CN1644569A - Ecological drought resistant and water retaining compound fertilizer and production thereof - Google Patents
Ecological drought resistant and water retaining compound fertilizer and production thereof Download PDFInfo
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- CN1644569A CN1644569A CN 200410065904 CN200410065904A CN1644569A CN 1644569 A CN1644569 A CN 1644569A CN 200410065904 CN200410065904 CN 200410065904 CN 200410065904 A CN200410065904 A CN 200410065904A CN 1644569 A CN1644569 A CN 1644569A
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- powder
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- holding agent
- sulphur
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 58
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 150000001875 compounds Chemical class 0.000 title claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 15
- 239000000843 powder Substances 0.000 claims abstract description 102
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 55
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000003415 peat Substances 0.000 claims abstract description 23
- 239000002131 composite material Substances 0.000 claims abstract description 19
- 238000000576 coating method Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims description 29
- 239000005864 Sulphur Substances 0.000 claims description 23
- 239000012528 membrane Substances 0.000 claims description 23
- 239000000428 dust Substances 0.000 claims description 22
- 238000002156 mixing Methods 0.000 claims description 14
- 239000008187 granular material Substances 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 239000010881 fly ash Substances 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 10
- 229910052755 nonmetal Inorganic materials 0.000 claims description 9
- 239000000741 silica gel Substances 0.000 claims description 9
- 229910002027 silica gel Inorganic materials 0.000 claims description 9
- 229960001866 silicon dioxide Drugs 0.000 claims description 9
- 239000007864 aqueous solution Substances 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 6
- 239000005995 Aluminium silicate Substances 0.000 claims description 2
- 235000019738 Limestone Nutrition 0.000 claims description 2
- 239000004113 Sepiolite Substances 0.000 claims description 2
- 229910021536 Zeolite Inorganic materials 0.000 claims description 2
- 235000012211 aluminium silicate Nutrition 0.000 claims description 2
- 229960000892 attapulgite Drugs 0.000 claims description 2
- 239000000440 bentonite Substances 0.000 claims description 2
- 229910000278 bentonite Inorganic materials 0.000 claims description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 2
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 2
- 235000013312 flour Nutrition 0.000 claims description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000006028 limestone Substances 0.000 claims description 2
- 229910052625 palygorskite Inorganic materials 0.000 claims description 2
- 229910052624 sepiolite Inorganic materials 0.000 claims description 2
- 235000019355 sepiolite Nutrition 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims description 2
- 239000010455 vermiculite Substances 0.000 claims description 2
- 229910052902 vermiculite Inorganic materials 0.000 claims description 2
- 235000019354 vermiculite Nutrition 0.000 claims description 2
- 239000010457 zeolite Substances 0.000 claims description 2
- 239000011435 rock Substances 0.000 claims 1
- 229910052717 sulfur Inorganic materials 0.000 abstract 2
- 239000011593 sulfur Substances 0.000 abstract 2
- 239000011230 binding agent Substances 0.000 abstract 1
- 238000003912 environmental pollution Methods 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 9
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 229910052698 phosphorus Inorganic materials 0.000 description 9
- 239000011574 phosphorus Substances 0.000 description 9
- 229910052700 potassium Inorganic materials 0.000 description 9
- 239000011591 potassium Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- 239000000126 substance Substances 0.000 description 8
- 239000001913 cellulose Substances 0.000 description 7
- 229920002678 cellulose Polymers 0.000 description 7
- 239000007921 spray Substances 0.000 description 7
- 239000000470 constituent Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000000050 nutritive effect Effects 0.000 description 5
- 238000005303 weighing Methods 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 229920002472 Starch Polymers 0.000 description 4
- 238000005469 granulation Methods 0.000 description 4
- 230000003179 granulation Effects 0.000 description 4
- 239000008107 starch Substances 0.000 description 4
- 235000019698 starch Nutrition 0.000 description 4
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 3
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 3
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 235000019837 monoammonium phosphate Nutrition 0.000 description 3
- 239000006012 monoammonium phosphate Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 208000006558 Dental Calculus Diseases 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- 241000209149 Zea Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000005696 Diammonium phosphate Substances 0.000 description 1
- 206010067482 No adverse event Diseases 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- FHFLGLQAWDGSFX-UHFFFAOYSA-N [O-][N+](P)=O.N Chemical compound [O-][N+](P)=O.N FHFLGLQAWDGSFX-UHFFFAOYSA-N 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- ZFXVRMSLJDYJCH-UHFFFAOYSA-N calcium magnesium Chemical compound [Mg].[Ca] ZFXVRMSLJDYJCH-UHFFFAOYSA-N 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- 229910000388 diammonium phosphate Inorganic materials 0.000 description 1
- 235000019838 diammonium phosphate Nutrition 0.000 description 1
- 238000009328 dry farming Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000009938 salting Methods 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
Landscapes
- Fertilizers (AREA)
Abstract
A drought-relief water-retaining composite fertilizer and its production are disclosed. The composite fertilizer is prepared by coating binary or triple composite fertilizer particle by separating film with sulfur, mixed water-retaining film with water-retaining agent powder and peat powder, and protecting film with composite powder, account of sulfur 2-10%, account of water-retaining powder 0.1-10%, account of peat 1-10%, account of composite powder 1-10%, granulating and coating with 0.001-1.0% water-retaining agent solution as binder. Its advantages include low cost, simple process, no environmental pollution, water-retaining and fertilizer performances.
