CN103172473A - Smart controlled-release fertilizer - Google Patents
Smart controlled-release fertilizer Download PDFInfo
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- CN103172473A CN103172473A CN2012105336452A CN201210533645A CN103172473A CN 103172473 A CN103172473 A CN 103172473A CN 2012105336452 A CN2012105336452 A CN 2012105336452A CN 201210533645 A CN201210533645 A CN 201210533645A CN 103172473 A CN103172473 A CN 103172473A
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Abstract
The invention provides a smart controlled-release fertilizer. The fertilizer consists of the following components by weight ratio: 0.5%-0.2% of improved net structural polyacrylamide, 0.5%-0.8% of macromolecular lignin and the balance of nitrogen, phosphorus, potassium and other fillers, wherein the other fillers contain clay and an anti-blocking agent. According to the smart controlled-release fertilizer provided by the invention, the improved net structural polyacrylamide and the macromolecular lignin are added, so that a soil granular structure is obviously improved, soil hardening and acidifying can be relieved, and the air permeability and water-holding capacity of the soil are improved; and the fertilizer has functions of soil loosening and water holding, and stimulates root system growth, a vigorous fertilizer absorbing capability of the soil is maintained, the fertilizer application amount can be reduced, and the production and income of crops can be increased through applying the fertilizer which accounts for 70%-80% of the usage of a conventional compound fertilizer in an agricultural production process, so that environmental pollution is reduced.
Description
Technical field
The present invention relates to a kind of fertilizer, particularly a kind of intelligent control speed is fertile.
Background technology
Chinese agriculture is over more than 60 year, and the road of passed by a high investment, high production, high resource consumption is the huge consumption of agrochemical consumption in the time of high production.To the year two thousand thirty, along with China's population increases, for guaranteeing national food safety, will increase to 6,800 ten thousand tons by existing fertilizer variety and using method fertilizer demand amount according to initial estimate.
Therefore with quantity Development patterns and traditional habituation not the method for applying fertilizers scientifically will face following problem: 1, soil issues: Chinese arable land soil compaction, acidifying, microbial population suffer destruction, secondary salinization, effectively under deficient, the soil organic matter content of trace element the degradation problem continue to worsen, affect the farm crop healthy growth, the chemical fertilizer usage quantity increases, and affects people's health but crop yield does not increase and quality descends; 2, Mineral resources problem: owing to producing that chemical fertilizer needs the Mineral resources such as a large amount of potassium, phosphorus, sulphur, nitrogen and these resources of China are rich, China's sulphur whole dependence on import almost of being used for chemical fertilizers production for example; 3, environmental problem: use in a large number chemical fertilizer to cause interior ground freshwater lake eutrophication, blue-green algae, pasture and water grow thickly and have a strong impact on water system eubiosis groundwater pollution, and country has spent huge fund aspect the water resource pollution that causes due to agricultural pollution administering.
Be reserved resource, environment, and effectively to utilize water resources, mass substitution quantity be the road of Chinese fertilizer industry future development.Therefore along with the development of west high-efficiency agriculture, the particularly appearance of resin coated fertilizer and other slow-release fertilizers, as improving crop yield, do not rely on simple composite fertilizer, but physics and chemistry processing, treatment process have been introduced, the performances such as utilization rate of fertilizer and fertilizer efficiency are significantly improved, and the slow release fertilizer technology of China is also in development.But the coated fertilizer cost is too high at present, is difficult to meet the demand of Chinese agriculture.The disclosed low-cost environmental-protecting sustained-release fertilizer of China Patent No. ZL200710022749.6 of the prior art, a kind of composite sustained-release fertilizer that uses the polyacrylamide material to make is disclosed, but the polyacrylamide that this patent of invention is added is linear polymer, loss and release that can not fine control fertilizer, and the polyacrylamide that uses is undecomposable in soil, long-time use meeting contaminated soil, and cause the soil sealing, be unfavorable for plant growth.
Summary of the invention
For the defects that exists in prior art and problem, the purpose of this invention is to provide utilization rate of fertilizer high, water-soluble increase can not cause a kind of intelligent control speed of soil sealing and secondary pollution fertile.
In order to achieve the above object, the invention provides following technical scheme: a kind of intelligent control speed is fertile, is made of 0.5%-0.2% modified form reticulated structure polyacrylamide each component according to weight proportion, 0.5%-0.8% polymer wood quality, remaining ingredient are nitrogen, phosphorus, potassium and other fillers.
In technique scheme, described other fillers are: clay and anti-hard caking agent.
In technique scheme, described modified form reticulated structure polyacrylamide weight proportion is 0.2%, 0.3%, 0.4%, 0.5% arbitrary numerical value.
