CN106975469A - Bamboo charcoal/Sodium Polyacrylate composite and preparation method available for absorption dyestuff - Google Patents
Bamboo charcoal/Sodium Polyacrylate composite and preparation method available for absorption dyestuff Download PDFInfo
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- CN106975469A CN106975469A CN201710322976.4A CN201710322976A CN106975469A CN 106975469 A CN106975469 A CN 106975469A CN 201710322976 A CN201710322976 A CN 201710322976A CN 106975469 A CN106975469 A CN 106975469A
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- bamboo charcoal
- sodium polyacrylate
- composite
- dyestuff
- absorption
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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
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/261—Synthetic macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds
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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
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
-
- 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
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/308—Dyes; Colorants; Fluorescent agents
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention belongs to technical field of composite materials, a kind of bamboo charcoal/Sodium Polyacrylate composite and preparation method that can be used for adsorbing dyestuff is disclosed, the bamboo charcoal/Sodium Polyacrylate composite that can be used for absorption dyestuff is made up of according to mass fraction bamboo charcoal, Sodium Polyacrylate, initiator and crosslinking agent.The present invention utilizes water solution polymerization process, with PAA, bamboo charcoal powder (modified bamboo powdered carbon) for raw material, ammonium persulfate is initiator, N, N methylene-bisacrylamides are crosslinking agent, are prepared for a kind of bamboo charcoal/Sodium Polyacrylate composite that can be used for adsorbing dyestuff.As a result show, composite of the invention has preferable adsorption effect to dyestuff methylene blue, after being combined with poly- sodium propionate, synergistic sorption effect can have been given play to, the product development of comprehensive utilization and organo-mineral complexing adsorbent for bamboo charcoal resource provides approach.
Description
Technical field
The invention belongs to technical field of composite materials, more particularly to a kind of bamboo charcoal/polyacrylic acid that can be used for adsorbing dyestuff
Sodium composite and preparation method.
Background technology
China is bamboo resource most abundant country in the world.Bamboo species, bamboo grove area and bamboo resource accumulation are occupied
First of the world, the title of " bamboo kingdom " is have.Show according to relevant information, about 14,000,000 hectares of the whole world bamboo grove gross area, species
More than 850 kinds.There are more than 500 kinds, 3,790,000 hectares of bamboo grove area known to China Bamboo species.The near of world's bamboo species is accounted for respectively
60%th, the 27% of world's bamboo grove area is accounted for.Bamboo resource as Chinese forest resource part, in forest development and construction
In have highly important effect.In recent years, the research of bamboo charcoal has become a new focus in bamboo wood research field.Bamboo charcoal
It is the solid product after bamboo wood is pyrolyzed at high temperature, due to its flourishing internal pore structure and larger specific surface area, therefore
With very strong adsorption capacity.The absorption property of bamboo charcoal be widely used to agricultural, chemical industry, medical and health, electronics, cosmetics,
The fields such as material, health products, food, building decoration, environmental protection.At present, environment has been developed using the absorption property of bamboo charcoal
Humidity adjusting material, health product, face and skin beautifying material, soil improvement material etc..But, the suction of the bamboo charcoal obtained by high temperature pyrolysis
Attached performance still has limitation, such as bamboo carbon powder not easy-formation to a certain extent, and the larger bamboo charcoal powder of specific surface area flies
It is grey serious, secondary pollution is easily inhaled into or causes, while recovery processing technique is complicated after absorption.Therefore, it is necessary to pass through some ways
Footpath is improved and utilized to bamboo charcoal, has given play to the absorption property of bamboo charcoal.Waste water from dyestuff feature is alkaline strong, organic concentration
The features such as height, colourity height, inorganic salt content height, complicated component, biodegradability are poor, decolouring is difficult, and there is biology containing a variety of
Toxicity or carcinogenic, teratogenesis shape, the organic matter of mutagenicity energy, it is difficult to administered using conventional method.
