CN107311818A - Phosphorus decomposing fixed nitrogen efficiently removes functional organic fertilizer of removing heavy metals and preparation method thereof - Google Patents
Phosphorus decomposing fixed nitrogen efficiently removes functional organic fertilizer of removing heavy metals and preparation method thereof Download PDFInfo
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- CN107311818A CN107311818A CN201710683425.0A CN201710683425A CN107311818A CN 107311818 A CN107311818 A CN 107311818A CN 201710683425 A CN201710683425 A CN 201710683425A CN 107311818 A CN107311818 A CN 107311818A
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- heavy metals
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- organic fertilizer
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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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Soil Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Fertilizers (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Functional organic fertilizer of removing heavy metals and preparation method thereof is efficiently removed the invention discloses a kind of phosphorus decomposing fixed nitrogen, the preparation method includes：1）PAL, cyclodextrin, silane coupler are carried out ball milling PAL powder is made；2）By PAL powder, PVP（Polyvinylpyrrolidone）Carry out haptoreaction PAL M materials are made with thiocarbamide；3）PAL M materials, feces of livestock and poultry, straw, dregs of beans, chlorella, azotobacter chroococcum, Bacillus megatherium, colloid bacillus cereus are carried out mixed fermentation the functional organic fertilizer that phosphorus decomposing fixed nitrogen efficiently removes removing heavy metals is made.There is phosphorus decomposing, fixed nitrogen and the excellent effect for efficiently removing removing heavy metals by functional organic fertilizer made from this method, while there is this method raw material to be easy to get and the simple advantage of process.
Description
Technical field
The present invention relates to organic fertilizer, in particular it relates to which a kind of phosphorus decomposing fixed nitrogen efficiently removes the functional organic fertilizer of removing heavy metals.
Background technology
Fertilizer, is to provide nutrient necessary to one or more kinds of plants, improves soil property, increases soil fertility
One class material of level.Wherein, fertilizer can be divided into inorganic fertilizer and organic fertilizer, and inorganic fertilizer is mainly single unit fertilizer
Material（Only contain a kind of nutrient element）And compound fertilizer（Containing two or more nutrient element）；And organic fertilizer is mainly and passed through
The fertilizer that organic matter is prepared from.Inorganic fertilizer has the advantages that fertilizer efficiency is fast, but there is the larger defect of environmental pollution, such as phosphorus
Pollution；Organic fertilizer has more environmentally friendly advantage, but it still has certain defect, and heavy metal is rich in as, and then
The content of beary metal that result in the plant of cultivation is higher.
The content of the invention
Functional organic fertilizer of removing heavy metals and preparation method thereof is efficiently removed it is an object of the invention to provide a kind of phosphorus decomposing fixed nitrogen,
There is phosphorus decomposing, fixed nitrogen and the excellent effect for efficiently removing removing heavy metals by functional organic fertilizer made from this method, while this method
It is easy to get with raw material and the simple advantage of process.
To achieve these goals, the functional organic fertilizer of removing heavy metals is efficiently removed the invention provides a kind of phosphorus decomposing fixed nitrogen
Preparation method, the preparation method includes：
1）By PAL（Palygorskite）, cyclodextrin, silane coupler carry out ball milling be made PAL powder；
2）By PAL powder, PVP（Polyvinylpyrrolidone）Carry out haptoreaction PAL-M materials are made with thiocarbamide；
3）By PAL-M materials, feces of livestock and poultry, straw, dregs of beans, chlorella, azotobacter chroococcum, Bacillus megatherium, colloid
Bacillus carries out mixed fermentation the functional organic fertilizer that phosphorus decomposing fixed nitrogen efficiently removes removing heavy metals is made.
Present invention also offers the functional organic fertilizer that a kind of phosphorus decomposing fixed nitrogen efficiently removes removing heavy metals, it is characterised in that the solution
The method that phosphorus fixed nitrogen efficiently goes the functional organic fertilizer of removing heavy metals above-mentioned is prepared.
In the above-mentioned technical solutions, cyclodextrin is coated on PAL's by the present invention by ball milling and silane coupler first
Surface, then by PVP as stabilizer by the thiourea modified surface in cyclodextrin clad, finally by PAL-M materials, poultry
Poultry manure, straw, dregs of beans, chlorella, azotobacter chroococcum, Bacillus megatherium, the co-fermentation of colloid bacillus cereus make
Obtaining obtained functional organic fertilizer has phosphorus decomposing, fixed nitrogen and the excellent effect for efficiently removing removing heavy metals；This method has raw material simultaneously
It is easy to get and the simple advantage of process.
