CN106732419A - One kind is based on kaolinic heavy metal composite adsorbing material and preparation method thereof - Google Patents

One kind is based on kaolinic heavy metal composite adsorbing material and preparation method thereof Download PDF

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CN106732419A
CN106732419A CN201611115617.3A CN201611115617A CN106732419A CN 106732419 A CN106732419 A CN 106732419A CN 201611115617 A CN201611115617 A CN 201611115617A CN 106732419 A CN106732419 A CN 106732419A
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heavy metal
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metal composite
kaolinic
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不公告发明人
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Zhengzhou Yuanran Biology Technology Co Ltd
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    • 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
    • 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
    • B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
    • B01J20/0274—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04 characterised by the type of anion
    • 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
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • 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
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/24—Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
    • 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
    • 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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
    • 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
    • C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Dispersion Chemistry (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

Kaolinic heavy metal composite adsorbing material is based on the invention discloses one kind, is made up of the following raw material according to weight portion：32 37 parts of kaolin, 8 12 parts of shitosan, 58 parts of cetyl ammonium bromide, 36 parts of chlorination hydroxyl aluminium, 25 parts of urea, 11 13 parts of carbonyl β masticinic acids.The invention also discloses the preparation method based on kaolinic heavy metal composite adsorbing material.Using kaolin as primary raw material, prepared heavy metal composite adsorbing material heavy metal has good adsorption effect, and absorption property better than modified kaolin conventional at present to the present invention, with important market value and social value.

Description

One kind is based on kaolinic heavy metal composite adsorbing material and preparation method thereof
Technical field
It is specifically a kind of to be based on kaolinic heavy metal composite adsorbing material the present invention relates to heavy metal processing technology field And preparation method thereof.
Background technology
In recent years, the waste water containing heavy metal causes huge harm to the living environment of the mankind, heavy metal ion with Waste water is discharged, even if concentration very little, can also cause public hazards, and severe contamination environment influences the health of people.So, research is how The content of heavy metal in waste water is reduced, is mitigated pollution of the heavy metal to environment and is significant.At present, a huge sum of money in removal waste water The method of category mainly has three kinds：One is by there is the method that chemical reaction removes heavy metal ions in wastewater；Two is not change The method adsorbed to it, concentrate, be separate under conditions of the chemical form for becoming the heavy metal in waste water；Three is by microorganism Or the method for the effect removal heavy metal in waste water such as flocculation, absorption, accumulation, the enrichment of plant.Wherein absorption method is the more commonly used One of method.
Kaolin is that nature is common, a kind of very important clay mineral.Kaolin can be dispersed into particle in water Electronegative colloidal suspension liquid.Because kaolinic typical orifice structure is the pore of parallel walls and slit-shaped, pore size distribution scope Extensively, mainly based on macropore and micropore, but negligible amounts, pore volume and specific surface area are relatively low, and ion-exchange capacity is smaller, absorption Ability is extremely difficult to be directly used in the requirement of heavy metal pollution treatment.But kaolin particle is smaller, with very big incomplete surface, Coating combination ability is weaker, is thus provided that the processing methods such as Applied Physics, chemistry change its form and structure, so as to improve it The possibility of heavy metal adsorption removal ability.Kaolin is modified to improve the adsorption capacity of its heavy metal, is always The study hotspot of heavy metal process field.If can further be improved based on kaolinic sorbing material in existent technique Heavy metal adsorption performance, by with important market value and social value.
The content of the invention
Kaolinic heavy metal composite adsorbing material and preparation method thereof is based on it is an object of the invention to provide one kind, with Solve the problems, such as to be proposed in above-mentioned background technology.
To achieve the above object, the present invention provides following technical scheme：
One kind is based on kaolinic heavy metal composite adsorbing material, is made up of the following raw material according to weight portion：Kaolin 32-37 parts, shitosan 8-12 parts, 5-8 parts of cetyl ammonium bromide, chlorination hydroxyl aluminium 3-6 parts, urea 2-5 parts, 11- carbonyls-β-breast Fragrant 1-3 parts of acid.
