CN106057264A - High-efficient environmental-friendly treatment method of radioactive waste water - Google Patents
High-efficient environmental-friendly treatment method of radioactive waste water Download PDFInfo
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- CN106057264A CN106057264A CN201610415004.5A CN201610415004A CN106057264A CN 106057264 A CN106057264 A CN 106057264A CN 201610415004 A CN201610415004 A CN 201610415004A CN 106057264 A CN106057264 A CN 106057264A
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/04—Treating liquids
- G21F9/06—Processing
- G21F9/12—Processing by absorption; by adsorption; by ion-exchange
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/04—Treating liquids
- G21F9/06—Processing
Abstract
The invention discloses a high-efficient environmental-friendly treatment method of radioactive waste water. The high-efficient environmental-friendly treatment method comprises pretreatment, membrane separation and post treatment, wherein the pretreatment comprises sequentially performing activated carbon filtration and ultra filtration membrane filtration; the membrane separation is oxidized graphene-based composite membrane filtration, wherein an oxidized graphene-based composite membrane is prepared on a schistose porous carrier pre-modified by a silane coupling agent after oxidized graphene is compounded with polydopamine, and a membrane-layer two-dimensional water channel is smaller than 0.45nm; and the post treatment is second-class reverse osmosis treatment, water conductivity is smaller than or equal to 40<mu>s/cm through the second-class reverse osmosis treatment, and a discharging requirement of radioactive substances is met. The method disclosed by the invention not only can effectively remove the radioactive substances in the waste water, the stability is good, the operation is simple and the cost is low.
Description
Technical field:
The present invention relates to Spent Radioactive water treatment field, be specifically related to the radioactive wastewater process side of a kind of high-efficiency environment friendly
Method.
Background technology:
The fast development of China's economy and the continuous exhaustion of fossil energy, make the extensive development of nuclear energy become and necessarily select
Select.After in March, 2011 Japan's generation Fukushima nuclear accident, nuclear safety and nuclear waste transmutation importance are increasingly closed by people
Note.Along with developing rapidly of China's nuclear power industry, to the demand of Radwastes treatment new technique economic, efficient the most increasingly
Urgently, additionally, radionuclide application in military affairs, the energy, industry, agricultural, medical science and other scientific researches increasingly
Extensively, during these, the quantity of produced radioactive emission, waste liquid and solid waste also gets more and more, and harm is the most increasingly
Greatly.In radioactivity " three wastes ", the volume of radioactive wastewater and contained radioactivity total amount account for the ratio of radwaste total amount
Example is the biggest, and therefore, the process to radioactive wastewater especially should be paid attention to.
The most conventional Spent Radioactive water technology mainly includes chemical precipitation method, ion exchange, absorption method, evaporation
Concentration, membrane separation technique, biological treatment etc..Chemical precipitation method process is simple, and expense is relatively low, it is adaptable to higher the giving up of salinity
Water, but its coefficient of purification is low；Ion-exchange purification efficiency is high, and the absorption range of choice is wide, it is adaptable to salinity is low and suspends
The poor system of thing, but it is easily by high Effects of Salinity, there is blockage problem, adsorbent reactivation and recovery difficulty；Evaporate dense
Contracting method coefficient of purification is high, and motility is big, and technology relative maturity is safe and reliable, but technological requirement level is high, and operating cost is high,
There is the problems such as corrosion and scaling；(4) ultrafiltration easily real large-scale operation, it is adaptable to separate containing suspended particulates and colloid ion
Waste water, inoranic membrane has good chemical stability and a radiation resistance, but film vulnerable to pollution, organic membrane is easily broken by radiation
Bad；Hyperfiltration energy consumption is low, easy large-scale operation, it is adaptable to separate inorganic ions waste water, but it is easily contaminated.
Membrane separation technique, as a kind of emerging Spent Radioactive water technology, compared with conventional treatment technology, has
Lot of advantages: (1) normal-temperature operation, energy consumption is low；(2) take up an area less, simple to operate；(3) wide adaptability, for forms various in waste water
Pollutant, corresponding membrane process, membrane material, membrane module can be selected to process: (4) are easily carried out with conventional treatment process
Integrated.Therefore, membrane separation technique has the biggest potentiality in radioactive wastewater processes.