Other features and advantages of the present invention will be described in detail in subsequent embodiment part.
Embodiment
The embodiment to the present invention is described in detail below.It should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The preparation method of the functional organic fertilizer of removing heavy metals, the preparation side are efficiently gone the invention provides a kind of phosphorus decomposing fixed nitrogen
Method includes：
1）By PAL（Palygorskite）, cyclodextrin, silane coupler carry out ball milling be made PAL powder；
2）By PAL powder, PVP（Polyvinylpyrrolidone）Carry out haptoreaction PAL-M materials are made with thiocarbamide；
3）By PAL-M materials, feces of livestock and poultry, straw, dregs of beans, chlorella, azotobacter chroococcum, Bacillus megatherium, colloid
Bacillus carries out mixed fermentation the functional organic fertilizer that phosphorus decomposing fixed nitrogen efficiently removes removing heavy metals is made.
The step 1 of the preparation method provided in the present invention）In, the consumption of each material can be selected in wide scope, but
It is in order that obtained functional organic fertilizer has more excellent phosphorus decomposing, fixed nitrogen and the effect for efficiently removing removing heavy metals；Preferably, exist
Step 1）In, PAL, cyclodextrin, the weight ratio of silane coupler are 1：0.3-0.5：0.05-0.15.
The step 1 of the preparation method provided in the present invention）In, the actual conditions of ball milling can be selected in wide scope,
But in order that obtained functional organic fertilizer has more excellent phosphorus decomposing, fixed nitrogen and the effect for efficiently removing removing heavy metals；Preferably,
In step 1）In, ball milling at least meets following condition：The mass ratio of big ball and bead is 2：The matter of 1.3-1.6, abrading-ball and material
Amount is than being 10：0.8-1.2, rotating speed is 1500-2000rpm, and Ball-milling Time is 25-35min.
The step 1 of the preparation method provided in the present invention）In, the species of silane coupler can be selected in wide scope
Select, but in order that obtained functional organic fertilizer has more excellent phosphorus decomposing, fixed nitrogen and the effect for efficiently removing removing heavy metals；It is preferred that
Ground, in step 1）In, silane coupler is selected from least one of coupling agent KH550, coupling agent KH560 and coupling agent KH570.
The step 2 of the preparation method provided in the present invention）In, the consumption of each material can be selected in wide scope, but
It is in order that obtained functional organic fertilizer has more excellent phosphorus decomposing, fixed nitrogen and the effect for efficiently removing removing heavy metals；Preferably, exist
Step 2）In, the weight ratio of PAL powder, PVP and thiocarbamide is 1：0.02-0.04：0.2-0.4.
The step 2 of the preparation method provided in the present invention）In, catalytic condition can be selected in wide scope,
But in order that obtained functional organic fertilizer has more excellent phosphorus decomposing, fixed nitrogen and the effect for efficiently removing removing heavy metals；Preferably,
In step 2）In, haptoreaction at least meets following condition：Reaction temperature is 80-110 DEG C, and the reaction time is 8-12h.
The step 3 of the preparation method provided in the present invention）In, the consumption of each material can be selected in wide scope, but
It is in order that obtained functional organic fertilizer has more excellent phosphorus decomposing, fixed nitrogen and the effect for efficiently removing removing heavy metals；Preferably, exist
Step 3）In, PAL-M materials, feces of livestock and poultry, straw, dregs of beans, chlorella, azotobacter chroococcum, Bacillus megatherium, colloid
The weight ratio of bacillus is 1：2-3：4-6：0.5-0.8：1-1.5：0.1-0.3：0.05-0.15：0.02-0.08.
The step 3 of the preparation method provided in the present invention）In, the condition of mixed fermentation can be selected in wide scope,
But in order that obtained functional organic fertilizer has more excellent phosphorus decomposing, fixed nitrogen and the effect for efficiently removing removing heavy metals；Preferably,
In step 3）In, mixed fermentation at least meets following condition：Fermentation temperature is 20-35 DEG C, and fermentation time is 36-72h.
The step 3 of the preparation method provided in the present invention）In, the specific species of straw can be selected in wide scope
Select, but in order that obtained functional organic fertilizer has more excellent phosphorus decomposing, fixed nitrogen and the effect for efficiently removing removing heavy metals；It is preferred that
Ground, in step 3）In, straw is selected from least one of wheat stalk, rice straw, broomcorn straw and rape stalk.
Present invention also offers the functional organic fertilizer that a kind of phosphorus decomposing fixed nitrogen efficiently removes removing heavy metals, it is characterised in that the solution
The method that phosphorus fixed nitrogen efficiently goes the functional organic fertilizer of removing heavy metals above-mentioned is prepared.