In technique scheme, described polymer wood quality is 0.8%, 0.7%, 0.6%, 0.5% arbitrary numerical value.
In technique scheme, described nitrogen, phosphorus, potassium and other fillers according to the ratio of weight proportion are: 95%: 5%.
In the fast fertilizer of intelligent control provided by the invention, interpolation modified form polyacrylamide and polymer wood quality can obviously be improved soil aggregate, alleviate soil compaction and acidifying, increase ventilation property, increase the soil water storage ability, have the water retaining function of loosening the soil, promote root growth, keep vigorous fertilizer sucting ability, and can reduce rate of fertilizer, in agriculture production, use the consumption that consumption of the present invention reaches traditional Chemical Mixed Fertilizer 70%-80% and just guarantee that crop yield increases income, lowered environmental pollution.
Embodiment
Below in conjunction with embodiments of the invention, technical scheme of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
It is fertile that the present embodiment 1 discloses a kind of intelligent control speed, formed by each component according to weight proportion, and 0.3% modified form reticulated structure polyacrylamide, 0.7% polymer wood quality, remaining ingredient is nitrogen, phosphorus, potassium and other fillers.
It is fertile that the present embodiment 2 discloses a kind of intelligent control speed, formed by each component according to weight proportion, and 0.4% modified form reticulated structure polyacrylamide, 0.6% polymer wood quality, remaining ingredient is nitrogen, phosphorus, potassium and other fillers.
It is fertile that the present embodiment 3 discloses a kind of intelligent control speed, formed by each component according to weight proportion, and 0.5% modified form reticulated structure polyacrylamide, 0.5% polymer wood quality, remaining ingredient is nitrogen, phosphorus, potassium and other fillers.
It is fertile that the present embodiment 4 discloses a kind of intelligent control speed, formed by each component according to weight proportion, and 0.2% modified form reticulated structure polyacrylamide, 0.8% polymer wood quality, remaining ingredient is nitrogen, phosphorus, potassium and other fillers.
In the technical scheme of above embodiment, described other fillers are: clay and anti-hard caking agent; Described nitrogen, phosphorus, potassium and other fillers according to the ratio of weight proportion are: nitrogen, phosphorus, the total component of potassium account for 95%, and other fillers account for 5%, and nitrogen, phosphorus, potassium can carry out 1: 1: 1 or other ratio collocation as required.
Principle of the present invention is: the plain polypropylene acid amides is linear polymer, be added in fertilizer, very limited to the fertilizer loss ability, and the high viscosity of common linear high polymer polyacrylamide can affect the release of fertilizer, the modified form polyacrylamide molecular structure that uses in the present invention is netted, the polymer wood quality has fine dispersiveness, both in conjunction with can be fertilizer nutrient and moisture net in soil after being manured into soil, modified form polyacrylamide molecular structure and polymer wood quality can form rapidly much small-sized netted reservoirs and nutrient pool in soil.Nutrient, moisture and soil are firmly combined, no longer leaching loss and the volatilization of nitrogen phosphorus potassium, phosphorus potash fertilizer is no longer by soil fixing, small-sized nutrient pool is fixed, thereby discharges nutrient speed, fully according to crop different times root system fertilizer sucting ability size, the root system pulling force that produces and accurately, evenly discharge nutrient and moisture, improve soil aggregate, this gives birth to salinification to eliminate soil, obviously increases the effect of soil water storage ability.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection domain with claim.
Claims (5)
1. an intelligent control speed is fertile, it is characterized in that: formed by each component according to weight proportion, and 0.5%-0.2% modified form reticulated structure polyacrylamide, 0.5%-0.8% polymer wood quality, remaining ingredient is nitrogen, phosphorus, potassium and other fillers.
2. intelligent control speed according to claim 1 is fertile, and it is characterized in that: described other fillers are: clay and anti-hard caking agent.
3. intelligent control speed according to claim 1 is fertile, and it is characterized in that: described modified form reticulated structure polyacrylamide weight proportion is 0.2%, 0.3%, 0.4%, 0.5% arbitrary numerical value.
4. intelligent control speed according to claim 1 is fertile, and it is characterized in that: described polymer wood quality is 0.8%, 0.7%, 0.6%, 0.5% arbitrary numerical value.
