CN107828019A - High performance anion dyestuff agent for capturing and preparation method thereof and its application - Google Patents

High performance anion dyestuff agent for capturing and preparation method thereof and its application Download PDF

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Publication number
CN107828019A
CN107828019A CN201711127354.2A CN201711127354A CN107828019A CN 107828019 A CN107828019 A CN 107828019A CN 201711127354 A CN201711127354 A CN 201711127354A CN 107828019 A CN107828019 A CN 107828019A
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capturing
high performance
daema
performance anion
agent
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Inventor
陈燕舞
刘锋
洪丹
张浥琨
郭志杰
霍应鹏
唐秋实
彭琦
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Shunde Vocational and Technical College
Shunde Polytechnic
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Shunde Vocational and Technical College
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/12—Hydrolysis
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/34—Introducing sulfur atoms or sulfur-containing groups
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/308—Dyes; Colorants; Fluorescent agents

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

The present invention relates to a kind of high performance anion dyestuff agent for capturing and preparation method thereof and its application, feature is to prepare high performance anion dyestuff agent for capturing by konjaku glucomannan, diethylaminoethyl methacrylate lignocaine ethyl ester, N vinyl formamides, water, water soluble starter azo diisobutyl amidine hydrochloride V 50, potassium hydroxide and carbon disulfide, and by high performance anion dyestuff agent for capturing for handling the anionic dye waste water given off in Dyestuff synthesis or dyeing and finishing process and art coatings waste water.It has trapping ability strong, and sinking speed is fast, can catch anionic dye molecule within the several seconds, and fast-growth realizes the purpose of quick separating dyestuff into big sedimented particle, does not produce that secondary environmental pollution is easy to operate, and processing cost is low, the features such as strong adaptability.

Description

High performance anion dyestuff agent for capturing and preparation method thereof and its application
Technical field
The invention belongs to biological material and dye wastewater treatment field, and in particular to a kind of high performance anion dyestuff is caught Catch agent and preparation method thereof and its application, its anionic dye waste water mainly given off in Dyestuff synthesis or dyeing and finishing process and Applied in art coatings waste water.
Background technology
Traditional method of wastewater treatment has physico-chemical process, chemical coagulation process, physisorphtion, biochemical process, electrochemical process etc..Change It is that coagulant is added in waste water from dyestuff to learn Coagulation Method, pollutant is formed micelle, by coagulating sedimentation or air supporting, so as to remove Pollutant in waste water.Coagulant sedimentation is widest in practical application.Coagulation Method can remove dyestuff contaminant and its simultaneously His macromolecular suspended contaminant.The structural property of coagulant is depended primarily on to the treatment effect of waste water.What is used at present is mixed Solidifying agent mainly has inorganic coagulant and organic polymer coagulant.Inorganic coagulant is mainly based on aluminium salt and molysite, to glue The dyestuff that body or suspended state are present in waste water has preferable coagulation effect, but smaller for water-soluble dye middle-molecular-weihydroxyethyl , coagulation effect is then poor.Organic polymer coagulant molecular weight is big, and huge number of linear point is separated into after dissolving in water Son is strong to the adsorption bridging ability of the colloidal suspension particle in water.Organic polymer coagulant property is stable, and growth is fast, residue It is few, wider is required to pH value, is exactly polyacrylamide wherein most representative, but polyacrylamide non-degradable, easily draw Send out secondary pollution.In recent years, the coagulant for novel degradable being developed with chitosan biological material obtained development, can partly substitute Synthesize high polymer polyacrylamide.The degradable coagulant processing waste water from dyestuff major defect of chitosan class is that sinking speed is slow, Waste water from dyestuff can not quickly be handled.High molecular Coagulation Method is easy to operate, and processing cost is low, strong adaptability, high treating effect, and The exploitation of various novel coagulants always is the study hotspot of association area.