Description
One, technical field
The present invention relates to a kind of chemical fertilizer and preparation method thereof, particularly a kind of composite fertilizer and manufacture method thereof, specifically a kind of drought-resisting water-holding compound fertilizer and manufacture method thereof.
Two, background technology
Composite fertilizer is in nitrogen, phosphorus, three kinds of main plant nutritive elements of potassium, have at least two breedings divide declarable content by chemical process and (or) fertilizer made of mixing method.It is a kind with fastest developing speed in the fertilizer variety in modern age, in the country of chemical fertilizer industry prosperity, it developed into main chemical fertilizer product this; In the country that chemical fertilizer industry is developing, it will be a kind of inexorable trend of development.The purpose of its production and use is in order to satisfy the requirement of agricultural sciences fertilising, improves fertilization effect, the high-quality and efficient agricultural of development and preserves the ecological environment, and its development degree has become agricultural modernization and weighed one of pointer.
Arid is a long-standing global problem, and the area of whole world arid, semiarid zone accounts for 35% of land area.The shared ratio of China's arid, semiarid zone is bigger, accounts for 52.5% of area, at China 1.3 hundred million hm
2In the arable land, dry farming 0.78 hundred million hm
2, account for 60% of cultivated area.Arid is not only restricting the sound development of agriculture forest and husbandry, but also usually is accompanied by serious ecological environment problem---and Desertification, desertification of land, salting of soil, soil erosion etc. seriously affect existent environment of people.
Water-holding agent (super absorbent resin) is the strong especially polymer substance of a kind of water-retaining capacity, and its water regain is self tens times and even thousands of times.The moisture overwhelming majority that it is inhaled can be utilized by plant absorbing, generates gel after its water-swelling, has very strong water-holding power, and its can drought resisting, water conservation, guarantor's fertilizer, synergy, improve the soil, improve seedling rate and surviving rate, increasing both production and income.Certainly the maximum characteristics of water-holding agent still absorb, keep large quantity of moisture, in order to solve arid, semiarid problem, make full use of limited water resource, and crop is better grown.
Three, summary of the invention
Thinking of the present invention is that water-holding agent and conventional compound fertilizer granules are combined, and develops a kind of drought-resisting water-holding compound fertilizer particle, to solve arid, semiarid zone agriculture production water shortage problem.
Contain water-holding agent in this composite fertilizer, himself has water retaining function, this just require product must not moisture absorption in transporting procedures, deliquescence, caking, effective constituents such as nitrogen, phosphorus, potassium do not run off in the chemical fertilizer.The technical scheme that addresses the above problem is water-holding agent to be coated on the surface formation water-retaining film of conventional compound fertilizer granules, and at water-retaining film inner liner one deck demarcation membrane, covers layer protecting film outside water-retaining film.Water-retaining film is formed by the water-holding agent powder, water-holding agent is exactly a super absorbent resin, be by the crosslinked water-swellable polymer (SAP) that forms of water-soluble polymer, by the raw material sources classification starch based, cellulose family and synthetic resin are arranged, all can use in this application, its consumption is 0.1~10% (weight percent, down together) of total amount; Also can mix water-retaining film with peat dust or/and the powder mix of flyash forms by the water-holding agent powder, peat dust is or/and the flyash consumption is 1~10% of a total amount.Or/and silica-gel powder forms, its consumption is 2~10% of a total amount to described demarcation membrane by SULPHUR POWDER, and described protective membrane is formed by nonmetal breeze or multiple powder, and its consumption is 1~10% of a total amount.Nonmetal breeze comprises swelling perlite powder, expanded vermiculite powder, diatomite in powder, bentonite in powder, Attapulgite stone flour, sepiolite powder, zeolite powder, kaolin powder, clay powder, terra alba, talcum powder and limestone powder etc., claims this two or more powder mix to be multiple powder in this application.
