CN102320886A - Preparation method of polymer reticular fiber membrane condensed liquid fertilizer - Google Patents
Preparation method of polymer reticular fiber membrane condensed liquid fertilizer Download PDFInfo
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- CN102320886A CN102320886A CN201110238617A CN201110238617A CN102320886A CN 102320886 A CN102320886 A CN 102320886A CN 201110238617 A CN201110238617 A CN 201110238617A CN 201110238617 A CN201110238617 A CN 201110238617A CN 102320886 A CN102320886 A CN 102320886A
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Abstract
The invention relates to a preparation method of a polymer reticular fiber membrane condensed liquid fertilizer, comprising the following steps: (1) putting potassium, iron and copper in a reaction vessel by weight proportion, heating up to 60 DEG C for 0.5 h, and uniformly stirring; (2) adding phosphor and nitrogen in the reaction vessel by weight proportion; (3) adding calcium and magnesium in the reaction vessel by weight proportion; (4) adding manganese and molybdenum in the reaction vessel by weight proportion; (5) adding boron and zinc in the reaction vessel by weight proportion; (6) adding corn starch, carboxymethyl cellulose, sugar and polyvinyl alcohol in the reaction vessel by weight proportion to form a mixed liquid; and (7) carrying out evaporative concentration on the mixed liquid at the temperature of 100-105 DEG C to obtain a finished product. According to the invention, by letting corn starch, polyving akohol and other macromolecular organic matters, carboxymethyl cellulose extracted from used cotton fabrics, nitrogen, phosphor, potassium and a plurality of trace elements be subject to mutual neutralization reaction, crosslinking, synthesis and other processes, the reticular transparent thick membrane condensed liquid fertilizer which is rich in a plurality of elements is prepared, the leaching and evaporation of the fertilizer nutrients can be reduced, the utilization rate of the fertilizer nutrients can reach more than 85 %, simultaneously, energy consumption and discharge of waste gas can be reduced by 90 %, and the water source pollution, soil hardening and air pollution are reduced. The preparation method is environmentally friendly without pollution.
Description
Technical field
The invention belongs to the chemical fertilizer field, relate to the concentrating liquid chemical fertilizer, especially a kind of preparation method of polymer reticulin fiber membrane-concentrated liquid fertilizer.
Background technology
Chemical fertilizer occupies critical role in agriculture prodn, be material investment maximum in the agriculture prodn, accounts for about 50% of its full scale production property expenditure.Agricultural practice shows that it is ubiquitous problem during chemical fertilizer uses that the combined influence of fertilizer character and edatope condition makes utilization rate of fertilizer low.At present external chemical fertilizer utilization ratio is about 50-55%, and China's chemical fertilizer utilization ratio is about 35%, and nutrient is usually through changing into the losses such as structure dissolubility phosphorus of indissoluble towards pouring, decomposition, water-soluble phosphorus.The too low meeting of the utilization ratio of chemical fertilizer causes the excess fertilising, and soil physical is constantly worsened, and can influence the raising of output and the quality of farm crop like this.Therefore, adopt the coating chemical fertilizer to be used to improve chemical fertilizer utilization ratio and become a kind of trend with the reduction environmental pollution.
Through retrieval, find many pieces of pertinent literatures, introduced the preparation that starch, FM, soluble cotton, Z 150PH, nitrogen phosphorus potassium and trace element etc. is applied to slowly-releasing or controlled release chemical fertilizer respectively, but all had bigger different with present patent application.
Summary of the invention
The objective of the invention is to overcome the weak point of prior art, a kind of preparation method who is rich in netted, the transparent polymer reticulin fiber membrane-concentrated liquid fertilizer of multiple element is provided.
The objective of the invention is to realize through following technical scheme:
A kind of preparation method of polymer reticulin fiber membrane-concentrated liquid fertilizer, it is characterized in that: step is:
(1) in reaction kettle, adds water by weight ratio, potassium, iron, copper are put into reaction kettle according to weight proportion, be heated to 60 ℃, 0.5 hour heat-up time, stir;
(2) in reaction kettle, add phosphorus, nitrogen by weight ratio, again reaction kettle is heated to 70 ℃, 40 minutes heat-up times, stir;
(3) in reaction kettle, add calcium, magnesium by weight ratio, keep 70 ℃ of reaction kettles, 40 minutes time, stir;
(4) in reaction kettle, add manganese, molybdenum by weight ratio, again reaction kettle is heated to 80 ℃, 40 minutes heat-up times, stir;
(5) in reaction kettle, add boron, zinc by weight ratio, again reaction kettle is heated to 80-85 ℃, 60 minutes heat-up times, stir;
(6) in reaction kettle, add W-Gum, CMC 99.5, sugar and Z 150PH by weight ratio, again reaction kettle is heated to 90-120 ℃, stir 90 minutes heat-up times, form mixing liquid;
(7), temperature 100-105 ℃, get product with the mixing liquid evaporation concentration.
And the formation and the weight percentage ranges thereof of said each raw material are respectively:
W-Gum: 10%-12%;
Z 150PH: 5-8%;
CMC 99.5: 15-18%;
Sugar: 10%;
Nitrogen phosphorus potassium: 35-45%;
Middle trace element: 8-12%;
All the other add water to 100%.