The content of the invention
The purpose of the present invention be overcome the deficiencies in the prior art and provide a kind of high performance anion dyestuff agent for capturing and its Preparation method and applications, trapping ability is strong, and sinking speed is fast, and anionic dye molecule, fast-growth can be caught within the several seconds Into big sedimented particle, the purpose of quick separating dyestuff is realized, does not produce that secondary environmental pollution is easy to operate, and processing cost is low, Strong adaptability.
To achieve these goals, the technical scheme of high performance anion dyestuff agent for capturing of the invention is realized in , it is characterised in that the konjaku glucomannan including 1~5 part, 5~30 parts of diethylaminoethyl methacrylate lignocaine Ethyl ester（DAEMA）, 1~5 part of N- vinyl formamides（NVF）, 50~200 parts water, 0.1~1 part of water soluble starter Azo diisobutyl amidine hydrochloride V-50,1~10 part of potassium hydroxide and 1~5 part of carbon disulfide；They are mass fraction.
To achieve these goals, the technical scheme of the preparation method of high performance anion dyestuff agent for capturing of the invention is It is achieved in that, it is characterised in that preparation process is as follows：
Step 1 synthesis KGM-g-P (DAEMA-r-NVF)
Take 1~5 part of konjaku glucomannan（KGM）, the water of 50~200 parts of addition, 40~80 DEG C of temperature control, carry out dissolving 0.5~1 Hour；Under nitrogen protection, the initiator azo diisobutyl amidine hydrochloride V-50 of 0.1~1 part of addition, 5~30 parts of methyl Diethylaminoethyl acrylate lignocaine ethyl ester（DAEMA）With 1~5 part of N- vinyl formamides（NVF）, graft copolymerization 1 ~20 hours, cooling stopped reaction.After the ethanol of 50~200 parts of addition carries out precipitation separation, filtering and dried, obtain high-purity Konjaku glucomannan-grafting-poly-（Diethylaminoethyl methacrylate-random-N- vinyl formamides）Copolymer (KGM-g- P (DAEMA-r-NVF)), wherein g represents grafting, and r represents random copolymerization；They are mass fraction；
Step 2 synthesis KGM-g-P (DAEMA-r-VACS2Na)
1~5 part of KGM-g-P (DAEMA-r-NVF) is taken, adds 50~200 parts of water, 50~80 DEG C of temperature control, in mechanical agitation Lower dissolving 1~2 hour；Add 1~10 part of potassium hydroxide, hydrolysis 12~48 hours, acquisition konjaku glucomannan-connect Branch-poly-（Diethylaminoethyl methacrylate-random-vinylamine）Copolymer KGM-g-P (DAEMA-r-VA)；Add 1~5 part Carbon disulfide, 20~40 DEG C of temperature control, carry out addition reaction 1~3 hour, obtain konjaku glucomannan-grafting-poly-（Methyl-prop Olefin(e) acid lignocaine ethyl ester-random-ethene amido nabam）Copolymer（KGM-g-P(DAEMA-r- VACS2Na)）That is high performance anion dyestuff agent for capturing；They are mass fraction.
In the technical program, the diethylaminoethyl methacrylate（DAEMA）Grafting rate be 5~100%, second Enamine base nabam (VACS2Na grafting rate) is 1~3%.
To achieve these goals, the technical scheme of the application of high performance anion dyestuff agent for capturing of the invention is so Realize, it is characterised in that take 100~1000 parts of anionic dye waste water, 0.1~1 part of the high performance anion dye of addition Expect agent for capturing, stirred 1~5 minute under normal temperature, adjust pH to 2~5, anionic dye molecule contaminates with high performance anion in waste water Expect that Electrostatic Absorption, heavy metal ion and the VACS of high performance anion dyestuff agent for capturing occur for the DAEMA functional groups of agent for capturing2Na Chelating absorption occurs for functional group, and anionic dye molecule and heavy metal ion are adsorbed in high performance anion dyestuff agent for capturing completely Macromolecular scaffold on；0.01~0.1 part of the sedimentation agent that helps is added, is stirred 1 minute under normal temperature, helps the excessive metal of sedimentation agent Ion by quickly with the ethene amido nabam on konjak portuguese gansu polyose sugar copolymer（-VACS2Na）Generation chemistry Precipitation reaction, precipitated so as to generate flco of the particle diameter more than 100 μm, quickly realize anionic dye and heavy metal ion solid-liquid Separation, reaches discharging standards；They are mass fraction.
