CN110002923A - A kind of preparation method of organic soil conditioner - Google Patents

A kind of preparation method of organic soil conditioner Download PDF

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Publication number
CN110002923A
CN110002923A CN201910262546.7A CN201910262546A CN110002923A CN 110002923 A CN110002923 A CN 110002923A CN 201910262546 A CN201910262546 A CN 201910262546A CN 110002923 A CN110002923 A CN 110002923A
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CN
China
Prior art keywords
soil conditioner
organic
organic soil
soil
salt
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Pending
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CN201910262546.7A
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Chinese (zh)
Inventor
童益
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WUXI XIJIE ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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WUXI XIJIE ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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Priority to CN201910262546.7A priority Critical patent/CN110002923A/en
Publication of CN110002923A publication Critical patent/CN110002923A/en
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    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05DINORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D9/00Other inorganic fertilisers
    • C05D9/02Other inorganic fertilisers containing trace elements
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/80Soil conditioners

Abstract

The present invention relates to a kind of preparation methods of organic soil conditioner, belong to the technical field of soil and fertilizer and soil improvement.The alkalescent waste water for cleaning wool is carried out prepolymerization and polymerization by it, and organic soil conditioner is prepared using separation of solid and liquid and fermentation.Organic soil conditioner made of the alkalescent waste water generated during the surface cleaning of wool is utilized through the invention, utilize a large amount of organic matters, amino acid and nutrient therein, reduce pollution of the organic matter in waste water to environment, accomplish refuse reclamation, meets the characteristic of circular economy.