Chinese patent (200410042589.8) discloses a kind of Spent Radioactive method for treating water, divides including pretreatment, film
From with three steps of post processing；Described pretreatment includes that the precision safety carried out successively filters, activated carbon filters and ultrafilter membrane mistake
Filter, membrance separation is carried out in NF membrane element, and post processing is to carry out in anion-cation exchange resin processing system, and the method can
Effectively to remove the radioactive substance in water, low cost, easy to operate, but used membrane stability is poor, radionuclide profit
The rejection of breath is low.
Summary of the invention:
It is an object of the invention to provide the Spent Radioactive method for treating water of a kind of high-efficiency environment friendly, the method can effectively remove
Radioactive substance in waste water, the membrane stability employed in wastewater treatment process is good, high to the rejection of radioactive substance.
For achieving the above object, the present invention is by the following technical solutions:
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly, comprises the following steps:
(1) pretreatment: radioactive wastewater sequentially passes through activated carbon and filters and ultrafiltration membrance filter, activated carbon filters removes water
Middle low molecule radioactive substance, ultrafiltration membrance filter removes the colloid in water and all kinds of macromole；
(2) membrance separation: pretreated radioactive wastewater is filtered through graphene oxide group compound film, wherein aoxidizes stone
Mertenyl composite membrane is to prepare on the flake porous carrier that silane coupler is modified in advance after graphene oxide is combined poly-dopamine
, its film layer two dimension aquaporin is less than 0.45nm；
(3) post processing: described post processing is that two-pass reverse osmosis processes, and it is anti-that the dense water of second level reverse osmosis returns to the first order
In infiltration, it is (4-6) through the fresh water of first-stage reverse osmosis process formation and the volume ratio of dense water: 1, processes through two-pass reverse osmosis
The fresh water formed is (8-10) with the volume ratio of dense water: 1, the water conductivity≤40 μ s/cm after being processed by two-pass reverse osmosis, reaches
Emission request to radioactive substance.
Preferred as technique scheme, in step (2), the preparation method of described graphene oxide group compound film includes
Following steps:
A) flake porous carrier is placed in silane coupler ethanol solution immersion, after taking-up at 120-150 DEG C at heat
Reason 0.5-2h, obtains the flake porous carrier that silane coupler is modified in advance；
B) graphene oxide is placed in water dispersed with stirring, adds trishydroxymethylaminomethane-hydrochloric acid solution, regulate solution
PH to 8-9,500-1000W power under ultrasonic 0.5-2h, obtain graphene oxide dispersion；
C) in the graphene oxide dispersion that step b) is prepared, add dopamine hydrochloride solution, stir at 20-80 DEG C
Reaction 1-6h, centrifugal 3-5 time, then 40-60 DEG C of drying, obtains poly-dopamine-graphene oxide complex；
D) by poly-dopamine-graphene oxide complex prepared for step c) and deionized water mixing and stirring, 500W
Under ultrasonic 10-30min, obtain film making solution；
E) being placed in Suction filtration device by film making solution prepared for step d), the silane coupler prepared in step a) is modified in advance
Flake porous carrier surface use vacuum filtration method formed film, then in the baking oven of 50 DEG C dry, obtain graphene oxide
Group compound film.
Preferred as technique scheme, in step a), described silane coupler is γ-aminopropyl trimethoxy silicon
Alkane, gamma-aminopropyl-triethoxy-silane, γ-(2,3-glycidoxy) propyl trimethoxy silicane, γ-methacryloxypropyl
Base propyl trimethoxy silicane, γ-aminopropyltrimethoxysilane, γ-urea propyl-triethoxysilicane, N-(β-aminoethyl)-
One or more mixing in gamma-aminopropyl-triethoxy-silane.
Preferred as technique scheme, in step a), described flake porous carrier is aluminium oxide, silicon oxide, oxidation
One or more mixing in titanium, Merlon, poly-cellulose acetate, polyacrylonitrile, politef, its aperture is 20-
80nm。
Preferred as technique scheme, in step a), the concentration of described silane coupler ethanol solution is 0.2mM.
