CN107983323A - A kind of polyaniline nano-compound adsorbent of Nanometer Copper modification and preparation method and application - Google Patents
A kind of polyaniline nano-compound adsorbent of Nanometer Copper modification and preparation method and application Download PDFInfo
- Publication number
- CN107983323A CN107983323A CN201711279881.5A CN201711279881A CN107983323A CN 107983323 A CN107983323 A CN 107983323A CN 201711279881 A CN201711279881 A CN 201711279881A CN 107983323 A CN107983323 A CN 107983323A
- Authority
- CN
- China
- Prior art keywords
- polyaniline
- compound adsorbent
- preparation
- nanometer copper
- polyaniline nano
- 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.)
- Granted
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
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/0233—Compounds of Cu, Ag, Au
- B01J20/0237—Compounds of Cu
-
- 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
- B01J20/28004—Sorbent size or size distribution, e.g. particle size
- B01J20/28007—Sorbent size or size distribution, e.g. particle size with size in the range 1-100 nanometers, e.g. nanosized particles, nanofibers, nanotubes, nanowires or the like
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/02—Polyamines
- C08G73/026—Wholly aromatic polyamines
- C08G73/0266—Polyanilines or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/308—Dyes; Colorants; Fluorescent agents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Nanotechnology (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Polyaniline nano-compound adsorbent the invention discloses a kind of modification of Nanometer Copper and preparation method thereof and its application in sewage treatment field, belong to technical field of composite materials.The polyaniline nano-compound adsorbent of Nanometer Copper modification of the present invention is using aniline monomer as raw material, four (4 sulphenyl) porphyrins are dispersant, polyaniline four (4 sulphenyl) porphyrin nano compound is prepared by situ aggregation method, then obtained polyaniline four (4 sulphenyl) porphyrin nano compound is distributed in copper-bath, and reducing agent solution is dropped evenly, filtered after reacted, washing, it is dry, it is made.Preparation method of the present invention is simple and easy to do, nano-compound adsorbent excellent adsorption, is a kind of sorbing material of the great potential in terms of sewage disposal.
Description
Technical field
The invention belongs to technical field of composite materials, and in particular to a kind of (4- sulfonic acid benzene of polyaniline-four of Nanometer Copper modification
Base) porphyrin nano compound adsorbent and preparation method thereof, with its application in organic dyestuff sewage.
Background technology
With the development of science and technology, textile industry occupies more and more important with food industry in contemporary industry system
Status, but its industrial pollution brought, especially water pollution how is solved, become the emphasis problem studied both at home and abroad.Its
In, many water pollutions are because caused by organic dyestuff.Have relative to water pollution, organic dyestuff water pollution caused by other aspects
Following characteristics：（1）Water-quality constituents is complicated；（2）Strong toxicity；（3）Organic cod concentration is high；（4）Ammonia-nitrogen content is high；（5）Easily make
Into secondary pollution etc..Organic dyestuff water pollution is domestic one of most intractable wastewater from chemical industry at present.
Currently used dye wastewater treatment technology has absorption method, electrochemical process, oxidizing process, bioanalysis flocculence, light to urge
Change edman degradation Edman, membrane separation process etc..Wherein absorption method, which has, can use no or little organic solvent, and selectivity is good, simple to operate,
The advantages that can be recycled, being adapted to the processing of waste water from dyestuff.In numerous adsorption methods, it is very that activated carbon adsorption, which removes dyestuff,
Effectively, still, the use cost of activated carbon is higher.In recent years, domestic and foreign scholars are directed to the new cheap absorption of research searching
Material come attempt substitute activated carbon.Have now been found that mesoporous silicon dioxide micro-sphere, flyash and the active sludge carbon, swollen of copper doped
The industrial wastes such as profit soil can adsorb the dyestuff in dyeing waste water, and achieve preferable effect.
One of the representative of polyaniline as conducting polymer composite, in addition to good electric conductivity, it has
Imine group of the loose structure entrained by with it, and the existing great potential in terms of modification makes polyaniline in absorption side
There is wide prospect in face.Therefore, the hot issue in terms of the development of polyaniline adsorbent becomes wastewater treatment.It is common to change
Property method is by being grafted on the basis of the original group of polyaniline or modification by copolymerization, so as to improve absorption property.It is another
Kind method is mixed and modified, and polyaniline is modified using the material with functional group.Such as using containing sulfonic table
Face activating agent modified polyaniline, makes to introduce the anion sulfoacid base with absorption property in polyaniline molecule structure, simultaneously because
The presence of surfactant can change the internal gutter structure of polyaniline, strengthen polyaniline absorption property in itself and stabilization
Property, so as to greatly improve its absorption property to organic dyestuff in wastewater and heavy metal ion.
