CN106215864A - A kind of magnetic oxygenated Graphene sewage-treating agent of Adsorption of Heavy Metal Ions and preparation method thereof - Google Patents
A kind of magnetic oxygenated Graphene sewage-treating agent of Adsorption of Heavy Metal Ions and preparation method thereof Download PDFInfo
- Publication number
- CN106215864A CN106215864A CN201610591110.9A CN201610591110A CN106215864A CN 106215864 A CN106215864 A CN 106215864A CN 201610591110 A CN201610591110 A CN 201610591110A CN 106215864 A CN106215864 A CN 106215864A
- Authority
- CN
- China
- Prior art keywords
- heavy metal
- adsorption
- sewage
- treating agent
- metal ions
- 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- Withdrawn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
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
-
- 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
-
- 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
- B01J20/223—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material containing metals, e.g. organo-metallic compounds, coordination complexes
-
- 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
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
- B01J20/28009—Magnetic properties
-
- 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
- C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
-
- 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
-
- 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
- C02F2101/22—Chromium or chromium compounds, e.g. chromates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The present invention relates to the magnetic oxygenated Graphene sewage-treating agent of a kind of Adsorption of Heavy Metal Ions, it is modified processing to magnetic nano ferroferric oxide with organosiloxane, carry out modification reaction the most again to prepare with graphene oxide, its principle is the heavy metal ion utilizing magnetic iron oxide to catch in sewage, and graphene oxide is to adsorption of metal ions the characteristic that produces complexing, under the common effect of the two, heavy metal ion carries out strong adsorption and difficult drop-off；The magnetic oxygenated Graphene sewage-treating agent of a kind of Adsorption of Heavy Metal Ions that the present invention prepares, can quickly catch and strong adsorption sewage in heavy metal ion, especially Pb2+、Cr6+、Cu2+, etc., selectivity is strong, adsorption rate is high, and graphene oxide can produce complexing to metal ion, the heavy metal ion difficult drop-off therefore adsorbed, excellent effect, is widely used in the process of trade effluent.
Description
Technical field
The invention belongs to technical field of industrial sewage treatment, be specifically related to the magnetic oxygenated of a kind of Adsorption of Heavy Metal Ions
Graphene sewage-treating agent and preparation method thereof.
Technical background
Since reform and opening-up, China's industrial sector obtains significant progress, but causes serious water pollution problems simultaneously.According to
In the annual sewage discharge in the statistics whole nation, the sanitary sewage of only 10% and the trade effluent of 70% are processed, and wherein there are about one
The water outlet of half Industrial Waste Water Treatments facility does not reaches discharging standards, and remaining untreated sewage is then directly discharged into rivers and lakes
In, cause the water environment of China to be subject to severe contamination and destruction；The discharge capacity of town domestic sewage just along with city-building with
Development and in incremental trend.Wherein the high volence metal ion in rivers and lakes (including toxic metal ions) content is increasingly
Height, in the sewage that part Ceramics Enterprises, iron and steel enterprise, chemical enterprise etc. discharge, Pb2+、Cr6+Deng severe overweight, effluent problem is outstanding
It is that heavy metal ions in sewage excessive problem is urgently to be resolved hurrily.
In order to solve the process problem of waste water, existing method has physics, chemistry, biology, the multiple method such as comprehensive, also has
Novel invention in terms of sewage disposal is open.
China Patent No. CN201610017517.0 discloses a kind of compound sewage-treating agent and preparation method thereof, with diethyl
Alkene triamine five methylenephosphonic acid, sodium lignin sulfonate, polyacrylamide, Sodium Paraben and polymeric aluminium ferrum silicate are chelating agen or poly-
Heavy agent, it is achieved pollutant settle；This method preparation method is simple and reliable, and the product prepared can effectively process oilfield sewage, has
Well purification, and product is environmentally friendly, water treatment agent usage amount is little, excellent effect, it is easy to popularization and application.