As further scheme of the invention：It is made up of the following raw material according to weight portion：Kaolin 33-36 parts, shell gather Sugared 9-11 parts, 6-7 parts of cetyl ammonium bromide, chlorination hydroxyl aluminium 4-5 parts, urea 3-4 parts, 11- keto-β-boswellic acids 1.3-2.7 Part.
As further scheme of the invention：It is made up of the following raw material according to weight portion：35 parts of kaolin, shitosan 10 parts, 7 parts of cetyl ammonium bromide, 4 parts of chlorination hydroxyl aluminium, 3.5 parts of urea, 1.9 parts of 11- keto-β-boswellic acids.
The preparation method based on kaolinic heavy metal composite adsorbing material, step is as follows：
1) kaolin and shitosan are weighed, are put into micronizer, carry out ultramicro grinding, then cross 400-500 mesh sieves, Obtain ultra-micro powder；
2) urea is weighed, urea and ultra-micro powder ground and mixed is uniform, obtain the first mixture；
3) by the first mixture at 135-140 DEG C, after stirring mixing 30-40min, natural cooling obtains second and mixes Thing；
4) cetyl ammonium bromide is weighed, the 10-13 times of deionized water of weight is added, mixing 30- is stirred at 50-60 DEG C 40min, obtains cetyl ammonium bromide solution；
5) 11- keto-β-boswellic acids are weighed, is added into cetyl ammonium bromide solution, mixing is stirred at 50-60 DEG C 20-30min, then ultrasonication 40-50min, obtain the 3rd mixture；
6) chlorination hydroxyl aluminium is weighed, chlorination hydroxyl aluminium and the second mixture is added into the 3rd mixture, stirred at 65-70 DEG C Mixing 40-50min, then ultrasonication 1h are mixed, the 4th mixture is obtained；
7) after the 4th mixture is vacuum dried, isothermal holding 2-3h, natural cooling at 450-500 DEG C, you can.
As further scheme of the invention：Step 5) in, the ultrasonication temperature is 60-65 DEG C, ultrasonic wave Power is 1100W.
As further scheme of the invention：Step 6) in, the ultrasonication temperature is 60-65 DEG C, ultrasonic wave Power is 1300W.
Above-mentioned heavy metal composite adsorbing material can be used in processing heavy metal wastewater thereby.
Compared with prior art, the beneficial effects of the invention are as follows：
Using kaolin as primary raw material, prepared heavy metal composite adsorbing material heavy metal has good the present invention Adsorption effect, and absorption property is better than modified kaolin conventional at present, with important market value and social value.
Heavy metal composite adsorbing material raw material prepared by the present invention is simple, easy to make, it is easy to industrialized production, Neng Gou great Scope is promoted the use of, and is conducive to the development of heavy metal treatment industry.
Specific embodiment
Technical scheme is described in more detail with reference to specific embodiment.
Embodiment 1
One kind is based on kaolinic heavy metal composite adsorbing material, is made up of the following raw material according to weight portion：Kaolin 32 parts, 8 parts of shitosan, 5 parts of cetyl ammonium bromide, 3 parts of chlorination hydroxyl aluminium, 2 parts of urea, 1 part of 11- keto-β-boswellic acids.
