CN109971492A - A kind of soil conditioner and preparation method thereof using red mud preparation - Google Patents

A kind of soil conditioner and preparation method thereof using red mud preparation Download PDF

Info

Publication number
CN109971492A
CN109971492A CN201910385470.7A CN201910385470A CN109971492A CN 109971492 A CN109971492 A CN 109971492A CN 201910385470 A CN201910385470 A CN 201910385470A CN 109971492 A CN109971492 A CN 109971492A
Authority
CN
China
Prior art keywords
red mud
parts
powder
soil conditioner
ardealite
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910385470.7A
Other languages
Chinese (zh)
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Double Sheng Science And Technology Information Consulting Co Ltd
Original Assignee
Hunan Double Sheng Science And Technology Information Consulting Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hunan Double Sheng Science And Technology Information Consulting Co Ltd filed Critical Hunan Double Sheng Science And Technology Information Consulting Co Ltd
Priority to CN201910385470.7A priority Critical patent/CN109971492A/en
Publication of CN109971492A publication Critical patent/CN109971492A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K17/00Soil-conditioning materials or soil-stabilising materials
    • C09K17/40Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2101/00Agricultural use
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2109/00MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE pH regulation

Abstract

The invention discloses a kind of soil conditioners prepared using red mud.The soil conditioner using red mud preparation is made of the raw material of following weight: 80 ~ 100 parts of red mud, 20 ~ 40 parts of ardealite, 20 ~ 30 parts of coal dust, 3 ~ 5 parts of humic acid, 10 ~ 15 parts of biogas residue, 5 ~ 10 parts of plant ash, 15 ~ 20 parts of carboxymethyl starch, appropriate Waste Sulfuric Acid, appropriate ammonium hydroxide.The invention also discloses a kind of preparation methods of soil conditioner using red mud preparation.The problem of present invention provides a kind of soil conditioner and preparation method thereof using red mud preparation, alleviates land occupation resource caused by a large amount of accumulations of traditional waste red mud and ardealite, pollutes environment, also achieves the resource utilization of red mud and ardealite.