China Patent No. CN201410134380.8 discloses a kind of PCB copper-containing wastewater with autocatalyzed oxidation as core and processes
Method, the method utilizes acidic copper-containing waste water that the pH of alkalescence complex copper waste water is adjusted to weakly acidic pH or neutrality, utilizes Zero-valent Iron to incite somebody to action
The newborn elemental copper of the copper ion partial reduction follow-up Fenton reaction in waste water, in ferrous iron, newborn elemental copper
Under concerted catalysis effect, realize efficient Fenton reaction in neutral conditions thus contact break, be followed by Zero-valent Iron reduction and realize waste water
The recovery of middle copper ion, the method that water outlet is precipitated by alkali tune is removed ferrous iron and ferric ion, is utilized ferrum hydroxide simultaneously
The flocculation of thing, adsorption remove the pollutant in water further, and final outflow water copper ion concentration is less than 0.5mg/L, iron ion
Concentration is less than 10mg/L, and biodegradability is good.The present invention makes full use of copper present in system, make use of copper while copper removal
Catalytic action, significantly reduce the dosage of acid, alkali, reduce water outlet salt content, there is industrial application value.
On the whole, about in the existing disclosed patent of sewage disposal, the absorption of sewage-treating agent heavy metal ion, network
There is the shortcomings such as poor selectivity, susceptiveness are low in conjunction, be enough to produce human body the Pb of injury for trace level content2+、Cr6+Cannot
Specific aim processes.
Summary of the invention
For overcoming the problem of existing sewage-treating agent heavy metal ion poor selectivity, primary and foremost purpose of the present invention aims to provide
A kind of magnetic oxygenated Graphene sewage-treating agent of Adsorption of Heavy Metal Ions.
The magnetic oxygenated Graphene sewage-treating agent of a kind of Adsorption of Heavy Metal Ions of the present invention, it is characterised in that pass through
Magnetic nano ferroferric oxide and graphene oxide are modified processing by silicone coupling agents, its adsorption mechanism: utilize magnetic
Ferrum oxide catches the heavy metal ion in sewage, and graphene oxide is to adsorption of metal ions the spy that produces complexing
Property, under the common effect of the two, heavy metal ion carries out strong adsorption and difficult drop-off；Its micro molecule structure such as following formula
Shown in:
A kind of magnetic oxygenated Graphene sewage-treating agent of the Adsorption of Heavy Metal Ions of the present invention, its preparation method is as follows:
A, the modification of Nanometer Magnetite: 1 part of nano ferriferrous oxide is joined 50 part 0.05～0.1mol
In HCl solution, ultrasonic Treatment 20～60min, filter, be washed with deionized Nanometer Magnetite until without chlorine from
Till son；In prepared Nanometer Magnetite, add 100 parts of ethanol, 5～20 parts of deionized waters, 2.0 part of 30% ammonia
Water, 0.2 part of tetraethyl orthosilicate or methyl silicate, react 6～12h under 25～35 DEG C of stirrings, add 0.1 part of siloxanes even
Connection agent, continues stirring insulation reaction 6～12h；Filter, be washed with deionized the Nanometer Magnetite of modification, then
12h it is vacuum dried at 50 DEG C；
B, the preparation of magnetic oxygenated Graphene: in the container equipped with 500 parts of ethanol, add 100 parts of graphene oxides, super
Sound wave dispersion 10～60min；Add Nanometer Magnetite modified in 5～10 parts of a, react under 40～60 DEG C of stirrings
3～6h, filter, be washed with deionized, at 50 DEG C, be then vacuum dried 12h, prepare the magnetic of a kind of Adsorption of Heavy Metal Ions
Property graphene oxide sewage-treating agent.
Described Nanometer Magnetite be known coprecipitation, microemulsion method, high-temperature decomposition, oxidizing process and
Ball shaped nano ferroso-ferric oxide prepared by ball-milling method, needle-like magnetic ferroferric oxide or the special construction prepared by additive method are received
Rice ferroso-ferric oxide；Described Nanometer Magnetite particle diameter is 20～60nm.
Described graphene oxide is prepared by Hummers method, Staudemaier method, electrochemical process or Brodie method；Enter one
The graphene oxide prepared for Hummers method of step.
