CN100513361C - fertilizer combination - Google Patents
fertilizer combination Download PDFInfo
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- CN100513361C CN100513361C CNB2004800231706A CN200480023170A CN100513361C CN 100513361 C CN100513361 C CN 100513361C CN B2004800231706 A CNB2004800231706 A CN B2004800231706A CN 200480023170 A CN200480023170 A CN 200480023170A CN 100513361 C CN100513361 C CN 100513361C
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Abstract
A process for preparing a fertilizer composition, characterized in that it comprises the following steps: a) reacting a humified fossil material, which is selected from the group comprising leonardite, lignite, xylite and peat, in water in the presence of gluconic acid; and b) subsequently adding to the mixture an alkaline agent in such a quantity as to adjust the pH to a basic value.
Description
The present invention relates to a kind of method of Ru 2006101161 and Ru 2006101161 that is made by described method of preparing, described method is used content of humic acid high fossil material, particularly leonardite ore.
Leonardite is a kind of oxidised form of brown coal, has originated for some time as organic materials (particularly humic acid and fulvinic acid), and leonardite is used to regulate the growth of plant with the additive that deals with soil.
US 4 698 090 has described the method that a kind of preparation is used for the liquid composition of coordinate plant growth, wherein in 77-107 ℃, water-bearing media, with leonardite ore and organic sequestering agent reaction.Used sequestrant is ammonium salt or metal-salt or the glutamine and the synthetic organic sequestering agent (for example EDTA) of alcohol acid (for example particularly glyconic acid, glucoheptonic acid, tartrate, tartronic acid, tetrahydroxyadipic acid, saccharic acid, pentanedioic acid and L-glutamic acid).
After this reaction was finished, described method is optional regulated the pH value by adding sodium hydroxide or potassium hydroxide, and liquid phase separation is used as fertilizer.
US 4 786 307 has described a kind of method for preparing the micronutrient element liquid composition, wherein in the pH value greater than 2.5 times, in the presence of alcohol acid, the extract of leonardite ore in water mixed with the cationic metal salt of micronutrient element metal with the reaction product of the sequestrant of being made up of hydroxy-acid salt, in this reaction mixture, add anhydrous ammonia subsequently, so that the pH value is adjusted to 7.5-9.
The present invention relates to a kind of improved method for preparing fertilizer, described fertilizer is liquid form or solid form, has improved performance and broad range of applicability.
Particularly, the present invention relates to a kind of method for preparing Ru 2006101161, it is characterized in that said method comprising the steps of, fossil material and glyconic acid are reacted in water, add alkaline reagents subsequently in described mixture, extract humic acid material up to the pH value for alkalescence, the degree of humification of described fossil material is high and be selected from leonardite, brown coal, amosite asbestos and mud coal, described alkaline reagents is preferably potassium hydroxide or ammonium hydroxide, and described pH value is preferably greater than 9.
The invention still further relates to a kind of Ru 2006101161, described composition can be made by above-mentioned method; Described Ru 2006101161 comprises glyconic acid and is included in the humic acid in the described fossil material and/or the reaction product of fulvinic acid, and with the extraction of ammonium hydroxide or potassium hydroxide, this hereinafter composition is called glucose humate (glucohumate) complex compound.
The preferred high fossil material of degree of humification is a leonardite, and the content of preferred humic acid is greater than 80% weight.Below mention and use leonardite as preferable material, what should understand is the fossil material that also can use above-mentioned other.
In the first step of the inventive method, the leonardite (for example step sizing is 50-300 μ m) of fine grinding is mixed the softening water or the spring of preferably low sodium of water and low sulfur content in water; The consumption of leonardite accounts for the 20-35% of water weight usually, and under any circumstance this amount will be enough to make mixture or under agitation retainable suspension.
Glyconic acid (being generally 50% the glyconic acid aqueous solution) with technical grade adds in the mixture of leonardite and water subsequently, simultaneously with this mixture gentle agitation.
In the presence of glyconic acid, the first step reactions steps of carrying out in water preferably is lower than 60 ℃ in the temperature that keeps described suspension, more preferably carries out under 15-30 ℃.The add-on of glyconic acid (in the glyconic acid solution of 50% weight) accounts for the 3-10% of used leonardite or other fossil material weight usually, makes because the pH value of the further acidifying suspension of adding of glyconic acid is generally 2-3, preferably less than 2.5.
The mixture that will adopt this method to make usually stirred 2-4 hour, was preferably 17-30 ℃ of optional leaving standstill about 6-12 hour down in temperature subsequently.