It is described to help sedimentation agent as calcium chloride, magnesium sulfate, frerrous chloride, ferric trichloride, alchlor in the technical program One or more kinds of any combination.
The present invention is had the following advantages relative to prior art and effect：
1st, solve the problems, such as that conventional polymer agent for capturing sinking speed is slow, the present invention has dual-use function, can pass through konjaku Portugal The diethylaminoethyl methacrylate functional group electrostatic interaction of sweet glycan molecule skeleton grafting quickly catches anionic dye, again It can be helped by the ethene amido nabam Coordination Adsorption heavy metal ion that konjaku glucomannan molecular skeleton is grafted The ethene amido nabam that precipitating reagent excess metal ion is grafted with konjaku glucomannan molecular skeleton is quickly sent out Raw chelant precipitation reaction, generates big aggregation, so as to realize rapid subsidence within the several seconds；
2nd, of the invention is a kind of environmentally friendly material, has the characteristics of nontoxic, environmentally friendly, degradable, in use not Easily cause secondary pollution；
3rd, prepared by the present invention and use technique is simple, and caused sludge quantity is few.
Embodiment
With reference to embodiment, the present invention is described in further detail, but the implementation of the present invention is not limited to this. Involved number is mass fraction in following examples.
Embodiment one
It is a kind of high performance anion dyestuff agent for capturing, and preparation method is as follows：
Step 1 synthesis KGM-g-P (DAEMA-r-NVF)
Take 1 part of konjaku glucomannan（KGM）, the water of 60 parts of addition, 45 DEG C of temperature control, carry out dissolving 0.5 hour；Protected in nitrogen Under, initiator azo diisobutyl amidine hydrochloride V-50,9 parts of the diethylaminoethyl methacrylate diethyl of 0.1 part of addition Amino ethyl ester（DAEMA）With 2 parts of N- vinyl formamides（NVF）, graft copolymerization 4 hours, cooling stopping reaction；Add 60 parts Ethanol carry out precipitation separation, filtering and dry after, obtain high-purity konjaku glucomannan-grafting-poly-（Methacrylic acid diethyl Amino ethyl ester-random-N- vinyl formamides）Copolymer (KGM-g-P (DAEMA-r-NVF))；Using elementary analysis and nuclear-magnetism The grafting rate of resonance instrument analysis measure diethylaminoethyl methacrylate is that 16%, N- vinyl formamide grafting rates are 1.4%；
Step 2 synthesis KGM-g-P (DAEMA-r-VACS2Na)
Take the KGM-g-P (DAEMA-r-NVF) of 1 part of above-mentioned synthesis, add 60 parts of water, 50 DEG C of temperature control, under mechanical stirring, Dissolving 1 hour；Add 2 parts of potassium hydroxide, hydrolysis 48 hours, acquisition konjaku glucomannan-grafting-poly-（Metering system Sour lignocaine ethyl ester-random-vinylamine）Copolymer KGM-g-P (DAEMA-r-VA)；Add 2 parts of carbon disulfide, temperature control in 40 DEG C, carry out addition reaction 1 hour, acquisition konjaku glucomannan-grafting-poly-（Diethylaminoethyl methacrylate-random- Ethene amido nabam）Copolymer（KGM-g-P(DAEMA-r-VACS2Na)）That is high performance anion dyestuff is caught Catch agent.Elemental analyser is used to determine copolymer ethylene amido nabam as 1.4%.