Porphyrin and its derivative is that a kind of carbon atom by four pyroles subunits is interconnected by methine bridge to be formed
Macromolecular heterocyclic compound, its center have a cavity structure, and pyrroles's nitrogen-atoms of the inside can be with each metal ion species knot
Close or produce interaction with organic dye molecule.Therefore, the present invention using the sulfonic acid modified polyaniline of porphyrin to make
Standby polyaniline-four (4- sulphenyls) porphyrin nano compound, and Nanometer Copper is further loaded as new adsorbent, it is made
Standby nano-compound adsorbent not only structure and performance characteristics configuration aspects remain polyaniline the characteristics of, but also assign it more
Excellent organic dyestuff absorption property.
The content of the invention
Polyaniline nano-compound adsorbent and its preparation side it is an object of the invention to provide a kind of modification of Nanometer Copper
Method has good adsorptivity and stability with application, the nano-compound adsorbent to the organic dyestuff in waste water.
In order to realize foregoing invention purpose, the present invention adopts the following technical scheme that：
A kind of polyaniline nano-compound adsorbent of Nanometer Copper modification, it is using aniline monomer as raw material, four (4- sulphenyls)
Porphyrin is dispersant, and acid solution is reaction medium, and it is multiple to prepare polyaniline-four (4- sulphenyls) porphyrin by situ aggregation method
Compound powder；Then using copper sulphate as raw material, polyaniline-four (4- sulphenyls) porphyrin complex of Nanometer Copper modification is prepared；
Its preparation method specifically includes following steps：
1）The preparation of polyaniline-four (4- sulphenyls) porphyrin complex：
A. four (4- sulphenyls) porphyrins are added in acidic aqueous solution, stirring is allowed to dissolve, and then adds aniline monomer, mixes
Close uniformly, obtain four (4- sulphenyls) porphyrin-aniline mixed liquors, then constant temperature placement 0.5 is small in -5 DEG C~30 DEG C water-baths
When；
B. by initiator in acidic aqueous solution after mixing, in -5 DEG C~30 DEG C water-baths constant temperature place 0.5 it is small when；
C. above two solution is mixed, when reaction 1~24 is small at -5 DEG C~30 DEG C；
D. after completion of the reaction, by reacting liquid filtering or centrifugation, filter cake is dried to constant weight at 60 DEG C, obtains polyaniline-four
(4- sulphenyls) porphyrin complex powder；
2）Nanometer Copper modifies the preparation of polyaniline nano-compound adsorbent：By gained polyaniline-four (4- sulphenyls) porphyrin
Composite powder is dispersed in acidic aqueous solution, is subsequently added into copper-bath, and it is 2~3 that solution ph is adjusted after stirring evenly,
And after being added dropwise reducing agent solution at 50 DEG C ~ 60 DEG C while stirring, reaction 5~after sixty minutes is filtered, wash, be dried to obtain
The polyaniline nano-compound adsorbent of the Nanometer Copper modification.
Wherein, the concentration of aniline monomer is 0.01~0.4 mol/L in step a resulting solutions.
The mass ratio of four (4- sulphenyls) porphyrins and aniline monomer is 1:100~1:10.
The acidic aqueous solution is by HCl, H2SO4、H3PO4、HNO3Or acetic acid adds water to be formulated, its concentration is 0.1~3.0
mol/L。
The initiator is ammonium persulfate, potassium peroxydisulfate, sodium peroxydisulfate, H2O2/FeCl2、KCrO4In any one, its
Molar ratio with aniline monomer is 1:10~2:1.
The mass ratio of the copper sulphate and polyaniline-four (4- sulphenyls) porphyrin complex powder is 1:100~1:2.
The reducing agent is sodium borohydride, the one or more in hydrazine hydrate, sodium hypophosphite, its mole with copper sulphate
Than for 1:1~5:1.
The polyaniline nano-compound adsorbent of gained Nanometer Copper modification can be used for the processing of organic dyestuff sewage.