In the present embodiment, the preparation method based on kaolinic heavy metal composite adsorbing material, step is as follows：
1) kaolin and shitosan are weighed, is put into micronizer, carry out ultramicro grinding, then cross 400 mesh sieves, obtained Ultra-micro powder；
2) urea is weighed, urea and ultra-micro powder ground and mixed is uniform, obtain the first mixture；
3) by the first mixture at 135 DEG C, after stirring mixing 30min, natural cooling obtains the second mixture；
4) cetyl ammonium bromide is weighed, 10 times of deionized waters of weight are added, mixing 30min is stirred at 50 DEG C, obtained Obtain cetyl ammonium bromide solution；
5) 11- keto-β-boswellic acids are weighed, is added into cetyl ammonium bromide solution, mixing is stirred at 50 DEG C 20min, then ultrasonication 40min, obtain the 3rd mixture, wherein, the ultrasonication temperature is 60 DEG C, ultrasonic wave work( Rate is 1100W；
6) chlorination hydroxyl aluminium is weighed, chlorination hydroxyl aluminium and the second mixture is added into the 3rd mixture, stirred at 65 DEG C Mixing 40min, then ultrasonication 1h, obtain the 4th mixture, wherein, the ultrasonication temperature is 60 DEG C, ultrasonic wave Power is 1300W；
7) after the 4th mixture is vacuum dried, isothermal holding 2h, natural cooling at 450 DEG C, you can.
Embodiment 2
One kind is based on kaolinic heavy metal composite adsorbing material, is made up of the following raw material according to weight portion：Kaolin 33 parts, 11 parts of shitosan, 6 parts of cetyl ammonium bromide, 4 parts of chlorination hydroxyl aluminium, 4 parts of urea, 2.7 parts of 11- keto-β-boswellic acids.
In the present embodiment, the preparation method based on kaolinic heavy metal composite adsorbing material, step is as follows：
1) kaolin and shitosan are weighed, is put into micronizer, carry out ultramicro grinding, then cross 400 mesh sieves, obtained Ultra-micro powder；
2) urea is weighed, urea and ultra-micro powder ground and mixed is uniform, obtain the first mixture；
3) by the first mixture at 137 DEG C, after stirring mixing 35min, natural cooling obtains the second mixture；
4) cetyl ammonium bromide is weighed, 11 times of deionized waters of weight are added, mixing 40min is stirred at 53 DEG C, obtained Obtain cetyl ammonium bromide solution；
5) 11- keto-β-boswellic acids are weighed, is added into cetyl ammonium bromide solution, mixing is stirred at 60 DEG C 25min, then ultrasonication 45min, obtain the 3rd mixture, wherein, the ultrasonication temperature is 60 DEG C, ultrasonic wave work( Rate is 1100W；
6) chlorination hydroxyl aluminium is weighed, chlorination hydroxyl aluminium and the second mixture is added into the 3rd mixture, stirred at 65 DEG C Mixing 45min, then ultrasonication 1h, obtain the 4th mixture, wherein, the ultrasonication temperature is 65 DEG C, ultrasonic wave Power is 1300W；
7) after the 4th mixture is vacuum dried, isothermal holding 2.5h, natural cooling at 460 DEG C, you can.
Embodiment 3
One kind is based on kaolinic heavy metal composite adsorbing material, is made up of the following raw material according to weight portion：Kaolin 35 parts, 10 parts of shitosan, 7 parts of cetyl ammonium bromide, 4 parts of chlorination hydroxyl aluminium, 3.5 parts of urea, 11- keto-β-boswellic acids 1.9 Part.
In the present embodiment, the preparation method based on kaolinic heavy metal composite adsorbing material, step is as follows：
1) kaolin and shitosan are weighed, is put into micronizer, carry out ultramicro grinding, then cross 500 mesh sieves, obtained Ultra-micro powder；
2) urea is weighed, urea and ultra-micro powder ground and mixed is uniform, obtain the first mixture；
3) by the first mixture at 138 DEG C, after stirring mixing 35min, natural cooling obtains the second mixture；
4) cetyl ammonium bromide is weighed, 12 times of deionized waters of weight are added, mixing 35min is stirred at 55 DEG C, obtained Obtain cetyl ammonium bromide solution；
5) 11- keto-β-boswellic acids are weighed, is added into cetyl ammonium bromide solution, mixing is stirred at 55 DEG C 25min, then ultrasonication 45min, obtain the 3rd mixture, wherein, the ultrasonication temperature is 63 DEG C, ultrasonic wave work( Rate is 1100W；
6) chlorination hydroxyl aluminium is weighed, chlorination hydroxyl aluminium and the second mixture is added into the 3rd mixture, stirred at 68 DEG C Mixing 45min, then ultrasonication 1h, obtain the 4th mixture, wherein, the ultrasonication temperature is 63 DEG C, ultrasonic wave Power is 1300W；
7) after the 4th mixture is vacuum dried, isothermal holding 2.5h, natural cooling at 470 DEG C, you can.
