CN105293618A - Water treatment method, adsorbent and method for preparing adsorbent - Google Patents
Water treatment method, adsorbent and method for preparing adsorbent Download PDFInfo
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- CN105293618A CN105293618A CN201410363827.9A CN201410363827A CN105293618A CN 105293618 A CN105293618 A CN 105293618A CN 201410363827 A CN201410363827 A CN 201410363827A CN 105293618 A CN105293618 A CN 105293618A
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-
- 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
-
- 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
- B01J20/264—Synthetic macromolecular compounds derived from different types of monomers, e.g. linear or branched copolymers, block copolymers, graft copolymers
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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
- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/34—Monomers containing two or more unsaturated aliphatic radicals
- C08F212/36—Divinylbenzene
-
- 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
-
- 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
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/10—Esters
- C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
- C08F222/103—Esters of polyhydric alcohols or polyhydric phenols of trialcohols, e.g. trimethylolpropane tri(meth)acrylate
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
A water treatment method comprises the following steps: adding an effective amount of an adsorbent to obtain purified water of which the chemical oxygen demand is reduced, wherein the adsorbent comprises a polymer derived from a first monomer with the chemical formula I shown in the description and a second monomer selected from the two formulas shown in the description; separating purified water from the adsorbent, wherein the first monomer accounts for 0-90 percent of the total weight of the first monomer and the second monomer, each R<1> is independently selected from hydrogen, C1-C18 alkyl, alkoxy or phenyl, R<2> is C1-C18 alkyl, alkoxy or phenyl, and a is an integer ranging from 0 to 4. The invention also relates to a corresponding adsorbent and a preparation method thereof.
Description
Technical field
The present invention relates to water treatment method and sorbent material and prepare the method for sorbent material.
Background technology
The sorbent material comprising polymkeric substance is applied in water treatment procedure the material removed and/or in recycle-water.Some sorbent materials because monomer (such as: glycidyl methacrylate, hydroxyethyl meth acrylate) cost is high costly.Some sorbent materials are because the removal/rate of recovery is low, preparation method is complicated, and/or regeneration/recycle ability is low and can not satisfy the demands.
In addition, the demand of outside transport sorbent material that high temperature or other professional regeneration conditions produce often causes high cost.The sorbent material that can simple and easy method be used at the scene to regenerate, such as: cryochemistry or steam desorption process for regenerating, significantly can reduce the process of the material that sorbent material adsorbs and reclaim relevant cost.
So, need to provide new water treatment method and sorbent material and prepare the method for sorbent material.
Summary of the invention
On the one hand, embodiments of the invention relate to a kind of water treatment method, comprising: Xiang Shuizhong adds the sorbent material of effective dose to obtain purifying waste water of chemical oxygen demand (COD) reduction, and this sorbent material comprises a kind of polymkeric substance, and this polymer-derived is in there being Formula I
the first monomer and be selected from
with
second comonomer; And this being purified waste water is separated with this sorbent material; Wherein, the first monomer relative to the per-cent of the first monomer and second comonomer gross weight in 0 to 90% scope; Each R
1be independently hydrogen, C
1-C
18alkyl, alkoxyl group or phenyl; R
2c
1-C
18alkyl, alkoxyl group or phenyl; And a is an integer between 0 to 4.
On the other hand, embodiments of the invention relate to a kind of sorbent material, and it comprises a kind of polymkeric substance, and this polymer-derived is in there being Formula I
the first monomer and be selected from
with
second comonomer; Wherein, the first monomer relative to first and second total monomer weight per-cent >0 and≤90%; Each R
1be independently hydrogen, C
1-C
18alkyl, alkoxyl group or phenyl; R
2c
1-C
18alkyl, alkoxyl group or phenyl; And a is an integer between 0 to 4.
Again on the one hand, embodiments of the invention relate to a kind of method preparing sorbent material, comprising: preparation comprises the aqueous phase of water and stablizer; Preparation organic phase, it comprises initiator, organic solvent, tool Formula I
the first monomer and be selected from
with
second comonomer; Aqueous phase and organic phase are mixed and obtains beaded adsorbents to be polymerized; Wherein, the first monomer relative to the per-cent of the first monomer and second comonomer gross weight in 0 to 90% scope; Each R
1be independently hydrogen, C
1-C
18alkyl, alkoxyl group or phenyl; R
2c
1-C
18alkyl, alkoxyl group or phenyl; And a is an integer between 0 to 4.
