sodium humate 5%, dextrin 15%.
2, the preparation method that described water-soluble granular is fertile is with embodiment 1.
It is fertile that embodiment 5 prepares water-soluble granular
1, a kind of water-soluble granular is fertile, comprises the component of following mass percent: ammonium chloride 65%, potassium dihydrogen phosphate 2%, sodium sulfate 25%, sodium humate 3%, dextrin 5%.
2, the preparation method that described water-soluble granular is fertile is with embodiment 1.
Embodiment 6 water-soluble granular fertilizer character research
1, water-soluble granular fertilizer stability test
(1) experiment water-soluble granular is fertile: prepared by embodiment 1.
(2) random water-soluble granular fertilizer 21, puts the baking oven of constant temperature 37 DEG C into, puts 7 days continuously, take out 3 surveys every day The weight that water-soluble granular is fertile, and ammonium chloride content therein, and average.
(3) result is as shown in table 1, and this water-soluble granular fertilizer has good stability, its quality and the content of ammonium chloride Significantly change is not the most sent in one week.
Table 1
2, the relation of concentration and the disintegration rate of dextrin slurry
(1) experiment water-soluble granular is fertile: prepared by embodiment 1.
(2) random water-soluble granular fertilizer 6, starts disintegration tester, records every intragranular disintegration time completely.
(3) water-soluble granular fertilizer disintegration rate is as shown in table 2 below.Result shows, the disintegration time that this water-soluble granular is fertile Short, there is quick-acting.
Table 2
Embodiment 7 water-soluble granular fertilizer applied research
1, pot experiment
(1) in greenhouse, the banana seedlings of 4~7 leaves is planted (the without leakage black of overcoat one in the basin of a diameter of 30 cm Big basin), the most potted plant 1 strain, keep preference temperature, humidity and cultivation management.
If 3 kinds of processing methods, it is respectively as follows: (1) and waters and pour water;(2) pouring water-soluble granular is fertile;(3) commensurability carbamide is watered, often Plant and process 10 strains.
Take the 6th leaf after (2) 7 days, survey growth indexes.Different disposal method affects result to Banana Seedlings upgrowth situation As shown in table 3 below.
Result shows, this water-soluble granular fertilizer has the advantages that Crop is fast, nutritional labeling utilization rate is high, after using, Plant growth speed is obviously improved, and leaf soluble protein content, soluble sugar and defensive ferment SOD activity all increase significantly.
Table 3

Claims (10)

1. a water-soluble granular fertilizer, it is characterised in that raw material is ammonium chloride, potassium dihydrogen phosphate, sodium sulfate, sodium humate and paste Essence, obtains by stirring, be dried, pulverize, pelletizing.
Water-soluble granular the most according to claim 1 is fertile, it is characterised in that comprise the component of following mass percent: chlorine Change ammonium 35~65%, potassium dihydrogen phosphate 2~6%, sodium sulfate 25~40%, sodium humate 1~5%, dextrin 5~15%.
Water-soluble granular the most according to claim 1 is fertile, it is characterised in that comprise the component of following mass percent: chlorine Change ammonium 40~60%, potassium dihydrogen phosphate 3~5%, sodium sulfate 30~40%, sodium humate 1~3%, dextrin 6~12%.
Water-soluble granular the most according to claim 1 is fertile, it is characterised in that comprise the component of following mass percent: chlorine Change ammonium 50%, potassium dihydrogen phosphate 4%, sodium sulfate 34%, sodium humate 2%, dextrin 10%.
5. fertile according to the arbitrary described water-soluble granular of Claims 1 to 4, it is characterised in that by the method system comprised the steps For obtaining:
S1. being placed in the purified water of boiling by dextrin, stirring and dissolving makes the pulpous state of solubility c=0.2~0.5g/mL, obtains dextrin Slurry;
Granule the most processed: precision is pulverized after weighing ammonium chloride, sodium dihydrogen phosphate, sodium sulfate mixing, crosses 90~110 mesh sieves;
S3. in the mixture that step S2 obtains, add sodium humate reconcile into mixture, add the paste got ready in step S1 Refining makes soft material;
S4. crossing 12~16 mesh sieves, be dried 1~3 hour at 55~60 DEG C, moisture Control is more than 2%;
S5. cross 12~16 mesh sieves, sift out dry granular fine powder, with die punching machine tabletting.
Water-soluble granular the most according to claim 5 is fertile, it is characterised in that solubility c=0.3 of dextrin slurry described in step S1 ~0.4g/mL.
Water-soluble granular the most according to claim 5 is fertile, it is characterised in that solubility c=of dextrin slurry described in step S1 0.35g/mL。
Water-soluble granular the most according to claim 5 is fertile, it is characterised in that described in step S2, sieve is 100 mesh sieves.
Water-soluble granular the most according to claim 5 is fertile, it is characterised in that described in step S4 or step S5, sieve is 14 mesh Sieve.
Water-soluble granular the most according to claim 5 is fertile, it is characterised in that being dried described in step S4 is to be dried 2 at 58 DEG C Hour, described moisture Control is 2%~4%.
CN201610424935.1A 2016-06-15 2016-06-15 Water-soluble granular fertilizer and preparation method thereof Pending CN105906444A (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107382420A (en) * 2017-08-14 2017-11-24 北京吉宏峰五和农业科技有限公司 A kind of water soluble negative ion silicic acid fertilizer and preparation method thereof
CN107892618A (en) * 2017-11-29 2018-04-10 四川汇农新创生物科技有限公司 A kind of trace element water-soluble fertilizer and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101328087A (en) * 2008-06-16 2008-12-24 山东农业大学 Foliage fertilizer effervescent tablet and preparation thereof
CN101423443A (en) * 2008-11-21 2009-05-06 深圳市朗钛生物科技有限公司 Water soluble effervescence composition and method of making the same
CN102249812A (en) * 2011-04-27 2011-11-23 北京雷力农用化学有限公司 Organic granular fertilizer and preparation method thereof
CN105439696A (en) * 2015-11-27 2016-03-30 河南骏化发展股份有限公司 Efficient granular fertilizer containing alginic acid as well as preparation method of fertilizer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101328087A (en) * 2008-06-16 2008-12-24 山东农业大学 Foliage fertilizer effervescent tablet and preparation thereof
CN101423443A (en) * 2008-11-21 2009-05-06 深圳市朗钛生物科技有限公司 Water soluble effervescence composition and method of making the same
CN102249812A (en) * 2011-04-27 2011-11-23 北京雷力农用化学有限公司 Organic granular fertilizer and preparation method thereof
CN105439696A (en) * 2015-11-27 2016-03-30 河南骏化发展股份有限公司 Efficient granular fertilizer containing alginic acid as well as preparation method of fertilizer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107382420A (en) * 2017-08-14 2017-11-24 北京吉宏峰五和农业科技有限公司 A kind of water soluble negative ion silicic acid fertilizer and preparation method thereof
CN107892618A (en) * 2017-11-29 2018-04-10 四川汇农新创生物科技有限公司 A kind of trace element water-soluble fertilizer and preparation method thereof

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Application publication date: 20160831