In summary, adsorbent will typically possess following characteristics：Big ratio surface, suitable pore structure and surface texture；
There is strong adsorption capacity to adsorbate；Do not chemically reacted with adsorbate and medium typically；Easily manufactured, regenerating easily；
There is fabulous adsorptivity and mechanicalness characteristic.The problem of technical field presently, there are be：Current adsorbent market is still with activity
Charcoal class adsorbent is main flow, and based on general wide spectrum class adsorbent, exclusive adsorbent kind is few.Active class is a kind of wide spectrum class
Adsorbent, it is produced and activating cost is of a relatively high, and absorption property is less than high molecular polymerization species adsorbent, charcoal-stripped
Can be relatively low with the cost performance of cost.Polyacrylic polymer is due to its preferable absorption property, in agricultural water-loss reducer, life
Applied in terms of amenities, gardens cultivation.Bamboo charcoal be bamboo resource comprehensive utilization importance, the absorption property of bamboo charcoal with
Its healthcare function has got more and more people's extensive concerning.Bamboo charcoal is as adsorbent in use, many with irregular block and powdered make
With, powdery bamboo charcoal specific surface area is larger but not easy-formation and powder flying dust is serious, secondary pollution is easily inhaled into or caused, is adsorbed simultaneously
Recovery processing technique is complicated afterwards.Therefore, bamboo charcoal and polypropylene sodium are combined, play its synergistic sorption efficiency, take into account simultaneously
Cost control.Such adsorbent feature significantly, available for adsorbing all kinds of cationic adsorbates, such as cationic dyes, gold
Belong to ion, organic cation etc., exclusive adsorbent development and application can be used as.
The content of the invention
The problem of existing for prior art, the invention provides a kind of bamboo charcoal/polyacrylic acid that can be used for adsorbing dyestuff
Sodium composite and preparation method.
The present invention be achieved in that it is a kind of can be used for absorption dyestuff bamboo charcoal/Sodium Polyacrylate composite, it is described can
For adsorbing bamboo charcoal/Sodium Polyacrylate composite of dyestuff according to mass fraction by bamboo charcoal, Sodium Polyacrylate, initiator and friendship
Join agent composition；
The mass fraction of bamboo charcoal in the composite can be reactant gross mass 3.0%~20.0%；Sodium Polyacrylate
Mass fraction in the composite is reactant gross mass 75.0%~95.0%；Sodium Polyacrylate is by acrylic acid and hydroxide
Sodium polymerize after neutralizing to be obtained, and degree of neutralization control is 40.0%~80.0%；The mass fraction of initiator ammonium persulfate is reactant
The 0.5%~2.0% of gross mass；The mass fraction of crosslinking agent N-N ' methylene bisacrylamide acyl ammoniums is reactant gross mass
0.10%~0.40%；
Another object of the present invention is to provide a kind of bamboo charcoal/Sodium Polyacrylate composite wood that can be used for adsorbing dyestuff
The preparation method of material, it is described to can be used for the preparation method for adsorbing bamboo charcoal/Sodium Polyacrylate composite of dyestuff to include following step
Suddenly：
Step one, bamboo charcoal pretreatment agents useful for same is hydrochloric acid, potassium hydroxide, different valence state salt treatment, generally with 1:10
Solid-to-liquid ratio stir process 1.0h, drying for standby after filtering is cleaned；
Step 2, in the preparation, under nitrogen protective condition, successively by bamboo charcoal powder, PAA, crosslinking agent, initiator
Add in four-hole boiling flask and stir, occur polymerisation；
Step 3, after reaction terminates, by material drying, smashing, the sieving of preparation, that is, obtains the compound of certain granules size
Material.
Further, the polymeric reaction condition is：Temperature 60 C~80 DEG C, time 2.0h~4.0h.
Another object of the present invention is to provide a kind of bamboo charcoal/Sodium Polyacrylate composite wood that can be used for adsorbing dyestuff
Expect the absorption waste water from dyestuff material prepared.
Another object of the present invention is to provide a kind of bamboo charcoal/Sodium Polyacrylate composite wood that can be used for adsorbing dyestuff
Absorption prepared by material is harmful to contaminant material.
Another object of the present invention is to provide a kind of bamboo charcoal/Sodium Polyacrylate composite wood that can be used for adsorbing dyestuff
Expect the absorption medicine molecular material prepared.
Another object of the present invention is to provide a kind of bamboo charcoal/Sodium Polyacrylate composite wood that can be used for adsorbing dyestuff
Expect the absorption ammonia nitrogen material prepared.