Embodiment 4
One kind is based on kaolinic heavy metal composite adsorbing material, is made up of the following raw material according to weight portion：Kaolin 36 parts, 9 parts of shitosan, 7 parts of cetyl ammonium bromide, 5 parts of chlorination hydroxyl aluminium, 3 parts of urea, 1.3 parts of 11- keto-β-boswellic acids.
In the present embodiment, the preparation method based on kaolinic heavy metal composite adsorbing material, step is as follows：
1) kaolin and shitosan are weighed, is put into micronizer, carry out ultramicro grinding, then cross 400 mesh sieves, obtained Ultra-micro powder；
2) urea is weighed, urea and ultra-micro powder ground and mixed is uniform, obtain the first mixture；
3) by the first mixture at 135 DEG C, after stirring mixing 40min, natural cooling obtains the second mixture；
4) cetyl ammonium bromide is weighed, 13 times of deionized waters of weight are added, mixing 30min is stirred at 52 DEG C, obtained Obtain cetyl ammonium bromide solution；
5) 11- keto-β-boswellic acids are weighed, is added into cetyl ammonium bromide solution, mixing is stirred at 57 DEG C 30min, then ultrasonication 45min, obtain the 3rd mixture, wherein, the ultrasonication temperature is 60 DEG C, ultrasonic wave work( Rate is 1100W；
6) chlorination hydroxyl aluminium is weighed, chlorination hydroxyl aluminium and the second mixture is added into the 3rd mixture, stirred at 68 DEG C Mixing 43min, then ultrasonication 1h, obtain the 4th mixture, wherein, the ultrasonication temperature is 60 DEG C, ultrasonic wave Power is 1300W；
7) after the 4th mixture is vacuum dried, isothermal holding 3h, natural cooling at 480 DEG C, you can.
Embodiment 5
One kind is based on kaolinic heavy metal composite adsorbing material, is made up of the following raw material according to weight portion：Kaolin 37 parts, 12 parts of shitosan, 8 parts of cetyl ammonium bromide, 6 parts of chlorination hydroxyl aluminium, 5 parts of urea, 3 parts of 11- keto-β-boswellic acids.
In the present embodiment, the preparation method based on kaolinic heavy metal composite adsorbing material, step is as follows：
1) kaolin and shitosan are weighed, is put into micronizer, carry out ultramicro grinding, then cross 500 mesh sieves, obtained Ultra-micro powder；
2) urea is weighed, urea and ultra-micro powder ground and mixed is uniform, obtain the first mixture；
3) by the first mixture at 140 DEG C, after stirring mixing 40min, natural cooling obtains the second mixture；
4) cetyl ammonium bromide is weighed, 13 times of deionized waters of weight are added, mixing 40min is stirred at 60 DEG C, obtained Obtain cetyl ammonium bromide solution；
5) 11- keto-β-boswellic acids are weighed, is added into cetyl ammonium bromide solution, mixing is stirred at 60 DEG C 30min, then ultrasonication 50min, obtain the 3rd mixture, wherein, the ultrasonication temperature is 65 DEG C, ultrasonic wave work( Rate is 1100W；
6) chlorination hydroxyl aluminium is weighed, chlorination hydroxyl aluminium and the second mixture is added into the 3rd mixture, stirred at 70 DEG C Mixing 50min, then ultrasonication 1h, obtain the 4th mixture, wherein, the ultrasonication temperature is 65 DEG C, ultrasonic wave Power is 1300W；
7) after the 4th mixture is vacuum dried, isothermal holding 3h, natural cooling at 500 DEG C, you can.