Preferred as technique scheme, in step b), the concentration of described graphene oxide dispersion is 0.1-3mg/
mL。
Preferred as technique scheme, in step c), graphene oxide is (2-8) with the mass ratio of dopamine: 1.
Preferred as technique scheme, in step e), the absolute pressure of described vacuum filtration is 5-10KPa.
The method have the advantages that
The present invention uses graphene oxide group compound film in membrane separating process, and it uses dopamine multiple with graphene oxide
Closing, dopamine can be with active adsorption heavy metal ion and radionuclide ion, and graphene oxide has higher hydrophilic,
And the rejection of radioactive substance is high；The method can effectively remove the radioactive substance in waste water, and in membrane separating process, film is steady
Qualitative good, it is susceptible to pollute.
Detailed description of the invention:
In order to be better understood from the present invention, below by embodiment, the present invention is further described, and embodiment is served only for solving
Release the present invention, the present invention will not be constituted any restriction.
Embodiment 1
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly, comprises the following steps:
(1) preparation of graphene oxide group compound film:
A) aluminium oxide is placed in the silane coupler ethanol solution that concentration is 0.2mM immersion 2h, after taking-up at 120 DEG C
Heat treatment 0.5h, obtains the aluminium oxide that silane coupler is modified in advance；
B) graphene oxide is placed in water dispersed with stirring, adds trishydroxymethylaminomethane-hydrochloric acid solution, regulate solution
PH to 8-9,500W power under ultrasonic 0.5h, obtain the graphene oxide dispersion that concentration is 0.1mg/mL；
C) in the graphene oxide dispersion that step b) is prepared, dopamine hydrochloride solution is added, stirring reaction at 20 DEG C
1h, centrifugal 3-5 time, then 40 DEG C of drying, obtains poly-dopamine-graphene oxide complex, and wherein, graphene oxide is with many
The mass ratio of bar amine is 2:1；
D) by poly-dopamine-graphene oxide complex prepared for step c) and deionized water mixing and stirring, 500W
Under ultrasonic 10min, obtain film making solution；
E) being placed in Suction filtration device by film making solution prepared for step d), the silane coupler prepared in step a) is modified in advance
Alumina surface use vacuum filtration method formed film, then in the baking oven of 50 DEG C dry, obtain graphite oxide thiazolinyl be combined
Film, wherein, the absolute pressure of vacuum filtration is 5KPa；
(2) pretreatment: radioactive wastewater sequentially passes through activated carbon and filters and ultrafiltration membrance filter, activated carbon filters removes water
Middle low molecule radioactive substance, ultrafiltration membrance filter removes the colloid in water and all kinds of macromole；
(3) membrance separation: the graphene oxide group compound film mistake that pretreated radioactive wastewater is prepared through step (1)
Filter, film layer two dimension aquaporin is less than 0.45nm；
(4) post processing: described post processing is that two-pass reverse osmosis processes, and it is anti-that the dense water of second level reverse osmosis returns to the first order
In infiltration, it is 4:1 through the fresh water of first-stage reverse osmosis process formation and the volume ratio of dense water, is formed through two-pass reverse osmosis process
The volume ratio of fresh water and dense water be 8:1, the water conductivity≤40 μ s/cm after being processed by two-pass reverse osmosis, reach radioactivity
The emission request of material.