Described silicone coupling agents is the silicone coupling agents containing amino, is further KH550.
The magnetic oxygenated Graphene sewage-treating agent of a kind of Adsorption of Heavy Metal Ions of the present invention, its synthesis mechanism is: first
Nanometer Magnetite surface hydroxyl is utilized to react with positive silicate class, then with the silicone coupling agents containing amino to receiving
Rice ferroso-ferric oxide is modified processing；Then Fe is utilized3O4The epoxy contained in amino on-coupling agent and graphene oxide
Base reacts by the two by chemical bonded refractory altogether.
Its synthesis mechanism is shown below:
The magnetic oxygenated Graphene sewage-treating agent of a kind of Adsorption of Heavy Metal Ions that the present invention prepares, can quickly catch also
Heavy metal ion in strong adsorption sewage, especially Pb2+、Cr6+、Cu2+, etc., selectivity is strong, adsorption rate is high, and aoxidizes stone
Ink alkene can produce complexing to metal ion, the heavy metal ion difficult drop-off therefore adsorbed.
Detailed description of the invention
Below in conjunction with embodiment, the application is described in further detail.It is understood that tool described herein
Body embodiment is used only for explaining related invention, rather than the restriction to this invention.
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases
Combination mutually.
Embodiment 1
A kind of magnetic oxygenated Graphene sewage-treating agent of Adsorption of Heavy Metal Ions, preparation method is as follows:
A, the modification of Nanometer Magnetite: 1 part of nano ferriferrous oxide is joined 50 parts of 0.05mol HCl molten
In liquid, ultrasonic Treatment 0.5h, filters, is washed with deionized Nanometer Magnetite until without chloride ion；?
In the Nanometer Magnetite prepared, add 100 parts of ethanol, 15 parts of deionized waters, 2.0 part of 30% ammonia, 0.2 part of positive silicon
Acetoacetic ester or methyl silicate, react 10h under 32～35 DEG C of stirrings, add 0.1 part of silicone coupling agents, continues stirring and protects
Temperature reaction 10h；Filter, be washed with deionized the Nanometer Magnetite of modification, be then vacuum dried at 50 DEG C
12h；
B, the preparation of magnetic oxygenated Graphene: in the container equipped with 500 parts of ethanol, add 100 parts of graphene oxides, super
Sound wave dispersion 60min；Add the modified Nano magnetic ferroferric oxide in 10 parts of a steps, under 50 DEG C of stirrings, react 6h, mistake
Filter, is washed with deionized, and is then vacuum dried 12h at 50 DEG C, prepares the magnetic oxygenated stone of a kind of Adsorption of Heavy Metal Ions
Ink alkene sewage-treating agent.
Embodiment 2
A kind of magnetic oxygenated Graphene sewage-treating agent of Adsorption of Heavy Metal Ions, preparation method is as follows:
A, the modification of Nanometer Magnetite: 1 part of nano ferriferrous oxide is joined 50 parts of 0.85mol HCl molten
In liquid, ultrasonic Treatment 20min, filters, is washed with deionized Nanometer Magnetite until without chloride ion；?
In the Nanometer Magnetite prepared, add 100 parts of ethanol, 10 parts of deionized waters, 2.0 part of 30% ammonia, 0.2 part of positive silicon
Acetoacetic ester or methyl silicate, react 8h under 25～28 DEG C of stirrings, add 0.1 part of silicone coupling agents, continues stirring and protects
Temperature reaction 8h；Filter, be washed with deionized the Nanometer Magnetite of modification, at 50 DEG C, be then vacuum dried 12h；
B, the preparation of magnetic oxygenated Graphene: in the container equipped with 500 parts of ethanol, add 100 parts of graphene oxides, super
Sound wave dispersion 30min；Add the modified Nano magnetic ferroferric oxide in 7 parts of a steps, stirring reaction 4h at 60 DEG C, filter,
It is washed with deionized, at 50 DEG C, is then vacuum dried 12h, prepares the magnetic oxygenated Graphene of a kind of Adsorption of Heavy Metal Ions
Sewage-treating agent.
