CN105363418A - Carbon nano tube-nano silver-polyaluminium chloride-chitosan composite material - Google Patents
Carbon nano tube-nano silver-polyaluminium chloride-chitosan composite material Download PDFInfo
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Abstract
The present invention discloses a carbon nano tube-nano silver-polyaluminium chloride-chitosan composite material. The present invention also discloses a preparation method of the composite material, and application of the composite material to the treatment of degradation-resistant organic wastewater. The present invention discloses a device for treating degradation-resistant organic wastewater by using the carbon nano tube-nano silver-polyaluminium chloride-chitosan composite material. The composite material has good magnetic separation property and good effect on removal of organic pollutants; the preparation method is simple and easy to control; and the prepared carbon nano tube-nano silver-polyaluminium chloride-chitosan composite material has stable quality. The device for treating degradation-resistant organic wastewater has the advantages of simple structure, convenience for usage, high water outlet efficiency and good quality.
Description
Technical field
The invention belongs to treatment of Organic Wastewater field, relate to a kind of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, also relate to the preparation method of this carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, also relate to the above-mentioned carbon nanotube-nano silver-application of polyaluminium chloride-Chitosan Composites in organic wastewater with difficult degradation thereby process; Also relate to a kind of equipment utilizing carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites process organic wastewater with difficult degradation thereby.
Background technology
Water pollutions is one of main Environmental Problems of facing of current China.Prediction industrial wastewater accounts for more than 70% of total sewage quantity.And industrial wastewater is based on high concentrated organic wastewater.High concentrated organic wastewater is large to the pollution level of environment water, and intractability is higher, and be one of difficult problem in domestic and international environmental protection research field, its purified treatment more and more receives the concern of people.
High concentrated organic wastewater generally refers to by the waste water of the COD of the industry discharges such as papermaking, leather and food at more than 2000mg/L.Containing a large amount of organic matters such as carbohydrate, fat, protein, cellulose in these waste water, if directly discharged, severe contamination can be caused.
At present, industrial wastewater and urban domestic wastewater are one of pollution sources of China's water environment pollution, and especially along with the develop rapidly of production-scale continuous expansion and industrial technology, the pollution sources containing high concentrated organic wastewater are increasing.But because the character of high concentrated organic wastewater is different with source, its Treatment process is also different.Usually three major types can be divided into according to the character of high concentrated organic wastewater with source:
(1) first kind is not for contain hazardous substance and to be easy to biodegradable high concentrated organic wastewater, as food industrial wastewater;
(2) Equations of The Second Kind is for containing harmful substance and being easy to biodegradable high concentrated organic wastewater, as partial chemical industry and pharmacy industry waste water;
(3) the 3rd classes are for containing harmful substance and being not easy to biodegradable high concentrated organic wastewater, as organic chemistry compound probability and agricultural chemicals waste water.
The improving constantly environmental requirement along with industrial expansion and people, the deficiency of biologic treating technique just displays gradually, and the improvement as the eutrophication of the removal of hardly degraded organic substance, water body, high concentration height COD industrial wastewater, micro polluted source is all the difficult problem that biologic treating technique has faced.At present, the process for this type of organic wastewater with difficult degradation thereby often adopts physico-chemical process, chemical method, biochemical process etc., but due to the particularity of water quality, Technology development is difficult to reach satisfied effect.Therefore, the treatment research of organic wastewater with difficult degradation thereby is a difficult point in domestic and international water treatment work and study hotspot always.
Summary of the invention
Goal of the invention: the first object of the present invention is to provide a kind of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, also relates to the preparation method of this carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites; Also relate to a kind of above-mentioned carbon nanotube-nano silver-application of polyaluminium chloride-Chitosan Composites in water treatment; Also relate to a kind of water treatment facilities.
