CN106943988A - A kind of preparation method of attapulgite adsorption particle - Google Patents
A kind of preparation method of attapulgite adsorption particle Download PDFInfo
- Publication number
- CN106943988A CN106943988A CN201710235675.8A CN201710235675A CN106943988A CN 106943988 A CN106943988 A CN 106943988A CN 201710235675 A CN201710235675 A CN 201710235675A CN 106943988 A CN106943988 A CN 106943988A
- Authority
- CN
- China
- Prior art keywords
- attapulgite
- preparation
- adsorption particle
- surfactant
- particle according
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention discloses a kind of preparation method of attapulgite adsorption particle, it is related to attapulgite processing technique field, comprises the following steps：（1）, attapulgite purification；（2）, attapulgite it is modified for the first time；（3）, attapulgite second it is modified；（4）, high-temperature calcination；（5）, function aqua prepare；（6）, surfactant solution prepare；（7）, mixing.Present invention process is simple, do not produce secondary pollution, the characteristics of attapulgite adsorption particle of preparation has big particle diameter, good absorption property and high intensity.
Description
Technical field
The present invention relates to attapulgite processing technique field, and in particular to a kind of preparation side of attapulgite adsorption particle
Method.
Background technology
Effluent containing heavy metal ions are one of big water environment pollution modes in the world today three, and these effluent containing heavy metal ions enter
It can not be biodegradable after environment, certain limit is run up in water body will be to the aquatic animal system of one water plant of water body one
Serious harm is produced, and the health of mankind itself can be had influence on by food chain.Existing heavy metal processing method mainly includes
The application of the methods such as chemical precipitation, solvent extraction, ion exchange, UF membrane, activated carbon and silica gel absorption, wherein chemical precipitation method is most
To be extensive, but for low concentration wastewater, there is that investment is big, operating cost is high and is also easy to produce secondary pollution using chemical precipitation method
The problem of.And absorption method is because its material is cheap and easily-available, low cost and removal effect are good and turn into research emphasis, both at home and abroad at present most
Conventional adsorbent is activated carbon, but activated carbon has the problem of high cost, absorption are easily saturated and regenerate difficulty, therefore
The substitute products for finding activated carbon are paid close attention to by this area.
The content of the invention
It is an object of the invention to provide a kind of preparation method of attapulgite adsorption particle, technique is simple, it is secondary not produce
Pollution, the characteristics of attapulgite adsorption particle of preparation has big particle diameter, good absorption property and high intensity is gone available for absorption
Decontaminate the heavy metal ion and its compound in the aqueous solution.
The invention provides following technical scheme：A kind of preparation method of attapulgite adsorption particle, including following step
Suddenly：
（1）, attapulgite purification：Grinding attapulgite obtains powdered attapulgite, adds distilled water, suspension mud is made
Slurry, then adds dispersant and carries out decentralized processing, the decentralized processing time is 5 ~ 12min, discards suspension in lower sediment, reservation
Centrifugal treating is carried out, 2000 ~ 3000r/min of rotating speed is controlled, the centrifugal treating time is 20 ~ 25min, retains sediment, is transferred to
It is standby in beaker；
（2）, attapulgite it is modified for the first time：Attapulgite is ground, obtained attapulgite powder is added in aqueous slkali, water
Bath is heated to 82 ~ 85 DEG C, and 0.5 ~ 1h, filtering are stirred with 900 ~ 1000r/min, and filter residue is washed with deionized to neutrality, drying,
Crush, cross 100 ~ 150 mesh sieves, it is standby；
（3）, attapulgite second it is modified：By step（2）Gained attapulgite powder is added to organic solvent and threonine water
In the mixed solution of solution, stir and heat, heating-up temperature is 45 ~ 50 DEG C, and the heat time is 20 ~ 30min, is used after the completion of reaction
Water washing is distilled, is finally dried at 60~95 DEG C, grinding sieving produces modified attapulgite；
（4）, high-temperature calcination：By step（3）In obtained modified attapulgite feeding calcining furnace, forged at 500 ~ 650 DEG C
1 ~ 2h is burnt, it is standby after taking-up；
（5）, function aqua prepare：Weigh the material containing amido soluble in water, the uniform function equipment aqua of stirring and dissolving, function
The mass concentration of aqua is 10%~30%；
（6）, surfactant solution prepare：Surfactant is taken, under the conditions of 50 ~ 80 DEG C, surfactant is dissolved in 0.95 ~
In 1L distilled water, surfactant solution is obtained, the surfactant solution concentration is 0.2~3mol/L
（7）, mixing：Under agitation, to step（6）The step is added in the surfactant solution of preparation（4）High temperature
The quality of attapulgite after the calcining added in attapulgite after calcining, every liter of surfactant solution is 90 ~ 100g, is obtained
The mixed liquor of attapulgite and surfactant after to calcining, then gained mixed liquor is stirred into 2 ~ 3h at ambient temperature, very
Empty suction filtration, obtains attapulgite filter material, and the attapulgite filter material is dried into 1 ~ 2h under conditions of 90 ~ 105 DEG C, and bumps are made
Rod earth adsorbing；
（8）, granulation pore-creating：Pore creating material is chosen, pore creating material and step is taken（7）The attapulgite clay adsorbent of gained is in rotary pelleting machine
Middle water spray granulation, then the particle made is dried to finished product in adjustable rotary drying oven, it is described recessed by being produced after finished product packing
The native adsorption particle of convex rod.