The beneficial effects of the present invention are：
1）The polyaniline nano-compound adsorbent of Nanometer Copper modification prepared by the present invention has polyaniline is unique to receive at many levels
Rice structure, and the amino from polyaniline, imido grpup and the sulfonic acid group from porphyrin sulfonate are contained in its surface, can with it is organic
Hydrogen bond or ionic bond are formed between dye molecule, particularly there is excellent adsorption effect to anionic organic dyes.
2）Preparation method of the present invention is simple, and controllability is strong, and organic dyestuff can be shown very using static adsorptive method
Good adsorption effect, and Nanometer Copper modification polyaniline nano-compound adsorbent prepared by the present invention is environmentally friendly, will not
Cause secondary pollution.
Brief description of the drawings
Fig. 1 is the SEM pictures of the polyaniline nano-compound adsorbent of Nanometer Copper modification prepared by the embodiment of the present invention 1.
Fig. 2 is the SEM pictures of the polyaniline nano-compound adsorbent of Nanometer Copper modification prepared by the embodiment of the present invention 2.
Embodiment
In order to make content of the present invention easily facilitate understanding, with reference to embodiment to of the present invention
Technical solution is described further, but the present invention is not limited only to this.
Embodiment 1
0.009 g tetra- (4- sulphenyls) porphyrin is dissolved in 1 mol/L aqueous hydrochloric acid solutions, it is equal then to add aniline monomer mixing
It is even, four (4- sulphenyls) porphyrin-aniline mixed liquors that aniline monomer concentration is 0.1 mol/L are obtained, it is permanent in 10 DEG C of water-baths
When temperature placement 0.5 is small；2.28 g initiator ammonium persulfates are dissolved in 1 mol/L aqueous hydrochloric acid solutions, were obtained after mixing
Ammonium sulfate, when constant temperature placement 0.5 is small in 10 DEG C of water-baths；Then two kinds of solution are mixed, it is small that 24 is reacted at 10 DEG C
When；After completion of the reaction, by reacting liquid filtering or centrifugation, filter cake is dried for a week to constant weight at 60 DEG C, obtains polyaniline-four
(4- sulphenyls) porphyrin complex powder；1.86 g polyanilines-four (4- sulphenyls) porphyrin complex powder are dispersed to 1
In mol/L aqueous hydrochloric acid solutions, 9 mL, 0.5 mol/L copper-baths are subsequently added into, it is 2 that solution ph is adjusted after stirring evenly,
And after being added dropwise 9 mL, 0.5 mol/L sodium borohydride solutions at 60 DEG C while stirring, after reaction 30 minutes, filtered, washing,
It is dried to obtain the polyaniline nano-compound adsorbent of the Nanometer Copper modification.
Using the polyaniline nano-complex of 20 mg Nanometer Coppers modification as adsorbent, initial concentration is adsorbed at 25 DEG C
For the Congo red of 500 mg/L, when adsorption time is 24 small, the adsorption capacity of the adsorbent is 451.6 mg/g, and adsorption rate is
90.3%。
Embodiment 2
0.037 g tetra- (4- sulphenyls) porphyrin is dissolved in 1 mol/L aqueous hydrochloric acid solutions, it is equal then to add aniline monomer mixing
It is even, four (4- sulphenyls) porphyrin-aniline mixed liquors that aniline monomer concentration is 0.1 mol/L are obtained, it is permanent in 5 DEG C of water-baths
When temperature placement 0.5 is small；4.56 g initiator sodium peroxydisulfates are dissolved in 1 mol/L aqueous hydrochloric acid solutions, were obtained after mixing
Metabisulfite solution, when constant temperature placement 0.5 is small in 5 DEG C of water-baths；Then two kinds of solution are mixed, when reaction 24 is small at 5 DEG C；
After completion of the reaction, by reacting liquid filtering or centrifugation, filter cake is dried for a week to constant weight at 60 DEG C, obtains (the 4- sulphurs of polyaniline-four
Sour phenyl) porphyrin complex powder；1.86 g polyanilines-four (4- sulphenyls) porphyrin complex powder are dispersed to 1 mol/
In L aqueous hydrochloric acid solutions, 6 mL, 0.5 mol/L copper-baths are subsequently added into, it is 3 that solution ph is adjusted after stirring evenly, then
It is added dropwise 9 mL, 0.5 mol/L hydrazine hydrate solutions while stirring at 60 DEG C, it is filtered, washing, dry after reaction 25 minutes
To the polyaniline nano-compound adsorbent of Nanometer Copper modification.