In the present embodiment, high performance anion dyestuff agent for capturing is applied to anionic dye waste water processing
The concentration for taking 100 parts is 70 mg/L methyl-red dye waste water, adds 0.1 part of high performance anion dyestuff agent for capturing, often The lower stirring of temperature 5 minutes, with 0.1mol/L salt acid for adjusting pH to 2, add 0.02 part and help sedimentation agent magnesium sulfate, stirred under normal temperature Flco of the particle diameter more than 130 μm is generated after 1 minute, in 9 seconds to precipitate.After filtering, methyl red is determined using ultraviolet specrophotometer Concentration is 0.078 mg/L, and removal efficiency is more than 99%.
Embodiment two
It is a kind of high performance anion dyestuff agent for capturing, and preparation method is as follows：
Step 1 synthesis KGM-g-P (DAEMA-r-NVF)
Take 2 parts of konjaku glucomannan（KGM）, the water of 100 parts of addition, 60 DEG C of temperature control, carry out dissolving 0.7 hour；Protected in nitrogen Under shield, initiator azo diisobutyl amidine hydrochloride V-50,19 parts of the diethylaminoethyl methacrylate two of 0.6 part of addition Ethylamino ethyl ester（DAEMA）With 3 parts of N- vinyl formamides（NVF）, graft copolymerization 12 hours, cooling stopping reaction；Add After 100 parts of ethanol carries out precipitation separation, filtering and dried, high-purity konjaku glucomannan-grafting-poly- is obtained（Metering system Sour lignocaine ethyl ester-random-N- vinyl formamides）Copolymer (KGM-g-P (DAEMA-r-NVF)).Using elementary analysis And the grafting rate of nuclear magnetic resonance apparatus analysis measure diethylaminoethyl methacrylate is grafted for 43%, N- vinyl formamides Rate is 2.3%；
Step 2 synthesis KGM-g-P (DAEMA-r-VACS2Na)
The KGM-g-P (DAEMA-r-NVF) of 2 parts of above-mentioned synthesis is taken, adds 150 parts of water, 70 DEG C of temperature control, in mechanical agitation Under, dissolve 1 hour；Add 5 parts of potassium hydroxide, hydrolysis 36 hours, acquisition konjaku glucomannan-grafting-poly-（Methyl-prop Olefin(e) acid lignocaine ethyl ester-random-vinylamine）Copolymer KGM-g-P (DAEMA-r-VA)；Add 3 parts of carbon disulfide, temperature control In 20 DEG C, addition reaction 3 hours, acquisition konjaku glucomannan-grafting-poly- are carried out（Diethylaminoethyl methacrylate-nothing Rule-ethene amido nabam）Copolymer（KGM-g-P(DAEMA-r-VACS2Na)）I.e. high performance anion contaminates Expect agent for capturing.Elemental analyser is used to determine copolymer ethylene amido nabam as 2.3%.
In the present embodiment, high performance anion dyestuff agent for capturing is applied to anionic dye waste water processing
600 parts are taken to contain 60 mg/L methyl-red dyes and 5 mg/L Cd2+Ion waste water, add 0.6 part of high performance anion Dyestuff agent for capturing, stir 5 minutes under normal temperature, with 0.1mol/L salt acid for adjusting pH to 3, add 0.06 part and help sedimentation agent dichloro Change ferrous iron, flco of the particle diameter more than 340 μm is generated after being stirred 1 minute under normal temperature, in 4 seconds and is precipitated.After filtering, using ultraviolet point Light photometric determination methyl red concentration is 0.087 mg/L, and Cd is determined using atomic absorption spectrophotometer2+Ion concentration is 0.06 mg/L, removal efficiency are more than 99%.