Accompanying drawing explanation
With reference to accompanying drawing reading detailed description below, can help to understand feature of the present invention, aspect and advantage, wherein:
Figure 1 shows that the thermogravimetric analysis result of the beaded adsorbents of 31 preparations by experiment.
Embodiment
Define separately except clear in non-invention, the implication that the implication of the Science and Technology term used is understood usually for those skilled in the art." comprising ", " comprising ", " having " or " containing " of using in the present invention and similar word refer to that other project also can within scope except listing in project thereafter and equivalent thereof.
Approximate term in the present invention is used for modifying quantity, represents that the present invention is not limited to described concrete quantity, also comprises close to described quantity, acceptable, can not to cause the correction of the change of relevant basic function part.Accordingly, modify a numerical value with " approximately ", " about ", " left and right " etc., mean and the invention is not restricted to described exact numerical.In certain embodiments, approximate term may correspond to the precision of the instrument measuring numerical value.Numerical range in the present invention can merge and/or exchange, unless clearly demonstrated separately, numerical range comprises its all numerical value subranges contained.
In the specification and in the claims, unless clearly pointed out in addition, single plural number of all items is not limited." first ", " second " that use in patent application specification of the present invention and claims and similar word do not represent any order, quantity or importance, and are only used to distinguish different materials or embodiment etc.
Unless the context clearly dictates otherwise, term "or", " or " and do not mean that exclusive, and refer to existence mentions in project (such as composition) at least one, and the situation that the combination comprising the project of mentioning can exist.
Mention in specification sheets of the present invention " some embodiments " etc., represent that described a kind of specific factor related to the present invention (such as feature, structure and/or feature) is comprised at least one embodiment described in this specification sheets, may maybe can not come across in other embodiments.In addition, it is to be appreciated that described invention key element can combine in any suitable manner.
Embodiments of the invention relate to water treatment method and sorbent material and prepare the method for sorbent material.
Chemical oxygen demand (COD) (COD) and total organic carbon (TOC) test are generally used for the amount of organic compound in indirect inspection water, for weighing the performance of sorbent treatment water in example of the present invention.
The sorbent material that the present invention relates to only can contain this polymkeric substance, and also can be the combination of this polymkeric substance and other materials, this depends on the situation of pending water, and to the requirement of purifying waste water.Other material can be any material that can be used for processing water, such as flocculation agent, tensio-active agent, precipitation agent and diffusant.
In some embodiments, carry out water treatment with the sorbent material of the single polymers comprising second comonomer, namely the first monomer is 0 compared to the per-cent of the first monomer and second comonomer gross weight.
In some embodiments, this sorbent material contains the multipolymer of the first monomer and second comonomer, namely the first monomer compared to the first monomer and second comonomer gross weight per-cent >0 and≤about 90%, such as, about 50%, or the scope of from about 25% to about 90%.
In some embodiments, a=0, and the first monomer is chemical formula is
vinylstyrene.
In some embodiments, R
2shi – CH
3, and second comonomer is chemical formula is
trimethylolpropane trimethacrylate.
In some embodiments, second comonomer chemical formula is
This sorbent material can be contacted with water by any suitable mode.In some embodiments, this contact system realizes through sorbent material by making current, such as, is packed into by sorbent material in the column shape container of current process.In some embodiments, this contact system is completed by the mode mixed with water by this sorbent material.
In some embodiments, a kind of sorbent material for adsorbing such as water-soluble organic compounds etc. of this polymer system.After this sorbent material to contact with water and adsorption occurs, by this sorbent material chemically oxygen requirement reduce purify waste water in separate.
This polymkeric substance can exist in any suitable form, includes but not limited to powder, pearl, fiber, porous matrix or nonporous matrix." pearl " mentioned in specification sheets of the present invention refers to the spherical material with certain diameter.In some embodiments, this polymkeric substance is the pearl that diameter is not less than 100 microns, and such as diameter is 500 microns to 1000 microns, or is 500 microns to 1200 microns, or is about 500 microns to about 1500 microns.