In brief; this drought-resisting water-holding compound fertilizer is a nuclear with conventional compound fertilizer granules exactly; coat the granulated fertilizer of trilamellar membrane on its surface successively, promptly coat demarcation membrane, water-retaining film successively or mix water-retaining film and protective membrane, described film also can adopt the mode of coating to form coating.The preferred demarcation membrane that forms by SULPHUR POWDER, the mixing water-retaining film that forms by water-holding agent powder and peat dust powder mix, the protective membrane that forms by multiple powder.The SULPHUR POWDER consumption is 2~10% of a total amount, and water-holding agent powder consumption is 0.1~10% of a total amount, and the peat dust consumption is 1~10% of a total amount, and multiple powder consumption is 1~10% of a total amount.
The various raw materials that film forming is used all need be pulverized, and cross 200 mesh sieves at least.
This manufacture method comprises the preparation of binary or Nitrogen, Phosphorus and Potassium particulate and carries out coating at this particle surface; it is characterized in that described coating is at first to coat the demarcation membrane SULPHUR POWDER or/and silica-gel powder on the compound fertilizer granules surface; outside demarcation membrane, coat water-retaining film water-holding agent powder or coating mixing water-retaining film water-holding agent powder and peat dust then or/and the flyash powder mix coats nonmetal breeze of protective membrane or multiple powder at last outside water-retaining film or mixing water-retaining film.The coating process be coating machine or vibrated fluidized bed in finish.SULPHUR POWDER is or/and the consumption 2~10% of silica-gel powder, water-holding agent powder consumption 0.1~10%, and peat dust is or/and flyash consumption 1~10%, nonmetal breeze or multiple powder consumption 1~10%.
As everyone knows, in compound fertilizer granules preparation, coating process, make water usually, while the addition pleurodiaphragmatic in terspace material of promptly spraying water is dry simultaneously as tackiness agent.In this application, can make water, but preferably use 0.001~1.0% the water-holding agent aqueous solution to make tackiness agent.
Concrete manufacturing process is as follows:
1, with the chemical fertilizer and the stopping composition separated pulverizing of the nitrogen chosen, phosphorus, three kinds of elements of potassium, by prescription weighing back uniform mixing well;
2, peat dust, SULPHUR POWDER, multiple powder and the water-holding agent powder that will pulverize, cross the above sieve of 200 orders measure respectively and take by weighing.With peat dust and the water-holding agent powder uniform mixing that measures;
3, join 0.001~1.0% water-holding agent solution;
4, the composite fertilizer's basic material behind the uniform mixing in (1) is put into tablets press gradually and carry out granulation, in the process of granulation, constantly spray the water-holding agent solution for preparing in (3), treat that standard compliant fertiliser granulates made after drying, on the fertiliser granulates that rolls, spray the water-holding agent solution for preparing in (3) on one side, evenly add the SULPHUR POWDER in (2) on one side, to particle, form the layer of even demarcation membrane and end;
5, after the sulphur content barrier film processes, on the particle that rolls, spray the water-holding agent solution for preparing in (3) more on one side, evenly add peat dust (2) in and the mixed powder of water-holding agent powder on one side, to particle, form layer of even and mix water-retaining film and end;
6, after the mixing water-retaining film processes, on the particle that rolls, spray the water-holding agent solution for preparing in (3) more on one side, on one side the even multiple powder powder that adds in (2), to particle, form the layer of even protective membrane and end;
7, the fertilizer that processes is carried out drying, pack.