Description

A kind of soil conditioner and preparation method thereof using red mud preparation
Technical field
The present invention relates to environmental technology fields, specifically, being related to a kind of soil conditioner and its system using red mud preparation Preparation Method.
Background technique
Acid soil is general name of low ph value soil, including red soil, yellow earth, laterite, red earth and podzolic soil etc., acidity Soil region precipitation is abundant, and eluviation is strong, and alkali protection degree is low, and acidity is higher.Mineral material is in Heavy Metal Pollution Control There is unique effect with environment remediation field, can reduce the partial size of mineral by Mechanical Crushing, compares table to reach higher Area, to act on the harmful substance in removal soil and water body using adsorption;Currently, the modification to mineral material is main It include: the surface area modification of 1, mineral material;2, cellular structure is modified;3, surface-active-modified.Red mud is as China's discharge amount Maximum mineral waste, red mud particle have good adsorptivity to metal ion in water body and Non-metallic components.Therefore, will Red mud with detergent power, which is modified, to be used in soil remediation, and production cost is not only reduced, and improves resource utilization, Meanwhile, it is capable to solve the problems, such as soil Fl, reach certain society and environmental benefit.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of soil conditioner and preparation method thereof using red mud preparation, The problem of alleviating land occupation resource caused by a large amount of accumulations of traditional waste red mud and ardealite, polluting environment, it is also real The resource utilization of red mud and ardealite is showed.
The present invention provides a kind of soil conditioners prepared using red mud, are made of the raw material of following weight: 80 ~ 100 parts of red mud, 20 ~ 40 parts of ardealite, 20 ~ 30 parts of coal dust, 3 ~ 5 parts of humic acid, 10 ~ 15 parts of biogas residue, 5 ~ 10 parts of plant ash, 15 ~ 20 parts of carboxymethyl starch, appropriate Waste Sulfuric Acid, appropriate ammonium hydroxide.
The present invention also provides a kind of preparation methods of soil conditioner using red mud preparation, comprising the following steps:
Step 1: taking red mud, ardealite, coal dust, humic acid, biogas residue, plant ash, carboxymethyl to form sediment respectively by the weight Powder, Waste Sulfuric Acid and ammonium hydroxide;
Step 2: the Waste Sulfuric Acid is added into the red mud, it is stirred, is filtered after standing 30 ~ 60min, much filtrate is dried Dry, grinding refinement obtains the red mud powder that granularity is 90 ~ 100 mesh, spare;
Step 3: the coal dust is added into the red mud powder, be uniformly mixed be placed on roasting 40 at 600 ~ 700 DEG C ~ 60min obtains activation red mud powder;
Step 4: the ammonium hydroxide is added into the activation red mud powder, stood after being stirred, filter off precipitating, filtrate is carried out Concentration, low temperature spray drying obtain dealuminzation red mud powder;
Step 5: ardealite crushing, levigate be placed at 500 ~ 600 DEG C are calcined 20 ~ 30min, phosphogypsum powder is obtained;
Step 6: by the dealuminzation red mud powder, the phosphogypsum powder, the humic acid, the biogas residue, the plant ash and described Carboxymethyl starch is sent into mixed at high speed pelletizer and is granulated, and is subsequently placed at 30 ~ 40 DEG C and dries to get soil conditioner.
In a kind of preferred embodiment of the preparation method of the soil conditioner provided by the invention using red mud preparation, institute State in step 2, the additional amount of the Waste Sulfuric Acid be subject to be stirred stand after upper layer waste liquid pH be 6 ~ 7.
In a kind of preferred embodiment of the preparation method of the soil conditioner provided by the invention using red mud preparation, institute State in step 4, the additional amount of the ammonium hydroxide be so that stand after precipitation capacity be not further added by until.
Compared to the prior art, the soil conditioner provided by the invention using red mud preparation has the advantages that The present invention prepares soil conditioner using red mud and ardealite as primary raw material, not only alleviates traditional waste red mud and ardealite It is a large amount of accumulation caused by land occupation resource, pollute environment the problem of, also achieve the resource utilization of red mud and ardealite; Obtained soil conditioner can also supplement the nutrients such as potassium, the calcium in soil to a certain extent, and soil can be effectively reduced The acid degree of earth.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects It encloses.
Embodiment 1
A kind of soil conditioner prepared using red mud, is made: 80 parts of red mud, ardealite 20 of the raw material of following weight Part, 20 parts of coal dust, 3 parts of humic acid, 10 parts of biogas residue, 5 parts of plant ash, 15 parts of carboxymethyl starch, appropriate Waste Sulfuric Acid, appropriate ammonium hydroxide.
The preparation method of the described soil conditioner using red mud preparation the following steps are included:
S1, taken respectively by the weight red mud, ardealite, coal dust, humic acid, biogas residue, plant ash, carboxymethyl starch, Waste Sulfuric Acid and ammonium hydroxide;
The Waste Sulfuric Acid is added in S2, Xiang Suoshu red mud, is stirred, is filtered after standing 30min, much filtrate is dried, grinds Refinement obtains the red mud powder that granularity is 90 mesh, spare;The additional amount of the Waste Sulfuric Acid is to be stirred upper layer waste liquid after standing PH be 6 ~ 7 subject to;
The coal dust is added in S3, Xiang Suoshu red mud powder, uniformly mixed be placed at 600 DEG C roasts 40min, obtains activating red Mud powder;
S4, the ammonium hydroxide is added into the activation red mud powder, is stood after being stirred, filter off precipitating, filtrate is concentrated, Low temperature spray drying obtains dealuminzation red mud powder;The additional amount of the ammonium hydroxide be so that stand after precipitation capacity be not further added by until;
S5, ardealite crushing, levigate be placed at 500 DEG C are calcined into 20min, obtains phosphogypsum powder;
S6, by the dealuminzation red mud powder, the phosphogypsum powder, the humic acid, the biogas residue, the plant ash and the carboxylic first Base starch is sent into mixed at high speed pelletizer and is granulated, and is subsequently placed at 30 ~ 40 DEG C and dries to get soil conditioner.
Embodiment 2
A kind of soil conditioner prepared using red mud, is made: 90 parts of red mud, ardealite 30 of the raw material of following weight Part, 25 parts of coal dust, 4 parts of humic acid, 13 parts of biogas residue, 8 parts of plant ash, 17 parts of carboxymethyl starch, appropriate Waste Sulfuric Acid, appropriate ammonium hydroxide.
The preparation method of the described soil conditioner using red mud preparation the following steps are included:
S1, taken respectively by the weight red mud, ardealite, coal dust, humic acid, biogas residue, plant ash, carboxymethyl starch, Waste Sulfuric Acid and ammonium hydroxide;
The Waste Sulfuric Acid is added in S2, Xiang Suoshu red mud, is stirred, is filtered after standing 30 ~ 60min, much filtrate is dried, is ground Levigateization obtains the red mud powder that granularity is 95 mesh, spare;The additional amount of the Waste Sulfuric Acid is useless to be stirred upper layer after standing The pH of liquid is subject to 6 ~ 7;
The coal dust is added in S3, Xiang Suoshu red mud powder, uniformly mixed be placed at 650 DEG C roasts 50min, obtains activating red Mud powder;
S4, the ammonium hydroxide is added into the activation red mud powder, is stood after being stirred, filter off precipitating, filtrate is concentrated, Low temperature spray drying obtains dealuminzation red mud powder;The additional amount of the ammonium hydroxide be so that stand after precipitation capacity be not further added by until;
S5, ardealite crushing, levigate be placed at 550 DEG C are calcined into 25min, obtains phosphogypsum powder;
S6, by the dealuminzation red mud powder, the phosphogypsum powder, the humic acid, the biogas residue, the plant ash and the carboxylic first Base starch is sent into mixed at high speed pelletizer and is granulated, and is subsequently placed at 30 ~ 40 DEG C and dries to get soil conditioner.
Embodiment 3
A kind of soil conditioner prepared using red mud, is made: 100 parts of red mud, ardealite of the raw material of following weight 40 parts, 30 parts of coal dust, 5 parts of humic acid, 15 parts of biogas residue, 10 parts of plant ash, 20 parts of carboxymethyl starch, appropriate Waste Sulfuric Acid, ammonium hydroxide are suitable Amount.
The preparation method of the described soil conditioner using red mud preparation the following steps are included:
S1, taken respectively by the weight red mud, ardealite, coal dust, humic acid, biogas residue, plant ash, carboxymethyl starch, Waste Sulfuric Acid and ammonium hydroxide;
The Waste Sulfuric Acid is added in S2, Xiang Suoshu red mud, is stirred, is filtered after standing 60min, much filtrate is dried, grinds Refinement obtains the red mud powder that granularity is 100 mesh, spare;The additional amount of the Waste Sulfuric Acid is to be stirred upper layer waste liquid after standing PH be 6 ~ 7 subject to;
The coal dust is added in S3, Xiang Suoshu red mud powder, uniformly mixed be placed at 700 DEG C roasts 60min, obtains activating red Mud powder;
S4, the ammonium hydroxide is added into the activation red mud powder, is stood after being stirred, filter off precipitating, filtrate is concentrated, Low temperature spray drying obtains dealuminzation red mud powder;The additional amount of the ammonium hydroxide be so that stand after precipitation capacity be not further added by until;
S5, ardealite crushing, levigate be placed at 600 DEG C are calcined into 30min, obtains phosphogypsum powder;
S6, by the dealuminzation red mud powder, the phosphogypsum powder, the humic acid, the biogas residue, the plant ash and the carboxylic first Base starch is sent into mixed at high speed pelletizer and is granulated, and is subsequently placed at 30 ~ 40 DEG C and dries to get soil conditioner.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks Domain is included within the scope of the present invention.