Advantages of the present invention and good effect are：Using water solution polymerization process, with PAA, bamboo charcoal powder (modification bamboo charcoal
Powder) it is raw material, ammonium persulfate is initiator, and N, N- methylene-bisacrylamides are crosslinking agent, is prepared for one kind and can be used for adsorbing
The bamboo charcoal of dyestuff/Sodium Polyacrylate composite.As a result show, composite of the invention has preferable to dyestuff methylene blue
Adsorption effect, with poly- sodium propionate it is compound after, 2190mg/g is reached for 2400mg/L methylene blue solution absorption to mother liquid concentration.
Find that the composite adsorbing material adsorption process is compared by thermodynamic effects by the dynamics to absorption behavior and thermodynamic study
Significantly, with the increase of temperature height adsorbance；And the composite adsorbing material is the characteristics of have quick adsorption methylene blue dye, work as suction
When the attached time is 10~30min, its adsorbance has been nearly the 90.0% of its saturated extent of adsorption；The composite suction type is to change
Learn based on absorption.It can be seen that in the invention from the studies above result, bamboo charcoal and Sodium Polyacrylate be combined, can
Synergistic sorption effect has been given play to, a kind of bamboo charcoal/Sodium Polyacrylate composite that can be used for adsorbing dyestuff is prepared for, has been bamboo charcoal money
The comprehensive utilization in source and the product development of Organic-inorganic composite adsorbent provide approach.
Brief description of the drawings
Fig. 1 is the preparation of the bamboo charcoal/Sodium Polyacrylate composite provided in an embodiment of the present invention that can be used for absorption dyestuff
Method flow diagram.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
The application principle of the present invention is explained in detail below in conjunction with the accompanying drawings.
Bamboo charcoal/Sodium Polyacrylate the composite provided in an embodiment of the present invention that can be used for absorption dyestuff is according to quality point
Number：The mass fraction of bamboo charcoal in the composite can be reactant gross mass (not aqueous, as follows) 3.0%~20.0%；
The mass fraction of Sodium Polyacrylate in the composite is reactant gross mass 75.0%~95.0%；Sodium Polyacrylate is by propylene
Acid polymerize after being neutralized with sodium hydroxide to be obtained, and degree of neutralization control is 40.0%~80.0%；The quality of initiator ammonium persulfate point
Number is the 0.5%~2.0% of reactant gross mass；The mass fraction of crosslinking agent N-N ' methylene bisacrylamide acyl ammoniums is that reactant is total
The 0.10%~0.40% of quality；
As shown in figure 1, bamboo charcoal/Sodium Polyacrylate the composite provided in an embodiment of the present invention that can be used for adsorbing dyestuff
Preparation method comprises the following steps：
S101：Bamboo charcoal pretreatment agents useful for same is certain density hydrochloric acid (acid treatment), potassium hydroxide (alkali process), difference
Valence state salt treatment, generally with 1:10 solid-to-liquid ratio stir process 1.0h, drying for standby after filtering is cleaned；
S102：In the preparation, under nitrogen protective condition, successively by a certain amount of bamboo charcoal powder, PAA, crosslinking agent,
Initiator is added in four-hole boiling flask and stirred, and occurs polymerisation；
S103：After reaction terminates, by material drying, smashing, the sieving of preparation, that is, the composite wood of certain granules size is obtained
Material, the test available for absorption dyestuff performance.
The control of polymeric reaction condition is：Temperature 60 C~80 DEG C, time 2.0h~4.0h.
The present invention is raw material using pretreated bamboo charcoal powder, adds the PAA that is neutralized through sodium hydroxide, then with
N-N ' methylene bisacrylamide acyl ammoniums (MBA) are crosslinking agent, and with ammonium persulfate (APS) for initiator, in hydrophilic environment,
A kind of bamboo charcoal/Sodium Polyacrylate composite is prepared.And by changing the bamboo charcoal of different modifications containing in the composite
Amount, acrylic acid degree of neutralization, content of crosslinking agent, dyestuff initial concentration, the absorption influence factor such as dyestuff time and temperature, inquire into its right
The composite absorbs water to composite, the influence of suction methylene blue dye performance.
