CN110395792A - A kind of cohesion curing agent and preparation method thereof - Google Patents
A kind of cohesion curing agent and preparation method thereof Download PDFInfo
- Publication number
- CN110395792A CN110395792A CN201910670786.0A CN201910670786A CN110395792A CN 110395792 A CN110395792 A CN 110395792A CN 201910670786 A CN201910670786 A CN 201910670786A CN 110395792 A CN110395792 A CN 110395792A
- Authority
- CN
- China
- Prior art keywords
- parts
- curing agent
- cohesion
- weight
- water
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/008—Sludge treatment by fixation or solidification
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/148—Combined use of inorganic and organic substances, being added in the same treatment step
Abstract
The present invention relates to water treatment field, a kind of cohesion curing agent and preparation method thereof is specifically disclosed.The raw material of the cohesion curing agent includes: 10~70 parts of plant ash, 8~32 parts of inorganic flocculant, 0.5~3 part of organic binder, 5~15 parts of water imbibition curing agent in parts by weight.The cohesion curing agent can be used for handling sludge water, and strengthen the cohesion function and solidification function of condensation product.In practical applications, it is only necessary to add a small amount of present invention cohesion curing agent (1000ppm) into muddy sewage, deposit can be settled to form condensation product.After the condensation product of recycling waits for Free water discharge, can have certain solidification intensity, become the solid-state construction object of porous granular, and collapse and again sludge will not be expanded because of rainwater, and harmful substance will not dissolve out.Obtained solid-state construction object has water flowing appropriate and water-retaining property, adapts to vegetation growth, and have higher amalgamation with existing soil, is suitable as agriculture goods, materials and equipments.
Description
Technical field
The present invention relates to water treatment fields, specifically, being related to a kind of cohesion curing agent and preparation method thereof.
Background technique
In recent years, the pollutional load total amount of life, herding, the production activity etc. discharged from land, flow into rivers and creeks, lake or
The natural ecologies waters such as person bay system, and be more than its self-purification capacity, cause water body muddy and pollutes environment.
For polluting the muddy water of environment, adds cohesion curing agent and be separated by solid-liquid separation, carrying out processing to supernatant makes it
Reach environmental standard, and is discharged.Meanwhile separating and recovering the precipitating condensation product of generation, for making it be modified as having intensity
Granular solidfied material reaches the purification and volume reduction of muddy sewage, is finally reached the purpose for perfecting living environment.
However, agglomerating curing agent used in the prior art, it is difficult to make solidfied material intensity with higher, there is easily quilt
The reasons such as rainfall cause the problem of sludge again.Therefore, be badly in need of develop one kind can effective recycling engineering materials provide it again
Source, and reach the cohesion curing agent of purification and volume reduction muddy water purpose.
Summary of the invention
In order to solve the problems in the existing technology, the object of the present invention is to provide a kind of novel cohesion curing agent and
Preparation method.
In order to achieve the object of the present invention, technical scheme is as follows:
In a first aspect, the present invention provides a kind of cohesion curing agent, the raw material of the cohesion curing agent includes: in parts by weight
10~70 parts of plant ash, 8~32 parts of inorganic flocculant, 0.5~3 part of organic binder, 5~15 parts of water imbibition curing agent.
Or, it is described cohesion curing agent raw material include: in parts by weight 10~70 parts of plant ash, 10~15 parts of calcium carbonate,
8~32 parts of inorganic flocculant, 0.5~3 part of organic binder, 5~15 parts of water imbibition curing agent.
Preferably, the raw material of the cohesion curing agent includes: 20 parts of plant ash, 10 parts of calcium carbonate, nothing in parts by weight
10 parts of machine flocculating agent, 1 part of organic binder, 10 parts of water imbibition curing agent.
Preferably, the partial size of the plant ash is 50~2000 μm, more preferably 100~200 μm.
Further preferably, the raw material of the cohesion curing agent further includes 10~15 parts of ferrous sulfate.Ferrous sulfide can be used for
Reducing heavy metal ion, purification supernatant reach discharge standard.