Subsequently, add basic extractant in this mixture, described basic extractant is preferably potassium hydroxide or ammonium hydroxide, and consumption makes the pH value greater than 9 usually, is preferably greater than 11.Usually the consumption (in the potassium hydroxide of 48-50% weight) of potassium hydroxide accounts for the 6-15% of described leonardite weight.
Subsequently this material was stirred 6-12 hour, optional subsequently leaving standstill is up to 24 hours.
In first embodiment, in order to make granulated product as fertilizer, product drying and granulation that this method of employing is made.
Perhaps, filter, apply fertilizer but this liquid phase former state is used for localization by irrigation to separate liquid phase.
In a preferred embodiment, can add the performance of urea, make the product that is called urea glucose humate (ureaglucohumate) hereinafter with the prepared Ru 2006101161 of further improvement.
In one embodiment, can after finishing with the extraction that guarantees humic acid material (humic acid, fulvinic acid and humic acid material (humic matter)), add urea with potassium hydroxide or ammonium hydroxide reaction.
In this case, in mixture, add the urea of the 10-60% that accounts for used leonardite weight, produce bonding, this material was stirred 3-6 hour in order to make between urea nitrogen (ureic nitrogen) and the organic materials.Subsequently, product is delivered to drying and granulation workshop.Perhaps, adopt further dilute with water of material that this method makes, the consumption of water will be enough to make filtrable suspension, and up to obtaining liquid absorption member, said preparation can be used for being applied to blade and is used for the localization fertilising by irrigation.
Perhaps, urea can add in the resulting liquid phase of reaction product by filtration and potassium hydroxide or ammonium hydroxide.
In this case, the consumption of urea accounts for the 20-60% of described liquid phase weight usually, preferred 50-60%.
Composition of the present invention also can comprise other grand nutrition elements and micronutrient element, preferably reinforced and finish reaction with ammonium hydroxide or potassium hydroxide after, in described mixture, add other grand nutrition element and micronutrient element.Specifically, described grand nutrition element can comprise:
-phosphoric acid salt (polyphosphate);
-sylvite (particularly carbonate);
-calcium salt (particularly carbonate, phosphoric acid salt);
-magnesium salts (particularly carbonate).
Described micronutrient element can comprise:
-zn cpds, for example zinc oxide or organic zinc salt;
-molysite;
-manganese salt, mantoquita, boron compound, molybdenum and cobalt compound.
The consumption of major element and trace element is usually less than 15% of described Ru 2006101161 weight.
In addition, described composition can preferably comprise plant extract, the extract of castor seeds and lupin seed particularly for example, and the consumption of described plant extract is no more than 20% of described composition weight usually, and preferred content is a 15-20% weight.
Another feature of the present invention relates to the granular absorbents material, described absorber material preferably comprises above-mentioned micronutrient element and grand nutrition element and/or above-mentioned castor-oil plant and lupine extract, by adding the composition that high water absorbency polymer is converted into composition of the present invention high water conservation to described particle, the consumption of described high water absorbency polymer accounts for the 10-50% of described composition weight usually, preferred 10-25%.
Suitable high absorbency material particularly comprises starch hydrolysate and polyacrylonitrile.
Further specify method and composition of the present invention by following embodiment.
Embodiment 1-glucose humate complex compound
In this embodiment and following each embodiment, use the leonardite of the U.S. (North Dakota or NewMexico), this leonardite has following average analytical value, represents with weight percent:
| The organic carbon of biogenetic derivation | 52％ |
| Organonitrogen | 0.75％ |
| Total organic matter | 90％ |
| The organism that can extract accounts for the per-cent of total organic matter | 85％ |
| Humified organism accounts for the organic per-cent that can extract | 93％ |
| PH value in water | 3-3.5 |
The preferred peg type shredder that uses with this leonardite of speed fine grinding of 8000-12000rpm, adds to the leonardite of this fine grinding in the rotary blender (concrete mixer type), adds entry subsequently, up to producing slight " muddy " mixture; Add the glyconic acid (concentration 50%) of the 5-8% that accounts for this leonardite weight, slowly mixed about 2 hours; Under 17-30 ℃, whole materials were left standstill about 6-12 hour; Subsequently, the concentration that adds the 6-15% account for the used leonardite weight of this mixture is the liquid potassium hydroxide of 48-50%, subsequently (according to temperature) slowly stir about 6-12 hour.
In order to make granular natural organic fertilizer material, the product that this method of employing is made is transferred to Rotary drying and granulation workshop.
Perhaps,, the mixture that makes is not transferred to drying and granulation workshop, but after water suitably dilutes, in suitable whizzer, filters this identical mixture in order to make the liquid fertilizer composition that is used in particular for the localization fertilising by irrigation.