The present invention will be described in detail by way of examples below.
Embodiment 1
1）By PAL, cyclodextrin, silane coupler（Coupling agent KH550）According to 1：0.4：0.10 weight is than carrying out ball milling（Big ball
Mass ratio with bead is 2：1.4, the mass ratio of abrading-ball and material is 10：0.9, rotating speed is 1800rpm, and Ball-milling Time is
30min）So that PAL powder is made；
2）By PAL powder, PVP and thiocarbamide according to 1：0.03：0.3 weight ratio is in progress haptoreaction 10h at 100 DEG C with obtained
PAL-M materials；
3）By PAL-M materials, feces of livestock and poultry, straw（Wheat stalk）, dregs of beans, chlorella, azotobacter chroococcum, huge brood cell
Bacillus, colloid bacillus cereus are according to 1：2.5：5：0.7：1.3：0.2：0.10：0.06 weight ratio in 25 DEG C of mixed fermentation 50h with
The functional organic fertilizer A1 that phosphorus decomposing fixed nitrogen efficiently removes removing heavy metals is made.
Embodiment 2
1）By PAL, cyclodextrin, silane coupler（Coupling agent KH560）According to 1：0.3：0.05 weight is than carrying out ball milling（Big ball
Mass ratio with bead is 2：1.3, the mass ratio of abrading-ball and material is 10：0.8, rotating speed is 1500rpm, and Ball-milling Time is
25min）So that PAL powder is made；
2）By PAL powder, PVP and thiocarbamide according to 1：0.02：0.2 weight ratio is in progress haptoreaction 8h at 80 DEG C with obtained
PAL-M materials；
3）By PAL-M materials, feces of livestock and poultry, straw（Rice straw）, dregs of beans, chlorella, azotobacter chroococcum, huge brood cell
Bacillus, colloid bacillus cereus are according to 1：2：4：0.5：1：0.1：0.05：0.02 weight ratio is in 20 DEG C of mixed fermentation 36h with obtained
Phosphorus decomposing fixed nitrogen efficiently removes the functional organic fertilizer A2 of removing heavy metals.
Embodiment 3
1）By PAL, cyclodextrin, silane coupler（Coupling agent KH570）According to 1：0.5：0.15 weight is than carrying out ball milling（Big ball
Mass ratio with bead is 2：1.6, the mass ratio of abrading-ball and material is 10：1.2, rotating speed is 2000rpm, and Ball-milling Time is
35min）So that PAL powder is made；
2）By PAL powder, PVP and thiocarbamide according to 1：0.04：0.4 weight ratio is in progress haptoreaction 12h at 110 DEG C with obtained
PAL-M materials；
3）By PAL-M materials, feces of livestock and poultry, straw（Rape stalk）, dregs of beans, chlorella, azotobacter chroococcum, huge brood cell
Bacillus, colloid bacillus cereus are according to 1：3：6：0.8：1.5：0.3：0.15：0.08 weight ratio is in 35 DEG C of mixed fermentation 72h to make
Obtain the functional organic fertilizer A3 that phosphorus decomposing fixed nitrogen efficiently removes removing heavy metals.
Comparative example 1
Method according to embodiment 1 carries out that organic fertilizer B1 is made, unlike, step 3）In PAL-M materials are not used.
Comparative example 2
Method according to embodiment 1 carries out that organic fertilizer B2 is made, unlike, step 1）In be not used cyclodextrin.
Comparative example 3
Method according to embodiment 1 carries out that organic fertilizer B3 is made, unlike, step 2）In be not used PVP.
Comparative example 4
Method according to embodiment 1 carries out that organic fertilizer B4 is made, unlike, step 2）In be not used thiocarbamide.
Comparative example 5
Method according to embodiment 1 carries out that organic fertilizer B5 is made, unlike, step 2）In be not used azotobacter chroococcum.
Comparative example 6
Method according to embodiment 1 carries out that organic fertilizer B6 is made, unlike, step 2）In be not used Bacillus megatherium.
Comparative example 7
Method according to embodiment 1 carries out that organic fertilizer B7 is made, unlike, step 2）In be not used colloid bacillus cereus.
Application examples 1
The soil of the same area is applied fertilizer with the commercially available composite fertilizer of identical weight, organic fertilizer A1-A3 and B1-B7 respectively,
Then the nitrogen in the plant of cultivation, phosphorus, mercury element are detected after one month.Wherein, above-mentioned three detection Jun Yi cities
The embodiment of composite fertilizer's fertilising is sold as benchmark, that is, is designated as 1；The detection of phosphorus is cleared up molybdenum antimony resistance colorimetric method using dioxysulfate water and entered
OK, the detection of nitrogen is carried out using semi-micro-sample distillation, and the detection of mercury is carried out using nitric acid Water bath cold-atomic fluorescence spectrometry,
Concrete outcome is shown in Table 1.