5. arbitrary described intelligent control of according to claim 1 to 4 is fast fertile, and it is characterized in that: described nitrogen, phosphorus, potassium and other fillers according to the ratio of weight proportion are: 95%: 5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210533645.2A CN103172473B (en) | 2012-12-12 | 2012-12-12 | Smart controlled-release fertilizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210533645.2A CN103172473B (en) | 2012-12-12 | 2012-12-12 | Smart controlled-release fertilizer |
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| CN103172473A true CN103172473A (en) | 2013-06-26 |
| CN103172473B CN103172473B (en) | 2015-04-01 |
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| CN201210533645.2A Active CN103172473B (en) | 2012-12-12 | 2012-12-12 | Smart controlled-release fertilizer |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103601578A (en) * | 2013-11-15 | 2014-02-26 | 烟台富迪康生物科技有限公司 | Water-retaining soil-loosening fertilizer |
| CN103880525A (en) * | 2014-03-04 | 2014-06-25 | 孙超 | Water-holding and soil-loosening fertilizer |
| CN105111005A (en) * | 2015-07-03 | 2015-12-02 | 河北沃野肥业有限公司 | Soil hardening preventing fertilizer and preparation method thereof |
| CN108558545A (en) * | 2018-06-22 | 2018-09-21 | 山东三方化工集团有限公司 | A kind of high efficiency composition organic fertilizer and preparation method thereof |
| 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 |
| CN111662128A (en) * | 2020-06-10 | 2020-09-15 | 吉林省林业科学研究院 | Drought-resistant slow-release saline-alkali soil conditioner and preparation method thereof |
| CN111868014A (en) * | 2018-02-09 | 2020-10-30 | 瑞南科技私人有限公司 | Intelligent release type nitrogenous fertilizer granule |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030074940A1 (en) * | 2001-10-19 | 2003-04-24 | Sexton Franklin Earl | Combination ammonium sulfate/drift reducing adjuvant and wet bond process for making the same |
| CN102173962A (en) * | 2011-01-07 | 2011-09-07 | 中国科学院合肥物质科学研究院 | Built-in screen type controlled-release urea as well as production method and application thereof |
| CN102746051A (en) * | 2011-04-19 | 2012-10-24 | 惠州市创之绿生态技术有限公司 | Lignin sustained-release fertilizer |
| CN102746052A (en) * | 2011-04-19 | 2012-10-24 | 惠州市创之绿生态技术有限公司 | Methylene urea (MU) sustained-release fertilizer |
-
2012
- 2012-12-12 CN CN201210533645.2A patent/CN103172473B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030074940A1 (en) * | 2001-10-19 | 2003-04-24 | Sexton Franklin Earl | Combination ammonium sulfate/drift reducing adjuvant and wet bond process for making the same |
| CN102173962A (en) * | 2011-01-07 | 2011-09-07 | 中国科学院合肥物质科学研究院 | Built-in screen type controlled-release urea as well as production method and application thereof |
| CN102746051A (en) * | 2011-04-19 | 2012-10-24 | 惠州市创之绿生态技术有限公司 | Lignin sustained-release fertilizer |
| CN102746052A (en) * | 2011-04-19 | 2012-10-24 | 惠州市创之绿生态技术有限公司 | Methylene urea (MU) sustained-release fertilizer |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103601578A (en) * | 2013-11-15 | 2014-02-26 | 烟台富迪康生物科技有限公司 | Water-retaining soil-loosening fertilizer |
| CN103601578B (en) * | 2013-11-15 | 2015-12-02 | 烟台富迪康生物科技有限公司 | A kind of water conservation loosens the soil fertilizer |
| CN103880525A (en) * | 2014-03-04 | 2014-06-25 | 孙超 | Water-holding and soil-loosening fertilizer |
| CN105111005A (en) * | 2015-07-03 | 2015-12-02 | 河北沃野肥业有限公司 | Soil hardening preventing fertilizer and preparation method thereof |
| CN111868014A (en) * | 2018-02-09 | 2020-10-30 | 瑞南科技私人有限公司 | Intelligent release type nitrogenous fertilizer granule |
| CN111868014B (en) * | 2018-02-09 | 2023-12-08 | 瑞南科技私人有限公司 | Intelligent release type nitrogen-containing fertilizer particles |
| CN108558545A (en) * | 2018-06-22 | 2018-09-21 | 山东三方化工集团有限公司 | A kind of high efficiency composition organic fertilizer and preparation method thereof |
| 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 |
| CN111662128A (en) * | 2020-06-10 | 2020-09-15 | 吉林省林业科学研究院 | Drought-resistant slow-release saline-alkali soil conditioner and preparation method thereof |
| CN111662128B (en) * | 2020-06-10 | 2022-08-05 | 吉林省林业科学研究院 | Drought-resistant slow-release saline-alkali soil conditioner and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103172473B (en) | 2015-04-01 |
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Address after: Double high road Gaochun Economic Development Zone, Nanjing city of Jiangsu Province, No. 210000 86-4 Patentee after: Beyondchem Life Technology Ltd. Address before: Castle Village dam town of Gaochun County in Nanjing city in 211301 in Jiangsu Province Patentee before: Beyondchem Life Technology Ltd. |