CN105439739A - Ammonium polyphosphate compound fertilizer and preparation method thereof - Google Patents
Ammonium polyphosphate compound fertilizer and preparation method thereof Download PDFInfo
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- CN105439739A CN105439739A CN201510991668.1A CN201510991668A CN105439739A CN 105439739 A CN105439739 A CN 105439739A CN 201510991668 A CN201510991668 A CN 201510991668A CN 105439739 A CN105439739 A CN 105439739A
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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
- C05B—PHOSPHATIC FERTILISERS
- C05B17/00—Other phosphatic fertilisers, e.g. soft rock phosphates, bone meal
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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
- 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
The invention discloses an ammonium polyphosphate compound fertilizer and a preparation method thereof. The ammonium polyphosphate compound fertilizer is prepared from the following raw materials in parts by weight: 300-400 parts of ammonium polyphosphate, 150-200 parts of nitrogen solution, 14-20 parts of urea, 50-80 parts of potassium chloride, 20-40 parts of a secondary element fertilizer, 4-10 parts of a microelement fertilizer, 10-16 parts of amino acid, 10-16 parts of humic acid, 5-11 parts of vitamins and 8-14 parts of alditol. The preparation method comprises: preparation an aqueous solution, and performing mixingtoobtain a finished product. The compound fertilizer has the characteristics of high fertilizer effect, quick absorption, sufficient nutrient and the like, not only can promote photosynthesis of crops, adjust air holes and promote disease inhibition but also can stimulate the growth of the crops, promote root development, reduce the opening degree of leaf air holes and reduce water transpiration when applied to planting of the crops, and has the functions of increasing drought resistance of plants, stimulating the growth of the crops, improving self resistance of the crops, and the like; moreover, the preparation method of the compound fertilizer is simple, is low in cost, and can realize large-batch production.
Description
Technical field
The present invention relates to fertilizer manufacture technology field, be specifically related to a kind of ammonium polyphosphate composite fertilizer and preparation method thereof.
Background technology
Ammonium polyphosphate is a kind of poly-phosphate containing N and P, by its polymerization degree can be divided into oligomeric, in poly-and high poly-3 kinds, its polymerization degree more highly water-soluble is less, otherwise then water-soluble larger.Can be divided into crystallization shape and amorphous by its structure, crystal form ammonium polyphosphate is long-chain shape water-insoluble salt.Present ammonium polyphosphate has progressed into the production of Chemical Mixed Fertilizer and liquid fertilizer, is particularly used widely in developed country.Early 1970s, wet-process phosphoric acid concentration is become peroxophosphoric acid by the U.S., with ammonia react in tubular reactor, generates high-concentration polyphosphoric acid ammonium, adds water cooling and generates liquid fertilizer product.China not yet has the enterprise of professional production ammonium polyphosphate fertilizer at present, its proterties, composition and production method remain in dispute, it is generally acknowledged as fertilizer ammonium polyphosphate it should is that short chain is entirely water-soluble, comprise the multiple ammonium polyphosphates such as ammonium phosphate, tripolyphosphate ammonium and four ammonium polyphosphates, the ammonium polyphosphate that the polymerization degree is higher, chain is longer only has a small amount of existence; Separately have data introduction, the agricultural ammonium polyphosphate polymerization degree is generally 5-18, and solvability is good, is the principal item of liquid fertilizer.
The preparation being applied to fertilizer due to ammonium polyphosphate has that fertilizer efficiency is high, cost is low, easily by the advantage that farm crop absorb, therefore current inventor provides that a kind of preparation method is simple, cost is low, the ammonium polyphosphate composite fertilizer of nutritive element proportioning science and preparation method thereof.
Summary of the invention
The present invention aims to provide a kind of ammonium polyphosphate composite fertilizer and preparation method thereof, to solve the problem that numerous fertilizer cost is higher, be not easy absorbed by crops, poor stability, residual high, contaminated soil.
The present invention is achieved by the following technical programs:
A kind of ammonium polyphosphate composite fertilizer, it is made up of following raw material: ammonium polyphosphate 300-400 part, nitrogen solution 150-200 part, urea 14-20 part, Repone K 50-80 part, moderate-element fertilizer 20-40 part, trace element fertilizer 4-10 part, amino acid/11 0-16 part, humic acid 10-16 part, VITAMIN 5-11 part, sugar alcohol 8-14 part.