Technical scheme: a kind of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites provided by the invention, comprising:
CNT, described CNT is surface-functionalized;
Nano Silver, described Nano Silver to be adsorbed in inside and outside CNT on tube wall;
Polyaluminium chloride, described polyaluminium chloride is coated on CNT outer tube wall;
Shitosan, described Chitosan-coated is on CNT outer tube wall or graft on aluminium polychloride.
Preferably, the mass ratio of described CNT, Nano Silver, polyaluminium chloride, shitosan is (10-20): 1:(10-20): (10-20).
More preferably, described CNT is SWCN or multi-walled carbon nano-tubes.
Present invention also offers the preparation method of above-mentioned a kind of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, comprise the following steps:
(1) added by CNT in the mixed solution comprising alkali and surfactant, 210-220 DEG C of reaction 6h, purifying, obtains surface-functionalized CNT;
(2) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is 1:(2-4) water and ethylene glycol mixed solvent in, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds Nano Silver; At ambient temperature, the CNT thorough impregnation that step (1) is obtained reacts 6-10h, washed with de-ionized water, vacuum drying treatment in solution, must adsorb the CNT of Nano Silver;
(3) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is 1:(2-4) water and ethylene glycol mixed solvent in, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds polyaluminium chloride; At 40-60 DEG C, the CNT thorough impregnation of absorption Nano Silver obtained for step (2) is reacted 20-30h, washed with de-ionized water, vacuum drying treatment in solution, obtains carbon nanotube-nano silver-polyaluminium chloride;
(4) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is 1:(2-4) water and ethylene glycol mixed solvent in, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds shitosan; At 40-60 DEG C, carbon nanotube-nano silver-polyaluminium chloride thorough impregnation that step (3) is obtained reacts 20-30h, washed with de-ionized water, vacuum drying treatment in solution, obtains carbon nanotube-nano silver-polyaluminium chloride-shitosan.
Wherein, in step (1), in described mixed solution, the weight percent concentration of alkali is 2-3%, and the weight percent concentration of surfactant is 1-2%; The mass ratio of CNT and mixed solution is 1:(100-150); Described surfactant is mass ratio 1:(3-5) lauryl sodium sulfate and the mixture of sorbitan ester.
Wherein, in step (2), in solution, the molar concentration of polyvinylpyrrolidone is 0.003-0.005mol/L, and the molar concentration of sodium borohydride is 0.01-0.02mol/L.
Wherein, in step (3), in solution, the molar concentration of polyvinylpyrrolidone is 0.003-0.005mol/L, and the molar concentration of sodium borohydride is 0.01-0.02mol/L.
Wherein, in step (4), in solution, the molar concentration of polyvinylpyrrolidone is 0.003-0.005mol/L, and the molar concentration of sodium borohydride is 0.01-0.02mol/L.
Wherein, in raw material, the mass ratio of CNT, Nano Silver ,-polyaluminium chloride, shitosan is (10-20): 1:(10-20): (10-20).
Present invention also offers the above-mentioned carbon nanotube-nano silver-application of polyaluminium chloride-Chitosan Composites in organic wastewater with difficult degradation thereby process.
Present invention also offers a kind of equipment utilizing carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites process organic wastewater with difficult degradation thereby, comprise and connect pretreatment unit (1), one-level rough filtering device (2), biological treatment tank (3), secondary rough filtering device (4), coagulating basin (5), sedimentation basin (6) and smart filter tank (7) successively; Described biological treatment tank (3) comprises the anode chamber (8) and cathode chamber (9) that connect successively, separated by PEM between described anode chamber (8) and cathode chamber (9), anode electrode (10) is provided with in described anode chamber (8), be provided with cathode electrode (11) in described cathode chamber (9), described anode chamber (8) bottom is provided with aerator; Described sedimentation basin (6) bottom is provided with multi-functional negative electrode (13) and multi-functional anode (14).
As improvement, the interior filling quality of described one-level rough filtering device (2) is than the cobblestone of 1:2 and garnet mixture.
Improve as another kind, the interior filling quality of described secondary rough filtering device (4) is than the medical stone of 5:1 and quartz sand.