1st, IR Characterization and sem analysis are passed through, it was demonstrated that bamboo charcoal/Sodium Polyacrylate composite is successfully prepared, and this is multiple
Condensation material is a kind of porous, compound uniform material.
2nd, as bamboo charcoal consumption is from 0wt% to 20wt%, the suction distilled water multiplying power of composite is first risen by 170.58g/g
To 436.44g/g, after be stepped down to 138.37g/g, parabolic is presented in whole curve.Illustrate the introducing of bamboo charcoal to absorption
Material water absorbing properties have improvement result, it is possible to increase its absorption property to distilled water.Reason is to add after bamboo charcoal and poly- third
Olefin(e) acid sodium forms more regular three-dimensional structure, and the increase of bamboo charcoal content helps to form such structure, and when bamboo charcoal contains
When measuring excessive, three-dimensional structure is blocked by excessive bamboo charcoal, is unfavorable for improving the absorption property of composite.
3rd, with the increase of crosslinking agent MBA contents, composite absorption methylene blue multiplying power change is little；And water imbibition
Can first raise reduces afterwards.This is due to that the charge property of dye molecule is determined, can from the structural formula of methylene dye
Go out, methylene blue is cationic dyes, and there are a large amount of COO- in the polymer network of composite adsorbing material, thus with Asia
Electrostatic Absorption occurs for methyl blue dye molecule.In experiment, when the composite is in the Congo red solution of anionic dyes almost
Do not adsorb, occur Coulomb repulsion with congo red molecule, also demonstrate this result.
4th, it can be drawn by adsorbing methylene blue solution performance test to composite, the bamboo charcoal prepared in the present invention/
Sodium Polyacrylate composite has preferable suction-operated to cationic dyes methylene blue.
When introducing in the composite with FeCl3The bamboo charcoal powder and content that salting liquid is modified are 10wt%, acrylic acid neutralization
Spend for 80.0% when, the composite adsorbing material of preparation is functional, to mother liquid concentration for 2400mg/L methylene blue solution inhale
It is attached to reach 2190mg/g.Found by the dynamics to absorption behavior and thermodynamic study, the composite adsorbing material adsorption process by
Thermodynamic effects are than more significant, with the increase of temperature height adsorbance；And the composite adsorbing material has quick adsorption methylene blue
The characteristics of dyestuff, when adsorption time is 10~30min, its adsorbance has been nearly the 90.0% of its saturated extent of adsorption；This is combined
Material suction type is based on chemisorbed.
5th, from the point of view of bamboo charcoal pretreating reagent is to absorption dyestuff effect, trivalent salt treatment (AlCl3、FeCl3) ＞ acid treatments ＞
Alkali process.
At present, it is temporary to the bamboo charcoal/Sodium Polyacrylate composite adsorbing material referred in the present invention without research and patent report, therefore
This technology invention has certain innovative value.Such sorbing material be expected to the poisonous, noxious pollutant of absorption waste water from dyestuff etc.,
Develop and apply in the fields such as absorption drug molecule, absorption ammonia nitrogen.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (7)
1. a kind of bamboo charcoal/Sodium Polyacrylate composite that can be used for adsorbing dyestuff, it is characterised in that described to can be used for absorption dye
The bamboo charcoal of material/Sodium Polyacrylate composite is made up of according to mass fraction bamboo charcoal, Sodium Polyacrylate, initiator and crosslinking agent；
The mass fraction of bamboo charcoal in the composite can be reactant gross mass 3.0%~20.0%；Sodium Polyacrylate is multiple
Mass fraction in condensation material is reactant gross mass 75.0%~95.0%；Sodium Polyacrylate is in acrylic acid and sodium hydroxide
Obtained with rear polymerization, degree of neutralization control is 40.0%~80.0%；The mass fraction of initiator ammonium persulfate is the total matter of reactant
The 0.5%~2.0% of amount；The mass fraction of crosslinking agent N-N ' methylene bisacrylamide acyl ammoniums for reactant gross mass 0.10%~
0.40%.