When the cohesion curing agent need to strengthen cohesion function, the raw material of the cohesion curing agent includes: in parts by weight
60 parts of plant ash, 12 parts of calcium carbonate, 16 parts of aluminum sulfate, 3 parts of caustic dolomite, 2 parts of organic binder, 7 parts of gypsum.
When the cohesion curing agent need to strengthen solidification function, the raw material of the cohesion curing agent includes: in parts by weight
50 parts of plant ash, 10 parts of caustic dolomite, 10 parts of gypsum, 10 parts of aluminum sulfate, 2 parts of organic binder.
In the technical solution of the present invention, the inorganic flocculant is selected from caustic dolomite (also known as light dolomite), sulfuric acid
One of aluminium, ferric sulfate, iron series inorganic polymer flocculating agent are a variety of；The organic binder is selected from alginic acid, polysaccharide, height
One of molecule flocculating agent is a variety of；The main component of the water imbibition curing agent is calcium sulfate, preferably anhydrous plaster powder
End and/or semi-hydrated gypsum powder.
Plant ash of the present invention is the product calcined using sugarcane, corn, true wild rice bamboo shoot, rice, wheat as raw material,
Such as can be cane residuals, corn stover, wheat stalk etc., preferably cane residuals.
Can also add porosity adjuvant in cohesion curing agent raw material of the present invention, for example, diatomite, bentonite, work
Property charcoal, porous silica etc.；For improve water resistance, aeration, can also add sand, leaf mould, deer natural pond soil, Chi Yutu,
Vermiculite, pearl powder etc.；Defoaming agent, pH regulator, acidification preventing agent etc. can also be added according to actual needs.
Cohesion curing agent of the present invention can agglomerate the bed mud for solidifying the water bodys such as rivers and creeks, and filter press, spiral shell can be used
The mechanical expressions such as spinning force machine method carries out concentration volume reduction, also can be used simultaneously polymer coagulant and aluminum sulfate, aluminium chloride etc.
Inorganic flocculant improve cohesion solidification function.
Bagasse burning ash contains calcium carbonate and caustic dolomite and calcium sulfate, and has biggish specific gravity.Cohesion is solid
Agent promotes the gravitational settling effect of condensation product, and shortens the settling time of supernatant.The suspended matter of floating can with negative electrical charge
The positive charge for neutralizing divalent calcium ions, manganese ion and trivalent aluminium ion that this cohesion curing agent contains is condensed as suspended things
Core.Such organic system glue is built bridge by divalent calcium ions, trivalent aluminium ion as slightly solubility gel, it is ensured that particles cured
The water resistance of object prevents mirinessization again.
So far, muddy water process is to determine inorganic flocculant, aluminum sulfate according to sewage species, solid concentration of muddy water etc.
With the type of polymer coagulant.Because inorganic flocculant aluminum sulfate has highly acid, the pH value of water body can be reduced to 4 to 5
Degree.Usual polymer coagulant can not play flocculating result in acidic region, need to be adjusted to pH value using alkaline reagent
7~8.Therefore, sewage is neutralized by settable neutralization chamber in practical application, then in dissolving tank polymer coagulant
It is diluted to 0.2%.Dilution is added among sewage, and is mixed.It is diluted to 0.2% polymer coagulant, in height
Fast stirred tank forms suspended things and subtle coagulation.Then, slow stirred tank is set, make condensation product growth become larger with it is upper
Clear liquid separation.In this way, each mixing channel of neutralization chamber subsequent technique, according to mixing speed it is necessary to be set as multiterminal treatment trough or
Slot is mixed through the stage in mixing channel, is separated into settleability condensation product and supernatant.
For the low turbidity muddy water of 200~100000ppm, strengthen the addition of the present invention agglutination curing agent of cohesion function
Amount is 50~5000ppm, can be separated by solid-liquid separation, and muddy water is clarified.The condensation product of precipitating, is discharged through Free water, forms graininess
Solidfied material generates solidification intensity through material age on the 3rd~7.
