KR102043132B1 - The soil condittier compuond including a zeolite - Google Patents

Abstract

The present invention relates to a salt improving soil composition for zeolite containing zeolite, 10 to 25% by weight of dihydrate stone powder, 20 to 45% by weight of zeolite powder, 3 to 7% by weight of degreasing steel, chaff 3 to 7% by weight, charcoal 3 to 7% by weight of powder, 23 to 37% by weight of powder, 3 to 7% by weight of sodium sulfate, 3 to 9% by weight of phosphate compound, 3 to 9% by weight of silicon compound, and 1 to 5% by weight of microbial agent In other words, by adding a substance useful for soil improvement to the soil improver composition, the productivity of the crop is improved, and the greenery composition can be formed in salt paper including reclaimed land and landfill land.

Description

Salt improvement soil composition comprising zeolite {THE SOIL CONDITTIER COMPUOND INCLUDING A ZEOLITE}

The present invention relates to a salt improver composition for salt salt containing zeolite, and more particularly, through the inhibition of the introduction of sodium ions into the salt water of salt salt such as coastal landfills and reclaimed land, promotion of grain initiation and supply of nutrients. It relates to a soil improving agent composition for salt removal that can improve the properties of the soil.

Generally, it refers to land that is hampered by the growth of crops due to the increase of salt concentration due to the invasion of saline salts such as reclaimed land or landfills, or the evaporation of soil moisture. It has physicochemical properties that are very detrimental to the growth of plants, such as poor structure, lack of water retention in the soil, irregular particle sizes, lack of plant nutrients, low organic content and excess salts.

In particular, due to the increase in the capillary water containing salt from the groundwater level, the vegetation layer is difficult to grow due to poor growth of plants and poor drainage, so that partial settlement of the ground occurs and the development of plant roots is reduced. There is.

Accordingly, in order to create a planting ground in salt paper, the salt concentration of salt paper is reduced and the soil of the salt paper is transformed from a single grain structure into a productive swarm structure to improve water permeability, and at the same time improve water retention and bobbin power. It is essential to use soil improvers that can provide enough nutrients for growth.

On the other hand, Korean Patent No. 10-0746940 (Salt blocker using waste concrete and its manufacturing method) by using the waste concrete crushed high porosity to cut off the capillary phenomenon in which salinity rises from the basement, the soil of the coastal landfill land salt from salt Techniques for preventing wear are disclosed.

However, the above-described prior invention has a problem in that toxic substances such as heavy metals adversely affect the growth of plants such as trees and grasses when used in large quantities because the waste concrete belongs to the industrial waste group. And there is a problem that the growth of the plant is lowered over time to block nutrients.

Therefore, the present invention prevents the inflow of sodium ions by blocking the increase of salt-containing water from salted salt, and improves the vegetation environment of crops by supplying nutrients and reducing the salt concentration in the soil through adsorption of sodium ions. Its purpose is to provide a soil improver that helps to improve the quality of the soil.

In order to achieve the object of the present invention, the salt improving agent composition for salt salt containing zeolite is 10 to 25% by weight of dihydrate gypsum powder, 20 to 45% by weight zeolite powder, 3 to 7% by weight of skim steel, 3 to 7% chaff %, Charcoal powder 3-7 wt%, powder 23-37 wt%, sodium sulfate 3-7 wt%, phosphoric acid compound 3-9 wt%, silicon compound 3-9 wt%, and microbial agent 1-5 wt% It is characterized by.

According to an embodiment of the present invention, by adding zeolite and dihydrate gypsum having excellent catalytic ability (CEC) to promote the chemistry as a composition of the soil modifier, it is possible to suppress the increase of moisture containing sodium ions, thereby efficiently reducing the salt concentration in the soil of salted ground. There is an effect that can be reduced.

In addition, according to an embodiment of the present invention, after forming a coating on the mixed powder of zeolite and dihydrate gypsum, which is a mineral, heat treatment induces expansion of the pores, thereby improving water permeability and air permeability. It can be granulated with a high grain structure, thereby improving the water holding capacity and the binding power, and there is an effect of supplying sufficient nutrients necessary for plant growth.