Embodiment 2
Adopt the method for embodiment 1, working concentration is that the ammonium hydroxide of 28B é replaces potassium hydroxide.
The particularly solid, the granular glucose humate complex compound that make according to aforesaid method are that program discharges (programmed-release) fertilizer, be used to improve agrological fertile degree, in addition, be used to purify by the soil of chemical and/or toxic metal ionic soil.
Specifically, use that this fertilizer is on possessing skills, agronomy and advantage environment, may be summarized as follows:
1. to active high by the purification of the soil of chemical (chlorine derivative, br-derivatives etc.), toxin, toxic metal ionic soil, can improve physical property, chemical property and the biological nature of soil;
2. the fertile degree of significantly improve dilution or soil, sand or highly conc (conductivity) that can not crop rotation salt-affected soil;
3. discharge all fertilizer elements that are present in the soil, increase the cation exchange capacity (CEC) of soil;
4. introduce the high organism of degree of humification in soil, this organism is easily by plant absorbing;
5. improve all chemical-biological activities of soil;
6. improve the chlorophyllous photosynthesis of plant;
7. improve the proof stress of plant, this stress causes because of disadvantageous soil climate factor;
8. improve the rudiment of seed;
9. reduce the mineral substance that uses in (being up to 70%) soil and the consumption of chemical fertilizer significantly;
10. in the nutrition technology that is used for plant of routine, need not in soil, introduce nitrate fully;
11. improve the quality of farm crop significantly and increase output;
12. increase sugar, VITAMIN, inorganic salt and content of carotenoid in the fruits and vegetables;
13. shorten the growth cycle of plant, thereby shorten the saleable life of fruit and plant;
14. the raising plant stops the self-defense of mould bacterial type and disinfecting type parasitic infestation;
15. make the farming of soil fertile all the time and voluminous;
16., do not have the organic fermenting process of supply fully owing to mineralize fully;
17. owing to have glyconic acid, anti-microbial effect level height in the preparation;
18. eliminate fully because the phreatic pollution that the leaching of inorganic salt causes;
19. farthest guarantee the growth of fruit and plant, be not subjected to the influence of poisonous element and/or contaminating chemicals.
Therefore, use said composition according to above-mentioned feature and advantage to be obtained.
Embodiment 3-urea glucose humate
The leonardite of 75 liters of preferred remollescent water and 20kg fine grinding is added in the dissolver, slowly stir adding 100cm down subsequently
3Silicone antifoam agent and the glyconic acid of 4kg 50% weight, (according to working temperature) was with whole mixture stir about 3-4 hour.
In case surpass churning time, in this material, add the potassium hydroxide of 6kg sheet form, whole material was stirred 6 hours fast.This material was left standstill 24 hours, by centrifuging liquid phase (soliquid) is separated with solid phase subsequently.Partial Liquid Phase (40kg) is transferred in second dissolver being furnished with agitator, and to wherein adding urea nitrogen, the titre of this urea nitrogen (titre) is 30% with the amount of 60kg liquid urea nitrogen (ureic nitrogen).The product that will adopt this method to make is placed in the opaque polythene container stand-by subsequently.
The product that makes has following final average composition:
| Derive from total organism of leonardite: humified organism | 5.93％ |
| Potassium: potassium oxide (K soluble in water 2O) | 4.51％ |
| Glyconic acid | 0.83％ |
| Total nitrogen | 18.05％ |
| Urea nitrogen | 18.00％ |
The another kind of optionally method of aforesaid method directly adds the urea nitrogen of same amount for the mixture in first dissolver and slowly stirred 3-6 hour.
In order to obtain granulated fertilizer, subsequently this product is delivered to drying and granulation workshop.
Specifically, use above-mentioned Ru 2006101161 (urea glucose humate) can overcome owing to the caused shortcoming of using to the most frequently used nitrogenous fertilizer of urea.
Use the shortcoming of urea maximum to be that the persistence of this fertilizer in soil is poor, according to the type and the ground environment temperature of soil, 15-20 days level of persistence average out to.Another of urea fertilizer is unfavorable to be characterized as under the condition of for example high pH value, high temperature and highly conc, and the high toxicity of urea fertilizer can occur in vegetation.