This drought-resisting water-holding compound fertilizer has following advantage and positively effect:
(1) this composite fertilizer evenly is wrapped in the fertilizer surface to water-holding agent, has also pounced on one deck powder in the outside of water-holding agent simultaneously, can prevent the water-holding agent moisture absorption, and caking has been stablized quality product, helps scale production, transportation and the storage of fertilizer;
(2) owing to be wrapped with water-holding agent at chemical fertilizer, when water is arranged, water-holding agent can absorption, enrichment, storage moisture, around the farm crop root system, form in one " little reservoir ", when the environment drought and water shortage, this " reservoir " can directly be made for the thing suction, reduced the number of times that waters, the water shortage problem of crop that solved (or slowing down) has improved the drought-resistant ability of crop;
(3) water-holding agent can be enclosed in fertilizer wherein, has reduced the loss of phosphorus and potassium and the loss and the volatilization of nitrogen, alleviates the surface pollution that fertilizer causes environment, improves fertilizer utilization ratio simultaneously;
(4) there is one deck sulphur barrier film in this composite fertilizer between water-holding agent and fertilizer, makes water-holding agent and fertilizer be unlikely to directly to contact, so can guarantee the water conservation of water-holding agent, the ability of suction, has played the effect of drought-resistant water-preserving.
(5) this composite fertilizer also can improve the crumb structure of soil, increases water-permeable and ventilation property, and then increasing both production and income.
(6) water-holding agent is harmless to plant, and is nontoxic to human body, without any side effects, can degrade automatically, and environment is had no adverse effects.
(7) behind this drought-resisting water-holding compound fertilizer of crop applying, compare with other composite fertilizer, composite fertilizer of the present invention is to the tangible enhancement of having grown of crop.Seedling rate improves 8.9~18.8% in the field experiment of corn, plant height increases by 3.1~4.6%, aerial root bar number increases, spike length increases by 4.6~7.9%, the bald long minimizing 26.3~57.9% of fringe, single fringe grain heavily increases by 9.8~18.9%, and thousand seed weight increases by 2.6~9.2%, and actual output increases by 5.4~20.4%.Drought injury alleviates 8~20%, and the prevention effect of dead seedling is reached more than 96%.Obviously promote growing of corn.
Four, embodiment
Be that tackiness agent, processing 1000Kg Nitrogen, Phosphorus and Potassium are example with 0.001~1.0% water-holding agent aqueous solution now, non-limiting examples is described below:
1, gets ammonium nitrate, monoammonium phosphate, fused(calcium magnesium)phosphate, Repone K and stopping composition 312.5Kg, 100Kg, 125Kg, 125Kg and the 67.5Kg uniform mixing that crushes; Cofabrication 0.1% carboxymethylated starch (SAP) aqueous solution.Compound dropped into carry out granulation in the tablets press, when granulation, spray 0.1%SAP solution, treat that standard compliant fertiliser granulates made after drying, in the sulfuration bed, carry out coating.At first on the fertiliser granulates that rolls, spray 0.1%SAP solution on one side, evenly add 50Kg SULPHUR POWDER on one side, to particle, form layer of even sulphur content barrier film and end; Spray on one side 0.1%SAP solution after to be dried again, on one side evenly add 100Kg carboxymethylated starch and 40Kg peat dust powder mix to particle, form layer of even and mix water-retaining film and end; Evenly add the multiple powder of 80Kg while spraying 0.1%SAP solution again after to be dried, to particle, form the layer of even protective membrane and end; Pack after to be dried.
N-P in this composite fertilizer
2O
5-K
2The percentage composition of O is 12-6-7, and contained nutritive element effective constituent percentage composition summation is 25%.
2, get bicarbonate of ammonia, ammonium nitrate, monoammonium phosphate, vitriolate of tartar and stopping composition difference weighing 125Kg, 175Kg, 167.5Kg, 300Kg, the 42.5Kg uniform mixing that crushes; Cofabrication 0.05% cellulose graft acrylate (SAP) aqueous solution is made tackiness agent; Get SULPHUR POWDER 10Kg, cellulose graft acrylate 80Kg and peat dust 60Kg mix, multiple powder 40Kg, and operation is with embodiment 1.
N-P in this composite fertilizer
2O
5-K
2The percentage composition of O is 10-7-15, and contained nutritive element effective constituent percentage composition summation is 32%.
3, get nitro phosphorus ammonium, monoammonium phosphate, vitriolate of tartar and stopping composition difference weighing 400Kg, 67Kg, 360Kg and the 13Kg uniform mixing that crushes; Cofabrication 0.005% cellulose graft vinyl cyanide (SAP) aqueous solution is made tackiness agent; Get SULPHUR POWDER 80Kg, cellulose graft vinyl cyanide 40Kg and peat dust 30Kg mix, multiple powder 10Kg, and operation is with embodiment 1.