Description

A kind of preparation method of organic soil conditioner
Technical field
The present invention relates to a kind of preparation methods of organic soil conditioner, belong to the technology neck of soil and fertilizer and soil improvement Domain.
Background technique
Organic soil conditioner is also known as soil conditioner, and soil physical property can be improved by referring to, crop nutrition content is promoted to absorb, And provide a kind of material of plant nutrient.Organic soil conditioner effectiveness principle is to cohere many small soil particles to be formed greatly , and the aggregation that water is stable.It is widely used in preventing soil from weathering, reduces soil water evaporation or excessively rising, section About irrigation water, promotion plant health growth aspect.
Organic soil conditioner has soil moisture conservation and heating effect, can effectively improve soil moisture content, increases topsoil ground temperature, Crop growing stage is set to do sth. in advance 2~7d, soil moisture increases by 5% or so.Soil texture can also be improved simultaneously, coordinate the soil water, fertilizer, Relationship between air and heat and biology, prevents erosion, and enhances anti-seepage of channels ability, inhibits soil secondary salinization, improves husky The development and utilization in wasteland.It is primarily adapted for use in that northern China is arid, the semiarid and insufficient area of Crop growing stage accumulated temperature, and soil The soil of earth structure difference, the especially serious nonirrigated farmland of water shortage and slope sand ground, salt-soda soil.The soil texture used in the world at present changes Good dose is mainly polyacrylamide, coal-fired power plant's sulphur removal by-produced gypsum.
Traditional soil improvement method adds loam etc., the substance of addition can be described as naturally if gaza is native in clay in sandy soil Soil conditioner.Organic matter extract, natural minerals or artificial molecular polymer synthetic soil conditioner are mostly used now.
Scouring of wool is an intermediate link of wool product, since impurity is more when source area is collected for wool, when manufactured goods It has to pass through a washing process and generates a certain amount of alkalescent waste water from washing wool.Alkalescent waste water from washing wool is scouring of wool production technology The high concentrated organic wastewater of middle discharge also contains a small amount of detergent and wool fiber wherein containing silt, lanolin, sheep dung.It is weak Alkali scouring waste water is generally faint yellow, taste is smelly, sticky, and major pollutants are lanolin in waste water, and lanolin has emulsified more, with O/W(oil-in-water) form presence, the CODcr of Coal Gas Washing Cycling Water, BOD5 are also mainly as caused by lanolin.
Using alkalescent waste water from washing wool as the raw material of soil conditioner, there are no the researchs of maturity so far.
Summary of the invention
The purpose of the present invention is overcoming above-mentioned shortcoming, a kind of preparation method of organic soil conditioner is provided, benefit Alkalescent waste water from washing wool is used as raw material and prepares organic soil conditioner, accomplishes that cyclic utilization of waste environmental protection is reliable.
Technical solution of the present invention, a kind of preparation method of organic soil conditioner, steps are as follows: in terms of wastewater quality:
(1) prepolymerization: the humic acid or humate of 0.01%-15% are added in the alkalescent waste water of cleaning wool, adds The metal inorganic salt of 0.01%-10% is sufficiently mixed rear room temperature prepolymerization 1-30min;
(2) it polymerize: 0.01%-10% organic polymer polymeric acrylic acid/acryloyl is added in the alkalescent waste water obtained by step (1) Amine salt room temperature carries out continuous polymerization reaction 10min-1h;
(3) it is separated by solid-liquid separation: being centrifuged or squeezed separation of solid and liquid by solid-liquid separation mechanics to step (2) resulting polymers and take off Water obtains the organic soil conditioner that do not ferment that moisture content is 10%-90%;
(4) it ferments: stacking fermentation being carried out to the organic soil conditioner that do not ferment obtained by step (3), is grown in heap on constant temperature Rising to 40-85 DEG C of progress turning makes it sufficiently ferment, and fermentation time is 5-30 days, is stacked after temperature in heap no longer rises Curing, curing obtained organic soil conditioner after 1-15 days.
Further, the metal inorganic salt is specially one or more inorganic salts of iron, zinc or aluminium.
Further, when step (4) is fermented, auxiliary material and organic fertilizer fermentation biological bacteria is added, wherein auxiliary material additional amount is to have The 0.1%-95% of machine soil conditioner;The additional amount of organic fertilizer fermentation biological bacteria is the 0.01%-10% of organic soil conditioner.
Further, the auxiliary material is specially stalk, rice bran, rice husk, waste edible fungus gurry, swill, plant ash, saw One of end, excrement, river bottom mud, sludge, sylvite, phosphate, ammonium salt, ammonia salt, molysite, zinc salt or calcium salt are a variety of.
The surface cleaning process of wool can generate a large amount of alkalescent waste water, and a large amount of organic matter and various is contained in waste water Nutrient passes through and humic acid is added and the inorganic salts such as a small amount of iron, zinc, aluminium are added react with alkalescent waste water from washing wool, to washing Organic matter and nutrient in hair waste water carry out prepolymerization, add organic polymer acrylates or organic polymer propylene Amidic-salt carries out polymerization post-fermentation and the organic soil conditioner is made.
Contain humate in organic soil conditioner made of the present invention, makes it have superpower to heavy metal-polluted soil Absorption, ion-exchange performance, reduce soil in heavy metal by the absorption of plant, penetrate into;Various active nutrients and corruption The active inorganic salts of the salt and its absorption of growing acid generation are easily absorbed by plant;Contain organic high score in the organic soil conditioner The super absorbent resin of sub- acrylates or organic polymer acrylamide salts, forward direction water absorbing properties with super strength, thus it is big It is big increase xerosol earth to after the positive absorbability and soil water sorption of moisture content to the reversed water holding capacity of moisture content;The organoclay Earth modifying agent, which contains a large amount of organic matter, can increase carbon source and nitrogen source in soil, and adjusting the carbon-nitrogen ratio in soil, to increase plant raw It is long that the synchronous of carbon nitrogen is absorbed, help speed up the growth of plant;The organic soil conditioner is rich in iron, zinc, aluminium and other battalion Support element, various elements needed for plant growth can be provided;The organic soil conditioner is produced a large amount of beneficial by fermentation Bacterium, can improve the flora environment of soil, to reduce the ability of the disease and insect resistance of plant, reduce the use of pesticide, promote plant Healthy growth.