The term " matrix " mentioned in specification sheets of the present invention refers to the material without specific modality.In other words, may be block, sheet or other nonspecific form.
In some embodiments, this polymkeric substance exists with the pearl form be mixed with by aqueous phase and organic phase.In some embodiments, include but not limited to polyvinyl acetate (PVA) (PVA) for the preparation of the stablizer of bead polymer in aqueous phase, cellulose and its derivates, gelatin, poly-(methyl) acrylate sodium, hydroxylapatite, magnesiumcarbonate, or the arbitrary combination of above composition.In some embodiments, in aqueous phase, include but not limited to tween-80, tween 20, sodium laurylsulfonate (SDS), Sodium dodecylbenzene sulfonate (SDBS) for the preparation of the optional tensio-active agent of bead polymer." optional " refers in some embodiments and has used tensio-active agent, and does not use tensio-active agent in other embodiments.
Outside the first monomer and second comonomer, the organic phase preparing beaded adsorbents comprises initiator and organic solvent.The example of initiator includes but not limited to azo-initiator such as Diisopropyl azodicarboxylate (AIBN), peroxide initiator such as benzoyl peroxide (BPO) and hydrogen peroxide, redox initiator, or the arbitrary combination of above material.The example of organic solvent includes but not limited to toluene, ethylbenzene, dimethylbenzene, methyl-phenoxide, C
5-C
12alkane, paraffin oil, or above-mentioned arbitrary combination.
The weight ratio of aqueous phase and organic phase is in the scope of about 1:2 to about 2:1, and polymerization can be carried out in the temperature range of about 70 DEG C to about 90 DEG C.
The cost of the first monomer and second comonomer is lower, therefore the two polymkeric substance formed is both economical.This polymkeric substance by regenerating by the mode of excessive ethanol wash, or can pass through low temperature (120 DEG C to 190 DEG C) steam regeneration.Therefore, this polymkeric substance in water treatment situ regeneration, and can reuse repeatedly, and then reduces the cost of water treatment.
As can be seen from following example, the preparation process of polymkeric substance is easy, and this polymkeric substance is easy to regeneration, and in water treatment procedure, after regeneration, before saturated, has good absorption property.
Example
Following experimental example can be implemented for the people in this area with general technical ability to the invention provides reference.These examples do not limit the scope of the claims.
Example 1
In the bottle of 40 milliliters, by chemical formula be
trimethylolpropane trimethacrylate (5 grams, " three monomers ") and 0.04g Diisopropyl azodicarboxylate (AIBN) be dissolved in 12 milliliters of DMFs (DMF).A certain amount of poly-(oxyethane) (PEO), cycloheptaamylose (β-CD), or Hypermer2800 adds as pore-creating agent, concrete dosage is the weight percent (wt%) relative to three monomers, such as, test in 2 and add 0.02 gram of poly-(oxyethane) (0.4wt% of three monomers (trimethylolpropane trimethacrylate)).
With barrier film, bottle is sealed, realize completely degassed by the Argons of five minutes.Baking oven bottle being put into 80 DEG C spends the night to be polymerized.The white obtained or flaxen monolithic product are pressed into powder, then purify with excessive alcohol and hot water.
The kind of pore-creating agent, pore-creating agent are listed in the table below in 1 relative to the weight percent of three monomers (trimethylolpropane trimethacrylate) and the molecular weight of pore-creating agent.The B.E.T specific surface area of purified powder, pore volume and mean pore size are listed in the table below in 1 after measuring.
Table 1
Mix with water after some organic compound are weighed, stir after at least 1 hour and be used as synthesized slit.
2 ml water samples mix with the high scope chemical oxygen demand (COD) detection reagent of Hash company of the U.S., with HachDRB200 150 DEG C of heating temperatures 2 hours.After being cooled to room temperature, use HachDR500 or the DR3900 spectrophotometer measurement chemical oxygen demand (COD) (COD) setting wavelength program.
Following table 2 lists the total organic carbon (TOC) of synthetic water, chemical oxygen demand (COD) (COD), and organic composition.