Using the polyaniline nano-complex of 20 mg Nanometer Coppers modification as adsorbent, absorption initial concentration is at 25 DEG C
500 mg/L's is Congo red, and when adsorption time is 24 small, the adsorption capacity of the adsorbent is 449.6 mg/g, and absorptivity is
89.9%。
Embodiment 3
0.074 g tetra- (4- sulphenyls) porphyrin is dissolved in 0.5 mol/L H2SO4In aqueous solution, then add aniline monomer and mix
Four (4- sulphenyls) porphyrin-aniline mixed liquors for uniformly, obtaining that aniline monomer concentration is 0.1 mol/L are closed, in 5 DEG C of water-baths
Middle constant temperature place 0.5 it is small when；By 1.14 g initiators KCrO4It is dissolved in 0.5 mol/L H2SO4In aqueous solution, after mixing
To KCrO4Solution, when constant temperature placement 0.5 is small in 5 DEG C of water-baths；Then two kinds of solution are mixed, it is small that 24 is reacted at 5 DEG C
When；After completion of the reaction, by reacting liquid filtering or centrifugation, filter cake is dried for a week to constant weight at 60 DEG C, obtains polyaniline-four
(4- sulphenyls) porphyrin complex powder；0.93 g polyanilines-four (4- sulphenyls) porphyrin complex powder is dispersed to
0.5 mol/L H2SO4In aqueous solution, 2 mL, 0.5 mol/L copper-baths are subsequently added into, pH value of solution is adjusted after stirring evenly
It is worth for 3, and after 1 mL, 0.5 mol/L ortho phosphorous acid sodium solutions is added dropwise at 60 DEG C while stirring, reaction after five minutes, is passed through
Filter, wash, being dried to obtain the polyaniline nano-compound adsorbent of the Nanometer Copper modification.
Using the polyaniline nano-complex of 20 mg Nanometer Coppers modification as adsorbent, absorption initial concentration is at 25 DEG C
500 mg/L's is Congo red, and when adsorption time is 24 small, the adsorption capacity of the adsorbent is 432.9 mg/g, and adsorption rate is
86.6%。
Embodiment 4
0.074 g tetra- (4- sulphenyls) porphyrin is dissolved in 1 mol/L HNO3In aqueous solution, aniline monomer mixing is then added
Uniformly, four (4- sulphenyls) porphyrin-aniline mixed liquors that aniline monomer concentration is 0.1 mol/L are obtained, in 5 DEG C of water-baths
When constant temperature placement 0.5 is small；By 0.57 g initiators H2O2/FeCl2It is dissolved in 1 mol/L HNO3In aqueous solution, after mixing
To H2O2/FeCl2Solution, when constant temperature placement 0.5 is small in 5 DEG C of water-baths；Then two kinds of solution are mixed, reacts 24 at 5 DEG C
Hour；After completion of the reaction, by reacting liquid filtering or centrifugation, filter cake is dried for a week to constant weight at 60 DEG C, obtains polyaniline-four
(4- sulphenyls) porphyrin complex powder；0.93 g polyanilines-four (4- sulphenyls) porphyrin complex powder is dispersed to 1
mol/L HNO3In aqueous solution, 5 mL, 0.5 mol/L copper-baths are subsequently added into, solution ph is adjusted after stirring evenly is
3, and after 2.5 mL, 0.5 mol/L ortho phosphorous acid sodium solutions is added dropwise at 60 DEG C while stirring, react after sixty minutes, filtered,
Wash, be dried to obtain the polyaniline nano-compound adsorbent of the Nanometer Copper modification.
Using the polyaniline nano-complex of 20 mg Nanometer Coppers modification as adsorbent, absorption initial concentration is at 25 DEG C
500 mg/L's is Congo red, and when adsorption time is 24 small, the adsorption capacity of the adsorbent is 432.9 mg/g, and adsorption rate is
86.6%。
Embodiment 5
The preparation of the polyaniline nano-compound adsorbent of Nanometer Copper modification is the same as embodiment 1.The polyphenyl modified with 20 mg Nanometer Coppers
Amido nano-complex is adsorbent, and the methylene blue that initial concentration is 500 mg/L, adsorption time 24 are adsorbed at 25 DEG C
Hour, the adsorption capacity of the adsorbent is 99.9 mg/g, adsorption rate 20.0%.