Preferably, the step（1）Middle decentralized processing is ultrasonic disperse, and the dispersant is calgon or burnt phosphorus
Sour sodium.
Preferably, the step（2）Middle aqueous slkali and the mass volume ratio of attapulgite powder are（1.2~1.5）：1, institute
Aqueous slkali is stated for potassium hydroxide solution or sodium hydroxide solution, concentration is 0.1~2mol/L.
Preferably, the step（3）In organic solvent be ethanol, methanol, acetone and toluene in any one.
Preferably, the step（5）In the material containing amido be AH or 2 ~ imidazolidinone or L ~ rely ammonia
Any of acid or urea.
Preferably, the step（6）In surfactant be cetyl trimethylammonium bromide or myristyl three
Methyl bromide ammonium or any of DTAB or neopelex.
Preferably, the step（5）In function aqua and attapulgite consumption mass ratio be 1：5~1：15.
Preferably, the step（8）In pore creating material by weight include 2 ~ 8 parts of activated carbon granule, anthracite 2 ~ 8
1 ~ 3 part of part, 1 ~ 3 part of maize straw and sodium acid carbonate.
Preferably, the step（8）In pore creating material and attapulgite consumption mass ratio be 1：90~1：100.
Preferably, the step（8）The temperature control of middle drying oven is 100 ~ 300 DEG C, and the moisture content of finished product is less than
0.3%.
Beneficial effects of the present invention：Attapulgite is by being modified, bedding void increase, suction-operated enhancing, available for inhaling
The attached heavy metal ion and its compound removed in sewage solution, it is specific as follows：
（1）, the inventive method prepare attapulgite adsorption particle to the Zn in waste water2+、Cu2+、Pb2+、Cd2+、Ni 2+、, chromium and
Manganese plasma has stronger removal effect, and clearance reaches more than 95%, and treatment effect is good, anti-is stained with again with powerful
Dirty ability, and with antistatic property；
（2）, the attapulgite adsorption particle heavy metal wastewater treatment efficiency for preparing of the inventive method it is good, performance is stable, sinks
Shallow lake effect is good, and processing cost is low：Added into sewage after attapulgite adsorption particle.Suspension flocculates at once, rapid precipitation, place
Sewage after reason can reach discharge standard, and Floc strength is high, and hydrophobic performance is good；
（3）, add surfactant in preparation process of the present invention：Because surfactant is amphiphilic substance, surfactant is used
After handling attapulgite, there is preferable absorption property to hydrophobic chlorinated phenol；The pore creating material of addition is used for raising
The porosity on grain surface, further enhances adsorptivity；
（4）, in preparation process of the present invention because attapulgite passes through high-temperature calcination, granule strength is high, and specific surface area is big；Use alkali
Liquid is modified to attapulgite, and heavy metal waste water has excellent adsorption effect；
（5）, the attapulgite that uses is rich in minerals, with low cost in the present invention, preparation method of the present invention is simple and easy to apply.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.These embodiments be merely to illustrate the present invention and without
In limitation the scope of the present invention.