Table 2
The powder that foregoing purification is crossed mixes with the synthetic water sample of total organic carbon amount 500ppm, and the weight ratio of synthetic water and this absorption powder (dry weight) is 100:1.In experiment 1, synthetic water original chemical oxygen requirement is 1323ppm, and experiment 2 is in experiment 5, and synthetic water original chemical oxygen requirement is 1386ppm, and experiment 6 is in experiment 11, and synthetic water original chemical oxygen requirement is 1426ppm.Shake this mixture for several second, then, left standstill 24 hours, then the chemical oxygen demand (COD) of purifying waste water obtained after analyzing and processing.
Experiment 1 is listed in upper table 1 to the process after purification water chemistry oxygen requirement of experiment 11 and chemical oxygen demand (COD) reduced rate.Wherein chemical oxygen demand (COD) reduced rate (adsorption efficiency) refer to synthetic water original chemical oxygen requirement and process after purification water chemical oxygen demand (COD) between difference account for the per-cent of original chemical oxygen requirement.
As can be seen from Table 1: the polymkeric substance of trimethylolpropane trimethacrylate is very effective in reduction chemical oxygen demand (COD), add the absorption property that pore-creating agent can improve polymkeric substance in the course of the polymerization process, but the impact on absorption property of the dosage of pore-creating agent, molecular weight and type do not have clear and definite trend.
Example 2
(chemical formula is monomer
two monomers, chemical formula is
three monomers, and chemical formula is
four-head monomer) for the preparation of sorbing material.Except the combination of monomers difference shown in following table 3, similar in preparation used and polymerizing condition and example 1 in experiment 12 to 16.Chemical oxygen demand (COD) reduced rate synthetic water after the polymer treatment of different monomers combination in water is measured with the same manner that example 1 is used, the results are shown in following table 3.
Table 3
As can be seen from Table 3,100% polymkeric substance formed by three monomers (trimethylolpropane trimethacrylate) is much better than two monomers (ethylene glycol dimethacrylate) or four-head monomer (tetramethylol methane tetraacrylate) unexpectedly and combines the polymkeric substance formed separately or with three monomers (trimethylolpropane trimethacrylate) in absorption property.
Example 3
In experiment 17 in experiment 25, the polymer absorbant prepared by the trimethylolpropane trimethacrylate (three monomers) of different ratios or Viscoat 295 and Vinylstyrene (DVB) is together with a kind of commerical prod DowexOptipore
tMl493 (Dow Chemical), is detected by the method similar with example 1.Related data is listed in the table below in 4.The manufacture of sorbent material and purification process similar with method used in example 1.
Table 4
Table 4 shows, although three monomers (trimethylolpropane trimethacrylate) are little compared with L493 with the B.E.T specific surface area of the multipolymer of Vinylstyrene, in chemical oxygen demand (COD) reduced rate, performance is equal to L493 phase, is even better than the latter.Table 4 also shows, although three monomers are only many than Viscoat 295 hydrophobic meth functional group, the multipolymer that all three monomers and the multipolymer of Vinylstyrene are formed than Viscoat 295 and Vinylstyrene all unexpectedly has better chemical oxygen demand (COD) and reduces ability.
The absorption property of sorbent material to the organic compound dissolved is measured with gas chromatography-mass spectrometry.Gas chromatography/mass spectrometry system uses Agilent 6890GCFID instrument to obtain.This analytical method application chromatographic column, use helium as carrier, speed is 1.0 ml/min.Gas-chromatography implantation temperature is set as 250 DEG C, and splitting ratio is 20:1, and injecting volume is 0.2 microlitre, flame ionic detector Heating temperature is 250 DEG C, hydrogen flow rate is 40 ml/min, and air flow rate is 450 ml/min, and make-up gas nitrogen rate is 45 ml/min.
Table 5 is depicted as the concentration of organic compound in water before and after sorbent material and L493 process that experiment 17 prepared to experiment 23.Table 5 shows, the sorbent material of preparation, compares adsorb volatile organic compound (VOCs) (such as: acetone and pyridine), is more good at adsorb polar organic compound, such as: methyl-phenoxide, 2,6-xylenol, and sad.For some sorbent material formula, its absorption property is better than L493.