Described ammonium polyphosphate composite fertilizer is made up of following raw material: ammonium polyphosphate 325-375 part, nitrogen solution 165-185 part, urea 16-18 part, Repone K 60-70 part, moderate-element fertilizer 25-35 part, trace element fertilizer 6-8 part, amino acid/11 2-14 part, humic acid 12-14 part, VITAMIN 7-9 part, sugar alcohol 10-12 part.
Described ammonium polyphosphate composite fertilizer is made up of following raw material: ammonium polyphosphate 350 parts, nitrogen solution 175 parts, 17 parts, urea, 65 parts, Repone K, moderate-element fertilizer 30 parts, trace element fertilizer 7 parts, amino acid/11 3 parts, humic acid 13 parts, VITAMIN 8 parts, sugar alcohol 11 parts.
The polymerization degree of described ammonium polyphosphate is 10-16.
The ammonium nitrate solution of described nitrogen solution to be concentration be 75-85% and concentration are the mixed solution of 65-70% urea soln.
Described moderate-element fertilizer is nitrocalcite, magnesium sulfate, magnesium nitrate.
Described humic acid is coal humic acid.
Described sugar alcohol is the one in glycerol, Xylitol, N.F,USP MANNITOL.
Nitrogen content in described nitrogen solution is 26-32%.
Present invention also offers the preparation method of above-mentioned ammonium polyphosphate composite fertilizer, the method comprises the following steps:
Prepared by a, the aqueous solution: ammonium polyphosphate is put into water and dissolves, control temperature is 50-60 DEG C and namely obtains the ammonium polyphosphate aqueous solution;
B, mixing: in the ammonium polyphosphate aqueous solution, add nitrogen solution, urea, Repone K, moderate-element fertilizer, trace element fertilizer, amino acid, humic acid, VITAMIN, sugar alcohol successively, temperature controls, for 30-35 DEG C, to stir 15-20min;
C, finished product: after having reacted, drying granulation obtains ammonium polyphosphate composite fertilizer finished product.
Beneficial effect of the present invention is: in the present invention ammonium polyphosphate the aqueous solution can effectively and trace element fertilizer carry out chelating, the composite fertilizer prepared can be made to have fertilizer efficiency at other raw materials of cooperation high, absorb fast, the features such as nutrient foot, composite fertilizer of the present invention can not only promote the photosynthesis of crop when the plantation for crop, regulate pore, promoter action is had to suppression disease aspect, the growth of crop can also be stimulated, promote that root is flourishing, reduce the opening degree of Stoma of Leaves, reduce the transpiration of moisture, increase the drought-resistant ability of plant, stimulate plant growth, improve the functions such as crop self resistance, and the preparation method of this composite fertilizer is simple, cost is low, large batch of production can be realized, can solve fertilizer is completely not easy absorbed by crops, poor stability, residual high, the problem of contaminated soil.
Embodiment
Below in conjunction with specific embodiment, technical scheme of the present invention is further described, but described in claimed scope is not limited to.
Experimental example one
Formula: ammonium polyphosphate 300 parts, nitrogen solution 150-part, 14 parts, urea, 50 parts, Repone K, moderate-element fertilizer 20 parts, trace element fertilizer 4 parts, amino acid/11 0 part, humic acid 10 parts, VITAMIN 5 parts, sugar alcohol 8 parts.
Preparation method:
Prepared by a, the aqueous solution: ammonium polyphosphate is put into water and dissolves, control temperature is 50 DEG C and namely obtains the ammonium polyphosphate aqueous solution;
B, mixing: in the ammonium polyphosphate aqueous solution, add nitrogen solution, urea, Repone K, moderate-element fertilizer, trace element fertilizer, amino acid, humic acid, VITAMIN, sugar alcohol successively, it is 30 DEG C that temperature controls, and stirs 15min;
C, finished product: after having reacted, drying granulation obtains ammonium polyphosphate composite fertilizer finished product.
Experimental example two
Formula: ammonium polyphosphate 400 parts, nitrogen solution 200 parts, 20 parts, urea, 80 parts, Repone K, moderate-element fertilizer 40 parts, trace element fertilizer 10 parts, amino acid/11 6 parts, humic acid 16 parts, VITAMIN 11 parts, sugar alcohol 14 parts.