Embodiment 1
A kind of preparation method of attapulgite adsorption particle, it is characterised in that comprise the following steps：
（1）, attapulgite purification：Grinding attapulgite obtains powdered attapulgite, adds distilled water, suspension mud is made
Slurry, then adds dispersant and carries out decentralized processing, the decentralized processing time is 5min, discards suspension in lower sediment, reservation and enters
Row centrifugal treating, controls rotating speed 2000r/min, and the centrifugal treating time is 20min, retains sediment, is transferred to standby in beaker；
（2）, attapulgite it is modified for the first time：Attapulgite is ground, obtained attapulgite powder is added in aqueous slkali, water
Bath is heated to 82 DEG C, and 0.5h, filtering are stirred with 900r/min, and filter residue is washed with deionized to neutrality, dried, crushes, and crosses 100
Mesh sieve, it is standby；
（3）, attapulgite second it is modified：By step（2）Gained attapulgite powder is added to organic solvent and threonine water
In the mixed solution of solution, stir and heat, heating-up temperature is 45 DEG C, the heat time is to use distilled water after the completion of 20min, reaction
Washing, is finally dried at 60 DEG C, grinding sieving, produces modified attapulgite；
（4）, high-temperature calcination：By step（3）In obtained modified attapulgite feeding calcining furnace, calcine 1h at 500 DEG C,
It is standby after taking-up；
（5）, function aqua prepare：Weigh the material containing amido soluble in water, the uniform function equipment aqua of stirring and dissolving, function
The mass concentration of aqua is 10%；
（6）, surfactant solution prepare：Surfactant is taken, under the conditions of 50 DEG C, surfactant is dissolved in 0.95L and steamed
In distilled water, surfactant solution is obtained, the surfactant solution concentration is 0.2mol/L
（7）, mixing：Under agitation, to step（6）The step is added in the surfactant solution of preparation（4）High temperature
The quality of attapulgite after the calcining added in attapulgite after calcining, every liter of surfactant solution is 90g, is forged
The mixed liquor of attapulgite and surfactant after burning, then gained mixed liquor is stirred into 2h at ambient temperature, vacuum filtration,
Attapulgite filter material is obtained, the attapulgite filter material is dried into 1h under conditions of 90 DEG C, attapulgite clay adsorbent is made；
（8）, granulation pore-creating：Pore creating material is chosen, pore creating material and step is taken（7）The attapulgite clay adsorbent of gained is in rotary pelleting machine
Middle water spray granulation, then the particle made is dried to finished product in adjustable rotary drying oven, it is described recessed by being produced after finished product packing
The native adsorption particle of convex rod.
Wherein, the step（1）Middle decentralized processing is ultrasonic disperse, and the dispersant is calgon.
Wherein, the step（2）Middle aqueous slkali and the mass volume ratio of attapulgite powder are 1.2：1, the aqueous slkali
For potassium hydroxide solution, concentration is 0.1mol/L.
Wherein, the step（3）In organic solvent be ethanol.
Wherein, the step（5）In the material containing amido be AH.
Wherein, the step（6）In surfactant be cetyl trimethylammonium bromide.
Wherein, the step（5）In function aqua and attapulgite consumption mass ratio be 1：5.
Wherein, the step（8）In pore creating material by weight include 2 parts of activated carbon granule, 2 parts of anthracite, corn
1 part of 1 part of stalk and sodium acid carbonate.
Wherein, the step（8）In pore creating material and attapulgite consumption mass ratio be 1：90.
Wherein, the step（8）The temperature control of middle drying oven is 100 DEG C, and the moisture content of the finished product is 0.2%.