N-P in this composite fertilizer
2O
5-K
2The percentage composition of O is 10-12-18, and the percentage composition summation of contained nutritive element effective constituent is 40%.
4, get ammonium nitrate, diammonium phosphate, Repone K and stopping composition difference weighing 273.4Kg, 333Kg, 255Kg, the 18.6Kg uniform mixing that crushes; Cofabrication 0.5% polyacrylate (SAP) aqueous solution is made tackiness agent; Get SULPHUR POWDER 30Kg, polyacrylate 20Kg and peat dust 20Kg mix, multiple powder 50Kg, and operation is with embodiment 1.
N-P in this composite fertilizer
2O
5-K
2The percentage composition of O is 15-15-15, and the percentage composition summation of contained nutritive element effective constituent is 45%.
5, Nitrogen, Phosphorus and Potassium prescription and tackiness agent are got silica-gel powder 70Kg with embodiment 1, carboxymethylated starch 100Kg,
Multiple powder 100Kg, operation is with embodiment 1.
6, Nitrogen, Phosphorus and Potassium prescription and tackiness agent are got SULPHUR POWDER 10Kg, cellulose graft acrylate 80Kg and flyash 60Kg with embodiment 2, multiple powder 40Kg, and operation is with embodiment 1.
7, Nitrogen, Phosphorus and Potassium prescription and tackiness agent are got SULPHUR POWDER 60Kg, silica-gel powder 20Kg with embodiment 3, cellulose graft vinyl cyanide 40Kg, peat dust 20Kg, flyash 10Kg, multiple powder 10Kg, and operation is with embodiment 1.
Claims (5)
1, a kind of ecological drought resistant and water retaining compound fertilizer is characterized in that: be coated with successively on the compound fertilizer granules surface by SULPHUR POWDER or/and the demarcation membrane that silica-gel powder forms, the water-retaining film that forms by the water-holding agent powder or by the water-holding agent powder with peat dust or/and the protective membrane that mixes water-retaining film and form that the flyash powder mix forms by nonmetal breeze or multiple powder; SULPHUR POWDER is or/and the silica-gel powder consumption is 2~10%, and water-holding agent powder consumption is 0.1~10%, and peat dust is or/and the flyash consumption is 1~10%, and nonmetal breeze or multiple powder consumption are 1~10%; Nonmetal breeze comprises expansion pearl rock dust, expanded vermiculite powder, diatomite in powder, bentonite in powder, Attapulgite stone flour, sepiolite powder, zeolite powder, kaolin powder, clay powder, terra alba, talcum powder and limestone powder.
2, composite fertilizer according to claim 1; it is characterized in that: the trilamellar membrane that is coated is the demarcation membrane that formed by SULPHUR POWDER successively, the mixing water-retaining film that is formed by water-holding agent powder and peat dust and the protective membrane that is formed by multiple powder; SULPHUR POWDER consumption 2~10%; water-holding agent powder consumption 0.1~10%; peat dust consumption 1~10%, multiple powder consumption 1~10%.
3, by the anti-manufacture method of water-holding compound fertilizer early of the described a kind of ecology of claim 1, comprise the preparation of compound fertilizer granules and carry out coating at this particle surface, it is characterized in that: described coating is at first to coat the demarcation membrane SULPHUR POWDER or/and silica-gel powder on the compound fertilizer granules surface, clad water-retaining film water-holding agent powder or coating mixing water-retaining film water-holding agent powder and peat dust then or/and the flyash powder mix coats nonmetal breeze of protective membrane or multiple powder at last; SULPHUR POWDER is or/and silica-gel powder consumption 2~10%; Water-holding agent powder consumption 0.1~10%, peat dust is or/and flyash consumption 1~10%, nonmetal breeze or multiple powder consumption 1~10%.
4, preparation method according to claim 3 is characterized in that: at first coat the demarcation membrane SULPHUR POWDER, coat then and mix water-retaining film water-holding agent powder and peat dust powder mix, coat the multiple powder of protective membrane at last.
5, according to claim 3 or 4 described preparation methods, it is characterized in that: use 0.001~1.0% water-holding agent aqueous solution to make tackiness agent.