The present invention be using wool surface cleaning during generate alkalescent waste water made of organic soil conditioner, Using a large amount of organic matters therein, reduce pollution of the waste water to environment, accomplishes that refuse reclamation meets the characteristic of circular economy.
Beneficial effects of the present invention: the alkalescent waste water system generated during the surface cleaning of wool is utilized through the invention At organic soil conditioner reduce the organic matter in waste water using a large amount of organic matters, amino acid and nutrient therein Pollution to environment, accomplishes refuse reclamation, meets the characteristic of circular economy.
During preparing organic soil conditioner of the invention, humic acid be added can organic matter in polymeric wastewater and Soil Zhong Shui, fertilizer, air and heat are coordinated in nutrient, the formation that manufactured soil conditioner can improve soil texture, promote granule Situation, can make soil aeration water conservation it is not hardened;
The harmful heavy metal prevention of humic acid in the organic amendment of soil of the invention being added in energy chelating soil is planted The absorption of object;In conjunction with the nutrient in soil, its loss is prevented, its activity is improved, is conducive to the absorption of plant.
The addition of the inorganic salts such as iron, zinc, aluminium in the organic amendment of soil of the invention can supplement the nutrition member of soil Element enables plant to fully absorb.
Organic polymer acrylates or organic polymer acrylamide salts in the organic amendment of soil of the invention The addition of super absorbent resin can make soil fully absorb moisture content in the state of meeting water, gradually discharge water in the state of water shortage Part, moisture content is relative constant in holding soil, to allow plant that can equably absorb the moisture content in soil.
In the organic amendment of soil of the invention being enriched wool cleaning alkalescent waste water in a large amount of organic matters and Nutrient, organic matter can increase carbon source and nitrogen source in soil, adjust the carbon-nitrogen ratio in soil and increase plant growth to carbon nitrogen It is synchronous absorb, help speed up the growth of plant.
The organic amendment of soil of the invention has killed the grass-seed in a large amount of germs therein and wool by fermentation, and A large amount of beneficial bacterium is produced, the flora environment of soil can be improved, to reduce the ability of the disease and insect resistance of plant, reduces pesticide Use, promote the healthy growth of plant.
Specific embodiment
Organic fertilizer fermentation biological bacteria described in following embodiment is purchased from market.
Embodiment 1
A kind of preparation method of organic soil conditioner, steps are as follows: in terms of wastewater quality:
(1) humic acid and potassium humate of wastewater quality meter 0.01% is added in prepolymerization in the alkalescent waste water of cleaning wool, The a variety of inorganic salts of iron, zinc, the aluminium of addition 10% carry out prepolymerization 10min after being sufficiently mixed;
(2) it polymerize: 10% organic polymer acrylates is added in the alkalescent waste water obtained by step (1), room temperature carries out continuous Polymerization reaction 30min;
(3) it is separated by solid-liquid separation: being centrifuged or squeezed separation of solid and liquid by solid-liquid separation mechanics to step (2) resulting polymers and take off Water obtains the organic soil conditioner that do not ferment that moisture content is 10%;
(4) it ferments: stacking fermentation being carried out to the organic soil conditioner that do not ferment obtained by step (3), auxiliary material and organic fertilizer hair is added Ferment biological bacteria, wherein auxiliary material additional amount is the 20% of organic soil conditioner;The additional amount of biological bacteria is organic soil conditioner 1%;Constant temperature, which rises to 40-85 DEG C of progress turning, in growth heap makes it sufficiently ferment, and fermentation time is 5 days, to temperature in heap Stacking curing is carried out after no longer rising, curing obtained organic soil conditioner after 5 days.
The auxiliary material is specially the mixture of stalk, rice bran, rice husk.
Embodiment 2
A kind of preparation method of organic soil conditioner, steps are as follows: in terms of wastewater quality:
(1) prepolymerization: 15% potassium humate is added in the alkalescent waste water of cleaning wool, adds 0.01% molysite, fills Divide room temperature prepolymerization 5min after mixing;
(2) it polymerize: 0.01% organic polymer acrylamide salts room temperature is added in the alkalescent waste water obtained by step (1) and is connected Continuous polymerization reaction 1h;
(3) it is separated by solid-liquid separation: being centrifuged or squeezed separation of solid and liquid by solid-liquid separation mechanics to step (2) resulting polymers and take off Water obtains the organic soil conditioner that do not ferment that moisture content is 90%;
(4) it ferments: stacking fermentation being carried out to the organic soil conditioner that do not ferment obtained by step (3), auxiliary material and organic fertilizer hair is added Ferment biological bacteria, wherein auxiliary material additional amount is the 30% of organic soil conditioner;The additional amount of organic fertilizer fermentation biological bacteria is organoclay The 8% of earth modifying agent;Constant temperature, which rises to 40-85 DEG C of progress turning, in growth heap makes it sufficiently ferment, fermentation time 20 It, carries out stacking curing after temperature in heap no longer rises, and curing obtained organic soil conditioner after 10 days.
The auxiliary material is specially the mixture of sawdust, excrement, river bottom mud.
Embodiment 3
A kind of preparation method of organic soil conditioner, steps are as follows: in terms of wastewater quality:
(1) prepolymerization: 5% humic acid is added in the alkalescent waste water of cleaning wool, adds 2% aluminium salt, is sufficiently mixed Room temperature prepolymerization 30min afterwards;
(2) it polymerize: 5% organic polymer sodium acrylate room temperature is added in the alkalescent waste water obtained by step (1) and is continuously gathered Close reaction 1h;
(3) it is separated by solid-liquid separation: being centrifuged or squeezed separation of solid and liquid by solid-liquid separation mechanics to step (2) resulting polymers and take off Water obtains the organic soil conditioner that do not ferment that moisture content is 75%;
(4) it ferments: stacking fermentation being carried out to the organic soil conditioner that do not ferment obtained by step (3), auxiliary material and organic fertilizer hair is added Ferment biological bacteria, wherein auxiliary material additional amount is the 95% of organic soil conditioner;The additional amount of organic fertilizer fermentation biological bacteria is organoclay The 10% of earth modifying agent;Constant temperature, which rises to 40-85 DEG C of progress turning, in growth heap makes it sufficiently ferment, fermentation time 30 It, carries out stacking curing after temperature in heap no longer rises, and curing obtained organic soil conditioner after 15 days.
The auxiliary material is specially waste edible fungus gurry and swill.