Embodiment 2
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly, comprises the following steps:
(1) preparation of graphene oxide group compound film:
A) politef is placed in the silane coupler ethanol solution that concentration is 0.2mM immersion 2h, 150 after taking-up
Heat treatment 2h at DEG C, obtains the politef that silane coupler is modified in advance；
B) graphene oxide is placed in water dispersed with stirring, adds trishydroxymethylaminomethane-hydrochloric acid solution, regulate solution
PH to 8-9,1000W power under ultrasonic 2h, obtain the graphene oxide dispersion that concentration is 3mg/mL；
C) in the graphene oxide dispersion that step b) is prepared, dopamine hydrochloride solution is added, stirring reaction at 80 DEG C
6h, centrifugal 3-5 time, then 60 DEG C of drying, obtains poly-dopamine-graphene oxide complex, and wherein, graphene oxide is with many
The mass ratio of bar amine is 8:1；
D) by poly-dopamine-graphene oxide complex prepared for step c) and deionized water mixing and stirring, 500W
Under ultrasonic 30min, obtain film making solution；
E) being placed in Suction filtration device by film making solution prepared for step d), the silane coupler prepared in step a) is modified in advance
Ptfe surface use vacuum filtration method formed film, then in the baking oven of 50 DEG C dry, obtain graphite oxide thiazolinyl
Composite membrane, wherein, the absolute pressure of vacuum filtration is 10KPa；
(2) pretreatment: radioactive wastewater sequentially passes through activated carbon and filters and ultrafiltration membrance filter, activated carbon filters removes water
Middle low molecule radioactive substance, ultrafiltration membrance filter removes the colloid in water and all kinds of macromole；
(3) membrance separation: the graphene oxide group compound film mistake that pretreated radioactive wastewater is prepared through step (1)
Filter, film layer two dimension aquaporin is less than 0.45nm；
(4) post processing: described post processing is that two-pass reverse osmosis processes, and it is anti-that the dense water of second level reverse osmosis returns to the first order
In infiltration, it is 6:1 through the fresh water of first-stage reverse osmosis process formation and the volume ratio of dense water, is formed through two-pass reverse osmosis process
The volume ratio of fresh water and dense water be 10:1, the water conductivity≤40 μ s/cm after being processed by two-pass reverse osmosis, reach radioactivity
The emission request of material.
Embodiment 3
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly, comprises the following steps:
(1) preparation of graphene oxide group compound film:
A) silicon oxide is placed in the silane coupler ethanol solution that concentration is 0.2mM immersion 2h, after taking-up at 130 DEG C
Heat treatment 0.8h, obtains the silicon oxide that silane coupler is modified in advance；
B) graphene oxide is placed in water dispersed with stirring, adds trishydroxymethylaminomethane-hydrochloric acid solution, regulate solution
PH to 8-9,600W power under ultrasonic 0.8h, obtain the graphene oxide dispersion that concentration is 0.5mg/mL；
C) in the graphene oxide dispersion that step b) is prepared, dopamine hydrochloride solution is added, stirring reaction at 30 DEG C
2h, centrifugal 3-5 time, then 45 DEG C of drying, obtains poly-dopamine-graphene oxide complex, and wherein, graphene oxide is with many
The mass ratio of bar amine is 4:1；
D) by poly-dopamine-graphene oxide complex prepared for step c) and deionized water mixing and stirring, 500W
Under ultrasonic 15min, obtain film making solution；
E) being placed in Suction filtration device by film making solution prepared for step d), the silane coupler prepared in step a) is modified in advance
Silicon oxide surface use vacuum filtration method formed film, then in the baking oven of 50 DEG C dry, obtain graphite oxide thiazolinyl be combined
Film, wherein, the absolute pressure of vacuum filtration is 6KPa；
(2) pretreatment: radioactive wastewater sequentially passes through activated carbon and filters and ultrafiltration membrance filter, activated carbon filters removes water
Middle low molecule radioactive substance, ultrafiltration membrance filter removes the colloid in water and all kinds of macromole；
(3) membrance separation: the graphene oxide group compound film mistake that pretreated radioactive wastewater is prepared through step (1)
Filter, film layer two dimension aquaporin is less than 0.45nm；
(4) post processing: described post processing is that two-pass reverse osmosis processes, and it is anti-that the dense water of second level reverse osmosis returns to the first order
In infiltration, it is 5:1 through the fresh water of first-stage reverse osmosis process formation and the volume ratio of dense water, is formed through two-pass reverse osmosis process
The volume ratio of fresh water and dense water be 9:1, the water conductivity≤40 μ s/cm after being processed by two-pass reverse osmosis, reach radioactivity
The emission request of material.