Embodiment 6
The preparation of the polyaniline nano-compound adsorbent of Nanometer Copper modification is the same as embodiment 1.The polyphenyl modified with 20mg Nanometer Coppers
Amido nano-complex is adsorbent, and the Acid Blue 74 that initial concentration is 500 mg/L, adsorption time 24 are adsorbed at 25 DEG C
Hour, the adsorption capacity of the adsorbent is 478.2 mg/g, adsorption rate 95.6%.
Embodiment 7
The preparation of the polyaniline nano-compound adsorbent of Nanometer Copper modification is the same as embodiment 1.The polyphenyl modified with 20mg Nanometer Coppers
Amido nano-complex is adsorbent, and it is 500 mg/L amaranths that initial concentration is adsorbed at 25 DEG C, and adsorption time is small for 24
When, the adsorption capacity of the adsorbent is 462.1 mg/g, adsorption rate 92.4%.
Embodiment 8
The preparation of the polyaniline nano-compound adsorbent of Nanometer Copper modification is the same as embodiment 2.The polyphenyl modified with 20mg Nanometer Coppers
Amido nano-complex is adsorbent, and it is 500 mg/L malachite greens that 20 mL concentration are adsorbed at 25 DEG C, adsorption time 24
Hour, the absorptive capacity of the adsorbent is 151.9 mg/g, absorptivity 30.4%.
Embodiment 9
The preparation of the polyaniline nano-compound adsorbent of Nanometer Copper modification is the same as embodiment 2.The polyphenyl modified with 20mg Nanometer Coppers
Amido nano-complex is adsorbent, and it is that 500 mg/L are orange that initial concentration is adsorbed at 25 DEG C, when adsorption time is 24 small,
The adsorption capacity of the adsorbent is 218.5 mg/g, adsorption rate 43.7%.
Embodiment 10
The preparation of the polyaniline nano-compound adsorbent of Nanometer Copper modification is the same as embodiment 2.Measurement initial concentration is 500 mg/L
4 solution 20mL of Acid Blue 7 in conical flask, add the polyaniline nano-complex of 20 mg Nanometer Coppers modification, it is permanent in water-bath
When absorption 24 is small under the conditions of 25 DEG C of temperature, different solutions initial pH value, the result of its adsorbance and adsorption rate is as shown in the table：
As can be seen from the table, when but pH value is 3, the adsorbance and adsorption rate highest of the adsorbent.
Embodiment 11
The preparation of the polyaniline nano-compound adsorbent of Nanometer Copper modification is the same as embodiment 3.It is 500 to measure initial concentration respectively
The AB74 solution 20mL of mg/L adds the polyaniline nano-complex of the Nanometer Copper modification of different quality in conical flask,
When adsorption reaction 24 is small under the conditions of 25 DEG C of constant temperature water bath, the result of its adsorbance and adsorption rate is as shown in the table：
As can be seen from the table, as the increase of adsorbent amount, adsorbance gradually decrease, adsorption rate gradually increases.
Embodiment 12
The preparation of the polyaniline nano-compound adsorbent of Nanometer Copper modification is the same as embodiment 3.It is 500 to measure initial concentration respectively
The AB74 solution 20mL of mg/L adds the polyaniline nano-complex of 20 mg Nanometer Coppers modification in conical flask, permanent in water-bath
Adsorption reaction different time, the result of its adsorbance and adsorption rate are as shown in the table respectively under the conditions of 25 DEG C of temperature：
As can be seen from the table, as increased trend is presented in the extension of adsorption time, adsorbance and adsorption rate.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with
Modification, should all belong to the covering scope of the present invention.