For 100000~500000ppm high concentrtion high fluidity soil, it is necessary to which the processing for carrying out industrial waste adds
Add 5000~20000ppm to strengthen the present invention cohesion curing agent for solidifying function, supernatant can be discharged after 1 day.Self-unloading card can be used
Vehicle is carried, and at graininess solidfied material and has solidification intensity through 3~7 Cai Elderly.
Second aspect, the present invention provide a kind of preparation method for agglomerating curing agent, and the preparation method includes to 10~70
It is organic glutinous that 10~15 weight parts of calcium carbonate, 8~32 parts by weight of inorganic flocculating agents, 0.5~3 parts by weight are added in parts by weight plant ash
Tie agent and 5~15 parts by weight water imbibition curing agents.
Preferably, the preparation method also adds 10~15 parts of ferrous sulfate into 10~70 parts by weight plant ash.
The present invention relates to raw material or reagent be ordinary commercial products, the operation being related to is unless otherwise specified
This field routine operation.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can be combined with each other, obtain specific embodiment party
Formula.
The beneficial effects of the present invention are:
Cohesion curing agent provided by the present invention can be used for handling sludge water, and strengthen the cohesion function and solidification of condensation product
Function.
In practical applications, it is only necessary to a small amount of present invention cohesion curing agent (1000ppm) is added into muddy sewage
Deposit is settled to form condensation product.
COD, BOD, harmfulness heavy metal in muddy sewage etc., because of the Porous of cohesion curing agent provided by the present invention
Ingredient and cohesion function ingredient, are separated into settleability deposit (i.e. condensation product) and supernatant.If supernatant is reached through processing
Rivers and creeks can be discharged into environmental criteria.The condensation product of recycling wait for Free water discharge after (after material age reaches 7), i.e.,
The solid-state construction object (cohesion solidfied material) that can have certain solidification intensity, and may modify for porous granular, and will not be because
Collapse and again sludge are expanded for rainwater, and harmful substance will not dissolve out.Harmful substance is not contained in Free water, will not be gone out
The problems such as now polluting living environment.Obtained solid-state construction object has water flowing appropriate and water-retaining property, adapts to vegetation growth,
And have higher amalgamation with existing soil, it is suitable as agriculture goods, materials and equipments.
Specific embodiment
The preferred embodiment of the present invention is described in detail below in conjunction with embodiment.It will be appreciated that following real
Providing merely to play the purpose of explanation for example is applied, is not used to limit the scope of the present invention.The skill of this field
Art personnel without departing from the spirit and purpose of the present invention, can carry out various modifications and replace to the present invention.
Experimental method used in following embodiments is conventional method unless otherwise specified.
The materials, reagents and the like used in the following examples is commercially available unless otherwise specified.
Embodiment 1
The present embodiment is used for the cohesion curing agent for illustrating to strengthen cohesion function.
The raw material of the cohesion curing agent includes: 60 parts of plant ash, 12 parts of calcium carbonate, 16 parts of aluminum sulfate in parts by weight,
3 parts of caustic dolomite, 2 parts of organic binder, 7 parts of gypsum.
Wherein, the plant ash is the calcined product of cane residuals, and partial size is in 50~2000 μ ms；Organic binder
For polymer coagulant.
It is described cohesion curing agent the preparation method comprises the following steps:
According to above-mentioned quality proportioning, calcium carbonate, aluminum sulfate, caustic dolomite organic binder and stone are added into plant ash
Cream stirs evenly.
Embodiment 2
The present embodiment is used to illustrate to strengthen the cohesion curing agent for solidifying function.
The raw material of the cohesion curing agent includes: 50 parts of plant ash, 10 parts of caustic dolomite, gypsum 10 in parts by weight
Part, 10 parts of aluminum sulfate, 2 parts of organic binder.
Wherein, the plant ash is the calcined product of cane residuals, and partial size is in 50~2000 μ ms；Organic binder
For polymer coagulant.