Table 1
| Fertilizer | The content of nitrogen | The content of phosphorus | The content of mercury |
| Commercially available composite fertilizer | 1 | 1 | 1 |
| A1 | 1.58 | 1.22 | 0.12 |
| A2 | 1.86 | 1.26 | 0.18 |
| A3 | 1.77 | 1.30 | 0.15 |
| B1 | 1.59 | 1.18 | 0.89 |
| B2 | 1.62 | 1.20 | 0.92 |
| B3 | 1.34 | 1.22 | 0.88 |
| B4 | 1.49 | 1.25 | 0.90 |
| B5 | 0.89 | 1.24 | 0.22 |
| B6 | 1.02 | 1.05 | 0.20 |
| B7 | 1.11 | 1.07 | 0.23 |
By above-described embodiment, comparative example and application examples, the functional organic fertilizer that the present invention is provided has phosphorus decomposing, fixed nitrogen and efficiently
Go the excellent effect of removing heavy metals.
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited in above-mentioned embodiment
Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
1. a kind of phosphorus decomposing fixed nitrogen efficiently goes the preparation method of the functional organic fertilizer of removing heavy metals, it is characterised in that the preparation side
Method includes：
1）By PAL（Palygorskite）, cyclodextrin, silane coupler carry out ball milling be made PAL powder；
2）By the PAL powder, PVP（Polyvinylpyrrolidone）Carry out haptoreaction PAL-M materials are made with thiocarbamide；
3）By the PAL-M materials, feces of livestock and poultry, straw, dregs of beans, chlorella, azotobacter chroococcum, Bacillus megatherium,
Colloid bacillus cereus carries out mixed fermentation the functional organic fertilizer that phosphorus decomposing fixed nitrogen efficiently removes removing heavy metals is made.
2. heavy metals removal method according to claim 1, wherein, in step 1）In, the PAL, cyclodextrin, silane are even
The weight ratio for joining agent is 1：0.3-0.5：0.05-0.15.
3. heavy metals removal method according to claim 1, wherein, in step 1）In, the ball milling at least meets following
Condition：The mass ratio of big ball and bead is 2：The mass ratio of 1.3-1.6, abrading-ball and material is 10：0.8-1.2, rotating speed is 1500-
2000rpm, Ball-milling Time is 25-35min.
4. heavy metals removal method according to claim 1, wherein, in step 1）In, the silane coupler is selected from even
Join at least one of agent KH550, coupling agent KH560 and coupling agent KH570.
5. the heavy metals removal method according to any one in claim 1-4, wherein, in step 2）In, the PAL powder
The weight ratio at end, PVP and thiocarbamide is 1：0.02-0.04：0.2-0.4.
6. heavy metals removal method according to claim 5, wherein, in step 2）In, the haptoreaction is at least met
Following condition：Reaction temperature is 80-110 DEG C, and the reaction time is 8-12h.
7. heavy metals removal method according to claim 5, wherein, in step 3）In, the PAL-M materials, poultry
Poultry manure, straw, dregs of beans, chlorella, azotobacter chroococcum, Bacillus megatherium, the weight ratio of colloid bacillus cereus are 1：
2-3：4-6：0.5-0.8：1-1.5：0.1-0.3：0.05-0.15：0.02-0.08.
8. the heavy metals removal method according to claim 6 or 7, wherein, in step 3）In, the mixed fermentation is at least full
It is enough lower condition：Fermentation temperature is 20-35 DEG C, and fermentation time is 36-72h.
9. the heavy metals removal method according to claim 6 or 7, wherein, in step 3）In, the straw is selected from small
At least one of Wheat Straw, rice straw, broomcorn straw and rape stalk.
10. a kind of phosphorus decomposing fixed nitrogen efficiently removes the functional organic fertilizer of removing heavy metals, it is characterised in that the phosphorus decomposing fixed nitrogen is efficiently removed
The functional organic fertilizer of heavy metal is prepared by the method described in any one in claim 1-9.
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| CN109078611A (en) * | 2018-09-16 | 2018-12-25 | 安徽乐农环保科技有限公司 | Target heavy-metal adsorption material and preparation method thereof |
| CN117586075A (en) * | 2023-11-17 | 2024-02-23 | 天津大学 | Microalgae mineral organic fertilizer and preparation method and application thereof |
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Application publication date: 20171103 |