2. a kind of preparation method that can be used for adsorbing bamboo charcoal/Sodium Polyacrylate composite of dyestuff as claimed in claim 1, its
It is characterised by, the preparation method that can be used for adsorbing bamboo charcoal/Sodium Polyacrylate composite of dyestuff comprises the following steps：
Step one, bamboo charcoal pretreatment agents useful for same is hydrochloric acid, potassium hydroxide, different valence state salt treatment, generally with 1:10 solid-liquid
Than stir process 1.0h, drying for standby after filtering is cleaned；
Step 2, in the preparation, under nitrogen protective condition, successively adds bamboo charcoal powder, PAA, crosslinking agent, initiator
Stirred in four-hole boiling flask, occur polymerisation；
Step 3, after reaction terminates, by material drying, smashing, the sieving of preparation, that is, obtains the composite wood of certain granules size
Material.
3. the preparation method as claimed in claim 2 that can be used for adsorbing bamboo charcoal/Sodium Polyacrylate composite of dyestuff, it is special
Levy and be, the polymeric reaction condition is：Temperature 60 C~80 DEG C, time 2.0h~4.0h.
4. absorption dye prepared by a kind of bamboo charcoal/Sodium Polyacrylate composite as can be used for absorption dyestuff described in claim 1
Expect waste stream material.
5. prepared by a kind of bamboo charcoal/Sodium Polyacrylate composite as can be used for absorption dyestuff described in claim 1 is adsorbed with
Evil contaminant material.
6. adsorbent drug prepared by a kind of bamboo charcoal/Sodium Polyacrylate composite as can be used for absorption dyestuff described in claim 1
Thing molecular material.
7. absorption ammonia prepared by a kind of bamboo charcoal/Sodium Polyacrylate composite as can be used for absorption dyestuff described in claim 1
Nitrogen material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710322976.4A CN106975469A (en) | 2017-05-09 | 2017-05-09 | Bamboo charcoal/Sodium Polyacrylate composite and preparation method available for absorption dyestuff |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710322976.4A CN106975469A (en) | 2017-05-09 | 2017-05-09 | Bamboo charcoal/Sodium Polyacrylate composite and preparation method available for absorption dyestuff |
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| CN201710322976.4A Pending CN106975469A (en) | 2017-05-09 | 2017-05-09 | Bamboo charcoal/Sodium Polyacrylate composite and preparation method available for absorption dyestuff |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109126738A (en) * | 2018-08-09 | 2019-01-04 | 张剑 | A kind of preparation method of metal ion adsorbent |
| CN116375301A (en) * | 2023-06-05 | 2023-07-04 | 山东国宏生物科技有限公司 | Soybean oil wastewater treatment method |
| CN116425375A (en) * | 2023-06-13 | 2023-07-14 | 湖南子宏生态科技股份有限公司 | Purification method of domestic sewage |
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| CN101664666A (en) * | 2008-09-04 | 2010-03-10 | 中国科学院兰州化学物理研究所 | Web type attapulgite clay composite adsorbent and method for preparing same |
| CN101712785A (en) * | 2008-10-06 | 2010-05-26 | 常琛 | Novel super absorbent resin/inorganic nanoparticle composite material, preparation method thereof and usage thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101664666A (en) * | 2008-09-04 | 2010-03-10 | 中国科学院兰州化学物理研究所 | Web type attapulgite clay composite adsorbent and method for preparing same |
| CN101712785A (en) * | 2008-10-06 | 2010-05-26 | 常琛 | Novel super absorbent resin/inorganic nanoparticle composite material, preparation method thereof and usage thereof |
Non-Patent Citations (3)
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| 张艳锴: "有机/无机复合高吸水树脂的合成及其吸附性能研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109126738A (en) * | 2018-08-09 | 2019-01-04 | 张剑 | A kind of preparation method of metal ion adsorbent |
| CN116375301A (en) * | 2023-06-05 | 2023-07-04 | 山东国宏生物科技有限公司 | Soybean oil wastewater treatment method |
| CN116375301B (en) * | 2023-06-05 | 2023-08-18 | 山东国宏生物科技有限公司 | Soybean oil wastewater treatment method |
| CN116425375A (en) * | 2023-06-13 | 2023-07-14 | 湖南子宏生态科技股份有限公司 | Purification method of domestic sewage |
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