Embodiment 4
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly, comprises the following steps:
(1) preparation of graphene oxide group compound film:
A) titanium oxide is placed in the silane coupler ethanol solution that concentration is 0.2mM immersion 2h, after taking-up at 140 DEG C
Heat treatment 1h, obtains the titanium oxide that silane coupler is modified in advance；
B) graphene oxide is placed in water dispersed with stirring, adds trishydroxymethylaminomethane-hydrochloric acid solution, regulate solution
PH to 8-9,700W power under ultrasonic 1h, obtain the graphene oxide dispersion that concentration is 1mg/mL；
C) in the graphene oxide dispersion that step b) is prepared, dopamine hydrochloride solution is added, stirring reaction at 50 DEG C
3h, centrifugal 3-5 time, then 50 DEG C of drying, obtains poly-dopamine-graphene oxide complex, and wherein, graphene oxide is with many
The mass ratio of bar amine is 5:1；
D) by poly-dopamine-graphene oxide complex prepared for step c) and deionized water mixing and stirring, 500W
Under ultrasonic 20min, obtain film making solution；
E) being placed in Suction filtration device by film making solution prepared for step d), the silane coupler prepared in step a) is modified in advance
Titania surface use vacuum filtration method formed film, then in the baking oven of 50 DEG C dry, obtain graphite oxide thiazolinyl be combined
Film, wherein, the absolute pressure of vacuum filtration is 7KPa；
(2) pretreatment: radioactive wastewater sequentially passes through activated carbon and filters and ultrafiltration membrance filter, activated carbon filters removes water
Middle low molecule radioactive substance, ultrafiltration membrance filter removes the colloid in water and all kinds of macromole；
(3) membrance separation: the graphene oxide group compound film mistake that pretreated radioactive wastewater is prepared through step (1)
Filter, film layer two dimension aquaporin is less than 0.45nm；
(4) post processing: described post processing is that two-pass reverse osmosis processes, and it is anti-that the dense water of second level reverse osmosis returns to the first order
In infiltration, it is 4:1 through the fresh water of first-stage reverse osmosis process formation and the volume ratio of dense water, is formed through two-pass reverse osmosis process
The volume ratio of fresh water and dense water be 8:1, the water conductivity≤40 μ s/cm after being processed by two-pass reverse osmosis, reach radioactivity
The emission request of material.
Embodiment 5
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly, comprises the following steps:
(1) preparation of graphene oxide group compound film:
A) poly-cellulose acetate is placed in the silane coupler ethanol solution that concentration is 0.2mM immersion 2h, after taking-up
Heat treatment 1.5h at 145 DEG C, obtains the poly-cellulose acetate that silane coupler is modified in advance；
B) graphene oxide is placed in water dispersed with stirring, adds trishydroxymethylaminomethane-hydrochloric acid solution, regulate solution
PH to 8-9,800W power under ultrasonic 1.5h, obtain the graphene oxide dispersion that concentration is 2mg/mL；
C) in the graphene oxide dispersion that step b) is prepared, dopamine hydrochloride solution is added, stirring reaction at 70 DEG C
5h, centrifugal 3-5 time, then 55 DEG C of drying, obtains poly-dopamine-graphene oxide complex, and wherein, graphene oxide is with many
The mass ratio of bar amine is 7:1；
D) by poly-dopamine-graphene oxide complex prepared for step c) and deionized water mixing and stirring, 500W
Under ultrasonic 25min, obtain film making solution；
E) being placed in Suction filtration device by film making solution prepared for step d), the silane coupler prepared in step a) is modified in advance
Poly-surface of cellulose acetate use vacuum filtration method formed film, then in the baking oven of 50 DEG C dry, obtain graphene oxide
Group compound film, wherein, the absolute pressure of vacuum filtration is 8KPa；
(2) pretreatment: radioactive wastewater sequentially passes through activated carbon and filters and ultrafiltration membrance filter, activated carbon filters removes water
Middle low molecule radioactive substance, ultrafiltration membrance filter removes the colloid in water and all kinds of macromole；
(3) membrance separation: the graphene oxide group compound film mistake that pretreated radioactive wastewater is prepared through step (1)
Filter, film layer two dimension aquaporin is less than 0.45nm；
(4) post processing: described post processing is that two-pass reverse osmosis processes, and it is anti-that the dense water of second level reverse osmosis returns to the first order
In infiltration, it is 6:1 through the fresh water of first-stage reverse osmosis process formation and the volume ratio of dense water, is formed through two-pass reverse osmosis process
The volume ratio of fresh water and dense water be 10:1, the water conductivity≤40 μ s/cm after being processed by two-pass reverse osmosis, reach radioactivity
The emission request of material.