Claims (4)

1. a kind of soil conditioner prepared using red mud, which is characterized in that be made of the raw material of following weight: red mud 80 ~ 100 parts, 20 ~ 40 parts of ardealite, 20 ~ 30 parts of coal dust, 3 ~ 5 parts of humic acid, 10 ~ 15 parts of biogas residue, 5 ~ 10 parts of plant ash, carboxylic first 15 ~ 20 parts of base starch, appropriate Waste Sulfuric Acid, appropriate ammonium hydroxide.
2. a kind of preparation method based on the soil conditioner described in claim 1 using red mud preparation, which is characterized in that packet Include following steps:
Step 1: taking red mud, ardealite, coal dust, humic acid, biogas residue, plant ash, carboxymethyl to form sediment respectively by the weight Powder, Waste Sulfuric Acid and ammonium hydroxide;
Step 2: the Waste Sulfuric Acid is added into the red mud, it is stirred, is filtered after standing 30 ~ 60min, much filtrate is dried Dry, grinding refinement obtains the red mud powder that granularity is 90 ~ 100 mesh, spare;
Step 3: the coal dust is added into the red mud powder, be uniformly mixed be placed on roasting 40 at 600 ~ 700 DEG C ~ 60min obtains activation red mud powder;
Step 4: the ammonium hydroxide is added into the activation red mud powder, stood after being stirred, filter off precipitating, filtrate is carried out Concentration, low temperature spray drying obtain dealuminzation red mud powder;
Step 5: ardealite crushing, levigate be placed at 500 ~ 600 DEG C are calcined 20 ~ 30min, phosphogypsum powder is obtained;
Step 6: by the dealuminzation red mud powder, the phosphogypsum powder, the humic acid, the biogas residue, the plant ash and described Carboxymethyl starch is sent into mixed at high speed pelletizer and is granulated, and is subsequently placed at 30 ~ 40 DEG C and dries to get soil conditioner.
3. the preparation method of the soil conditioner according to claim 2 using red mud preparation, which is characterized in that the step In rapid two, the additional amount of the Waste Sulfuric Acid be subject to be stirred stand after upper layer waste liquid pH be 6 ~ 7.
4. the preparation method of the soil conditioner according to claim 2 using red mud preparation, which is characterized in that the step In rapid four, the additional amount of the ammonium hydroxide be so that stand after precipitation capacity be not further added by until.
CN201910385470.7A 2019-05-09 2019-05-09 A kind of soil conditioner and preparation method thereof using red mud preparation Pending CN109971492A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910385470.7A CN109971492A (en) 2019-05-09 2019-05-09 A kind of soil conditioner and preparation method thereof using red mud preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910385470.7A CN109971492A (en) 2019-05-09 2019-05-09 A kind of soil conditioner and preparation method thereof using red mud preparation

Publications (1)

Publication Number Publication Date
CN109971492A true CN109971492A (en) 2019-07-05

Family

ID=67073332

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910385470.7A Pending CN109971492A (en) 2019-05-09 2019-05-09 A kind of soil conditioner and preparation method thereof using red mud preparation

Country Status (1)

Country Link
CN (1) CN109971492A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105237103A (en) * 2015-08-07 2016-01-13 安徽新中远化工科技有限公司 Phosphogypsum soil improver for improving acid soil and preparation method for phosphogypsum soil improver
CN108977203A (en) * 2018-08-16 2018-12-11 中国铝业股份有限公司 A kind of red mud soil renovation agent and its method of administration
CN109097064A (en) * 2018-11-05 2018-12-28 肇庆中奥检测咨询有限公司 A kind of acid soil improving agent
CN109266361A (en) * 2018-11-05 2019-01-25 肇庆中奥检测咨询有限公司 The method for preparing soil conditioner using red mud