Preparation method:
Prepared by a, the aqueous solution: ammonium polyphosphate is put into water and dissolves, control temperature is 60 DEG C and namely obtains the ammonium polyphosphate aqueous solution;
B, mixing: in the ammonium polyphosphate aqueous solution, add nitrogen solution, urea, Repone K, moderate-element fertilizer, trace element fertilizer, amino acid, humic acid, VITAMIN, sugar alcohol successively, it is 35 DEG C that temperature controls, and stirs 20min;
C, finished product: after having reacted, drying granulation obtains ammonium polyphosphate composite fertilizer finished product.
Embodiment three
Formula: ammonium polyphosphate 325 parts, nitrogen solution 165 parts, 16 parts, urea, 60 parts, Repone K, moderate-element fertilizer 25 parts, trace element fertilizer 6 parts, amino acid/11 2 parts, humic acid 12 parts, VITAMIN 7 parts, sugar alcohol 10 parts.
Preparation method:
Prepared by a, the aqueous solution: ammonium polyphosphate is put into water and dissolves, control temperature is 50 DEG C and namely obtains the ammonium polyphosphate aqueous solution;
B, mixing: in the ammonium polyphosphate aqueous solution, add nitrogen solution, urea, Repone K, moderate-element fertilizer, trace element fertilizer, amino acid, humic acid, VITAMIN, sugar alcohol successively, it is 30 DEG C that temperature controls, and stirs 15min;
C, finished product: after having reacted, drying granulation obtains ammonium polyphosphate composite fertilizer finished product.
Experimental example four
Formula: ammonium polyphosphate 375 parts, nitrogen solution 185 parts, 18 parts, urea, 70 parts, Repone K, moderate-element fertilizer 35 parts, trace element fertilizer 8 parts, amino acid/11 4 parts, humic acid 14 parts, VITAMIN 9 parts, sugar alcohol 12 parts.
Preparation method:
Prepared by a, the aqueous solution: ammonium polyphosphate is put into water and dissolves, control temperature is 50-60 DEG C and namely obtains the ammonium polyphosphate aqueous solution;
B, mixing: in the ammonium polyphosphate aqueous solution, add nitrogen solution, urea, Repone K, moderate-element fertilizer, trace element fertilizer, amino acid, humic acid, VITAMIN, sugar alcohol successively, it is 35 DEG C that temperature controls, and stirs 20min;
C, finished product: after having reacted, drying granulation obtains ammonium polyphosphate composite fertilizer finished product.
Experimental example five
Formula: ammonium polyphosphate 350 parts, nitrogen solution 175 parts, 17 parts, urea, 65 parts, Repone K, moderate-element fertilizer 30 parts, trace element fertilizer 7 parts, amino acid/11 3 parts, humic acid 13 parts, VITAMIN 8 parts, sugar alcohol 11 parts.
Preparation method:
Prepared by a, the aqueous solution: ammonium polyphosphate is put into water and dissolves, control temperature is 55 DEG C and namely obtains the ammonium polyphosphate aqueous solution;
B, mixing: in the ammonium polyphosphate aqueous solution, add nitrogen solution, urea, Repone K, moderate-element fertilizer, trace element fertilizer, amino acid, humic acid, VITAMIN, sugar alcohol successively, it is 33 DEG C that temperature controls, and stirs 17min;
C, finished product: after having reacted, drying granulation obtains ammonium polyphosphate composite fertilizer finished product.
Claims (10)
1. an ammonium polyphosphate composite fertilizer, is characterized in that: it is made up of following raw material: ammonium polyphosphate 300-400 part, nitrogen solution 150-200 part, urea 14-20 part, Repone K 50-80 part, moderate-element fertilizer 20-40 part, trace element fertilizer 4-10 part, amino acid/11 0-16 part, humic acid 10-16 part, VITAMIN 5-11 part, sugar alcohol 8-14 part.
2. ammonium polyphosphate composite fertilizer according to claim 1, is characterized in that: described ammonium polyphosphate composite fertilizer is made up of following raw material: ammonium polyphosphate 325-375 part, nitrogen solution 165-185 part, urea 16-18 part, Repone K 60-70 part, moderate-element fertilizer 25-35 part, trace element fertilizer 6-8 part, amino acid/11 2-14 part, humic acid 12-14 part, VITAMIN 7-9 part, sugar alcohol 10-12 part.