Claims (10)
1. a kind of preparation method of the polyaniline nano-compound adsorbent of Nanometer Copper modification, it is characterised in that including following step
Suddenly：
1）The preparation of polyaniline-four (4- sulphenyls) porphyrin complex：
A. four (4- sulphenyls) porphyrins are dissolved in acidic aqueous solution, add aniline monomer, be uniformly mixed, obtain four (4- sulphurs
Sour phenyl) porphyrin-aniline mixed liquor, when then constant temperature placement 0.5 is small in -5 DEG C~30 DEG C water-baths；
B. by initiator in acidic aqueous solution after mixing, in -5 DEG C~30 DEG C water-baths constant temperature place 0.5 it is small when；
C. above two solution is mixed, when reaction 1~24 is small at -5 DEG C~30 DEG C；
D. after completion of the reaction, by reacting liquid filtering or centrifugation, filter cake is dried to constant weight at 60 DEG C, obtains polyaniline-four
(4- sulphenyls) porphyrin complex powder；
2）Nanometer Copper modifies the preparation of polyaniline nano-compound adsorbent：By gained polyaniline-four (4- sulphenyls) porphyrin
Composite powder is dispersed in acidic aqueous solution, is subsequently added into copper-bath, and it is 2~3 that solution ph is adjusted after stirring evenly,
And after being added dropwise reducing agent solution at 50 DEG C ~ 60 DEG C while stirring, reaction 5~after sixty minutes is filtered, wash, be dried to obtain
The polyaniline nano-compound adsorbent of the Nanometer Copper modification.
2. the preparation method of the polyaniline nano-compound adsorbent of Nanometer Copper modification according to claim 1, its feature
It is：The concentration of aniline monomer is 0.01~0.4 mol/L in step a resulting solutions.
3. the preparation method of the polyaniline nano-compound adsorbent of Nanometer Copper modification according to claim 1, its feature
It is：The mass ratio of four (4- sulphenyls) porphyrins and aniline monomer is 1:100~1:10.
4. the preparation method of the polyaniline nano-compound adsorbent of Nanometer Copper modification according to claim 1, its feature
It is：The acidic aqueous solution is by HCl, H2SO4、H3PO4、HNO3Or acetic acid adds water to be formulated, its concentration is 0.1~3.0
mol/L。
5. the preparation method of the polyaniline nano-compound adsorbent of Nanometer Copper modification according to claim 1, its feature
It is：The initiator is ammonium persulfate, potassium peroxydisulfate, sodium peroxydisulfate, H2O2/FeCl2、KCrO4In any one；
The molar ratio of initiator and aniline monomer is 1:10~2:1.
6. the preparation method of the polyaniline nano-compound adsorbent of Nanometer Copper modification according to claim 1, its feature
It is：The mass ratio of copper sulphate and polyaniline-four (4- sulphenyls) porphyrin complex powder is 1:100~1:2.
7. the preparation method of the polyaniline nano-compound adsorbent of Nanometer Copper modification according to claim 1, its feature
It is：The reducing agent is sodium borohydride, the one or more in hydrazine hydrate, sodium hypophosphite.
8. the preparation method of the polyaniline nano-compound adsorbent of Nanometer Copper modification according to claim 1, its feature
It is：The molar ratio of reducing agent and copper sulphate is 1:1~5:1.
9. the polyaniline nano-compound adsorbent of the Nanometer Copper modification that method is prepared a kind of as claimed in claim 1.
10. a kind of polyaniline nano-compound adsorbent of Nanometer Copper modification as claimed in claim 9 is in organic dyestuff sewage
Application in processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711279881.5A CN107983323B (en) | 2017-12-06 | 2017-12-06 | Nano-copper modified polyaniline-based nano-composite adsorbent and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711279881.5A CN107983323B (en) | 2017-12-06 | 2017-12-06 | Nano-copper modified polyaniline-based nano-composite adsorbent and preparation method and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107983323A true CN107983323A (en) | 2018-05-04 |
| CN107983323B CN107983323B (en) | 2020-03-10 |
Family
ID=62036298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711279881.5A Active CN107983323B (en) | 2017-12-06 | 2017-12-06 | Nano-copper modified polyaniline-based nano-composite adsorbent and preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107983323B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109513460A (en) * | 2018-11-20 | 2019-03-26 | 扬州大学 | A kind of synthetic method of beta carotene degradation catalyst |
| CN112662220A (en) * | 2020-12-17 | 2021-04-16 | 桂林理工大学 | Corrosion-resistant antibacterial antistatic coating and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962039A (en) * | 2012-12-06 | 2013-03-13 | 西北师范大学 | Preparation method and application of modification polyanion sorption agent |