And the weight percent of each material is in the said nitrogen phosphorus potassium: nitrogen: 20%; Phosphorus: 10%; Potassium: 10%.
And each element and weight percent thereof are in the said middle trace element:
Calcium: 2%;
Magnesium: 2%;
Sulphur: 1.5%;
Manganese: 0.5%;
Boron: 2-3%;
Iron: 0.5%;
Zinc: 0.5%;
Molybdenum: 0.5%;
Copper: 0.5%.
Advantage of the present invention and positively effect are:
1, this preparation method utilize netted transparent film body for matrix with multiple fertilizer nutrient simmer down to one, utilize the burst size and the time of releasing of density and the coefficient of expansion control nutrient of reticular membrane, improve plant recovery of nutrient, prolong fertilizer efficiency.
2, the prepared fertilizer of this preparation method is under the effect of reticular membrane adhesive power; Can strengthen sticking power; Reduce rain, mist, the flushing of dew and a large amount of losses of the invisible fertilizer nutrient that the evaporation under the normal temperature brings that adverse weather causes; And can improve cold tolerance and the photosynthesis of farm crop, fertilizer nutrient is effectively absorbed.
3, this preparation method adopt CMC 99.5 that macromolecule organics such as W-Gum, Z 150PH, old cotton fabric extract and nitrogen phosphorus potassium and multiple in trace element pass through mutual neutralization reaction, technology such as crosslinked, synthetic; Prepare a kind of netted, transparent thickness film body concentrating liquid fertilizer that is rich in multiple element; Can reduce the leaching and the evaporation of fertilizer nutrient, realize that the utilization ratio of fertilizer nutrient reaches more than 85%; Simultaneously, consumes energy and discharge amount of exhaust gas can reduce 90%, reduce pollution of waterhead, soil compaction and atmospheric pollution, environmental protection and public nuisance free.
Embodiment
Further specify the present invention below in conjunction with the practical implementation method; It is emphasized that: to those skilled in the art, can improve or conversion, and all these improvement and conversion all should belong to the protection domain of accompanying claims of the present invention according to above-mentioned explanation.
A kind of preparation method of polymer reticulin fiber membrane-concentrated liquid fertilizer, its raw material constitutes and weight percent is respectively:
W-Gum: 10%-12%;
Z 150PH: 5-8%;
CMC 99.5: 15-18%;
Sugar: 10%;
Nitrogen phosphorus potassium: 35-45%;
Middle trace element: 8-12%;
All the other add water to 100%.
Comprise in the nitrogen phosphorus potassium:
Nitrogen: 20%;
Phosphorus: 10%;
Potassium: 10%;
Comprise in the middle trace element:
Calcium: 2%;
Magnesium: 2%;
Sulphur: 1.5%;
Manganese: 0.5%;
Boron: 2-3%;
Iron: 0.5%;
Zinc: 0.5%;
Molybdenum: 0.5%;
Copper: 0.5%.
This preparing method's step is:
(1) in reaction kettle, adds water by weight ratio, potassium, iron, copper are put into reaction kettle according to weight proportion, be heated to 60 ℃, 0.5 hour heat-up time, stir;
(2) in reaction kettle, add phosphorus, nitrogen by weight ratio, again reaction kettle is heated to 70 ℃, 40 minutes heat-up times, stir;
(3) in reaction kettle, add calcium, magnesium by weight ratio, keep 70 ℃ of reaction kettles, 40 minutes time, stir;
(4) in reaction kettle, add manganese, molybdenum by weight ratio, again reaction kettle is heated to 80 ℃, 40 minutes heat-up times, stir;
(5) in reaction kettle, add boron, zinc by weight ratio, again reaction kettle is heated to 80-85 ℃, 60 minutes heat-up times, stir;
(6) in reaction kettle, add W-Gum, CMC 99.5, sugar (being preferably caster sugar) and Z 150PH by weight ratio, again reaction kettle is heated to 90-120 ℃, stir 90 minutes heat-up times, form mixing liquid;
(7), temperature 100-105 ℃, get product with the mixing liquid evaporation concentration.
The above-mentioned concentrating liquid fertilizer that obtains when using, can dilute 20-200 and doubly use.
Through field experiment, for the operation of applying fertilizer of corn, wheat, fruit tree, stimulation ratio generally reaches 10.5-20%; With respect to general fertilizer, consumption reduces 1/4th.
Claims (4)
1. the preparation method of a polymer reticulin fiber membrane-concentrated liquid fertilizer, it is characterized in that: step is:
(1) in reaction kettle, adds water by weight ratio, potassium, iron, copper are put into reaction kettle according to weight proportion, be heated to 60 ℃, 0.5 hour heat-up time, stir;
(2) in reaction kettle, add phosphorus, nitrogen by weight ratio, again reaction kettle is heated to 70 ℃, 40 minutes heat-up times, stir;
(3) in reaction kettle, add calcium, magnesium by weight ratio, keep 70 ℃ of reaction kettles, 40 minutes time, stir;
(4) in reaction kettle, add manganese, molybdenum by weight ratio, again reaction kettle is heated to 80 ℃, 40 minutes heat-up times, stir;
(5) in reaction kettle, add boron, zinc by weight ratio, again reaction kettle is heated to 80-85 ℃, 60 minutes heat-up times, stir;
(6) in reaction kettle, add W-Gum, CMC 99.5, sugar and Z 150PH by weight ratio, again reaction kettle is heated to 90-120 ℃, stir 90 minutes heat-up times, form mixing liquid;
(7), temperature 100-105 ℃, get product with the mixing liquid evaporation concentration.