Comparative example 1
Compared with Example 3, not chitosan-containing, other are same as Example 3.
Comparative example 2
Compared with Example 3, without 11- keto-β-boswellic acids, other are same as Example 3.
Comparative example 3
Compared with Example 3, not chitosan-containing and 11- keto-β-boswellic acids, other are same as Example 3.
Comparative example 4
Compared with Example 3, using conventional preparation method, other are same as Example 3.Wherein, the conventional preparation Method is to be pulverized and mixed uniformly each raw material.
Comparative example 5
Conventional modified kaolin.The processing procedure of the modified kaolin is：Take 5 parts of kaolin and add 2 parts of S iO2, 1 part Na2CO3, 1 part of KClO3Finely ground, mixing in mortar is put into, is placed in high temperature furnace, control temperature is in 800 DEG C, constant temperature 3h.
Embodiment 6
Heavy metal adsorption experiment is carried out using embodiment 1-5, result of the test is as shown in table 1.
The heavy metal adsorption of table 1 tests table
As can be seen from the above table, the heavy metal composite adsorbing material heavy metal chromium ion and heavy metal lead that prepared by the present invention Ion is respectively provided with good adsorption effect.
Embodiment 7
Heavy metal adsorption experiment is carried out using comparative example 1-5, result of the test is as shown in table 2.
The heavy metal adsorption of table 2 tests table
As can be seen from the above table, the heavy metal composite adsorbing material heavy metal chromium ion and heavy metal lead that prepared by the present invention Ion is superior to existing conventional modified kaolin, therefore with prominent progress.
In addition, as can be seen that the heavy metal prepared by embodiment 3 is answered from the Data Comparison of embodiment 3 and comparative example 1-3 The performance for closing sorbing material is better than comparative example 1-3, and the performance of the heavy metal composite adsorbing material prepared by comparative example 1-2 is better than Comparative example 3.Due to comparative example 1 compared with Example 3, not chitosan-containing, other are same as Example 3；Comparative example 2 and embodiment 3 compare, and without 11- keto-β-boswellic acids, other are same as Example 3；Comparative example 3 compared with Example 3, not chitosan-containing With 11- keto-β-boswellic acids, other are same as Example 3.It can therefore be seen that the present invention is by adding shitosan and 11- carbonyls Base-beta boswellic acid, shitosan, 11- keto-β-boswellic acids and other components synergy is conducive to improving the suction of heavy metal Attached effect.
The heavy metal composite adsorption prepared by embodiment 3 is can be seen that from the Data Comparison of embodiment 3 and comparative example 4 The performance of material is better than comparative example 4, due to comparative example 4 compared with Example 3, using conventional preparation method, other and implementation Example 3 is identical, therefore each raw material of the invention is processed using preparation method of the present invention, is conducive to improving the absorption of heavy metal Effect.
The heavy metal composite adsorption prepared by embodiment 3 is can be seen that from the Data Comparison of embodiment 3 and comparative example 5 The performance of material is better than comparative example 5, heavy metal composite adsorbing material heavy metal chromium ion and heavy metal lead prepared by the present invention Ion is superior to existing conventional modified kaolin, therefore with prominent progress.
Better embodiment of the invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party Formula, in the ken that one skilled in the relevant art possesses, can also be on the premise of present inventive concept not be departed from Various changes can be made.

Claims (7)

1. it is a kind of to be based on kaolinic heavy metal composite adsorbing material, it is characterised in that by the following raw material system according to weight portion Into：Kaolin 32-37 parts, shitosan 8-12 parts, 5-8 parts of cetyl ammonium bromide, chlorination hydroxyl aluminium 3-6 parts, urea 2-5 parts, 11- Keto-β-boswellic acid 1-3 parts.