Improve as another kind, add the coagulant of following weight portion in described coagulating basin (5): the nano-grade hydroxy apatite of 15 parts of natural zeolites, 15 parts of sepiolites, 10 parts of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, 10 parts of kaolin, 5 parts of particle diameter 10-1000nm.
Improve as another kind, in described smart filter tank (7), be provided with one group of ultrafiltration apparatus.
Improve as another kind, described anode electrode (10) adopts carbon felt electrode; Described cathode electrode (11) is made up on graphite rod of carbon fiber winding, and cathode chamber (9) inwall arranges support slot, and graphite rod is fixed by support slot; Described multi-functional negative electrode (13) is the NACF that surface is loaded with metal, and described multi-functional anode (14) is the nanotube that surface is loaded with titanium dioxide.
Improve as another kind, in described coagulating basin (5), be provided with agitating device (12).
Beneficial effect: carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites Magneto separate characteristic provided by the invention is good, effective to organic pollutant removal, its preparation method is simple, preparation process is easily controlled, the carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites steady quality of preparation.
The device structure of process organic wastewater with difficult degradation thereby provided by the invention is simple, and easy to use, water outlet efficiency is high, and quality is good.
Pretreatment unit, to organic wastewater with difficult degradation thereby initial breakdown, makes organic wastewater with difficult degradation thereby initial breakdown, improves bioavailable efficiency.
Organic wastewater through initial breakdown enters in biological treatment tank, conventional anaerobic microorganism is added in anode chamber in biological treatment tank, add routine in cathode chamber and support microorganism well, be built into microbiological fuel cell, anode chamber is anaerobic environment, agitator can be provided with stir in anode chamber or adopt upwelling, to ensure the Homogeneous phase mixing of solution and efficient electrogenesis; Cathode chamber is aerobic environment, bottom cathode chamber, be provided with aerator, provides the oxygen needed for aerobic biodegradation and the oxygen needed for cathode surface hydrogen reduction.First utilize Anaerobic Microbiological Treatment Technology to be degraded by the organic matter in organic wastewater with difficult degradation thereby, the organic matter in organic wastewater with difficult degradation thereby is degraded by recycling Aerobic biological process technology further; Meanwhile, produce electronics and proton, electro transfer, on anode, is delivered to negative electrode by external circuit, and proton also arrives negative electrode simultaneously, and at cathode surface, oxygen, proton and electronics combine and generate water, create electric energy like this while organic matter degradation.
Organic wastewater through biological treatment forms one deck biomembrane on secondary rough filtering device surface, goes out water filtration to process, and filters through secondary rough filtering device again.
Organic wastewater through coarse filtration enters in coagulating basin, adopts organic matter and other impurity of different molecular weight in the assembled highly-effective adsorbed water of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites memory other materials.
In sedimentation basin, adsorb the carbon nanotube-nano of various impurity silver-polyaluminium chloride-Chitosan Composites be precipitated, utilize the charged carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites adsorbing various impurity of upper and lower multifunctional electrodes strong adsorption, thus make effluent characteristics very excellent.
After essence filter, obtain water outlet.
Accompanying drawing explanation
Fig. 1 the present invention utilizes the structural representation of the equipment of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites process organic wastewater with difficult degradation thereby.
Detailed description of the invention
According to following embodiment, the present invention may be better understood.But those skilled in the art will readily understand, concrete material proportion, process conditions and result thereof described by embodiment only for illustration of the present invention, and should can not limit the present invention described in detail in claims yet.