3. ammonium polyphosphate composite fertilizer according to claim 1, is characterized in that: described ammonium polyphosphate composite fertilizer is made up of following raw material: ammonium polyphosphate 350 parts, nitrogen solution 175 parts, 17 parts, urea, 65 parts, Repone K, moderate-element fertilizer 30 parts, trace element fertilizer 7 parts, amino acid/11 3 parts, humic acid 13 parts, VITAMIN 8 parts, sugar alcohol 11 parts.
4., according to the arbitrary described ammonium polyphosphate composite fertilizer of claim 1-3, it is characterized in that: the polymerization degree of described ammonium polyphosphate is 10-16.
5. according to the arbitrary described ammonium polyphosphate composite fertilizer of claim 1-3, it is characterized in that: the ammonium nitrate solution of described nitrogen solution to be concentration be 75-85% and concentration are the mixed solution of 65-70% urea soln.
6., according to the arbitrary described ammonium polyphosphate composite fertilizer of claim 1-3, it is characterized in that: described moderate-element fertilizer is nitrocalcite, magnesium sulfate, magnesium nitrate.
7., according to the arbitrary described ammonium polyphosphate composite fertilizer of claim 1-3, it is characterized in that: described humic acid is coal humic acid.
8., according to the arbitrary described ammonium polyphosphate composite fertilizer of claim 1-3, it is characterized in that: described sugar alcohol is the one in glycerol, Xylitol, N.F,USP MANNITOL.
9., according to the arbitrary described ammonium polyphosphate composite fertilizer of claim 1-3, it is characterized in that: the nitrogen content in described nitrogen solution is 26-32%.
10. a preparation method for the ammonium polyphosphate composite fertilizer as described in as arbitrary in claim 1-3, is characterized in that: the method comprises the following steps:
Prepared by a, the aqueous solution: ammonium polyphosphate is put into water and dissolves, control temperature is 50-60 DEG C and namely obtains the ammonium polyphosphate aqueous solution;
B, mixing: in the ammonium polyphosphate aqueous solution, add nitrogen solution, urea, Repone K, moderate-element fertilizer, trace element fertilizer, amino acid, humic acid, VITAMIN, sugar alcohol successively, temperature controls, for 30-35 DEG C, to stir 15-20min;
C, finished product: after having reacted, drying granulation obtains ammonium polyphosphate composite fertilizer finished product.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106699306A (en) * | 2017-02-24 | 2017-05-24 | 史丹利农业集团股份有限公司 | Special tower type nitro-sulfenyl fully water-soluble fertilizer for fruit trees |
| CN106748168A (en) * | 2016-12-26 | 2017-05-31 | 贵州大学 | Special Water soluble fertilizer of a kind of tomato rich in organic matter and preparation method thereof |
| CN106883056A (en) * | 2017-04-28 | 2017-06-23 | 四川安达农森科技股份有限公司 | One kind is enlarged afforested area anti-early ageing liquid fertilizer |
| WO2017200467A1 (en) * | 2016-05-16 | 2017-11-23 | Swetree Nutrition Ab | Solid phase fertilizer composition |
| CN108117460A (en) * | 2018-01-31 | 2018-06-05 | 河南博联农业研究院有限公司 | A kind of water soluble fertilizer for synergy of losing weight and preparation method thereof |
| CN108191491A (en) * | 2018-01-31 | 2018-06-22 | 河南博联农业研究院有限公司 | A kind of water soluble fertilizer of a great number of elements and preparation method thereof |
| CN110240524A (en) * | 2019-07-29 | 2019-09-17 | 闫本峰 | It is a kind of to have the composite microbiological fertilizer prevented and cured diseases |
| CN113173812A (en) * | 2021-05-10 | 2021-07-27 | 合肥雄诺农业科技有限公司 | Preparation method of ammonium polyphosphate-containing compound fertilizer |