2. according to claim 1 based on kaolinic heavy metal composite adsorbing material, it is characterised in that by it is following according to The raw material of weight portion is made：Kaolin 33-36 parts, shitosan 9-11 parts, 6-7 parts of cetyl ammonium bromide, chlorination hydroxyl aluminium 4-5 Part, urea 3-4 parts, 1.3-2.7 parts of 11- keto-β-boswellic acids.
3. according to claim 2 based on kaolinic heavy metal composite adsorbing material, it is characterised in that by it is following according to The raw material of weight portion is made：35 parts of kaolin, 10 parts of shitosan, 7 parts of cetyl ammonium bromide, 4 parts of chlorination hydroxyl aluminium, urea 3.5 Part, 1.9 parts of 11- keto-β-boswellic acids.
4. a kind of preparation method based on kaolinic heavy metal composite adsorbing material as described in claim 1-3 is any, its It is characterised by, step is as follows：
1) kaolin and shitosan are weighed, is put into micronizer, carry out ultramicro grinding, then cross 400-500 mesh sieves, obtained Ultra-micro powder；
2) urea is weighed, urea and ultra-micro powder ground and mixed is uniform, obtain the first mixture；
3) by the first mixture at 135-140 DEG C, after stirring mixing 30-40min, natural cooling obtains the second mixture；
4) cetyl ammonium bromide is weighed, the 10-13 times of deionized water of weight is added, mixing 30- is stirred at 50-60 DEG C 40min, obtains cetyl ammonium bromide solution；
5) 11- keto-β-boswellic acids are weighed, is added into cetyl ammonium bromide solution, mixing 20- is stirred at 50-60 DEG C 30min, then ultrasonication 40-50min, obtain the 3rd mixture；
6) chlorination hydroxyl aluminium is weighed, chlorination hydroxyl aluminium and the second mixture is added into the 3rd mixture, stir mixed at 65-70 DEG C 40-50min, then ultrasonication 1h are closed, the 4th mixture is obtained；
7) after the 4th mixture is vacuum dried, isothermal holding 2-3h, natural cooling at 450-500 DEG C, you can.
5. the preparation method based on kaolinic heavy metal composite adsorbing material according to claim 4, it is characterised in that Step 5) in, the ultrasonication temperature is 60-65 DEG C, and ultrasonic power is 1100W.
6. the preparation method based on kaolinic heavy metal composite adsorbing material according to claim 4, it is characterised in that Step 6) in, the ultrasonication temperature is 60-65 DEG C, and ultrasonic power is 1300W.
7. the heavy metal composite adsorbing material as described in claim 1-3 is any process heavy metal wastewater thereby in purposes.
CN201611115617.3A 2016-12-07 2016-12-07 One kind is based on kaolinic heavy metal composite adsorbing material and preparation method thereof Withdrawn CN106732419A (en)

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CN103570015A (en) * 2013-09-26 2014-02-12 蚌埠华纺滤材有限公司 Fingered citron slag activated carbon and preparation method thereof
CN104209098A (en) * 2014-08-27 2014-12-17 镇江华域环保设备制造有限公司 Heavy metal adsorbent used in sewage treatment and application of heavy metal adsorbent
CN105170114A (en) * 2015-08-19 2015-12-23 苏州凯欧曼新材料科技有限公司 Composite adsorption material for treatment of industrial waste water and preparation method thereof
CN105344337A (en) * 2015-12-08 2016-02-24 无锡拓能自动化科技有限公司 Preparation method for heavy metal wastewater adsorbent
CN105413649A (en) * 2015-12-29 2016-03-23 青岛宏宇环保空调设备有限公司 Chitosan composite adsorbent
CN105664877A (en) * 2016-01-04 2016-06-15 杨洋 Heavy metal wastewater composite adsorbent and preparation method thereof
CN105854788A (en) * 2016-05-06 2016-08-17 王泽陆 Treatment method of industrial wastewater

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Application publication date: 20170531