Embodiment 2
A kind of preparation method of attapulgite adsorption particle, comprises the following steps：
（1）, attapulgite purification：Grinding attapulgite obtains powdered attapulgite, adds distilled water, suspension mud is made
Slurry, then adds dispersant and carries out decentralized processing, the decentralized processing time is 12min, discards suspension in lower sediment, reservation and enters
Row centrifugal treating, controls rotating speed 3000r/min, and the centrifugal treating time is 25min, retains sediment, is transferred to standby in beaker；
（2）, attapulgite it is modified for the first time：Attapulgite is ground, obtained attapulgite powder is added in aqueous slkali, water
Bath is heated to 85 DEG C, and 1h, filtering are stirred with 1000r/min, and filter residue is washed with deionized to neutrality, dried, crushes, and crosses 150
Mesh sieve, it is standby；
（3）, attapulgite second it is modified：By step（2）Gained attapulgite powder is added to organic solvent and threonine water
In the mixed solution of solution, stir and heat, heating-up temperature is 50 DEG C, the heat time is to use distilled water after the completion of 30min, reaction
Washing, is finally dried at 95 DEG C, grinding sieving, produces modified attapulgite；
（4）, high-temperature calcination：By step（3）In obtained modified attapulgite feeding calcining furnace, calcine 2h at 650 DEG C,
It is standby after taking-up；
（5）, function aqua prepare：Weigh the material containing amido soluble in water, the uniform function equipment aqua of stirring and dissolving, function
The mass concentration of aqua is 30%；
（6）, surfactant solution prepare：Surfactant is taken, under the conditions of 80 DEG C, surfactant is dissolved in 1L distilled water
In, surfactant solution is obtained, the surfactant solution concentration is 3mol/L
（7）, mixing：Under agitation, to step（6）The step is added in the surfactant solution of preparation（4）High temperature
The quality of attapulgite after the calcining added in attapulgite after calcining, every liter of surfactant solution is 100g, is obtained
The mixed liquor of attapulgite and surfactant after calcining, then gained mixed liquor is stirred into 3h at ambient temperature, vacuum is taken out
Filter, obtains attapulgite filter material, and the attapulgite filter material is dried into 2h under conditions of 105 DEG C, and attapulgite absorption is made
Agent；
（8）, granulation pore-creating：Pore creating material is chosen, pore creating material and step is taken（7）The attapulgite clay adsorbent of gained is in rotary pelleting machine
Middle water spray granulation, then the particle made is dried to finished product in adjustable rotary drying oven, it is described recessed by being produced after finished product packing
The native adsorption particle of convex rod.
Wherein, the step（1）Middle decentralized processing is ultrasonic disperse, and the dispersant is sodium pyrophosphate.
Wherein, the step（2）Middle aqueous slkali and the mass volume ratio of attapulgite powder are 1.5：1, the aqueous slkali
For sodium hydroxide solution, concentration is 2mol/L.
Wherein, the step（3）In organic solvent be toluene.
Wherein, the step（5）In the material containing amido be urea.
Wherein, the step（6）In surfactant be neopelex.
Wherein, the step（5）In function aqua and attapulgite consumption mass ratio be 1：15.
Wherein, the step（8）In pore creating material by weight include 8 parts of activated carbon granule, 8 parts of anthracite, corn
3 parts of 3 parts of stalk and sodium acid carbonate.
Wherein, the step（8）In pore creating material and attapulgite consumption mass ratio be 1：100.
Wherein, the step（8）The temperature control of middle drying oven is 300 DEG C, and the moisture content of finished product is 0.1%.
Embodiment 3
A kind of preparation method of attapulgite adsorption particle, comprises the following steps：
（1）, attapulgite purification：Grinding attapulgite obtains powdered attapulgite, adds distilled water, suspension mud is made
Slurry, then adds dispersant and carries out decentralized processing, the decentralized processing time is 8min, discards suspension in lower sediment, reservation and enters
Row centrifugal treating, controls rotating speed 2500r/min, and the centrifugal treating time is 22min, retains sediment, is transferred to standby in beaker；
（2）, attapulgite it is modified for the first time：Attapulgite is ground, obtained attapulgite powder is added in aqueous slkali, water
Bath is heated to 83 DEG C, and 1h, filtering are stirred with 950r/min, and filter residue is washed with deionized to neutrality, dried, crushes, and crosses 125 mesh
Sieve, it is standby；
（3）, attapulgite second it is modified：By step（2）Gained attapulgite powder is added to organic solvent and threonine water
In the mixed solution of solution, stir and heat, heating-up temperature is 48 DEG C, the heat time is to use distilled water after the completion of 25min, reaction
Washing, is finally dried at 80 DEG C, grinding sieving, produces modified attapulgite；
（4）, high-temperature calcination：By step（3）In obtained modified attapulgite feeding calcining furnace, calcined at 575 DEG C
1.5h, it is standby after taking-up；
（5）, function aqua prepare：Weigh the material containing amido soluble in water, the uniform function equipment aqua of stirring and dissolving, function
The mass concentration of aqua is 20%；
（6）, surfactant solution prepare：Surfactant is taken, under the conditions of 70 DEG C, surfactant is dissolved in 0.98L and steamed
In distilled water, surfactant solution is obtained, the surfactant solution concentration is 1.5mol/L
（7）, mixing：Under agitation, to step（6）The step is added in the surfactant solution of preparation（4）High temperature
The quality of attapulgite after the calcining added in attapulgite after calcining, every liter of surfactant solution is 95g, is forged
The mixed liquor of attapulgite and surfactant after burning, then gained mixed liquor is stirred into 2.5h at ambient temperature, vacuum is taken out
Filter, obtains attapulgite filter material, and the attapulgite filter material is dried into 1.5h under conditions of 95 DEG C, and attapulgite absorption is made
Agent；
（8）, granulation pore-creating：Pore creating material is chosen, pore creating material and step is taken（7）The attapulgite clay adsorbent of gained is in rotary pelleting machine
Middle water spray granulation, then the particle made is dried to finished product in adjustable rotary drying oven, it is described recessed by being produced after finished product packing
The native adsorption particle of convex rod.