It is described cohesion curing agent the preparation method comprises the following steps:
According to above-mentioned quality proportioning, caustic dolomite, gypsum, aluminum sulfate, organic binder are added into plant ash, and stir
It mixes uniformly.
Embodiment 3
The present embodiment is used for the cohesion curing agent for illustrating to strengthen cohesion function.
The raw material of the cohesion curing agent includes: 60 parts of plant ash, 12 parts of calcium carbonate, ferrous sulfate 15 in parts by weight
Part, 3 parts of caustic dolomite, 2 parts of organic binder, 7 parts of gypsum.
Wherein, the plant ash is the calcined product of cane residuals, and partial size is in 50~2000 μ ms；Organic binder
For polymer coagulant.
It is described cohesion curing agent the preparation method comprises the following steps:
According to above-mentioned quality proportioning, calcium carbonate, ferric sulfate, caustic dolomite organic binder and stone are added into plant ash
Cream stirs evenly.
Embodiment 4
The present embodiment is using the muddy water that cohesion curing agent processing rivers and creeks dredging work generates prepared by embodiment 1.
It is added in the muddy water that suspended things concentration (ss concentration) is 5000~45000ppm and agglomerates solidification described in embodiment 1
500~2500ppm of agent (see Table 1 for details) is stirred 60s and then stands 60s, can be separated condensation product and supernatant with the revolving speed of 60rpm
Liquid.
Through detecting, the suspended things concentration in supernatant is reduced to 5ppm hereinafter, the supernatant of purification is transparent.This cohesion
The practicability of curing agent is determined.
Table 1
Further, by measuring unconfined compression strength test, the solidification intensity of condensation product is tested.
Unconfined compression strength test: test block does not limit the side of test block in an experiment, is a kind of theoretical test
Value.And for the rock in ground, actually there is the compression strength of lateral confinement.
Test principle:
Unconfined compression strength test is a special case of triaxial test, i.e., soil sample is placed in not by laterally limiting condition
The pressure testing of lower progress, minor principal stress suffered by soil sample is 0 at this time, and the limiting value of big principal stress is non-confining strength
Degree.
Instrument and equipment:
(1) it strain controlling formula unconfined compression apparatus: is made of dynamometer, increased pressure frame, lifting device.
(2) axial displacement meter: range 10mm, the dial gauge of scale division value 0.01mm.
(3) 500g, scale division value 0.1g balance: are weighed.
Operating procedure:
(1) undisturbed sample preparation is carried out by triaxial compression test step.Specimen finish is 39.1mm, is highly 80mm.
(2) a thin layer vaseline is smeared at sample both ends, when dry, also needs to smear a thin layer vaseline around sample,
Prevent moisture from evaporating.
(3) sample is placed on pedestal, rotates handwheel, slowly increase pedestal, sample is just contacted with pressure plate, by dynamometry
Meter reading is adjusted to zero.The dynamometer of different ranges is selected according to the soft or hard degree of sample.
(4) axial strain speed is preferably strain 1%~3% per minute.Rotational handle tries lifting device rising
It tests, when axial strain is less than 3%, when 0.5% strain (or 0.4mm) reads an axial strain and is equal to, is greater than 3%, often
It is primary every 1% strain (or 0.8mm) reading.Test is preferably completed in 8~10min.
(5) when peak value occurs in dynamometer reading, stop test after continuing 3%~5% strain；When reading is without peak
When value, test should proceed to strain up to until 20%.
(6) sample, the shape after description sample destruction are removed in off-test.
(7) when needing measurement sensitivity, the sample after destruction should be removed to the surface for being coated with vaseline immediately.Add a little
Remaining soil is wrapped in plastic film and is pinched with hand rubbing, destroys its structure, and remodeling is put into remodeling cylinder at cylinder, with metal caul,
Sample is extruded into the sample with undisturbed sample size, equal density, and the step of pressing (1)~(5) is tested.