Embodiment 1
The preparation method of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, comprises the following steps:
(1) added by CNT in the mixed solution comprising alkali and surfactant, 215 DEG C of reaction 6h, purifying, obtains surface-functionalized CNT; In described mixed solution, the weight percent concentration of alkali is 2.5%, and the weight percent concentration of surfactant is 1.5%; The mass ratio of CNT and mixed solution is 1:120; Described surfactant is the lauryl sodium sulfate of mass ratio 1:4 and the mixture of sorbitan ester;
(2) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is that in the water of 1:3 and the mixed solvent of ethylene glycol, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds Nano Silver; At ambient temperature, the CNT thorough impregnation that step (1) is obtained reacts 8h, washed with de-ionized water, vacuum drying treatment in solution, must adsorb the CNT of Nano Silver; In solution, the molar concentration of polyvinylpyrrolidone is 0.004mol/L, and the molar concentration of sodium borohydride is 0.1mol/L;
(3) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is that in the water of 1:3 and the mixed solvent of ethylene glycol, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds polyaluminium chloride; At 50 DEG C, the CNT thorough impregnation of absorption Nano Silver obtained for step (2) is reacted 25h, washed with de-ionized water, vacuum drying treatment in solution, obtains carbon nanotube-nano silver-polyaluminium chloride; In solution, the molar concentration of polyvinylpyrrolidone is 0.004mol/L, and the molar concentration of sodium borohydride is 0.1mol/L;
(4) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is that in the water of 1:3 and the mixed solvent of ethylene glycol, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds shitosan; At 50 DEG C, carbon nanotube-nano silver-polyaluminium chloride thorough impregnation that step (3) is obtained reacts 25h, washed with de-ionized water, vacuum drying treatment in solution, obtains carbon nanotube-nano silver-polyaluminium chloride-shitosan; In solution, the molar concentration of polyvinylpyrrolidone is 0.004mol/L, and the molar concentration of sodium borohydride is 0.1mol/L; .
In raw material, the mass ratio of CNT, Nano Silver ,-polyaluminium chloride, shitosan is 15:1:15:15.
Obtained carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, comprising:
CNT, described CNT is surface-functionalized;
Nano Silver, described Nano Silver to be adsorbed in inside and outside CNT on tube wall;
Polyaluminium chloride, described polyaluminium chloride is coated on CNT outer tube wall;
Shitosan, described Chitosan-coated is on CNT outer tube wall or graft on aluminium polychloride.
Described CNT is SWCN.
Embodiment 2
The preparation method of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, comprises the following steps:
(1) added by CNT in the mixed solution comprising alkali and surfactant, 210 DEG C of reaction 6h, purifying, obtains surface-functionalized CNT; In described mixed solution, the weight percent concentration of alkali is 2%, and the weight percent concentration of surfactant is 2%; The mass ratio of CNT and mixed solution is 1:150; Described surfactant is the lauryl sodium sulfate of mass ratio 1:5 and the mixture of sorbitan ester;
(2) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is that in the water of 1:2 and the mixed solvent of ethylene glycol, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds Nano Silver; At ambient temperature, the CNT thorough impregnation that step (1) is obtained reacts 6h, washed with de-ionized water, vacuum drying treatment in solution, must adsorb the CNT of Nano Silver; In solution, the molar concentration of polyvinylpyrrolidone is 0.003mol/L, and the molar concentration of sodium borohydride is 0.02mol/L;
(3) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is 1:(2-4) water and ethylene glycol mixed solvent in, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds polyaluminium chloride; At 40 DEG C, the CNT thorough impregnation of absorption Nano Silver obtained for step (2) is reacted 30h, washed with de-ionized water, vacuum drying treatment in solution, obtains carbon nanotube-nano silver-polyaluminium chloride; In solution, the molar concentration of polyvinylpyrrolidone is 0.003mol/L, and the molar concentration of sodium borohydride is 0.02mol/L;
(4) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is 1:(2-4) water and ethylene glycol mixed solvent in, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds shitosan; At 40 DEG C, carbon nanotube-nano silver-polyaluminium chloride thorough impregnation that step (3) is obtained reacts 30h, washed with de-ionized water, vacuum drying treatment in solution, obtains carbon nanotube-nano silver-polyaluminium chloride-shitosan; In solution, the molar concentration of polyvinylpyrrolidone is 0.003mol/L, and the molar concentration of sodium borohydride is 0.02mol/L.