Wherein, the step（1）Middle decentralized processing is ultrasonic disperse, and the dispersant is calgon.
Wherein, the step（2）Middle aqueous slkali and the mass volume ratio of attapulgite powder are 1.3：1, the aqueous slkali
For potassium hydroxide solution, concentration is 1mol/L.
Wherein, the step（3）In organic solvent be methanol.
Wherein, the step（5）In the material containing amido be 2 ~ imidazolidinone.
Wherein, the step（6）In surfactant be TTAB.
Wherein, the step（5）In function aqua and attapulgite consumption mass ratio be 1：10.
Wherein, the step（8）In pore creating material by weight include 5 parts of activated carbon granule, 5 parts of anthracite, corn
2 parts of 2 parts of stalk and sodium acid carbonate.
Wherein, the step（8）In pore creating material and attapulgite consumption mass ratio be 1：95.
Wherein, the step（8）The temperature control of middle drying oven is 200 DEG C, and the moisture content of finished product is 0.15%.
Embodiment 4
Attapulgite adsorption particle is prepared using according to the method for embodiment 1 ~ 3, heavy metal containing wastewater treatment survey is carried out respectively
Ion remaval effect after examination, test input attapulgite adsorption particle, test result is as shown in table 1 below, and unit is mg/L：
Table 1
| Group | Input amount | COD | SS | Zn2+ | Cu2+ | Pb2+ | Cd2+ | Ni 2+ | Chromium | Manganese | pH |
| Heavy metal wastewater thereby water sample | / | 268 | 186 | 73 | 104 | 6.1 | 72 | 19.2 | 10 | 8.8 | 5.3 |
| Embodiment 1 | 100 | 35 | 8 | 0.77 | 0.18 | 0.05 | 0.06 | 0.2 | 0.04 | 0.001 | 6.9 |
| Embodiment 2 | 100 | 32 | 7 | 0.64 | 0.13 | 0.02 | 0.05 | 0.13 | 0.02 | 0.0008 | 7.2 |
| Embodiment 3 | 100 | 34 | 7.5 | 0.73 | 0.16 | 0.04 | 0.055 | 0.16 | 0.03 | 0.0009 | 7 |
As seen from the above table, the attapulgite adsorption particle that prepared by the inventive method, to the Zn in waste water2+、Cu2+、Pb2+、Cd2+、
Ni 2+、, chromium and manganese plasma there is stronger removal effect, clearance reaches more than 95%, and treatment effect is good.
The present invention is described in detail with reference to the foregoing embodiments, for a person skilled in the art, its according to
The technical scheme described in foregoing embodiments can so be modified, or which part technical characteristic is equally replaced
Change.Within the spirit and principles of the invention, any modifications, equivalent substitutions and improvements made etc., should be included in the present invention
Protection domain within.