| CN106423069A (en) * | 2016-08-31 | 2017-02-22 | 济南大学 | Copper-silicon composite dry gel and application of copper-silicon composite dry gel in removal of dye molecules in wastewater and prepped colored glass |
| CN107180706A (en) * | 2017-06-14 | 2017-09-19 | 福州大学 | The preparation method and application of dyefunctionalized grapheme/polyaniline composite material |
-
2017
- 2017-12-06 CN CN201711279881.5A patent/CN107983323B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962039A (en) * | 2012-12-06 | 2013-03-13 | 西北师范大学 | Preparation method and application of modification polyanion sorption agent |
| CN106423069A (en) * | 2016-08-31 | 2017-02-22 | 济南大学 | Copper-silicon composite dry gel and application of copper-silicon composite dry gel in removal of dye molecules in wastewater and prepped colored glass |
| CN107180706A (en) * | 2017-06-14 | 2017-09-19 | 福州大学 | The preparation method and application of dyefunctionalized grapheme/polyaniline composite material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109513460A (en) * | 2018-11-20 | 2019-03-26 | 扬州大学 | A kind of synthetic method of beta carotene degradation catalyst |
| CN112662220A (en) * | 2020-12-17 | 2021-04-16 | 桂林理工大学 | Corrosion-resistant antibacterial antistatic coating and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107983323B (en) | 2020-03-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Niu et al. | A conveniently synthesized redox-active fluorescent covalent organic framework for selective detection and adsorption of uranium | |
| Chiou et al. | Adsorption of anionic dyes in acid solutions using chemically cross-linked chitosan beads | |
| Wang et al. | Synthesis of aminated calcium lignosulfonate and its adsorption properties for azo dyes | |
| CN104998623B (en) | A kind of composite magnetic nano particle adsorbent and its preparation method and application | |
| CN102188957B (en) | Polyethyleneimine modified magnetic porous adsorbent and preparation method and application thereof | |
| CN109608655B (en) | Difunctional group MOFs material and preparation method and application thereof | |
| CN107141473B (en) | It is a kind of chemistry one-step method prepare different-shape polypyrrole/chitosan combination electrode method | |
| CN104555996A (en) | Preparation method and application of aminated graphene film | |
| CN110560001B (en) | Preparation method and application of Fe-MOFs nano material containing ionic liquid | |
| CN106732436A (en) | A kind of magnetic starch compound adsorbent preparation method and application | |
| CN103894159A (en) | Dye adsorbent capable of effectively removing anions from wastewater and preparation method of dye adsorbent | |
| CN110449132B (en) | Preparation method and application of modified carbon nanotube adsorbent | |
| CN107983323A (en) | A kind of polyaniline nano-compound adsorbent of Nanometer Copper modification and preparation method and application | |
| CN107866208A (en) | Compound sewage inorganic agent based on modification infusorial earth and its preparation method and application | |
| CN104258816A (en) | Preparation method of magnetic stripping type montmorillonite nanocomposite material for wastewater treatment | |
| Jia et al. | Poly (sodium 4-styrenesulfonate) brushes-functionalized UiO-66-NH2 metal-organic framework for high and selective adsorption of dyes | |
| CN103864975A (en) | Preparation method of macroporous strongly basic anion exchange resin for synchronous removal of nitrates and heavy metal ions from water | |
| CN102847522A (en) | Preparation method and application of functional silica nano material | |
| CN106824136A (en) | A kind of adsorbent for Industrial Wastewater Treatment and preparation method thereof | |
| CN111514865A (en) | Preparation of resin microspheres and application of resin microspheres in printing and dyeing wastewater treatment | |
| CN103111272B (en) | Preparation and application of modified polyaniline-palygorskite composite adsorbent | |
| CN109569528A (en) | Sodium lignin sulfonate cross-linked acid modified coal ash compound adsorbent and the preparation method and application thereof | |
| CN103599757B (en) | The preparation method of a kind of magnetic temp-sensitive type surface strontium ion trace adsorbent | |
| CN107519849A (en) | A kind of amination has microporous polymer adsorbent and its application certainly | |
| CN106423098A (en) | Modified polyaniline adsorbent and preparation method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Lv Qiufeng Inventor after: Ma Zhengwei Inventor after: Wan Feng Inventor after: Wang Shuhao Inventor after: Duan Fangfang Inventor before: Lv Qiufeng Inventor before: Ma Zhengwei Inventor before: Wan Feng Inventor before: Wang Shuhao Inventor before: Duan Fangfang |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |