CN103351218B - Synergist for polyaspartic acid fertilizer and preparation method thereof - Google Patents
Synergist for polyaspartic acid fertilizer and preparation method thereof Download PDFInfo
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- CN103351218B CN103351218B CN201310243551.6A CN201310243551A CN103351218B CN 103351218 B CN103351218 B CN 103351218B CN 201310243551 A CN201310243551 A CN 201310243551A CN 103351218 B CN103351218 B CN 103351218B
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Abstract
The invention relates to a synergist for a polyaspartic acid fertilizer. The synergist is characterized by comprising, by mass percent, 10-35 parts of synergistic components, 15-50 parts of inorganic nutrient components and 2-8 parts of auxiliary components. A preparation method of the synergist for the polyaspartic acid fertilizer comprises: respectively weighing the synergistic components and the inorganic nutrient components according to the mass percent proportion, uniformly stirring and mixing the weighted synergistic components and the inorganic nutrient components, and then irradiating; adding the auxiliary components into the irradiated products, mixing, spraying, granulating and drying to obtain finish product. The synergist for the polyaspartic acid fertilizer is relatively good in water retention performance, and can promote crop absorption and thus improve quality and output of the crops. Meanwhile, the preparation method provided by the invention is simple, scientific and reasonable, and realizes goals of energy saving and environmental protection.
Description
Technical field
The invention belongs to chemical fertilizer technical field, relate in particular to a kind of poly aspartic acid fertilizer synergist of preparing taking poly aspartic acid as raw material and preparation method thereof.
Background technology
In recent years; nitrogen phosphorus potassium loss access in one crop system of soil under field condition has been carried out to much systematically research both at home and abroad, these researchs for from now in agriculture production rational use of chemical fertilizer, improve chemical fertilizer utilization ratio, the living environment etc. that reduces chemical fertilizer loss, to protect mankind all has great importance.The rate of utilization that for example can improve by various synergistic agent fertilizer, improves grain yield and reduces the pollution to environment.But, also Shortcomings of the preparation of existing raising chemical fertilizer utilization ratio and technical measures, the effect that existing preparation improves chemical fertilizer utilization ratio need to improve.Nitrogen use efficiency while how further improving chemical fertilizer application is still the problem that need to face for a long time in the art.
Poly aspartic acid (Polyaspartic acid) is the green chemical increasing day by day at global sales in recent years, and it is a kind of polyamino acid with carboxylic acid side chain, and fully biodegradable is environmentally friendly.In industrial today, environmental problem more and more causes people's attention, and the application of poly aspartic acid is people's concern extremely.
Superabsorbency water-absorbing resin is to absorb tens times of the own wts polymkeric substance to several thousand times of water, and it is crosslinked and form spacial framework through linking agent by water-soluble polymers, can absorb large water gaging and swelling.Traditional super-strong moisture absorbing resin polyacrylate water-absorbing resin, although low price, but Nonrenewable resources degrade slow, after degraded, environment and the mankind are had to larger negative impact.Poly aspartic acid water-absorbing resin is to generate polysuccinimide by aspartic acid polymerization, then, and hydrolysis, crosslinked forming, not only have outside good biological degradability and water absorbing properties, also have good biocompatibility, its metabolite is nontoxic, can be applicable to plant water keeping field.
As can be seen here, urgently exploitation is a kind of with low cost at present, and water retention property is strong, can promote preferably the absorption of crop to chemical fertilizer, improves the crop yield while fertilizer synergistic product of environmental protection again.
Summary of the invention
The present invention has designed a kind of polyaspartic acid fertilizer synergist and preparation method thereof, it is a kind of with low cost that its object is to provide, water retention property is strong, can promote preferably the absorption of crop to chemical fertilizer, improves the crop yield while fertilizer synergistic product of environmental protection again.
To achieve these goals, the present invention has adopted following technical scheme:
A kind of polyaspartic acid fertilizer synergist, is characterized in that: calculate and comprise building component 10-35 part, inorganic nutrients component 15-50 part and auxiliary component 2-8 part according to mass ratio.
Wherein, described building component is made up of poly aspartic acid 5-25 part and poly-aspartate derivant 5-15 part.
Wherein, described inorganic nutrients component comprises wilkinite 14-38 part, manganous sulfate 0.2-4 part, ferric sulfate 0.3-4 part, zinc sulfate 0.5-4 part.
Wherein, described auxiliary component is one or more the mixing in anion surfactant, nonionogenic tenside, water-soluble polymer and inorganic dispersant.
Wherein, described poly-aspartate derivant is poly aspartic acid water-absorbing resin.
The present invention also provides a kind of preparation method of polyaspartic acid fertilizer synergist to comprise the steps: step 1: take respectively building component and inorganic nutrients component according to massfraction ratio; Step 2: the building component that step 1 is taken and inorganic nutrients component are uniformly mixed, and then the product being uniformly mixed are carried out to radiation treatment; Step 3: get auxiliary component according to massfraction ratio, carry out mist projection granulating after then being added the Product mix after step 2 radiation treatment; Step 4: step 3 products obtained therefrom is dried and got product.
Wherein, described radiation treatment is to utilize Co
60ray is as source of radiation, and the dose rate of source of radiation is 30 × 10
-2gY/S, radiated time is 1500s.
Wherein, mist projection granulating is to carry out under 10% 3-chloro-phenyl-oxaminic acid aqueous solution Study On Spraying Condition described in step 3, and the diameter of the product particle after described mist projection granulating is 2mm-4mm.
Wherein, drying temperature is 85 DEG C described in step 4, and be 6h-48h time of drying.
The present invention also provides a kind of using method of polyaspartic acid fertilizer synergist, it is characterized in that: described polyaspartic acid fertilizer synergist uses with one or several the fertilizer that mixes in described nitrogenous fertilizer, phosphate fertilizer, potash fertilizer simultaneously, and the content that the usage quantity of described polyaspartic acid fertilizer synergist is building component is 0.01-5.5g/m
2.
the beneficial effect of poly aspartic acid fertilizer synergist of the present invention and preparation method thereof:
1, poly aspartic acid fertilizer synergist of the present invention can be improved soil efficiently, improves the quality and yield of crop.
2, poly aspartic acid fertilizer synergist of the present invention can improve the disease and insect resistance of kind of plant and ability resistant to lodging, improves surviving rate.
3, poly aspartic acid fertilizer synergist of the present invention can directly provide various nutrient elements to crop, favourable to the growth of crop, can stablize again fertilizer efficiency.
4, poly aspartic acid fertilizer synergist of the present invention has added poly aspartic acid water-absorbing resin and has greatly strengthened the water retention capacity of soil especially, can better promote plant evenly effectively to absorb the long-time of water.
5, poly aspartic acid fertilizer synergist of the present invention has also added especially wilkinite and makes this synergistic agent have better absorption property, the better nutriment favourable to plant growth in adsorption fertilizer and in air, make, around the root or cauline leaf that are fixed on crop that nutriment can be more permanent, to promote its absorption and growth.
6, poly aspartic acid fertilizer synergist of the present invention has no side effect, and noresidue is environmentally friendly, pollution-free, and its preparation method is simply scientific and reasonable, has realized generally the target of energy-conserving and environment-protective.
7, poly aspartic acid fertilizer synergist consumption of the present invention is few, saves cost, increases productive rate simultaneously, increases economic efficiency.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described:
embodiment 1
Polyaspartic acid fertilizer synergist calculates and comprises 10 parts of building components according to mass ratio, 3 parts of 15 parts of inorganic nutrients components and auxiliary components.Building component comprises 5 parts of 5 parts of poly aspartic acids and poly aspartic acid water-absorbing resins; Inorganic nutrients component comprises 14 parts of wilkinites, 0.2 part of manganous sulfate, 0.3 part, ferric sulfate, 0.5 part, zinc sulfate; Auxiliary component is that sulfonated lignin and sulphosuccinates are mixed according to the mass ratio of 1:1.5.
Take respectively building component and inorganic nutrients component according to massfraction ratio; The building component taking and inorganic nutrients component are uniformly mixed, then the product being uniformly mixed are being utilized to Co
60ray is as source of radiation, and the dose rate of source of radiation is 30 × 10
-2gY/S, carries out radiation treatment under the condition that radiated time is 1500s; Get auxiliary component according to massfraction ratio, carry out mist projection granulating after then being added the Product mix after radiation treatment under 10% 3-chloro-phenyl-oxaminic acid aqueous solution Study On Spraying Condition, the diameter of the product particle after mist projection granulating is 2mm.Mist projection granulating products obtained therefrom is dried to 15h at 85 DEG C to get product.
embodiment 2
Polyaspartic acid fertilizer synergist calculates and comprises 20 parts of building components according to mass ratio, 4 parts of 20 parts of inorganic nutrients components and auxiliary components.Building component comprises 8 parts of 12 parts of poly aspartic acids and poly aspartic acid water-absorbing resins; Inorganic nutrients component comprises 17 parts of wilkinites, 1 part of manganous sulfate, 1 part, ferric sulfate, 1 part, zinc sulfate; Auxiliary component is sucrose ester.
Take respectively building component and inorganic nutrients component according to massfraction ratio; The building component taking and inorganic nutrients component are uniformly mixed, then the product being uniformly mixed are being utilized to Co
60ray is as source of radiation, and the dose rate of source of radiation is 30 × 10
-2gY/S, carries out radiation treatment under the condition that radiated time is 1500s; Get auxiliary component according to massfraction ratio, carry out mist projection granulating after then being added the Product mix after radiation treatment under 10% 3-chloro-phenyl-oxaminic acid aqueous solution Study On Spraying Condition, the diameter of the product particle after mist projection granulating is 2.6mm.Mist projection granulating products obtained therefrom is dried to 20h at 85 DEG C to get product.
embodiment 3
Polyaspartic acid fertilizer synergist calculates and comprises 35 parts of building components according to mass ratio, 8 parts of 50 parts of inorganic nutrients components and auxiliary components.Building component comprises 10 parts of 25 parts of poly aspartic acids and poly aspartic acid water-absorbing resins; Inorganic nutrients component comprises 38 parts of wilkinites, 4 parts of manganous sulfates, 4 parts, ferric sulfate, 4 parts, zinc sulfate; Auxiliary component is that nano-titanium oxide and nano zircite are mixed according to the mass ratio of 1:6.
Take respectively building component and inorganic nutrients component according to massfraction ratio; The building component taking and inorganic nutrients component are uniformly mixed, then the product being uniformly mixed are being utilized to Co
60ray is as source of radiation, and the dose rate of source of radiation is 30 × 10
-2gY/S, carries out radiation treatment under the condition that radiated time is 1500s; Get auxiliary component according to massfraction ratio, carry out mist projection granulating after then being added the Product mix after radiation treatment under 10% 3-chloro-phenyl-oxaminic acid aqueous solution Study On Spraying Condition, the diameter of the product particle after mist projection granulating is 3.5mm.Mist projection granulating products obtained therefrom is dried to 35h at 85 DEG C to get product.
embodiment 4
Polyaspartic acid fertilizer synergist calculates and comprises 24 parts of building components according to mass ratio, 6 parts of 34 parts of inorganic nutrients components and auxiliary components.Building component comprises 6 parts of 18 parts of poly aspartic acids and poly aspartic acid water-absorbing resins; Inorganic nutrients component comprises 30 parts of wilkinites, 1 part of manganous sulfate, 1 part, ferric sulfate, 2 parts, zinc sulfate; Auxiliary component is polyacrylamide.
Take respectively building component and inorganic nutrients component according to massfraction ratio; The building component taking and inorganic nutrients component are uniformly mixed, then the product being uniformly mixed are being utilized to Co
60ray is as source of radiation, and the dose rate of source of radiation is 30 × 10
-2gY/S, carries out radiation treatment under the condition that radiated time is 1500s; Get auxiliary component according to massfraction ratio, carry out mist projection granulating after then being added the Product mix after radiation treatment under 10% 3-chloro-phenyl-oxaminic acid aqueous solution Study On Spraying Condition, the diameter of the product particle after mist projection granulating is 4mm.Mist projection granulating products obtained therefrom is dried to 40h at 85 DEG C to get product.
Poly aspartic acid is not fertilizer, neither hormone, in the situation that not applying fertilizer, only use it, and the growth of plant is not had to clear superiority.The poly aspartic acid that the equal relative molecular mass of matter is 3300-4500 is in the time of the root by plant or blade place supply plant, can strengthen the picked-up of plant to fertilizer, make plant more effectively utilize nutrient, the result of experiment shows, in identical rate of fertilizer application situation, use poly aspartic acid, can obviously increase the output of cereal; Obtain, in the situation of identical grain yield, can reducing the fertilizer amount of 1/2-1/3, greatly improve the ecotope in rural area.So poly aspartic acid applying in agricultural, has considerable economic benefit and great social benefit.
In conjunction with specific embodiments the present invention is carried out to exemplary description above; obvious realization of the present invention is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present invention and technical scheme to carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all in protection scope of the present invention.
Claims (6)
1. a polyaspartic acid fertilizer synergist, is characterized in that: calculate and comprise building component 10-35 part, inorganic nutrients component 15-50 part and auxiliary component 2-8 part according to mass ratio; Described building component is made up of poly aspartic acid 5-25 part and poly-aspartate derivant 5-15 part; Described inorganic nutrients component comprises wilkinite 14-38 part, manganous sulfate 0.2-4 part, ferric sulfate 0.3-4 part, zinc sulfate 0.5-4 part; Described auxiliary component is one or more the mixing in anion surfactant, nonionogenic tenside, water-soluble polymer and inorganic dispersant; Described poly-aspartate derivant is poly aspartic acid water-absorbing resin.
2. the preparation method of a polyaspartic acid fertilizer synergist claimed in claim 1 comprises the steps:
Step 1: take respectively building component and inorganic nutrients component according to massfraction ratio;
Step 2: the building component that step 1 is taken and inorganic nutrients component are uniformly mixed, and then the product being uniformly mixed are carried out to radiation treatment;
Step 3: get auxiliary component according to massfraction ratio, carry out mist projection granulating after then being added the Product mix after step 2 radiation treatment;
Step 4: step 3 products obtained therefrom is dried and got product.
3. the preparation method of polyaspartic acid fertilizer synergist according to claim 2, is characterized in that: described radiation treatment is to utilize Co
60ray is as source of radiation, and the dose rate of source of radiation is 30 × 10
-2gY/S, radiated time is 1500s.
4. according to the preparation method of the polyaspartic acid fertilizer synergist described in claim 2 or 3, it is characterized in that: described in step 3, mist projection granulating is to carry out under 10% 3-chloro-phenyl-oxaminic acid aqueous solution Study On Spraying Condition, and the diameter of the product particle after described mist projection granulating is 2mm-4mm.
5. the preparation method of polyaspartic acid fertilizer synergist according to claim 4, is characterized in that: described in step 4, drying temperature is 85 DEG C, and be 6h-48h time of drying.
6. the using method of a polyaspartic acid fertilizer synergist claimed in claim 1, it is characterized in that: described polyaspartic acid fertilizer synergist uses with one or several the fertilizer that mixes in described nitrogenous fertilizer, phosphate fertilizer, potash fertilizer simultaneously, and the content that the usage quantity of described polyaspartic acid fertilizer synergist is building component is 0.01-5.5g/m
2.
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103936521B (en) * | 2014-05-05 | 2016-04-13 | 四川普华聚得科技有限公司 | A kind of composite fertilizer and preparation method thereof |
| CN105622255A (en) * | 2015-12-23 | 2016-06-01 | 成都新柯力化工科技有限公司 | Synergist for fertilizer special for wheat and preparation method for synergist |
| CN106749900B (en) * | 2016-12-20 | 2019-01-08 | 郑州富谊联科技有限公司 | A kind of water solubility ter-polymers phosphate fertilizer synergist and its preparation method and application |
| CN107879824A (en) * | 2017-12-25 | 2018-04-06 | 中国科学院化学研究所 | A kind of multi-Functional Fertilizers synergistic compound and preparation method thereof |
| CN113816810B (en) * | 2021-10-14 | 2023-08-11 | 河北协同化学有限公司 | Polyaspartic acid liquid water-soluble fertilizer for preventing and treating physiological diseases of northern deciduous fruit trees and preparation method thereof |
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| CN102754572A (en) * | 2011-04-26 | 2012-10-31 | 北京化工大学 | Plant cultivating substrate as well as preparation method and application of same |
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| CN101190855A (en) * | 2007-12-03 | 2008-06-04 | 王秀梅 | Particle composite synergist and processing method thereof |
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| CN102754572A (en) * | 2011-04-26 | 2012-10-31 | 北京化工大学 | Plant cultivating substrate as well as preparation method and application of same |
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Owner name: WANG XINMIN Free format text: FORMER OWNER: YU LI Effective date: 20150626 |
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Effective date of registration: 20150626 Address after: 226400 No. 34 Jianghai Road, Rudong Town, Jiangsu County Patentee after: Wang Xinmin Address before: Jiangdong District 315040 Zhejiang city of Ningbo province was driving road No. 1088 building 001 room 05 (4-1) Patentee before: Yu Li |