Claims (10)
1. a kind of preparation method of attapulgite adsorption particle, it is characterised in that comprise the following steps：
（1）, attapulgite purification：Grinding attapulgite obtains powdered attapulgite, adds distilled water, suspension mud is made
Slurry, then adds dispersant and carries out decentralized processing, the decentralized processing time is 5 ~ 12min, discards suspension in lower sediment, reservation
Centrifugal treating is carried out, 2000 ~ 3000r/min of rotating speed is controlled, the centrifugal treating time is 20 ~ 25min, retains sediment, is transferred to
It is standby in beaker；
（2）, attapulgite it is modified for the first time：Attapulgite is ground, obtained attapulgite powder is added in aqueous slkali, water
Bath is heated to 82 ~ 85 DEG C, and 0.5 ~ 1h, filtering are stirred with 900 ~ 1000r/min, and filter residue is washed with deionized to neutrality, drying,
Crush, cross 100 ~ 150 mesh sieves, it is standby；
（3）, attapulgite second it is modified：By step（2）Gained attapulgite powder is added to organic solvent and threonine water
In the mixed solution of solution, stir and heat, heating-up temperature is 45 ~ 50 DEG C, and the heat time is 20 ~ 30min, is used after the completion of reaction
Water washing is distilled, is finally dried at 60~95 DEG C, grinding sieving produces modified attapulgite；
（4）, high-temperature calcination：By step（3）In obtained modified attapulgite feeding calcining furnace, forged at 500 ~ 650 DEG C
1 ~ 2h is burnt, it is standby after taking-up；
（5）, function aqua prepare：Weigh the material containing amido soluble in water, the uniform function equipment aqua of stirring and dissolving, function
The mass concentration of aqua is 10%~30%；
（6）, surfactant solution prepare：Surfactant is taken, under the conditions of 50 ~ 80 DEG C, surfactant is dissolved in 0.95 ~
In 1L distilled water, surfactant solution is obtained, the surfactant solution concentration is 0.2~3mol/L；
（7）, mixing：Under agitation, to step（6）The step is added in the surfactant solution of preparation（4）High temperature
The quality of attapulgite after the calcining added in attapulgite after calcining, every liter of surfactant solution is 90 ~ 100g, is obtained
The mixed liquor of attapulgite and surfactant after to calcining, then gained mixed liquor is stirred into 2 ~ 3h at ambient temperature, very
Empty suction filtration, obtains attapulgite filter material, and the attapulgite filter material is dried into 1 ~ 2h under conditions of 90 ~ 105 DEG C, and bumps are made
Rod earth adsorbing；
（8）, granulation pore-creating：Pore creating material is chosen, pore creating material and step is taken（7）The attapulgite clay adsorbent of gained is in rotary pelleting machine
Middle water spray granulation, then the particle made is dried to finished product in adjustable rotary drying oven, it is described recessed by being produced after finished product packing
The native adsorption particle of convex rod.
2. the preparation method of attapulgite adsorption particle according to claim 1, it is characterised in that the step（1）In
Decentralized processing is ultrasonic disperse, and the dispersant is calgon or sodium pyrophosphate.
3. the preparation method of attapulgite adsorption particle according to claim 1, it is characterised in that the step（2）In
Aqueous slkali and the mass volume ratio of attapulgite powder are（1.2~1.5）：1, the aqueous slkali is potassium hydroxide solution or hydrogen-oxygen
Change sodium solution, concentration is 0.1~2mol/L.
4. the preparation method of attapulgite adsorption particle according to claim 1, it is characterised in that the step（3）In
Organic solvent be ethanol, methanol, acetone and toluene in any one.
5. the preparation method of attapulgite adsorption particle according to claim 1, it is characterised in that the step（5）In
Material containing amido is AH or 2 ~ imidazolidinone or L ~ any of lysine or urea.
6. the preparation method of attapulgite adsorption particle according to claim 1, it is characterised in that the step（6）In
Surfactant be cetyl trimethylammonium bromide or TTAB or trimethyl
Any of ammonium bromide or neopelex.
7. the preparation method of attapulgite adsorption particle according to claim 1, it is characterised in that the step（5）In
Function aqua and attapulgite consumption mass ratio be 1：5~1：15.
8. the preparation method of attapulgite adsorption particle according to claim 1, it is characterised in that the step（8）In
Pore creating material include 2 ~ 8 parts of activated carbon granule, 2 ~ 8 parts of anthracite, 1 ~ 3 part of maize straw and sodium acid carbonate 1 ~ 3 by weight
Part.