As a result it arranges:
(1) axial strain is calculated as follows:
Δ h=n Δ L-R
In formula: ε1--- axial strain (%)；
h0--- test specimen starting altitude (cm)；
Δ h --- axial deformation (cm)；
N --- handwheel revolving speed；
Δ L --- handwheel every revolution, lower pressure plate lifting height (accurate 0.01mm)；
R --- percentage meter reading (accurate 0.01mm).
(2) test specimen average area is calculated as follows:
In formula:
Aa--- the basal area (cm of test specimen after correction2)；
A0--- test specimen starting area (cm2)。
(3) axial stress suffered by test specimen is calculated as follows on strain controlling formula unconfined compression apparatus:
In formula: σ --- axial compressive force (kPa)；
C --- dynamometer correction coefficient (N/0.01mm)；
R --- percentage meter reading (0.01mm)；
Aa--- the basal area (cm of test specimen after correction2)。
(4) using axial stress as ordinate, axial strain is abscissa, draws stress --- strain curve.With maximum axis
To stress as unconfined compressive strength.If maximum axial stress is unobvious, take the stress at axial strain 15% as the examination
The unconfined compressive strength of part.
Measurement result: the compression strength through unconfined compression strength test sample is 812kN/m2。
Embodiment 5
The present embodiment is using the muddy water that cohesion curing agent processing rivers and creeks dredging work generates prepared by embodiment 2.
It is added in the muddy water that suspended things concentration (ss concentration) is 5000~45000ppm and agglomerates solidification described in embodiment 2
500~2500ppm of agent (see Table 2 for details) is stirred 60s and then stands 60s, can be separated condensation product and supernatant with the revolving speed of 60rpm
Liquid.
Through detecting, the suspended things concentration in supernatant is reduced to 5ppm hereinafter, the supernatant of purification is transparent.This cohesion
The practicability of curing agent is determined.
Table 2
Further, by measuring unconfined compression strength test, the solidification intensity of condensation product is tested, test is former
Reason, instrument and equipment, operating procedure, result arrange with embodiment 4.
Measurement result: the compression strength through unconfined compression strength test sample is 450kN/m2。
Embodiment 6
The present embodiment is using the muddy water that cohesion curing agent processing rivers and creeks dredging work generates prepared by embodiment 3.
It is added in the muddy water that suspended things concentration (ss concentration) is 5000~45000ppm and agglomerates solidification described in embodiment 3
500~2500ppm of agent (see Table 3 for details) is stirred 60s and then stands 60s, can be separated condensation product and supernatant with the revolving speed of 60rpm
Liquid.
Through detecting, the suspended things concentration in supernatant is reduced to 5ppm hereinafter, the supernatant of purification is transparent.This cohesion
The practicability of curing agent is determined.
Table 3
Further, by measuring unconfined compression strength test, the solidification intensity of condensation product is tested, test is former
Reason, instrument and equipment, operating procedure, result arrange with embodiment 4.
Measurement result: the compression strength through unconfined compression strength test sample is 615kN/m2。
Although above the present invention is described in detail with a general description of the specific embodiments,
On the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Cause
This, these modifications or improvements, fall within the scope of the claimed invention without departing from theon the basis of the spirit of the present invention.
Claims (10)
1. a kind of cohesion curing agent, which is characterized in that it is described cohesion curing agent raw material include: in parts by weight plant ash 10~
70 parts, 8~32 parts of inorganic flocculant, 0.5~3 part of organic binder, 5~15 parts of water imbibition curing agent.
2. cohesion curing agent according to claim 1, which is characterized in that the raw material of the cohesion curing agent is in parts by weight
It include: 10~70 parts of plant ash, 10~15 parts of calcium carbonate, 8~32 parts of inorganic flocculant, 0.5~3 part of organic binder, water suction
5~15 parts of curing agent of property；
It is preferred that 20 parts of plant ash, 10 parts of calcium carbonate, 10 parts of inorganic flocculant, 1 part of organic binder, 10 parts of water imbibition curing agent.
3. cohesion curing agent according to claim 2, which is characterized in that the partial size of the plant ash is 50~2000 μm.