Claims (8)
1. the Spent Radioactive method for treating water of a high-efficiency environment friendly, it is characterised in that comprise the following steps:
(1) pretreatment: radioactive wastewater sequentially passes through activated carbon and filters and ultrafiltration membrance filter, activated carbon filters in removal water low
Molecular radiation material, ultrafiltration membrance filter removes the colloid in water and all kinds of macromole；
(2) membrance separation: pretreated radioactive wastewater is filtered through graphene oxide group compound film, wherein graphene oxide
Group compound film is to be prepared from the flake porous carrier that silane coupler is modified in advance after graphene oxide is combined poly-dopamine
, its film layer two dimension aquaporin is less than 0.45nm；
(3) post processing: described post processing is that two-pass reverse osmosis processes, and the dense water of second level reverse osmosis returns to first order reverse osmosis
In, it is (4-6) through the fresh water of first-stage reverse osmosis process formation and the volume ratio of dense water: 1, is formed through two-pass reverse osmosis process
The volume ratio of fresh water and dense water be (8-10): 1, the water conductivity≤40 μ s/cm after being processed by two-pass reverse osmosis, reach to put
The emission request of penetrating property material.
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly the most as claimed in claim 1, it is characterised in that in step (2),
The preparation method of described graphene oxide group compound film comprises the following steps:
A) flake porous carrier is placed in silane coupler ethanol solution immersion, after taking-up at 120-150 DEG C heat treatment
0.5-2h, obtains the flake porous carrier that silane coupler is modified in advance；
B) graphene oxide is placed in water dispersed with stirring, adds trishydroxymethylaminomethane-hydrochloric acid solution, the pH of regulation solution
Ultrasonic 0.5-2h to 8-9,500-1000W power, obtains graphene oxide dispersion；
C) in the graphene oxide dispersion that step b) is prepared, dopamine hydrochloride solution is added, stirring reaction at 20-80 DEG C
1-6h, centrifugal 3-5 time, then 40-60 DEG C of drying, obtains poly-dopamine-graphene oxide complex；
D) by poly-dopamine-graphene oxide complex prepared for step c) and deionized water mixing and stirring, super under 500W
Sound 10-30min, obtains film making solution；
E) film making solution prepared for step d) is placed in Suction filtration device, in the sheet that the silane coupler that step a) is prepared is modified in advance
Shape porous carrier surface uses vacuum filtration method to form film, then dries in the baking oven of 50 DEG C, obtains graphite oxide thiazolinyl multiple
Close film.
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly the most as claimed in claim 2, it is characterised in that in step a),
Described silane coupler is γ-aminopropyltrimethoxysilane, gamma-aminopropyl-triethoxy-silane, γ-(2,3-epoxy the third oxygen
Base) propyl trimethoxy silicane, γ-methacryloxypropyl trimethoxy silane, γ-aminopropyltrimethoxysilane,
One or more mixing in γ-urea propyl-triethoxysilicane, N-(β-aminoethyl)-gamma-aminopropyl-triethoxy-silane.
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly the most as claimed in claim 2, it is characterised in that in step a),
Described flake porous carrier is aluminium oxide, silicon oxide, titanium oxide, Merlon, poly-cellulose acetate, polyacrylonitrile, polytetrafluoro
One or more mixing in ethylene, its aperture is 20-80nm.
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly the most as claimed in claim 2, it is characterised in that in step a),
The concentration of described silane coupler ethanol solution is 0.2mM.
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly the most as claimed in claim 2, it is characterised in that in step b),
The concentration of described graphene oxide dispersion is 0.1-3mg/mL.
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly the most as claimed in claim 2, it is characterised in that in step c),
Graphene oxide is (2-8) with the mass ratio of dopamine: 1.