Embodiment 3
A kind of magnetic oxygenated Graphene sewage-treating agent of Adsorption of Heavy Metal Ions, preparation method is as follows:
A, the modification of Nanometer Magnetite: 1 part of nano ferriferrous oxide is joined 50 parts of 0.1mol HCl molten
In liquid, ultrasonic Treatment 20min, filters, is washed with deionized Nanometer Magnetite until without chloride ion；?
In the Nanometer Magnetite prepared, add 100 parts of ethanol, 6 parts of deionized waters, 2.0 part of 30% ammonia, 0.2 part of positive silicon
Acetoacetic ester or methyl silicate, react 6h under 28～30 DEG C of stirrings, add 0.1 part of silicone coupling agents, continues stirring and protects
Temperature reaction 6h；Filter, be washed with deionized the Nanometer Magnetite of modification, at 50 DEG C, be then vacuum dried 12h；
B, the preparation of magnetic oxygenated Graphene: in the container equipped with 500 parts of ethanol, add 100 parts of graphene oxides, super
Sound wave dispersion 15min；Add the modified Nano magnetic ferroferric oxide in 5 parts of a steps, stirring reaction 6h at 60 DEG C, filter,
It is washed with deionized, at 50 DEG C, is then vacuum dried 12h, prepares the magnetic oxygenated Graphene of a kind of Adsorption of Heavy Metal Ions
Sewage-treating agent.
Heavy metal ion adsorbed measurement is tried: carry out with embodiments of the invention with graphene oxide (comparative example) on the market
Heavy metal ion adsorbed amount contrast test；Under the same conditions, take 0.05g institute test specimens respectively to be placed in containing 50mL 300mg/L
Pb2+Solion, Cr containing 150g/L6+Solion and the Cu containing 100g/L2+In solion, stirring is inhaled
Attached, use after atomic spectrophotometer test absorption each concentration of heavy metal ion in solution, each sample heavy metal ion adsorbed
Amount data are as shown in table 1:
Table 1 embodiments of the invention and comparative example are to various heavy metal ion adsorbed amount data
| Adsorbent | Pb2+Adsorbance (mg/g) | Cr6+Adsorbance (mg/g) | Cu2+Adsorbance (mg/g) |
| Comparative example | 85.7 | 62.5 | 58.7 |
| Embodiment 1 | 211.6 | 128.4 | 88.2 |
| Embodiment 2 | 228.5 | 130.6 | 84.9 |
| Embodiment 3 | 233.7 | 132.5 | 79.4 |
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to the technology of the particular combination of above-mentioned technical characteristic
Scheme, also should contain in the case of without departing from described inventive concept simultaneously, above-mentioned technical characteristic or its equivalent feature carry out
Combination in any and other technical scheme of being formed.Such as features described above has similar merit with (but not limited to) disclosed herein
The technical scheme that the technical characteristic of energy is replaced mutually and formed.
Claims (5)
1. the magnetic oxygenated Graphene sewage-treating agent of an Adsorption of Heavy Metal Ions, it is characterised in that: described is magnetic oxygenated
Graphene sewage-treating agent, is modified processing to magnetic nano ferroferric oxide with organosiloxane, the most again with oxidation stone
Ink alkene carries out modification reaction and prepares, and its molecular structure is shown below:
Wherein, Nanometer Magnetite is connected by Si-O key with organosiloxane, graphene oxide and organosiloxane
It is connected by C-N key.
The magnetic oxygenated Graphene sewage-treating agent of a kind of Adsorption of Heavy Metal Ions the most as claimed in claim 1, its feature exists
In: described Nanometer Magnetite is known coprecipitation, microemulsion method, high-temperature decomposition, oxidizing process and ball milling
Ball shaped nano ferroso-ferric oxide prepared by method, needle-like magnetic ferroferric oxide or the special construction nanometer four prepared by additive method
Fe 3 O；Described Nanometer Magnetite particle diameter is 20～60nm.