Specifically, use urea glucose humate that the advantage of following technical and agronomy is arranged:
A. improve the persistence of urea nitrogen in the soil significantly, according to being present in the urea nitrogen in the preparation and the ratio of glucose Humus, persistence can be up to 4 months;
B. eliminate the phytotoxic risk of urea fully;
C. slow, lasting and protectiveness ground discharges urea nitrogen, does not have the problem of leaching;
D. after using said preparation, significantly reduced the release of ammonia in the soil;
E. owing to do not exist fully,, can reduce fertilising composition (being up to 50%) for the nitrogen in the farm crop because of the loss of leaching and/or disadvantageous soil factor causes;
F. with technical qualification, the conditional independence of agronomy conditioned disjunction thermal environment, said preparation can be used for the farming of form of ownership, and is not only extensive but also in depth be used for spacious field and protect farming;
G. can carry out localization product management (farming of embarking on journey) to plant;
H. cultivate in cultivation, the nursery that is used for lawn, special flower, potted plant;
I. in plant, introduce high humified organism that mineralizes;
1. improve physics, chemistry and the biological nature of soil.
The liquid area glucose humate of embodiment 3 has been used for following purposes:
-with 10-15kg/1000m
2Surface-area, every 8-10 days greenhouse and field are carried out fertigation; With
-with the amount of 5-6kg/1000 premium on currency, every 10-12 days spray leaf.
Compare with untreated farm crop, the orientation test of carrying out at the vegetable field to kind of a cucurbitaceous plant, celery, Chinese leaf, radish and tomato shows that output increases 10-20%, quality-improving 10-25%, anti-fungal attack improves 20-25%.
The glucose humate that embodiment 4-water retention is high
Adopt the method for embodiment 3, adding after potassium hydroxide and mixture slowly stir 12 hours, add other nutritive elements (major element and trace element) in this " muddy " material, the consumption of other nutritive element is no more than 15% of material to be processed; In whole material, add the castor seeds of 15-20% and the extract of lupin seed subsequently.
Subsequently, this product is delivered to drying and granulation workshop.In the outlet of granulation workshop, under the situation that does not have air, the transfer of granules that adopts this method to make to mixing machine, is added the high-hydroscopicity material (amylatic derivative) of the 15-25% that accounts for the material of just handling in this mixing machine.
This high-hydroscopicity material is fixed in the surface of fertiliser granulates, vacuum-packed subsequently with the moisture around preventing to absorb.
What should understand is that the extract of described in this embodiment other nutritive elements and castor-oil plant and lupine is chosen wantonly.
The granular composition that adopts this method to make is particularly useful as fertilizer, is used in particular for the farming in barren area.The notable attribute of said composition is:
I. water retention height, water derive from irrigates or moisture on every side, is absorbed by the root system usually;
Ii. because the water that the granulated fertilizer material absorbing exists, volume swelling is up to 150 times of himself weight, has therefore significantly reduced the phenomenon that leaches from soil;
Iii. plant is balanced in nutrition, absorbs the inorganic salt be included in the said preparation serially, usually with the solution of stable gel shape by plant utilization;
Iv. tangible soil regulating effect owing to the super ventilation of soil particle, has been improved the physical condition of soil, has increased the particulate quality;
V. essential all nutritive elements of the metabolism of introduced plant;
Vi. eliminate the shock when transplanting young plant;
Vii. reduce the frequency of irrigating significantly;
Viii. can improve the plant roots system grows;
Ix. except introducing has the proteinaceous substances of high-content organonitrogen, introduce the active ingredient that is included in the plant origin in castor seeds and the lupin seed, land insect and underground nematode are also had the strong effect of resisting;
X. significantly reduce and in soil, introduce nutritive element (N, P, K and lower concentration element); Owing to be included in nutritive element protection in this particle existing among the gel material that produces under the moisture, therefore do not leach;
Xi. because independent ambient moisture (producing from these soils at night) makes systematically each crop of farming, therefore can or have farming on the soil of highly conc in barren soil and zone, desert.
The common particle diameter of this Fertilizer Combination composition granule is 0.5mm-1cm, owing to wherein have superabsorbent gels shape material, can absorb to 150-200 times of own wt.
Claims (23)
1. method for preparing Ru 2006101161 is characterized in that said method comprising the steps of:
A) in the presence of glyconic acid, humified fossil material is reacted in water, described fossil material is selected from leonardite, brown coal, amosite asbestos and mud coal, and the add-on of described glyconic acid makes reaction medium pH value is adjusted to less than 2.5; With
B) add alkaline reagents subsequently in described mixture, the consumption of described alkaline reagents makes the pH value is adjusted to alkalescence.
2. the method for claim 1 is characterized in that the consumption in the glyconic acid of the glyconic acid of 50% weight accounts for the 3-10% of described fossil material weight.
3. claim 1 or 2 method is characterized in that described alkaline reagents is potassium hydroxide or ammonium hydroxide.