9. the preparation method of attapulgite adsorption particle according to claim 1, it is characterised in that the step（8）In
Pore creating material and attapulgite consumption mass ratio be 1：90~1：100.
10. the preparation method of attapulgite adsorption particle according to claim 1, it is characterised in that the step（8）In
The temperature control of drying oven is 100 ~ 300 DEG C, and the moisture content of the finished product is less than 0.3%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710235675.8A CN106943988A (en) | 2017-04-12 | 2017-04-12 | A kind of preparation method of attapulgite adsorption particle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710235675.8A CN106943988A (en) | 2017-04-12 | 2017-04-12 | A kind of preparation method of attapulgite adsorption particle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106943988A true CN106943988A (en) | 2017-07-14 |
Family
ID=59475799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710235675.8A Withdrawn CN106943988A (en) | 2017-04-12 | 2017-04-12 | A kind of preparation method of attapulgite adsorption particle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106943988A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108423687A (en) * | 2018-03-30 | 2018-08-21 | 安徽博硕科技有限公司 | A kind of preparation method of concave convex rod plasticity ball clay |
| CN109294849A (en) * | 2018-10-31 | 2019-02-01 | 广西德保新贝侬酒厂有限公司 | A kind of filtering clarification process of white wine |
| CN111545163A (en) * | 2020-05-15 | 2020-08-18 | 河北省廊坊水文水资源勘测局(河北省廊坊水平衡测试中心) | Adsorbent for heavy metal wastewater treatment and preparation method thereof |
| CN111732148A (en) * | 2020-06-29 | 2020-10-02 | 河海大学 | System for retrieve phosphate in follow surface eutrophic water |
| CN112275039A (en) * | 2020-10-16 | 2021-01-29 | 安徽职业技术学院 | Purifying filter element and purifier comprising same |
| CN114436709A (en) * | 2022-02-25 | 2022-05-06 | 贵州全福祥环保科技有限公司 | Attapulgite biological agent for repairing soil heavy metal and preparation method thereof |
| CN114570327A (en) * | 2022-03-01 | 2022-06-03 | 泰州医药城国科化物生物医药科技有限公司 | Traditional Chinese medicine heavy metal removal method based on novel amino acid modified attapulgite |
| CN115888634A (en) * | 2022-12-31 | 2023-04-04 | 常州纳欧新材料科技有限公司 | High-strength water-resistant adsorbent and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103392698A (en) * | 2013-07-24 | 2013-11-20 | 广东泰宝医疗科技股份有限公司 | Attapulgite material with anti-bacterial function and preparation method thereof |
| CN104014299A (en) * | 2014-06-25 | 2014-09-03 | 武汉科技大学 | Particulate attapulgite adsorbent and preparation method thereof |
| CN104226259A (en) * | 2014-09-05 | 2014-12-24 | 河海大学 | Threonine modified attapulgite adsorbent and application thereof |
| CN104226263A (en) * | 2014-09-29 | 2014-12-24 | 陕西科技大学 | Method I for preparing amino-modified attapulgite adsorbent and method II for removing hexavalent chromium from water |
-
2017
- 2017-04-12 CN CN201710235675.8A patent/CN106943988A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103392698A (en) * | 2013-07-24 | 2013-11-20 | 广东泰宝医疗科技股份有限公司 | Attapulgite material with anti-bacterial function and preparation method thereof |
| CN104014299A (en) * | 2014-06-25 | 2014-09-03 | 武汉科技大学 | Particulate attapulgite adsorbent and preparation method thereof |
| CN104226259A (en) * | 2014-09-05 | 2014-12-24 | 河海大学 | Threonine modified attapulgite adsorbent and application thereof |
| CN104226263A (en) * | 2014-09-29 | 2014-12-24 | 陕西科技大学 | Method I for preparing amino-modified attapulgite adsorbent and method II for removing hexavalent chromium from water |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108423687A (en) * | 2018-03-30 | 2018-08-21 | 安徽博硕科技有限公司 | A kind of preparation method of concave convex rod plasticity ball clay |
| CN109294849A (en) * | 2018-10-31 | 2019-02-01 | 广西德保新贝侬酒厂有限公司 | A kind of filtering clarification process of white wine |
| CN109294849B (en) * | 2018-10-31 | 2021-09-21 | 广西德保新贝侬酒厂有限公司 | Process for filtering and clarifying white spirit |