The magnetic oxygenated Graphene sewage-treating agent of a kind of Adsorption of Heavy Metal Ions the most as claimed in claim 1, its feature exists
In: described graphene oxide is prepared by Hummers method, Staudemaier method, electrochemical process or Brodie method；Further
The graphene oxide prepared for Hummers method.
The magnetic oxygenated Graphene sewage-treating agent of a kind of Adsorption of Heavy Metal Ions the most as claimed in claim 1, its feature exists
In: described silicone coupling agents is the silicone coupling agents containing amino, is further KH550.
5. a magnetic oxygenated Graphene sewage-treating agent for Adsorption of Heavy Metal Ions as claimed in claim 1, its feature exists
In: described preparation method is as follows:
A, the modification of Nanometer Magnetite: 1 part of nano ferriferrous oxide is joined 50 part 0.05～0.1mol HCl
In solution, ultrasonic Treatment 20～60min, filters, is washed with deionized Nanometer Magnetite until without chloride ion
Till；In prepared Nanometer Magnetite, add 100 parts of ethanol, 5～20 parts of deionized waters, 2.0 part of 30% ammonia
Water, 0.2 part of tetraethyl orthosilicate or methyl silicate, react 6～12h under 25～35 DEG C of stirrings, add 0.1 part of siloxanes even
Connection agent, continues stirring insulation reaction 6～12h；Filter, be washed with deionized the Nanometer Magnetite of modification, then
12h it is vacuum dried at 50 DEG C；
B, the preparation of magnetic oxygenated Graphene: in the container equipped with 500 parts of ethanol, add 100 parts of graphene oxides, ultrasound wave
Dispersion 10～60min；Add in 5～10 parts of a modified Nanometer Magnetite, react under 40～60 DEG C of stirrings 3～
6h, filters, is washed with deionized, and is then vacuum dried 12h at 50 DEG C, prepares the magnetic oxygen of a kind of Adsorption of Heavy Metal Ions
Functionalized graphene sewage-treating agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610591110.9A CN106215864A (en) | 2016-07-25 | 2016-07-25 | A kind of magnetic oxygenated Graphene sewage-treating agent of Adsorption of Heavy Metal Ions and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610591110.9A CN106215864A (en) | 2016-07-25 | 2016-07-25 | A kind of magnetic oxygenated Graphene sewage-treating agent of Adsorption of Heavy Metal Ions and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106215864A true CN106215864A (en) | 2016-12-14 |
Family
ID=57532889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610591110.9A Withdrawn CN106215864A (en) | 2016-07-25 | 2016-07-25 | A kind of magnetic oxygenated Graphene sewage-treating agent of Adsorption of Heavy Metal Ions and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106215864A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107051411A (en) * | 2016-12-19 | 2017-08-18 | 华南农业大学 | A kind of magnetic oxygenated graphene preparation method and application |
| CN107381749A (en) * | 2017-08-29 | 2017-11-24 | 南京华淳环保股份有限公司 | A kind of magnetic flocculant and its preparation method and application |
| CN109078621A (en) * | 2018-09-07 | 2018-12-25 | 南阳理工学院 | A kind of preparation of magnetic nano adsorption material and its application in contaminated wastewater improvement |
| CN109759029A (en) * | 2019-02-22 | 2019-05-17 | 合众（佛山）化工有限公司 | A kind of magnetic graphene polystyrene complex microsphere sewage-treating agent and preparation method thereof |
| CN110193345A (en) * | 2019-05-05 | 2019-09-03 | 淮海工学院 | A kind of preparation method of magnetic nanometer composite material |
| CN110614079A (en) * | 2018-06-20 | 2019-12-27 | 李克非 | Preparation method and application of net-shaped magnetic graphene oxide |
| CN111233069A (en) * | 2020-01-17 | 2020-06-05 | 郑州大学 | Permeable reactive barrier active material and preparation method thereof |
| CN114854240A (en) * | 2022-06-08 | 2022-08-05 | 新化县中润化学科技有限公司 | Preparation method of Mxene-based conductive, wave-absorbing and corrosion-resistant integrated coating |