Embodiment three
It is a kind of high performance anion dyestuff agent for capturing, and preparation method is as follows：
Step 1 synthesis KGM-g-P (DAEMA-r-NVF)
Take 5 parts of konjaku glucomannan（KGM）, the water of 200 parts of addition, 80 DEG C of temperature control, carry out dissolving 1 hour；Protected in nitrogen Under, initiator azo diisobutyl amidine hydrochloride V-50,30 parts of the diethylaminoethyl methacrylate diethylamino of 1 part of addition Base ethyl ester（DAEMA）With 4 parts of N- vinyl formamides（NVF）, graft copolymerization 18 hours, cooling stopping reaction；Add 200 parts Ethanol carry out precipitation separation, filtering and dry after, obtain high-purity konjaku glucomannan-grafting-poly-（Methacrylic acid diethyl Amino ethyl ester-random-N- vinyl formamides）Copolymer (KGM-g-P (DAEMA-r-NVF))；Using elementary analysis and nuclear-magnetism The grafting rate of resonance instrument analysis measure diethylaminoethyl methacrylate is that 94%, N- vinyl formamide grafting rates are 2.8%；
Step 2 synthesis KGM-g-P (DAEMA-r-VACS2Na)
The KGM-g-P (DAEMA-r-NVF) of 5 parts of above-mentioned synthesis is taken, adds 200 parts of water, 80 DEG C of temperature control, in mechanical agitation Under, dissolve 2 hours；Add 9 parts of potassium hydroxide, hydrolysis 12 hours, acquisition konjaku glucomannan-grafting-poly-（Methyl-prop Olefin(e) acid lignocaine ethyl ester-random-vinylamine）Copolymer KGM-g-P (DAEMA-r-VA)；Add 5 parts of carbon disulfide, temperature control In 30 DEG C, addition reaction 1 hour, acquisition konjaku glucomannan-grafting-poly- are carried out（Diethylaminoethyl methacrylate-nothing Rule-ethene amido nabam）Copolymer（KGM-g-P(DAEMA-r-VACS2Na)）I.e. high performance anion contaminates Expect agent for capturing.Elemental analyser is used to determine copolymer ethylene amido nabam as 2.8%.
In the present embodiment, high performance anion dyestuff agent for capturing is applied to anionic dye waste water processing
1000 parts are taken to contain 60 mg/L congo reds and 7 mg/L Pb2+Ion waste water, add 1 part of high performance anion Dyestuff agent for capturing, stir 1 minute under normal temperature, with 0.1mol/L salt acid for adjusting pH to 4, add 0.1 part and help sedimentation agent trichlorine Change aluminium, flco of the particle diameter more than 450 μm is generated after being stirred 1 minute under normal temperature, in 2 seconds and is precipitated.After filtering, using ultraviolet spectrometry The Congo red concentration of photometric determination is 0.067 mg/L, and Pb is determined using atomic absorption spectrophotometer2+Ion concentration is 0.01 Mg/L, removal efficiency are more than 99%.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification, Equivalent substitute mode is should be, is included within protection scope of the present invention.

Claims (5)

  1. A kind of 1. high performance anion dyestuff agent for capturing, it is characterised in that the konjaku glucomannan including 1~5 part, 5~30 parts Diethylaminoethyl methacrylate lignocaine ethyl ester（DAEMA）, 1~5 part of N- vinyl formamides（NVF）, 50~ 200 parts of water, 0.1~1 part of water soluble starter azo diisobutyl amidine hydrochloride V-50,1~10 part of potassium hydroxide and 1 ~5 parts of carbon disulfide；They are mass fraction.