In raw material, the mass ratio of CNT, Nano Silver ,-polyaluminium chloride, shitosan is 20:1:10:20.
Obtained carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, comprising:
CNT, described CNT is surface-functionalized;
Nano Silver, described Nano Silver to be adsorbed in inside and outside CNT on tube wall;
Polyaluminium chloride, described polyaluminium chloride is coated on CNT outer tube wall;
Shitosan, described Chitosan-coated is on CNT outer tube wall or graft on aluminium polychloride.
Described CNT is multi-walled carbon nano-tubes.
Embodiment 3
The preparation method of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, comprises the following steps:
(1) added by CNT in the mixed solution comprising alkali and surfactant, 220 DEG C of reaction 6h, purifying, obtains surface-functionalized CNT; In described mixed solution, the weight percent concentration of alkali is 3%, and the weight percent concentration of surfactant is 1%; The mass ratio of CNT and mixed solution is 1:100; Described surfactant is the lauryl sodium sulfate of mass ratio 1:3 and the mixture of sorbitan ester;
(2) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is that in the water of 1:4 and the mixed solvent of ethylene glycol, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds Nano Silver; At ambient temperature, the CNT thorough impregnation that step (1) is obtained reacts 10h, washed with de-ionized water, vacuum drying treatment in solution, must adsorb the CNT of Nano Silver; In solution, the molar concentration of polyvinylpyrrolidone is 0.005mol/L, and the molar concentration of sodium borohydride is 0.01mol/L;
(3) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is that in the water of 1:4 and the mixed solvent of ethylene glycol, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds polyaluminium chloride; At 60 DEG C, the CNT thorough impregnation of absorption Nano Silver obtained for step (2) is reacted 20h, washed with de-ionized water, vacuum drying treatment in solution, obtains carbon nanotube-nano silver-polyaluminium chloride; In solution, the molar concentration of polyvinylpyrrolidone is 0.005mol/L, and the molar concentration of sodium borohydride is 0.01mol/L;
(4) under magnetic agitation condition, first polyvinylpyrrolidone being joined volume ratio is 1:(2-4) water and ethylene glycol mixed solvent in, Keep agitation, until polyvinylpyrrolidone dissolves completely, then adds sodium borohydride, then adds shitosan; At 60 DEG C, carbon nanotube-nano silver-polyaluminium chloride thorough impregnation that step (3) is obtained reacts 20h, washed with de-ionized water, vacuum drying treatment in solution, obtains carbon nanotube-nano silver-polyaluminium chloride-shitosan; In solution, the molar concentration of polyvinylpyrrolidone is 0.005mol/L, and the molar concentration of sodium borohydride is 0.01mol/L.
In raw material, the mass ratio of CNT, Nano Silver ,-polyaluminium chloride, shitosan is 10:1:20:10.
Obtained carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, comprising:
CNT, described CNT is surface-functionalized;
Nano Silver, described Nano Silver to be adsorbed in inside and outside CNT on tube wall;
Polyaluminium chloride, described polyaluminium chloride is coated on CNT outer tube wall;
Shitosan, described Chitosan-coated is on CNT outer tube wall or graft on aluminium polychloride.
Described CNT is SWCN.
Embodiment 4
Utilize the carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites process organic wastewater with difficult degradation thereby of embodiment 1 to 3.
Treatment facility, is shown in Fig. 1, comprises and connects pretreatment unit 1, one-level rough filtering device 2, biological treatment tank 3, secondary rough filtering device 4, coagulating basin 5, sedimentation basin 6 and smart filter tank 7 successively; Biological treatment tank 3 comprises the anode chamber 8 and cathode chamber 9 that connect successively, is separated, is provided with anode electrode 10 in anode chamber 8, be provided with cathode electrode 11 in cathode chamber 9, be provided with aerator bottom anode chamber 8 between anode chamber 8 and cathode chamber 9 by PEM; Multi-functional negative electrode 13 and multi-functional anode 14 is provided with bottom sedimentation basin 6.