4. cohesion curing agent according to claim 3, which is characterized in that the raw material of the cohesion curing agent further includes sulfuric acid
It is 10~15 parts ferrous.
5. cohesion curing agent according to any one of claims 1 to 4, which is characterized in that the inorganic flocculant is selected from severe
One of property dolomite, aluminum sulfate, ferric sulfate, iron series inorganic polymer flocculating agent are a variety of.
6. cohesion curing agent according to any one of claims 1 to 4, which is characterized in that the organic binder is selected from sea
One of alginic acid, polysaccharide, polymer coagulant are a variety of.
7. cohesion curing agent according to any one of claims 1 to 4, which is characterized in that the master of the water imbibition curing agent
Wanting ingredient is calcium sulfate, preferably anhydrous gypsum powder and/or semi-hydrated gypsum powder.
8. cohesion curing agent according to any one of claims 1 to 4, which is characterized in that the plant ash is with sugarcane, jade
Rice, true wild rice bamboo shoot, rice, wheat are the product that raw material is calcined.
9. a kind of preparation method for agglomerating curing agent, which is characterized in that the preparation method includes to 10~70 parts by weight vegetations
Added in ash 10~15 weight parts of calcium carbonate, 8~32 parts by weight of inorganic flocculating agents, 0.5~3 parts by weight organic binder and 5~
15 parts by weight water imbibition curing agents.
10. preparation method according to claim 9, which is characterized in that the preparation method is also to 10~70 parts by weight grass
10~15 parts of ferrous sulfate are added in wood ash.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910670786.0A CN110395792A (en) | 2019-07-24 | 2019-07-24 | A kind of cohesion curing agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910670786.0A CN110395792A (en) | 2019-07-24 | 2019-07-24 | A kind of cohesion curing agent and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110395792A true CN110395792A (en) | 2019-11-01 |
Family
ID=68325899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910670786.0A Pending CN110395792A (en) | 2019-07-24 | 2019-07-24 | A kind of cohesion curing agent and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110395792A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117801826A (en) * | 2024-02-28 | 2024-04-02 | 江苏省环境工程技术有限公司 | Environment-friendly curing agent and method for repairing polluted soil by using same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030149152A1 (en) * | 2000-06-28 | 2003-08-07 | Jiangiang Hao | Cold-setting composition |
| CN1810673A (en) * | 2005-01-27 | 2006-08-02 | 三国生态系统株式会社 | Coagulating-separation purifying agent and purifying means for drainage water |
| CN101863601A (en) * | 2009-04-14 | 2010-10-20 | 株式会社安农津技研 | Flocculation curing agent, composition thereof and stabilization improvement method of silt type soil |
| CN101955345A (en) * | 2010-09-29 | 2011-01-26 | 江苏艾特克环境工程设计研究院有限公司 | Neutral inorganic composite material for dehydration, solidification and modification of high water content sludge |
| CN103359815A (en) * | 2013-07-18 | 2013-10-23 | 南京万德斯环保科技有限公司 | Novel high-efficiency environment-friendly coagulating agent used for treating turbid water or polluted water |
| CN109809544A (en) * | 2019-03-28 | 2019-05-28 | 桂林新竹大自然生物材料有限公司 | A kind of environmental purifying agent and its application method |
-
2019
- 2019-07-24 CN CN201910670786.0A patent/CN110395792A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030149152A1 (en) * | 2000-06-28 | 2003-08-07 | Jiangiang Hao | Cold-setting composition |
| CN1810673A (en) * | 2005-01-27 | 2006-08-02 | 三国生态系统株式会社 | Coagulating-separation purifying agent and purifying means for drainage water |
| CN101863601A (en) * | 2009-04-14 | 2010-10-20 | 株式会社安农津技研 | Flocculation curing agent, composition thereof and stabilization improvement method of silt type soil |
| CN101955345A (en) * | 2010-09-29 | 2011-01-26 | 江苏艾特克环境工程设计研究院有限公司 | Neutral inorganic composite material for dehydration, solidification and modification of high water content sludge |