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105237103A (en) * 2015-08-07 2016-01-13 安徽新中远化工科技有限公司 Phosphogypsum soil improver for improving acid soil and preparation method for phosphogypsum soil improver
CN108977203A (en) * 2018-08-16 2018-12-11 中国铝业股份有限公司 A kind of red mud soil renovation agent and its method of administration
CN109097064A (en) * 2018-11-05 2018-12-28 肇庆中奥检测咨询有限公司 A kind of acid soil improving agent
CN109266361A (en) * 2018-11-05 2019-01-25 肇庆中奥检测咨询有限公司 The method for preparing soil conditioner using red mud

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
李章海等主编: "《有机肥条垛型堆积发酵技术与应用》", 30 June 2016, 中国科学技术大学出版社 *

Similar Documents

Publication Publication Date Title
CN102989427A (en) Enteromorpha absorbent and preparation technology thereof
CN105152340A (en) Red mud phosphate-removing filling material for constructed wetland and preparation method thereof
CN103432987A (en) Preparation method of modified kieselguhr water purifying agent
CN109097064A (en) A kind of acid soil improving agent
CN105923788A (en) High-flocculability crane electroplating wastewater disposal agent based on modified coal ash and preparation method of high-flocculability crane electroplating wastewater disposal agent
CN104084140A (en) Adsorbent for heavy metal copper ions in high-salinity wastewater and preparation method of adsorbent
CN106064075A (en) A kind of can the crane compound for treatment of electroplating wastes and preparation method thereof of deodorization
CN109971492A (en) A kind of soil conditioner and preparation method thereof using red mud preparation
CN104291539A (en) Method for dealkalizing Bayer process red mud by using CO2 and waste acid in combined way
CN107999029A (en) A kind of coir fibre composite Nano ferriferous oxide heavy metal stabilizer and preparation method thereof
CN106064049A (en) Crane compound for treatment of electroplating wastes that a kind of photocatalysis effect is good and preparation method thereof
CN104072026A (en) Road paving material adopting ceramic wastes and preparation method thereof
CN101898128A (en) Preparation and application method of aluminum modified red mud defluorinating absorbent
CN110639476A (en) Heavy metal adsorbent based on alkaline residue recycling and preparation method and application thereof
CN105772482A (en) Potassium feldspar tailing utilizing method
CN105923691A (en) Low-cost crane electroplating wastewater disposal agent based on modified fly ash and preparation method of low-cost crane electroplating wastewater disposal agent
CN106111081B (en) A kind of silica adsorbent and its preparation method and application of Zero-valent Iron/chitosan-modified
CN106747482B (en) A method of it is prepared using landfill leachate and type ceramic additive is thinned
CN110272745B (en) Humic acid heavy metal passivator oxidation modification device and application method thereof
CN105923690A (en) Crane electroplating wastewater disposal agent based on modified hydrophobic oil-adsorbing solid light crushed brick slag and preparation method of crane electroplating wastewater disposal agent
CN105948160A (en) Crane electroplating wastewater treating agent based on carbon nano tube modified polyaspartic acid and preparing method of crane electroplating wastewater treating agent
CN105923688A (en) Porosity crane electroplating wastewater disposal agent based on modified dried swine feces and preparation method of porosity crane electroplating wastewater disposal agent
CN106040168A (en) High-dispersity crane electroplating wastewater treating agent and preparation method thereof
CN104276842B (en) A kind of ironmaking sludge basal granule sub-electrode and preparation method thereof
CN106040170A (en) Crane electroplating wastewater treating agent capable of efficiently adsorbing metal ions and production method of agent

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20190705

WD01 Invention patent application deemed withdrawn after publication