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CN 200410065904 CN1644569A (en) | 2004-12-23 | 2004-12-23 | Ecological drought resistant and water retaining compound fertilizer and production thereof |
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CN 200410065904 CN1644569A (en) | 2004-12-23 | 2004-12-23 | Ecological drought resistant and water retaining compound fertilizer and production thereof |
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CN1644569A true CN1644569A (en) | 2005-07-27 |
Family
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CN 200410065904 Pending CN1644569A (en) | 2004-12-23 | 2004-12-23 | Ecological drought resistant and water retaining compound fertilizer and production thereof |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100424047C (en) * | 2006-04-13 | 2008-10-08 | 孙明 | Process of producing plant water keeping organic fertilizer |
CN101849500A (en) * | 2010-06-13 | 2010-10-06 | 河北农业大学 | Seedling substrate, preparation method and application of seedling substrate in vegetable plug seedling |
CN101503331B (en) * | 2008-02-04 | 2011-07-20 | 新疆农业科学院土壤肥料研究所 | Root rearing fruit promoting regulation fertilizer for fruit tree |
CN101391918B (en) * | 2008-11-07 | 2012-04-25 | 四川大学 | Compound fertilizer special for slope artificial soil |
CN102491832A (en) * | 2011-11-22 | 2012-06-13 | 乌兰 | Vegetation nutrient soil and method for recovering vegetation on desertified land |
CN103130552A (en) * | 2011-11-22 | 2013-06-05 | 安徽兴隆复合肥有限责任公司 | Drought-resistant moisture-retaining fertilizer and preparation method thereof |
CN105338803A (en) * | 2013-03-15 | 2016-02-17 | 阿达玛马克西姆股份有限公司 | Artificial environment for efficient uptake of fertilizers and other agrochemicals in soil |
CN106316715A (en) * | 2015-06-16 | 2017-01-11 | 孙建和 | Ecological drought resistant and water-retaining compound fertilizer and making method thereof |
CN109699376A (en) * | 2019-01-29 | 2019-05-03 | 张晓敏 | Forestry water retention cultivation fast growth |
WO2023226911A1 (en) * | 2022-05-25 | 2023-11-30 | 山东省农业科学院 | Preparation method for compound fertilizer having water retention and nutrient retention functions |
-
2004
- 2004-12-23 CN CN 200410065904 patent/CN1644569A/en active Pending
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100424047C (en) * | 2006-04-13 | 2008-10-08 | 孙明 | Process of producing plant water keeping organic fertilizer |
CN101503331B (en) * | 2008-02-04 | 2011-07-20 | 新疆农业科学院土壤肥料研究所 | Root rearing fruit promoting regulation fertilizer for fruit tree |
CN101391918B (en) * | 2008-11-07 | 2012-04-25 | 四川大学 | Compound fertilizer special for slope artificial soil |
CN101849500A (en) * | 2010-06-13 | 2010-10-06 | 河北农业大学 | Seedling substrate, preparation method and application of seedling substrate in vegetable plug seedling |
CN101849500B (en) * | 2010-06-13 | 2011-11-09 | 河北农业大学 | Seedling substrate, preparation method and application of seedling substrate in vegetable plug seedling |
CN102491832A (en) * | 2011-11-22 | 2012-06-13 | 乌兰 | Vegetation nutrient soil and method for recovering vegetation on desertified land |
CN103130552A (en) * | 2011-11-22 | 2013-06-05 | 安徽兴隆复合肥有限责任公司 | Drought-resistant moisture-retaining fertilizer and preparation method thereof |
CN102491832B (en) * | 2011-11-22 | 2014-02-12 | 乌兰 | Vegetation nutrient soil and method for recovering vegetation on desertified land |
CN105338803A (en) * | 2013-03-15 | 2016-02-17 | 阿达玛马克西姆股份有限公司 | Artificial environment for efficient uptake of fertilizers and other agrochemicals in soil |
CN106316715A (en) * | 2015-06-16 | 2017-01-11 | 孙建和 | Ecological drought resistant and water-retaining compound fertilizer and making method thereof |
CN109699376A (en) * | 2019-01-29 | 2019-05-03 | 张晓敏 | Forestry water retention cultivation fast growth |
WO2023226911A1 (en) * | 2022-05-25 | 2023-11-30 | 山东省农业科学院 | Preparation method for compound fertilizer having water retention and nutrient retention functions |
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