The Spent Radioactive method for treating water of a kind of high-efficiency environment friendly the most as claimed in claim 2, it is characterised in that in step e),
The absolute pressure of described vacuum filtration is 5-10KPa.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106448791A (en) * | 2016-12-12 | 2017-02-22 | 河北工业大学 | Exploiting absorbent means purge simulating emission sewage trial method |
| CN107665746A (en) * | 2016-07-27 | 2018-02-06 | 东华理工大学 | Device for uranium in graphene oxide dispersion adsorbing separation radioactive wastewater |
| CN109966931A (en) * | 2019-04-07 | 2019-07-05 | 北京化工大学 | A kind of preparation method of graphene oxide/attapulgite/polyvinyl alcohol ceramic matrix composite membrane |
Families Citing this family (1)
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| CN109260962A (en) * | 2018-11-20 | 2019-01-25 | 南京大学 | A kind of method of the composite membrane and its application of the efficient rapid acquiring of heavy metal in complex system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103903879A (en) * | 2014-02-19 | 2014-07-02 | 国家纳米科学中心 | Porous grapheme/ MnO2 composite film and preparation method and application thereof |
| JP2014182069A (en) * | 2013-03-21 | 2014-09-29 | Kictec Inc | Method and apparatus for removing inorganic particle from contaminated object including inorganic particle |
| WO2015030366A1 (en) * | 2013-08-27 | 2015-03-05 | ㈜이엔이 | Radioactive liquid waste disposal apparatus |
| CN104399090A (en) * | 2014-11-12 | 2015-03-11 | 深圳先进技术研究院 | Poly dopamine-modified reduced graphene oxide and preparation method and application thereof |
| CN105214512A (en) * | 2015-10-29 | 2016-01-06 | 中国科学院宁波材料技术与工程研究所 | A kind of preparation method of carrier surface graphene oxide membrane and application thereof |
| CN105321589A (en) * | 2014-07-23 | 2016-02-10 | 上海一鸣过滤技术有限公司 | Method for treating radioactive wastewater through whole membrane technology |
-
2016
- 2016-06-14 CN CN201610415004.5A patent/CN106057264B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014182069A (en) * | 2013-03-21 | 2014-09-29 | Kictec Inc | Method and apparatus for removing inorganic particle from contaminated object including inorganic particle |
| WO2015030366A1 (en) * | 2013-08-27 | 2015-03-05 | ㈜이엔이 | Radioactive liquid waste disposal apparatus |
| CN103903879A (en) * | 2014-02-19 | 2014-07-02 | 国家纳米科学中心 | Porous grapheme/ MnO2 composite film and preparation method and application thereof |
| CN105321589A (en) * | 2014-07-23 | 2016-02-10 | 上海一鸣过滤技术有限公司 | Method for treating radioactive wastewater through whole membrane technology |
| CN104399090A (en) * | 2014-11-12 | 2015-03-11 | 深圳先进技术研究院 | Poly dopamine-modified reduced graphene oxide and preparation method and application thereof |
| CN105214512A (en) * | 2015-10-29 | 2016-01-06 | 中国科学院宁波材料技术与工程研究所 | A kind of preparation method of carrier surface graphene oxide membrane and application thereof |
Non-Patent Citations (1)
| Title |
|---|
| ZHIWEI ZHAO: "Surface functionalization grapheme oxide by polydopamine for high affinity of radionuclides", 《COLLOIDS AND SURFACES A:PHYSICOCHEMICAL AND ENGINEERING ASPECTS》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107665746A (en) * | 2016-07-27 | 2018-02-06 | 东华理工大学 | Device for uranium in graphene oxide dispersion adsorbing separation radioactive wastewater |
| CN107665746B (en) * | 2016-07-27 | 2020-01-14 | 东华理工大学 | Device for adsorbing and separating uranium in radioactive wastewater by using graphene oxide dispersion liquid |
| CN106448791A (en) * | 2016-12-12 | 2017-02-22 | 河北工业大学 | Exploiting absorbent means purge simulating emission sewage trial method |
| CN109966931A (en) * | 2019-04-07 | 2019-07-05 | 北京化工大学 | A kind of preparation method of graphene oxide/attapulgite/polyvinyl alcohol ceramic matrix composite membrane |
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| CN106057264B (en) | 2018-02-02 |
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