In one-level rough filtering device 2, filling quality is than the cobblestone of 1:2 and garnet mixture; In secondary rough filtering device 4, filling quality is than the medical stone of 5:1 and quartz sand; The coagulant of following weight portion is added: the nano-grade hydroxy apatite of 15 parts of natural zeolites, 15 parts of sepiolites, 10 parts of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, 10 parts of kaolin, 5 parts of particle diameter 10-1000nm in coagulating basin 5; Essence is provided with one group of ultrafiltration apparatus in filter tank 7; Anode electrode 10 adopts carbon felt electrode; Cathode electrode 11 is made up on graphite rod of carbon fiber winding, and cathode chamber 9 inwall arranges support slot, and graphite rod is fixed by support slot; Multi-functional negative electrode 13 be that surface is loaded with the NACF of metal, multi-functional anode 14 be the surperficial nanotube being loaded with titanium dioxide; Agitating device 12 is provided with in coagulating basin 5.
Treatment effect is in table 1.
Table 1 treatment effect
Comparative example method:
Fenton (Fenton) method: 1893, chemist FentonHJ finds, the mixed solution of hydrogen peroxide and ferrous ion has strong oxidizing property, can by organic compound much known at that time as carboxylic acid, alcohol, ester class are oxidized to inorganic states, and oxidation effectiveness is very remarkable.But in after this over half a century, this oxidative reagent is not but paid attention to too much because oxidisability is extremely strong.But enter 20 century 70s, Fenton reagent have found its position in Environmental Chemistry, there is the Fenton reagent of the ability removing persistent organic pollutants, embody in the wastewater treatments such as dyeing waste water, oily waste water, phenol wastewater, coking chemical waste water, nitrobenzene-containing waste water, diphenylamines waste water and apply very widely.
Get solution 500mL to be measured, regulate pH to 7, COD concentration to be 1763mg/L, add 0.1mmolH
2o
2and 0.05mmolFeSO
4, process 1 day.
Claims (3)
1. carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites, is characterized in that: comprising:
CNT, described CNT is surface-functionalized;
Nano Silver, described Nano Silver to be adsorbed in inside and outside CNT on tube wall;
Polyaluminium chloride, described polyaluminium chloride is coated on CNT outer tube wall;
Shitosan, described Chitosan-coated is on CNT outer tube wall or graft on aluminium polychloride.
2. a kind of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites according to claim 1, is characterized in that: the mass ratio of described CNT, Nano Silver, polyaluminium chloride, shitosan is (10-20): 1:(10-20): (10-20).
3. a kind of carbon nanotube-nano silver-polyaluminium chloride-Chitosan Composites according to claim 1, is characterized in that: described CNT is SWCN or multi-walled carbon nano-tubes.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105692730A (en) * | 2016-03-16 | 2016-06-22 | 张伟彬 | Preparation method of water treatment composite |
| CN105692834A (en) * | 2016-03-16 | 2016-06-22 | 张伟彬 | Preparation method of compound water purifying agent |
| CN106177966A (en) * | 2016-07-20 | 2016-12-07 | 太原理工大学 | A kind of Carbon Nanotubes/Chitosan complex microsphere carrying silver and preparation method thereof |
-
2015
- 2015-11-17 CN CN201510788640.8A patent/CN105363418A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105692730A (en) * | 2016-03-16 | 2016-06-22 | 张伟彬 | Preparation method of water treatment composite |
| CN105692834A (en) * | 2016-03-16 | 2016-06-22 | 张伟彬 | Preparation method of compound water purifying agent |
| CN106177966A (en) * | 2016-07-20 | 2016-12-07 | 太原理工大学 | A kind of Carbon Nanotubes/Chitosan complex microsphere carrying silver and preparation method thereof |
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Application publication date: 20160302 |