| CN118307363A (en) * | 2024-06-07 | 2024-07-09 | 四川大学 | Organic fertilizer containing phosphorylated humic acid synergistic carrier and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007091553A (en) * | 2005-09-29 | 2007-04-12 | Tomoe Kagaku Kogyo Kk | Chemical fertilizer using methylol urea polymerization fertilizer as raw material and method of manufacturing the same |
| CN102584488A (en) * | 2012-02-22 | 2012-07-18 | 张朝晖 | Polypeptide-ammonium polyphosphate trace element liquid chelated fertilizer and preparation method thereof |
| CN104250173A (en) * | 2014-08-06 | 2014-12-31 | 广州一翔农业技术有限公司 | High phosphorus high calcium liquid compound fertilizer and preparation method and use method thereof |
| CN104446968A (en) * | 2014-11-27 | 2015-03-25 | 湖北三宁化工股份有限公司 | Water-soluble high-concentration organic-inorganic compound fertilizer for trickle and sprinkling irrigation and preparation method thereof |
| CN104496608A (en) * | 2014-12-29 | 2015-04-08 | 深圳市芭田生态工程股份有限公司 | Ammonium polyphosphate chelate fertilizer as well as preparation method and application thereof |
-
2015
- 2015-12-25 CN CN201510991668.1A patent/CN105439739A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007091553A (en) * | 2005-09-29 | 2007-04-12 | Tomoe Kagaku Kogyo Kk | Chemical fertilizer using methylol urea polymerization fertilizer as raw material and method of manufacturing the same |
| CN102584488A (en) * | 2012-02-22 | 2012-07-18 | 张朝晖 | Polypeptide-ammonium polyphosphate trace element liquid chelated fertilizer and preparation method thereof |
| CN104250173A (en) * | 2014-08-06 | 2014-12-31 | 广州一翔农业技术有限公司 | High phosphorus high calcium liquid compound fertilizer and preparation method and use method thereof |
| CN104446968A (en) * | 2014-11-27 | 2015-03-25 | 湖北三宁化工股份有限公司 | Water-soluble high-concentration organic-inorganic compound fertilizer for trickle and sprinkling irrigation and preparation method thereof |
| CN104496608A (en) * | 2014-12-29 | 2015-04-08 | 深圳市芭田生态工程股份有限公司 | Ammonium polyphosphate chelate fertilizer as well as preparation method and application thereof |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109195933A (en) * | 2016-05-16 | 2019-01-11 | 阿雷沃公司 | solid phase fertilizer composition |
| WO2017200467A1 (en) * | 2016-05-16 | 2017-11-23 | Swetree Nutrition Ab | Solid phase fertilizer composition |
| EP3458436A4 (en) * | 2016-05-16 | 2020-01-01 | Arevo AB | Solid phase fertilizer composition |
| US12071384B2 (en) | 2016-05-16 | 2024-08-27 | Arevo Ab | Solid phase fertilizer composition |
| CN106748168A (en) * | 2016-12-26 | 2017-05-31 | 贵州大学 | Special Water soluble fertilizer of a kind of tomato rich in organic matter and preparation method thereof |
| CN106699306A (en) * | 2017-02-24 | 2017-05-24 | 史丹利农业集团股份有限公司 | Special tower type nitro-sulfenyl fully water-soluble fertilizer for fruit trees |
| CN106883056A (en) * | 2017-04-28 | 2017-06-23 | 四川安达农森科技股份有限公司 | One kind is enlarged afforested area anti-early ageing liquid fertilizer |
| CN108117460A (en) * | 2018-01-31 | 2018-06-05 | 河南博联农业研究院有限公司 | A kind of water soluble fertilizer for synergy of losing weight and preparation method thereof |
| CN108191491A (en) * | 2018-01-31 | 2018-06-22 | 河南博联农业研究院有限公司 | A kind of water soluble fertilizer of a great number of elements and preparation method thereof |
| CN110240524A (en) * | 2019-07-29 | 2019-09-17 | 闫本峰 | It is a kind of to have the composite microbiological fertilizer prevented and cured diseases |
| CN113173812A (en) * | 2021-05-10 | 2021-07-27 | 合肥雄诺农业科技有限公司 | Preparation method of ammonium polyphosphate-containing compound fertilizer |
| CN118307363A (en) * | 2024-06-07 | 2024-07-09 | 四川大学 | Organic fertilizer containing phosphorylated humic acid synergistic carrier and preparation method thereof |
| CN118307363B (en) * | 2024-06-07 | 2024-08-13 | 四川大学 | Organic fertilizer containing phosphorylated humic acid synergistic carrier and preparation method thereof |
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Application publication date: 20160330 |