| CN111545163A (en) * | 2020-05-15 | 2020-08-18 | 河北省廊坊水文水资源勘测局(河北省廊坊水平衡测试中心) | Adsorbent for heavy metal wastewater treatment and preparation method thereof |
| CN111545163B (en) * | 2020-05-15 | 2024-02-02 | 河北省廊坊水文水资源勘测局(河北省廊坊水平衡测试中心) | Adsorbent for heavy metal wastewater treatment and preparation method thereof |
| CN111732148A (en) * | 2020-06-29 | 2020-10-02 | 河海大学 | System for retrieve phosphate in follow surface eutrophic water |
| CN111732148B (en) * | 2020-06-29 | 2022-06-10 | 河海大学 | System for retrieve phosphate in follow surface eutrophic water |
| CN112275039A (en) * | 2020-10-16 | 2021-01-29 | 安徽职业技术学院 | Purifying filter element and purifier comprising same |
| CN114436709A (en) * | 2022-02-25 | 2022-05-06 | 贵州全福祥环保科技有限公司 | Attapulgite biological agent for repairing soil heavy metal and preparation method thereof |
| CN114570327A (en) * | 2022-03-01 | 2022-06-03 | 泰州医药城国科化物生物医药科技有限公司 | Traditional Chinese medicine heavy metal removal method based on novel amino acid modified attapulgite |
| CN115888634A (en) * | 2022-12-31 | 2023-04-04 | 常州纳欧新材料科技有限公司 | High-strength water-resistant adsorbent and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106943988A (en) | A kind of preparation method of attapulgite adsorption particle | |
| CN107115843A (en) | A kind of preparation method and applications for coming from peanut shell modified activated carbon | |
| CN105316002B (en) | A kind of preparation method for the multi-functional renovation agent administered for heavy-metal contaminated soil | |
| CN104587956B (en) | A kind of preparation method being coated with the graphene oxide composite granule coated nano zero valence iron as carrier with multilamellar activated carbon | |
| CN104226259B (en) | A kind of threonine modified attapulgite earth adsorbing and application thereof | |
| CN103721677A (en) | Preparation method of biomass carbon composite material for removing phosphorus in wastewater | |
| CN108905999A (en) | A kind of new bio charcoal plural gel and its preparation method and application | |
| CN110052248A (en) | A kind of humic acid modified charcoal of ferrimanganic and the preparation method and application thereof | |
| CN112547021A (en) | Biomass-based hydroxyapatite composite material and preparation method and application thereof | |
| CN105561922A (en) | Preparation method of alga biological adsorbent | |
| CN106000361B (en) | A kind of preparation method of the composite adsorbing material of absorption heavy metal in waste water cadmium | |
| CN111450806B (en) | Preparation method of porous adsorption antibacterial composite material based on waste corncobs | |
| CN109201001B (en) | Preparation method of selective adsorption material | |
| CN108117168A (en) | The purposes of water quality cleansing agent containing biological enzyme | |
| CN106607006A (en) | Preparation method for adsorbent capable of removing nitrogen and phosphorus simultaneously | |
| CN104998620A (en) | Modified peanut shell biochar/polyaluminium chloride sludge composite adsorption material | |
| CN105251462A (en) | Garbage penetrating fluid efficient wastewater treating agent based on modified fly ash and preparation method | |
| CN106732438A (en) | A kind of natural biomass adsorbent and preparation method and application | |
| CN103084154B (en) | The method of one Yeasts amalgamation method regenerated carbon | |
| CN106747299A (en) | A kind of waterworks sludge base haydite that activates strengthens its method for inhaling phosphorus effect | |
| CN108793305A (en) | A kind of ammonia nitrogen removal agent | |
| CN107638872A (en) | A kind of flyash/magnetic stalk compound material and preparation method and application | |
| CN105854800A (en) | Method for preparing modified charcoal by utilizing aquatic plant wastes and hydrochloric acid | |
| CN106955677A (en) | It is a kind of based on ion liquid modified egg shell/acticarbon and preparation method thereof | |
| CN106732453A (en) | A kind of adsorption composite material of magnetic expansion and preparation method 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170714 |
|
| WW01 | Invention patent application withdrawn after publication |