4. claim 1 or 2 method is characterized in that described alkaline reagents is a potassium hydroxide, and add-on accounts for the 6-15% of described fossil material weight, and described consumption is in the potassium hydroxide of 48-50% weight.
5. claim 1 or 2 method, wherein step a) is carried out being no more than under 30 ℃ the temperature.
6. claim 1 or 2 method, wherein step a) under agitation continues 2-4 hour, optional subsequently leaving standstill 6-12 hour.
7. claim 1 or 2 method, wherein step b) under agitation continues 6-12 hour, and optional subsequently leaving standstill is up to 24 hours.
8. claim 1 or 2 method is characterized in that described method comprises and add grand nutrition element and micronutrient element in the products of step b).
9. the method for claim 8 is characterized in that described method comprises the urea that adds the 10-60% that accounts for described fossil material weight.
10. the method for claim 8 is characterized in that described method comprises the adding plant extract.
11. the method for claim 8 is characterized in that described method comprises the extract that adds castor seeds and lupin seed.
12. the method for claim 1 or 2 wherein in order to prepare the composition of particle form, will derive from the product drying and the granulation of step b).
13. the method for claim 12 is characterized in that in order to prepare the granular composition of high water conservation described granular composition being mixed with the high water absorbency polymer material.
14. the method for claim 13 is characterized in that described high water absorbency polymer material is amylatic derivative.
15. the method for claim 1 or 2 is characterized in that the product that will derive from step b) filters, to separate liquid phase as liquid fertilizer.
16. the method for claim 15 is characterized in that adding urea in the liquid phase that obtains after filtration, the amount of described urea accounts for the 20-60% of described liquid phase weight.
17. aforesaid right requires 1 or 2 method, it is characterized in that described fossil material is the leonardite ore.
18. the Ru 2006101161 of liquid form, described composition adopt, and each method makes in the claim 15 or 16.
19. granulated fertilizer composition, described composition adopt, and each method makes among the claim 12-14.
20. the purposes of the granular composition of claim 19, described purposes is for being used as fertilizer.
21. the purposes of the granular composition of claim 19, described purposes are the growth that is used to promote plant.
22. the purposes of the granular composition of claim 19, described purposes are to be used to improve agrological fertile degree or to be used to purify soil by chemical and/or toxic metal ionic soil.
23. the purposes of the liquid composition of claim 18, described purposes is irrigated and/or the spray leaf fertilizer by localization for being used for.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT000006A ITLT20030006A1 (en) | 2003-06-13 | 2003-06-13 | COMPLEX GLUCOUMATES TO INCREASE THE FERTILITY OF AGRICULTURAL LANDS AND TO CLEAN THE SOILS POLLUTED BY CHEMICAL PRODUCTS AND / OR TOXIC METAL IONS |
| ITLT2003A000007 | 2003-06-13 | ||
| ITLT2003A000008 | 2003-06-13 | ||
| ITLT2003A000006 | 2003-06-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1835899A CN1835899A (en) | 2006-09-20 |
| CN100513361C true CN100513361C (en) | 2009-07-15 |
Family
ID=37003270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004800231706A Expired - Fee Related CN100513361C (en) | 2003-06-13 | 2004-06-10 | fertilizer combination |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN100513361C (en) |
| IT (1) | ITLT20030006A1 (en) |
| ZA (1) | ZA200600041B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1390615B1 (en) * | 2008-07-29 | 2011-09-09 | Domenico Terenzio | PROCESS FOR THE PREPARATION OF FERTILIZING COMPOSITIONS AND NATURAL SURFACTANTS FOR WASHING, RECLAMATION AND CUTTING OF CONTAMINATED SOIL AND RELATIVE COMPOSITIONS. |
| CN104030833A (en) * | 2014-06-27 | 2014-09-10 | 柳州市汉森机械制造有限公司 | Chemical fertilizer for crops |
| CN104261939A (en) * | 2014-09-19 | 2015-01-07 | 广西地源之本肥业有限公司 | Organic fertilizer applied to crops |
| US10259754B2 (en) * | 2016-11-21 | 2019-04-16 | AG Export International, LLC | Soluble humin |
-
2003
- 2003-06-13 IT IT000006A patent/ITLT20030006A1/en unknown
-
2004
- 2004-06-10 CN CNB2004800231706A patent/CN100513361C/en not_active Expired - Fee Related
- 2004-06-10 ZA ZA200600041A patent/ZA200600041B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ITLT20030006A1 (en) | 2004-12-14 |
| CN1835899A (en) | 2006-09-20 |
| ZA200600041B (en) | 2007-04-25 |
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Granted publication date: 20090715 Termination date: 20130610 |