| US11745160B2 (en) | 2022-03-28 | 2023-09-05 | Guangdong University Of Technology | Magnetically-controlled graphene-based micro-/nano-motor and fabrication method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103100389A (en) * | 2013-02-07 | 2013-05-15 | 浙江工业大学 | Magnetic nano cerium dioxide ozone catalyst, preparation method and application |
| CN103432996A (en) * | 2013-08-27 | 2013-12-11 | 同济大学 | Preparation method of graphene oxide and magnetic mesoporous silica composite material capable of adsorbing pollutants in water |
| WO2015048909A1 (en) * | 2013-10-04 | 2015-04-09 | Gu Frank X | Method and apparatus for producing recyclable photocatalytic particulates |
| CN105289513A (en) * | 2015-12-01 | 2016-02-03 | 济南大学 | Magnetic graphene oxide adsorbent modified by citric acid for removing Hg<2+> ions and preparation method of magnetic graphene oxide adsorbent |
| CN105457601A (en) * | 2015-12-01 | 2016-04-06 | 济南大学 | Preparation and application of folic acid modified magnetic graphene oxide adsorbent |
-
2016
- 2016-07-25 CN CN201610591110.9A patent/CN106215864A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103100389A (en) * | 2013-02-07 | 2013-05-15 | 浙江工业大学 | Magnetic nano cerium dioxide ozone catalyst, preparation method and application |
| CN103432996A (en) * | 2013-08-27 | 2013-12-11 | 同济大学 | Preparation method of graphene oxide and magnetic mesoporous silica composite material capable of adsorbing pollutants in water |
| WO2015048909A1 (en) * | 2013-10-04 | 2015-04-09 | Gu Frank X | Method and apparatus for producing recyclable photocatalytic particulates |
| CN105289513A (en) * | 2015-12-01 | 2016-02-03 | 济南大学 | Magnetic graphene oxide adsorbent modified by citric acid for removing Hg<2+> ions and preparation method of magnetic graphene oxide adsorbent |
| CN105457601A (en) * | 2015-12-01 | 2016-04-06 | 济南大学 | Preparation and application of folic acid modified magnetic graphene oxide adsorbent |
Non-Patent Citations (1)
| Title |
|---|
| PAUL N. DIAGBOYA等: "Synthesis of covalently bonded graphene oxide–iron magnetic nanoparticles and the kinetics of mercury removal", 《RSC ADVANCES》 * |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107051411A (en) * | 2016-12-19 | 2017-08-18 | 华南农业大学 | A kind of magnetic oxygenated graphene preparation method and application |
| CN107051411B (en) * | 2016-12-19 | 2020-08-11 | 华南农业大学 | Preparation method and application of magnetic graphene oxide |
| CN107381749B (en) * | 2017-08-29 | 2020-11-27 | 南京华淳环保股份有限公司 | Magnetic flocculant and preparation method and application thereof |
| CN107381749A (en) * | 2017-08-29 | 2017-11-24 | 南京华淳环保股份有限公司 | A kind of magnetic flocculant and its preparation method and application |
| CN110614079A (en) * | 2018-06-20 | 2019-12-27 | 李克非 | Preparation method and application of net-shaped magnetic graphene oxide |
| CN109078621A (en) * | 2018-09-07 | 2018-12-25 | 南阳理工学院 | A kind of preparation of magnetic nano adsorption material and its application in contaminated wastewater improvement |
| CN109759029A (en) * | 2019-02-22 | 2019-05-17 | 合众（佛山）化工有限公司 | A kind of magnetic graphene polystyrene complex microsphere sewage-treating agent and preparation method thereof |
| CN110193345A (en) * | 2019-05-05 | 2019-09-03 | 淮海工学院 | A kind of preparation method of magnetic nanometer composite material |
| CN111233069A (en) * | 2020-01-17 | 2020-06-05 | 郑州大学 | Permeable reactive barrier active material and preparation method thereof |
| CN111233069B (en) * | 2020-01-17 | 2022-03-11 | 郑州大学 | Permeable reactive barrier active material and preparation method thereof |
| US11745160B2 (en) | 2022-03-28 | 2023-09-05 | Guangdong University Of Technology | Magnetically-controlled graphene-based micro-/nano-motor and fabrication method thereof |
| CN114854240A (en) * | 2022-06-08 | 2022-08-05 | 新化县中润化学科技有限公司 | Preparation method of Mxene-based conductive, wave-absorbing and corrosion-resistant integrated coating |