  2. 2. a kind of preparation method of high performance anion dyestuff agent for capturing, it is characterised in that preparation process is as follows：
    Step 1 synthesis KGM-g-P (DAEMA-r-NVF)
    Take 1~5 part of konjaku glucomannan（KGM）, the water of 50~200 parts of addition, 40~80 DEG C of temperature control, carry out dissolving 0.5~1 Hour；Under nitrogen protection, the initiator azo diisobutyl amidine hydrochloride V-50 of 0.1~1 part of addition, 5~30 parts of methyl Diethylaminoethyl acrylate lignocaine ethyl ester（DAEMA）With 1~5 part of N- vinyl formamides（NVF）, graft copolymerization 1 ~20 hours, cooling stopped reaction；
    Add after 50~200 parts of ethanol carries out precipitation separation, filtering and dry, obtain high-purity konjaku glucomannan-grafting- It is poly-（Diethylaminoethyl methacrylate-random-N- vinyl formamides）Copolymer (KGM-g-P (DAEMA-r-NVF)), its Middle g represents grafting, and r represents random copolymerization；They are mass fraction；
    Step 2 synthesis KGM-g-P (DAEMA-r-VACS2Na)
    1~5 part of KGM-g-P (DAEMA-r-NVF) is taken, adds 50~200 parts of water, 50~80 DEG C of temperature control, in mechanical agitation Lower dissolving 1~2 hour；Add 1~10 part of potassium hydroxide, hydrolysis 12~48 hours, acquisition konjaku glucomannan-connect Branch-poly-（Diethylaminoethyl methacrylate-random-vinylamine）Copolymer KGM-g-P (DAEMA-r-VA)；Add 1~5 part Carbon disulfide, 20~40 DEG C of temperature control, carry out addition reaction 1~3 hour, obtain konjaku glucomannan-grafting-poly-（Methyl-prop Olefin(e) acid lignocaine ethyl ester-random-ethene amido nabam）Copolymer（KGM-g-P(DAEMA-r- VACS2Na)）That is high performance anion dyestuff agent for capturing；They are mass fraction.
  3. 3. the preparation method of high performance anion dyestuff agent for capturing according to claim 2, it is characterised in that the methyl Diethylaminoethyl acrylate（DAEMA）Grafting rate be 5~100%, ethene amido nabam (VACS2Na) Grafting rate be 1~3%.
  4. 4. a kind of application of high performance anion dyestuff agent for capturing, it is characterised in that take 100~1000 parts of anionic dye to give up Water, 0.1~1 part of high performance anion dyestuff agent for capturing is added, is stirred 1~5 minute under normal temperature, adjusts pH to 2~5, waste water Electrostatic Absorption, heavy metal ion occur for the DAEMA functional groups of middle anionic dye molecule and high performance anion dyestuff agent for capturing With the VACS of high performance anion dyestuff agent for capturing2Chelating absorption occurs for Na functional groups, anionic dye molecule and heavy metal from Son is adsorbed on the macromolecular scaffold of high performance anion dyestuff agent for capturing completely；Add 0.01~0.1 part and help sedimentation agent, Stirred 1 minute under normal temperature, help the excess metal ion of sedimentation agent by quickly with the ethene amido on konjak portuguese gansu polyose sugar copolymer Nabam（-VACS2Na）Generation chemical precipitation is reacted, and is precipitated so as to generate flco of the particle diameter more than 100 μm, Anionic dye and heavy metal ion separation of solid and liquid quickly are realized, reaches discharging standards；They are mass fraction.
  5. 5. the application of high performance anion dyestuff agent for capturing according to claim 4, it is characterised in that described to help the sedimentation agent to be Calcium chloride, magnesium sulfate, frerrous chloride, ferric trichloride, one or more kinds of any combination of alchlor.
CN201711127354.2A 2017-11-15 2017-11-15 High performance anion dyestuff agent for capturing and preparation method thereof and its application Withdrawn CN107828019A (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1401678A (en) * 2002-09-12 2003-03-12 武汉大学 Konjaku plucosidopolyose graft copolymer, preparing process and use thereof
CN101884909A (en) * 2010-06-29 2010-11-17 湖北工业大学 Method for preparing konjac glucomannan adsorbing material
CN105498726A (en) * 2015-12-17 2016-04-20 山东大学 High-adsorptivity heavy metal ion chelating agent containing dithiocar-bamate structure and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1401678A (en) * 2002-09-12 2003-03-12 武汉大学 Konjaku plucosidopolyose graft copolymer, preparing process and use thereof
CN101884909A (en) * 2010-06-29 2010-11-17 湖北工业大学 Method for preparing konjac glucomannan adsorbing material
CN105498726A (en) * 2015-12-17 2016-04-20 山东大学 High-adsorptivity heavy metal ion chelating agent containing dithiocar-bamate structure and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
刘青: "《废水再生与回用应用技术》", 31 March 2009 *

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