In addition, since the useful materials for soil improvement, such as skim steel, charcoal powder, rice hulls, powder, and microbial materials, are added to the soil improvement product, the productivity of crops can be improved, and thus, the salty areas including reclaimed land and coastal landfills can be improved. There is an effect that greenery composition becomes possible.

1 is a view showing an embodiment in which a film is formed on the mineral material according to an embodiment of the present invention.
2 is a view showing an embodiment in which the pore of the soil proceeds according to an embodiment of the present invention.

In the following, various embodiments and / or aspects are now disclosed with reference to the drawings. In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more aspects. However, it will also be appreciated by one of ordinary skill in the art that this aspect (s) may be practiced without these specific details. The following description and the annexed drawings set forth in detail certain illustrative aspects of the one or more aspects. However, these aspects are exemplary and some of the various methods in the principles of the various aspects may be used and the descriptions described are intended to include all such aspects and their equivalents.

As used herein, “an embodiment”, “an example”, “aspect”, “an example”, and the like, may not be construed that any aspect or design described is better or advantageous than other aspects or designs. .

In addition, the terms "comprises" and / or "comprising" mean that such features and / or components are present, but exclude the presence or addition of one or more other features, components, and / or groups thereof. It should be understood that it does not.

In addition, terms including ordinal numbers such as first and second may be used to describe various components, but the components are not limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as the second component, and similarly, the second component may also be referred to as the first component. The term and / or includes a combination of a plurality of related items or any item of a plurality of related items.

In addition, in the embodiments of the present invention, unless otherwise defined, all terms used herein including technical or scientific terms are generally understood by those skilled in the art to which the present invention belongs. It has the same meaning. Terms such as those defined in the commonly used dictionaries should be interpreted as having meanings consistent with the meanings in the context of the related art, and ideally or excessively formal meanings are not defined clearly in the embodiments of the present invention. Not interpreted as

Soil improver composition for salt salt containing a zeolite of the present invention is designed for the composition of salt ground plants such as seashore landfills and reclaimed land, to block the rise of moisture containing salt from salted land to inhibit the inflow of sodium ions It is designed to improve the vegetation environment of crops by supplying nutrients and reducing salt concentration in soil through adsorption of sodium ions.

Hereinafter will be described in detail with respect to the salt improver composition for salt salt containing the zeolite of the present invention.

According to an embodiment of the present invention, the salt improving soil composition for zeolite containing zeolite is 10 to 25% by weight of dihydrate stone powder, 20 to 45% by weight of zeolite powder, 3 to 7% by weight of skim steel, and 3 to 7% by weight of chaff. 3 to 7 wt% charcoal powder, 23 to 37 wt% powder, 3 to 7 wt% sodium sulfate, 3 to 9 wt% phosphoric acid compound, 3 to 9 wt% silicon compound, and 1 to 5 wt% microbial agent Can be configured.

Isu gypsum (SaSO ₄ 2H ₂ O) is added to supplement the decontamination ability, and the above-mentioned gypsum gypsum has a relatively low solubility in addition to the decontamination ability, so it does not cause excessive calcium, so the growth of roots during crop cultivation is less likely to be inhibited. have. Meanwhile, Isu plaster may be added 10 to 25% by weight of the total weight of the soil improving composition.

In this case, the amount of the above-mentioned additives may be deficient in the decontamination effect of the soil improving agent when the dihydrate gypsum is added in the composition less than 10% by weight. Since it is difficult, it is preferable to use the addition amount within the range mentioned above.

The above-mentioned zeolites generally refer to minerals that are aluminum silicate hydrates of alkali and alkaline earth metals, and have many kinds in common but have common properties such as crystal properties, acid phase (calculated state) and high water content. In general, it is colorless transparent or white translucent, and structurally, the bonds between the atoms are loose, so that the skeleton remains intact even when heated to release the water filling therebetween.

In addition, zeolite has a high cation substitution capacity (CEC), which is an ability to adsorb and preserve cations, and selectively adsorbs substitutional ions such as calcium, magnesium, and sodium, and thus removes heavy metals, nitrogen, and phosphorus, and prevents plant growth. It has the effect of mitigating.

Due to the characteristics of these zeolites, zeolites are generally used as adsorbents and also as molecular sieves (materials capable of passing only molecules having a certain size) to separate particulates of different sizes.

In other words, when zeolite is used as a soil improving agent, it absorbs sodium ions contained in the salt water of salted salt, thereby preventing the increase of moisture containing salts, and promoting pores of the soil to promote large and small pores. Formed with excellent breathability, drainage, and increased water retention, soils suitable for growing crops can help to improve the physicochemical properties of salt ponds.

On the other hand, when the zeolite described above is used as a composition according to an embodiment of the present invention, the weight may be added in 20 to 45% by weight of the total weight of the soil improver composition, when added to less than 20% by weight, The decontamination effect and the effect of promoting the porosity of the soil may be insignificant, and when it is added in excess of 45% by weight, it may cause the elution of additional sodium ions to the soil in need of decontamination.

Degreasing steel leaves the degreasing steel when oil is extracted from rice bran. The degreasing steel still contains multiple nutrients such as protein starch, polysaccharides, vitamins, minerals and fiber even after the oil is removed. It can be used as a source of fertilizing soil and providing multiple nutrients to crops.

On the other hand, in one embodiment of the present invention, the degreasing steel described above may be added in 3 to 7% by weight of the total weight as a composition of the soil improving agent.

At this time, when the addition amount of the degreasing steel is 3% by weight or less, the effect of nutrition supply may be insignificant, and when it exceeds 7% by weight, weight ratio imbalance with other components may occur, it is preferable to use the addition amount in the above-described range. .

The chaff may be added as a composition of the soil improver at 3 to 7% by weight of the total weight, and when added to less than 3% by weight, the effects described later may be insignificant, and when added in excess of 7% by weight. It is preferable to use the addition amount in the above-mentioned range because an imbalance in weight ratio with other components may occur.

On the other hand, chaff is effective in improving the water content and drainage of the soil when used as a soil improving agent, and the pH of the chaff is 6.2, which is slightly acidic, 26.5% of carbohydrates and 1.9% to 3.7% crude protein. The C / N ratio (111.3) is high.

As an example, the rice hull, water and maturation accelerator is mixed with the expanded chaff and raw chaff swelled at a temperature of 80 to 100 ℃, pressure of 10 ~ 15kgf / cm ³ water content at 10 to 50 ℃ ℃ 10 to Any of the cooked chaff fermented to 25 wt% may be used.

When the expanded chaff is used, the chaff softens the tissue by swelling, absorbs nitrogen and moisture well, and can be used as an excellent compost and soil improving agent. It can be expected to be a side effect such as reduction of transportation, storage, and logistics costs by greatly reducing to 1/4.

In another embodiment, when the raw chaff, which is formed by mixing the raw chaff with water and a maturation accelerator, under fermentation under the above-described conditions, is used as the composition of the soil modifier, the rich carbohydrate contained in the chaff becomes a food source for the microorganism. The culture can be vigorous and has the effect of performing functions such as pH, moisture and oxygen supply suitable for microbial growth.

Charcoal powder is excellent in soil improvement effect, and especially neutralizes acidified soils, and can reduce the risk of heavy metals that can accumulate in the human body through crops by adsorbing and insolubilizing heavy metals present in the soil. Negative ions and far-infrared rays generated by the body activate the microorganisms in the soil and restore the soil ecosystem.

In addition, charcoal is a material having a porous structure with numerous pores, so it is excellent in adsorption of microorganisms, inhibits fermentation of anaerobic decay bacteria in the soil, and enables oxygen supply to the roots of crops. By adjusting, the water holding power is excellent.

On the other hand, in one embodiment of the present invention, when the particle size of the charcoal powder is used in the powder of too fine size, since the absorption power of the penetrating liquid is reduced, using a powder of the size of 0.1 to 2mm, 3 to 7 weight of the total weight % Is preferably added.

At this time, the addition amount of the charcoal powder is less than 3% by weight, the effect of the charcoal powder may be insignificant, and when the amount of the charcoal powder is added in excess of 7% by weight may cause an imbalance in the weight ratio with other components. Preference is given to using.

Powder is a mature manure of horses, which is added for fertility of soil (organic fertilizer), which promotes soil corrosion and supplies urea, which, unlike chemical fertilizers, can provide nutrients continuously. It can be effective.

In addition, soil erosion improves the soil's breathability, water-retaining ability, and binding ability by raising soil particles, and improves permeability to prevent soil erosion during rainfall, thereby nourishing crops and improving soil physicochemical properties. Therefore, the increase of crops, as well as the use of chemical fertilizers and pesticides are effective to contribute to environmental conservation.

On the other hand, the powder may be added in a ratio of 23 to 37% by weight of the total weight, in an embodiment of the present invention when the powder is added to 23% by weight or less, problems may occur in the nutrition supply, 37% by weight If exceeded, an imbalance in weight ratio with other components may occur, and the cost of the product increases due to the high aged powder.

Sodium sulfate is an insoluble salt that binds sodium present in seawater to suppress the influx of sodium ions, provides sulfur components necessary for plant growth, and ammonia nitrogen and phosphorus contained in the above-mentioned powders by microbial growth reaction. By providing nitrogen and phosphorus necessary for plant growth, it can perform the function of providing basic nutritional elements essential for plant growth.

On the other hand, sodium sulfate in the present invention may be added in a ratio of 3 to 7% by weight of the total weight, when added in less than 3% by weight, the decontamination effect may appear insignificant, when added in excess of 7% by weight It is preferable to use the above-mentioned addition amount because unbalance in weight ratio with other components may occur.

Phosphoric Acid Compound As an example, H ₃ PO ₄ , Na ₃ PO ₄ , Na ₂ HPO ₄ , NaH ₂ PO ₄ , K ₃ PO ₄ , K ₂ HPO ₄ , KH ₂ PO ₄ , Soluble Ratio, Thomas In Ratio, NH ₄ H ₂ PO ₄ , (NH ₄ ) ₂ HPO ₄ , CaHPO ₄ , Ca (H ₂ PO ₄ ) _{2 It} may be at least one of the superphosphate lime and the superphosphate lime, 3 to 9% by weight of the total weight is preferably added. Do.

At this time, when the addition amount of the above-mentioned phosphate compound is added less than 3% by weight, the effect on the improvement of the soil may be insignificant, and when added in excess of 7% by weight, an unbalance of the weight ratio with other components may occur. Since it exists, it is preferable to use the addition amount mentioned above.

As the above-mentioned phosphoric acid compound is added as a composition of the soil improving agent, it can help to stabilize the soil and to help the smooth growth of crops.

The silicon compound may be, for example, at least one of SiO ₂ , CaSiO ₃ , CaOSiO ₂ , K ₂ SiO ₃ , Na ₂ SiO ₃ , and siliceous fertilizer, and 3 to 9% by weight of the total weight is added. desirable.

On the other hand, when the silicon compound is used as a soil improving agent, it has the effect of correcting the acidity of the salted soil, and strengthening the cell wall of the crops planted in the salted field to protect the crop from pests.

The microbial agent may be added in an amount of 1 to 5% by weight of the total weight when used in the soil improving agent, and when added to less than 1% by weight, the effect on soil improvement may be insignificant. In addition, when added in excess of 5% by weight, it is preferable to use the above-mentioned addition amount because unbalance in weight ratio with other components may occur.

In one embodiment, a microbial agent including at least one of Bacillus subtilis, Lactobacillus, yeast, Aspergillus plabus and cyano bacteria may be used as the microbial agent described above in the present invention.

When used as a composition of the soil improving agent, the above-mentioned microbial agent has an effect of improving soil improvement, crop growth, quality improvement, pest reduction, and shelf life, and more specifically, the above-described Bacillus subtilis, such as glucose As an organic-degrading microorganism that anaerobicly metabolizes sugars and starches, it has an excellent effect, especially in mass decomposition, soil improvement, environmental purification, prevention of pests and promotion of absorption of nutrients.

Lactobacillus is one of the lactic acid bacteria that decompose sugars to make lactic acid, and like Bacillus subtilis described above, has an excellent effect on material decomposition, soil improvement, environmental purification, pest prevention, and nutrient absorption promotion.

Yeast biosynthesizes effective materials for crops based on plant root secretions, amino acids and sugars from photosynthetic bacteria, and organic matter in soil, and bioactive substances such as hormones made from yeasts activate root and cell division. There is an effect of producing and providing a substrate for the growth of microorganisms.

Aspergillus plabus is a fungus of the asymptomatic yeast fungus, which is effective for the production of esters in the soil, prevents the occurrence of harmful insects and is effective in separating odors. Cyanobacteria, one of photosynthetic bacteria, has excellent organic decomposition ability It is effective in purifying ability and can be usefully used as a source of microorganisms in soil improving agents.

On the other hand, the mineral zeolite in the above-described composition may be added as a powder when added to the soil improving agent as a composition, wherein the particle size of the powder is 100 to 250 mesh (mesh), by mixing and stirring in a stirrer to form a mixed powder The mixed powder may be added after spraying one of an ammonium molybdate solution and a sodium molybdate solution to form a coating on the surface of the mixed powder.

1, FIG. 1 is an embodiment in which a film is formed on a mineral material according to an embodiment of the present invention.

Referring to FIG. 1, a solution of any one of an ammonium molybdate solution and a sodium molybdate solution is sprayed onto the mixed powder 100 formed by mixing and stirring the above-described dihydrate gypsum and zeolite. ) Is formed.

On the other hand, by adding zeolite and dihydrate gypsum, which have excellent cation adsorption capacity, as a composition of the soil modifier, it is possible to effectively suppress the increase of water containing sodium ions, thereby effectively reducing the salt concentration in the salt salted soil. It can be useful as, the coating powder (110) by using the ammonium molybdate solution and sodium molybdate solution in the above-mentioned mixed powder 100, it is possible to supplement the trace elements lacking in the main material minerals, Accordingly, there is an effect that can effectively improve the physical and chemical properties of the soil at the same time can exhibit excellent properties when used as a soil improver.

Meanwhile, the mixed powder 100 mixed in the stirrer and uniformly formed with the coating 110 may be added as a composition after volume expansion is performed by heat treatment at 150 to 250 ° C. for 5 to 20 minutes.

At this time, the heat treatment of the mixed powder 100 is to expand the structure of the pores by removing the moisture of each of the minerals constituting the mixed powder 100, the mixed powder 100 subjected to this heat treatment process is soil When added as a modifier, water can be removed from the pores in the mineral to provide a number of pores in which microorganisms can act, thereby promoting the fermentation smoothly, improving air permeability and water-retaining ability to prevent the obstacles due to high salt concentration of salt salt. There is an effect that can be solved.

Referring to FIG. 2, FIG. 2 illustrates an embodiment in which poreization of soil proceeds according to an embodiment of the present invention.

In general, the soil has a single grain structure consisting of a single grain 200 and the standing structure 210 to form a herd in a group of single grains. The grain joining structure 210 is a structure in which large pores and small pores are mixed to increase porosity, thereby increasing capillary and non-capillary pores, thereby greatly improving the moisture storage capacity, and thus, may be an advantageous soil for crop cultivation.

On the other hand, it is known that the salted soil contains a large amount of sodium ions, and the sodium ions are adsorbed to the soil particles to disperse the soil particles, thereby destroying the grain structure 210 of the soil.

According to one embodiment, when the soil improvement composition of the present invention is fertilized in the salt solution described above, zeolite and dihydrate gypsum having excellent cation adsorption capacity are added to the soil improver composition to suppress the increase in moisture containing sodium ions, thereby salting. The salt concentration in the soil can be effectively reduced, and in particular, after forming a film on the mixed powder of zeolite and dihydrate gypsum, the soil is heat treated to induce expansion of the pores, thereby improving water permeability and air permeability. It can be granulated with a high productivity grain structure, and as shown in FIG. 2, there exists an effect that a physical property can be changed into the soil of a grain structure as a grain structure.

In addition, degreasing steel, charcoal powder, rice hulls, ground meal and microbial preparations included in the soil improver composition according to an embodiment of the present invention provide a trace element that is beneficial to the soil, thereby promoting the growth of crops and increasing the yield. You can also expect the effect.

In addition, it is possible to improve the permeability of soil by improving its permeability, thereby preventing soil erosion during rainfall, thereby supplying nutrients to crops and improving the physicochemical properties of the soil, as well as increasing the crop's chemical fertilizer and There is an effect that can contribute to the conservation of the environment by reducing the use of pesticides.

Although the embodiments have been described with reference to the limited embodiments and the drawings, those skilled in the art will understand that various modifications and variations are possible from the above description. The terms "comprise", "comprise" or "having" described above mean that a component without a particularly opposite description may be included, and thus, other components are not excluded. It should be construed as more inclusive. In addition, the protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be construed as being included in the scope of the present invention.

Claims (7)

In the salt improver composition for salt removal containing zeolite,
10 to 25% by weight of hydrated stone powder, 20 to 45% by weight of zeolite powder, 3 to 7% by weight of degreasing steel, 3 to 7% by weight of chaff, 3 to 7% by weight of charcoal powder, 23 to 37% by weight of powder, sodium sulfate 3 to 7 wt%, 3-9 wt% of phosphate compounds, 3-9 wt% of silicon compounds, and 1-5 wt% of microbial agents,
The zeolite powder and dihydrate gypsum powder, which are minerals,
The particle size is 100 to 250 mesh, mixed and stirred in a stirrer to form a mixed powder, wherein the mixed powder is sprayed with a solution of any one of ammonium molybdate solution and sodium molybdate solution to form a film on the surface of the mixed powder Become,
The mixed powder in which the film is formed,
Characterized in that the mixed powder is heat-treated at 150 to 250 ℃ for 5 to 20 minutes to expand the pore structure by removing the moisture of the mineral material,
The microbial agent,
A microbial agent comprising at least one of Bacillus subtilis, Lactobacillus, yeast, Aspergillus flavus and cyanobacteria,
The chaff,
The raw rice husk was mixed with water and the ripening accelerator and added in the form of the cooked rice husk fermented at a temperature of 50 to 80 ° C. until the water content was 10 to 25 wt%.
A salt improver composition for salt removal comprising zeolite, characterized in that the growth of the microorganism is carried out by using the carbohydrate contained in the cooked chaff as a food supply source of the microorganism cultured by the microorganism preparation.
delete delete The method of claim 1,
The phosphate compound,
H ₃ PO ₄ , Na ₃ PO ₄ , Na ₂ HPO ₄ , NaH ₂ PO ₄ , K ₃ PO ₄ , K ₂ HPO ₄ , KH ₂ PO ₄ , Soluble Ratio, Thomas In Ratio, NH ₄ H ₂ PO ₄ , (NH ₄ ) ₂ HPO ₄ , CaHPO ₄ , Ca (H ₂ PO ₄ ) ₂ , a soil improvement agent composition for salt removal comprising a zeolite, characterized in that at least any one of lime and superphosphate lime.
The method of claim 1,
The silicon compound,
A soil-improving product for salt removal including zeolite, which is at least one of SiO ₂ , CaSiO ₃ , CaOSiO ₂ , K ₂ SiO ₃ , Na ₂ SiO ₃ , and siliceous fertilizer.
delete delete

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