Claims (4)

1. a kind of preparation method of organic soil conditioner, it is characterized in that steps are as follows: in terms of wastewater quality:
(1) prepolymerization: the humic acid or humate of 0.01%-15% are added in the alkalescent waste water of cleaning wool, adds The metal inorganic salt of 0.01%-10% is sufficiently mixed rear room temperature prepolymerization 1-30min;
(2) it polymerize: 0.01%-10% organic polymer polymeric acrylic acid/acryloyl is added in the alkalescent waste water obtained by step (1) Amine salt room temperature carries out continuous polymerization reaction 10min-1h;
(3) it is separated by solid-liquid separation: being centrifuged or squeezed separation of solid and liquid by solid-liquid separation mechanics to step (2) resulting polymers and take off Water obtains the organic soil conditioner that do not ferment that moisture content is 10%-90%;
(4) it ferments: stacking fermentation being carried out to the organic soil conditioner that do not ferment obtained by step (3), is grown in heap on constant temperature Rising to 40-85 DEG C of progress turning makes it sufficiently ferment, and fermentation time is 5-30 days, is stacked after temperature in heap no longer rises Curing, curing obtained organic soil conditioner after 1-15 days.
2. the preparation method of organic soil conditioner as described in claim 1, it is characterized in that: the metal inorganic salt is specially One or more inorganic salts of iron, zinc or aluminium.
3. the preparation method of organic soil conditioner as described in claim 1, it is characterized in that: auxiliary material is added when step (4) is fermented With organic fertilizer fermentation biological bacteria, wherein auxiliary material additional amount is the 0.1%-95% of organic soil conditioner;Organic fertilizer fermentation biological bacteria Additional amount be organic soil conditioner 0.01%-10%.
4. the preparation method of organic soil conditioner as claimed in claim 3, it is characterized in that: the auxiliary material is specially stalk, rice Chaff, rice husk, waste edible fungus gurry, swill, plant ash, sawdust, excrement, river bottom mud, sludge, sylvite, phosphate, ammonium One of salt, ammonia salt, molysite, zinc salt or calcium salt are a variety of.
CN201910262546.7A 2019-04-02 2019-04-02 A kind of preparation method of organic soil conditioner Pending CN110002923A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111109044A (en) * 2019-12-30 2020-05-08 江苏培蕾基质科技发展有限公司 Method for preparing vegetable seedling raising substrate by using wool washing sludge
CN111109045A (en) * 2019-12-30 2020-05-08 江苏培蕾基质科技发展有限公司 Method for preparing flower cultivation soil by using wool washing sludge
RU2734239C1 (en) * 2020-03-17 2020-10-13 Акционерное общество "Научно-производственное предприятие "Радий" Method of producing organomineral agrochemicals from wastes from wool-washing production with their simultaneous recycling

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103739330A (en) * 2014-01-22 2014-04-23 无锡希洁环保技术有限公司 Method for producing organic fertilizer through wool washing wastewater
CN107417374A (en) * 2017-06-22 2017-12-01 兰溪市奥而特农业科技有限公司 Multifunction soil improver and preparation method thereof
CN107446585A (en) * 2017-06-27 2017-12-08 浦江县元寿农业科技有限公司 A kind of compound biological soil improver and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103739330A (en) * 2014-01-22 2014-04-23 无锡希洁环保技术有限公司 Method for producing organic fertilizer through wool washing wastewater
CN107417374A (en) * 2017-06-22 2017-12-01 兰溪市奥而特农业科技有限公司 Multifunction soil improver and preparation method thereof
CN107446585A (en) * 2017-06-27 2017-12-08 浦江县元寿农业科技有限公司 A kind of compound biological soil improver and preparation method thereof

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111109044A (en) * 2019-12-30 2020-05-08 江苏培蕾基质科技发展有限公司 Method for preparing vegetable seedling raising substrate by using wool washing sludge
CN111109045A (en) * 2019-12-30 2020-05-08 江苏培蕾基质科技发展有限公司 Method for preparing flower cultivation soil by using wool washing sludge
RU2734239C1 (en) * 2020-03-17 2020-10-13 Акционерное общество "Научно-производственное предприятие "Радий" Method of producing organomineral agrochemicals from wastes from wool-washing production with their simultaneous recycling

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Application publication date: 20190712

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