| CN103359815A (en) * | 2013-07-18 | 2013-10-23 | 南京万德斯环保科技有限公司 | Novel high-efficiency environment-friendly coagulating agent used for treating turbid water or polluted water |
| CN109809544A (en) * | 2019-03-28 | 2019-05-28 | 桂林新竹大自然生物材料有限公司 | A kind of environmental purifying agent and its application method |
Non-Patent Citations (2)
| Title |
|---|
| 崔玉忠等: "《装配式建筑之优选部品——建筑板材》", 30 November 2017, 中国建材工业出版社 * |
| 纪晔: "《养猪防疫消毒实用技术》", 30 June 2006, 金盾出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117801826A (en) * | 2024-02-28 | 2024-04-02 | 江苏省环境工程技术有限公司 | Environment-friendly curing agent and method for repairing polluted soil by using same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Niu et al. | Correlation of physicochemical properties and sludge dewaterability under chemical conditioning using inorganic coagulants | |
| CN104261536B (en) | For quickly removing the efficient flocculant of heavy metal in water | |
| Sun et al. | Effects of surfactants on the improvement of sludge dewaterability using cationic flocculants | |
| CN103848542B (en) | Advanced wastewater treatment technology for sewage treatment and upgrading and reconstruction | |
| CN110713240A (en) | Composite flocculant and method for treating sewage or sludge by using same | |
| Song et al. | Comprehensive assessment of flocculation conditioning of dredged sediment using organic polymers: Dredged sediment dewaterability and release of pollutants | |
| CN108408858A (en) | A kind of preparation method of polyaluminum ferric chloride | |
| Sun et al. | Evaluation of dewatering performance and fractal characteristics of alum sludge | |
| Wang et al. | Experimental and theoretical analyses on the impacts of ionic surfactants on sludge properties | |
| CN110395792A (en) | A kind of cohesion curing agent and preparation method thereof | |
| CN106116106A (en) | A kind of for sludge of sewage treatment plant conditioner | |
| Yang et al. | Influence of nitrogen-poor wastewater on activated sludge aggregation and settling: sequential responses of extracellular proteins and exopolysaccharides | |
| Morais et al. | Structural stabilization of granular sludge by addition of calcium ions into aerobic bioreactors | |
| Maeng et al. | Enhanced flotation technology using low-density microhollow beads to remove algae from a drinking water source | |
| CN109368847A (en) | A kind of composite flocculation agent and preparation method thereof | |
| CN103241819B (en) | Modified red earth flocculant and method for preparing same | |
| CN109553170B (en) | Inorganic-organic composite polymer dephosphorization flocculant and preparation method thereof | |
| CN107628742A (en) | A kind of method of Chemical Pretreatment solidification and stabilization press filtration processing leather-making mud | |
| Katja et al. | Flocculation in paper and pulp mill sludge process | |
| CN106698627A (en) | Method for promoting PAC charge neutralization and settling property with vermiculite modified flocculant and application thereof | |
| Zhang et al. | Alkaline sustained-release material based on in situ manganese removal technique of groundwater | |
| Haghseresht | A revolution in phosphorous removal | |
| Wai et al. | Evaluation on different forms of Moringa oleifera seeds dosing on sewage sludge conditioning | |
| Dursun | Gel-like behavior of biosolids in conditioning and dewatering processes | |
| CN106315810B (en) | Multiple-load type silicon-based phosphorus removal agent, preparation method and application thereof |
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 | ||
| CB02 | Change of applicant information |
Address after: 15 / F, building 4, Taihua Jinmao international, No.16, Fenghui South Road, high tech Zone, Xi'an City, Shaanxi Province, 710075 Applicant after: China chemical langzheng Environmental Protection Technology Co.,Ltd. Address before: 15 / F, building 4, Taihua Jinmao international, No.16, Fenghui South Road, high tech Zone, Xi'an City, Shaanxi Province, 710075 Applicant before: SHAANXI LANGZHENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191101 |
|
| RJ01 | Rejection of invention patent application after publication |