| CN114854240B (en) * | 2022-06-08 | 2023-02-17 | 新化县中润化学科技有限公司 | Preparation method of Mxene-based conductive, wave-absorbing and corrosion-resistant integrated coating |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106215864A (en) | A kind of magnetic oxygenated Graphene sewage-treating agent of Adsorption of Heavy Metal Ions and preparation method thereof | |
| Rasheed et al. | Two dimensional MXenes as emerging paradigm for adsorptive removal of toxic metallic pollutants from wastewater | |
| Wang et al. | Removal of norfloxacin by surface Fenton system (MnFe2O4/H2O2): kinetics, mechanism and degradation pathway | |
| Hou et al. | Ultrasound-assisted heterogeneous Fenton-like degradation of tetracycline over a magnetite catalyst | |
| Olyaie et al. | Development of a cost-effective technique to remove the arsenic contamination from aqueous solutions by calcium peroxide nanoparticles | |
| Fu et al. | Application of a novel strategy—Advanced Fenton-chemical precipitation to the treatment of strong stability chelated heavy metal containing wastewater | |
| Luo et al. | Zirconia (ZrO2) embedded in carbon nanowires via electrospinning for efficient arsenic removal from water combined with DFT studies | |
| Wang et al. | Rapid decomplexation of Ni-EDTA by microwave-assisted Fenton reaction | |
| Chen et al. | Degradation of p-arsanilic acid by pre-magnetized Fe0/persulfate system: Kinetics, mechanism, degradation pathways and DBPs formation during subsequent chlorination | |
| CN104971697B (en) | Preparation and application methods for magnetic biochar material used for removing arsenic pollution in water body | |
| Diao et al. | Insights on the nitrate reduction and norfloxacin oxidation over a novel nanoscale zero valent iron particle: Reactivity, products, and mechanism | |
| Cai et al. | CTAB–intercalated molybdenum disulfide nanosheets for enhanced simultaneous removal of Cr (VI) and Ni (II) from aqueous solutions | |
| Li et al. | Double-pathway arsenic removal and immobilization from high arsenic-bearing wastewater by using nature pyrite as in situ Fe and S donator | |
| CN106167285A (en) | A kind of chemical modification graphene oxide ion-type sewage-treating agent and preparation method | |
| Repo et al. | Steel slag as a low-cost sorbent for metal removal in the presence of chelating agents | |
| Xi et al. | Performance and mechanism of arsenic removal in waste acid by combination of CuSO4 and zero-valent iron | |
| CN101348297B (en) | Processing method for heavy metal ion-containing waste water | |
| Han et al. | Study on the removal of hazardous Congo red from aqueous solutions by chelation flocculation and precipitation flotation process | |
| Dehmani et al. | Phenol adsorption mechanism on the zinc oxide surface: Experimental, cluster DFT calculations, and molecular dynamics simulations | |
| CN105016532B (en) | A kind of processing method of the copper waste water containing complexing of low concentration | |
| Shan et al. | Dual-functional millisphere of anion-exchanger-supported nanoceria for synergistic As (III) removal with stoichiometric H2O2: Catalytic oxidation and sorption | |
| Li et al. | FeOOH and nZVI combined with superconducting high gradient magnetic separation for the remediation of high-arsenic metallurgical wastewater | |
| JP5352853B1 (en) | Method of treating radioactive Cs contaminated water | |
| Liu et al. | Ultrafast advanced treatment of chromium complex-containing wastewater using Co/Fe layered double hydroxide | |
| CN107837783A (en) | A kind of preparation method of ferrotitanium manganese tri compound arsenic-removing adsorption agent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | 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: 20161214 |
|
| WW01 | Invention patent application withdrawn after publication |