2. the preparation method of polymer reticulin fiber membrane-concentrated liquid fertilizer according to claim 1 is characterized in that: the formation and the weight percentage ranges thereof of said each raw material are respectively:
W-Gum: 10%-12%;
Z 150PH: 5-8%;
CMC 99.5: 15-18%;
Sugar: 10%;
Nitrogen phosphorus potassium: 35-45%;
Middle trace element: 8-12%;
All the other add water to 100%.
3. the preparation method of polymer reticulin fiber membrane-concentrated liquid fertilizer according to claim 2 is characterized in that: the weight percent of each material is in the said nitrogen phosphorus potassium: nitrogen: 20%; Phosphorus: 10%; Potassium: 10%.
4. the preparation method of polymer reticulin fiber membrane-concentrated liquid fertilizer according to claim 2 is characterized in that: each element and weight percent thereof are in the said middle trace element:
Calcium: 2%;
Magnesium: 2%;
Sulphur: 1.5%;
Manganese: 0.5%;
Boron: 2-3%;
Iron: 0.5%;
Zinc: 0.5%;
Molybdenum: 0.5%;
Copper: 0.5%.
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| CN 201110238617 CN102320886B (en) | 2011-08-19 | 2011-08-19 | Preparation method of polymer reticular fiber membrane condensed liquid fertilizer |
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| CN 201110238617 CN102320886B (en) | 2011-08-19 | 2011-08-19 | Preparation method of polymer reticular fiber membrane condensed liquid fertilizer |
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| CN102320886B CN102320886B (en) | 2013-11-06 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110256159A (en) * | 2019-07-19 | 2019-09-20 | 陕西科技大学 | A kind of water soluble polymer agricultural land soil hardening resisting agent and its application method |
| CN110256160A (en) * | 2019-07-19 | 2019-09-20 | 陕西科技大学 | A kind of complexing agent and its application method of agricultural land soil hardening resisting agent and fertilizer |
| CN115677412A (en) * | 2022-11-18 | 2023-02-03 | 西安德农生物科技有限公司 | Fertilizer capable of protecting fruit surfaces of crops and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4525197A (en) * | 1974-02-13 | 1985-06-25 | Schering Aktiengesellschaft | Fertilizer |
| CN1223246A (en) * | 1998-12-21 | 1999-07-21 | 徐新宇 | Rare earth composite nutritious liquid for flowers and plants |
| CN1472178A (en) * | 2003-06-20 | 2004-02-04 | 北京北农精准农业科技发展有限公司 | Fertilizer for medium and low output field |
| CN102026940A (en) * | 2008-03-11 | 2011-04-20 | 劳伦斯布鲁克工程有限责任公司 | Fertilizer suspension and method of preparation |
-
2011
- 2011-08-19 CN CN 201110238617 patent/CN102320886B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4525197A (en) * | 1974-02-13 | 1985-06-25 | Schering Aktiengesellschaft | Fertilizer |
| CN1223246A (en) * | 1998-12-21 | 1999-07-21 | 徐新宇 | Rare earth composite nutritious liquid for flowers and plants |
| CN1472178A (en) * | 2003-06-20 | 2004-02-04 | 北京北农精准农业科技发展有限公司 | Fertilizer for medium and low output field |
| CN102026940A (en) * | 2008-03-11 | 2011-04-20 | 劳伦斯布鲁克工程有限责任公司 | Fertilizer suspension and method of preparation |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110256159A (en) * | 2019-07-19 | 2019-09-20 | 陕西科技大学 | A kind of water soluble polymer agricultural land soil hardening resisting agent and its application method |
| CN110256160A (en) * | 2019-07-19 | 2019-09-20 | 陕西科技大学 | A kind of complexing agent and its application method of agricultural land soil hardening resisting agent and fertilizer |
| CN115677412A (en) * | 2022-11-18 | 2023-02-03 | 西安德农生物科技有限公司 | Fertilizer capable of protecting fruit surfaces of crops and preparation method thereof |
| CN115677412B (en) * | 2022-11-18 | 2024-02-23 | 西安德农生物科技有限公司 | Fertilizer capable of protecting crop fruit surfaces and preparation method thereof |
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| CN102320886B (en) | 2013-11-06 |
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Inventor after: Wu Qingshu Inventor before: Wu Qingshu |
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Address after: 300350 Tianjin city Jinnan District gegu town three village Patentee after: Tianjin Shiyide Fertilizer Co., Ltd. Address before: 300350 Tianjin city Beichen District gegu town three village Patentee before: Tianjin Shiyide Fertilizer Co., Ltd. |