Table 5
Example 4
The reactor of one 500 milliliters is furnished with mechanical splash bar, diaphragm of rubber and condenser.6 grams of polyvinyl alcohol (molecular weight is 6700,88% hydrolysis) are dissolved in 500 ml waters, prepare polyvinyl alcohol (PVA) solution (1.2wt%).
To add 20 grams of concentration be the polyvinyl alcohol solution of 1.2% to order, 130 grams of deionized waters, and 1 gram of concentration is the sodium polymethacrylate aqueous solution of 45%, and this mixture of prolonged agitation, to make completely uniform solution, namely tests the aqueous phase of 31.
The organic phase of experiment 31 ties up in independent bottle to be prepared.Dissolve with the benzoyl peroxide (BPO) of 80 grams of toluene by the Diisopropyl azodicarboxylate of 0.3 gram and 0.2 gram, then the Vinylstyrene being 80% by 20 grams of three monomers and 20 grams of purity adds in same bottle device, shake this mixture to form uniform solution, i.e. organic phase.
Organic phase is added in aqueous phase and obtains reaction mixture.Reaction mixture, in the process stirred, carries out degassed through the Argons of 30 minutes.Degassed complete after, this reaction mixture is heated to 80 DEG C with initiated polymerization in an oil bath.Temperature, 80 DEG C of constant temperature 5 hours, then, is risen to 90 DEG C by this reaction, then through reaction in 1 hour, to exhaust residual monomer wherein.The bead polymer obtained being poured into one fills in the baker of 500 milliliters of excessive cold water, afterwards with excessive ethanol wash, then rinses with water.This bead polymer is through the purification of at least 24 hours in the water of 75 DEG C, and water is changed in period not timing.
Experiment 26 is carried out to experiment 30 with the method similar with experiment 31, except the kinds of surfactants in wherein solvent species, solvent dosage, amount of water, initiator type, initiator dosage, stabilizer type, stablizer dosage, aqueous phase, temperature set, stir speed (S.S.) has and changes partly or completely.Experiment is 26 to all experiment parameters in experiment 31, and product performance are listed in the table below in 6.
Table 6
Example 5
The adsorption effectiveness of beaded adsorbents of preparation in experiment 31 and regeneration (desorb) performance are by being that on the steel ADSORPTION IN A FIXED BED post of 1.6 centimetres, high 14 centimetres, continuous circulation tests 12 times to assess at internal diameter.Circulate each time be all included in absorption in 1500ppm total organic carbon water and 120 DEG C of temperature steam in carry out desorption.
This absorption pearl loading capacity is between 30 to 45 grams.Be the synthetic water injection steel ADSORPTION IN A FIXED BED post of 1500ppm by initial total organic carbon level with pump, flow through beaded adsorbents downwards to adsorb, until saturated with the speed of 10 gram/minute.Producing water vapour by the water-heater of preset temp, through post bed, there is organic desorption, until the waste water flowed out by post mouth can not detect organism again in the steam of these flowings thus.
Sample is collected once at set intervals, to measure total organic carbon amount in the water of exit.
In each adsorption-regeneration cycle, all to total organic carbon amount record in addition.In each circulation, absorption and the total organic carbon of desorb, and the mean value of 12 circulations is listed in the table below in 7.Data show, the organism of absorption constantly can pass through the vapor recovery of 120 DEG C, therefore sorbent material can effective regeneration.
Table 7
The specific surface area measuring result of following table 8 shows before and after 12 circulations, the specific surface area (B.E.T) of the sorbing material of experiment 31 preparation, pore volume, mean pore size are relatively same, when this shows this regneration of adsorbent material, thermotolerance is good, and stable mechanical performance.
Table 8
Fig. 1 illustrates the situation of the beaded adsorbents of preparation in experiment 31 being carried out to thermogravimetric analysis, and reach before 250 DEG C in temperature, this beaded adsorbents there is no obvious thermolysis phenomenon.
Mechanical strength test is presented at beaded adsorbents fragmentation under the strength of 450 grams that the diameter prepared in experiment 31 is 0.5 millimeter, and diameter is the strength that the beaded adsorbents of 1 millimeter can bear 1 kilogram.
Although show invention has been in conjunction with the specific embodiments, those skilled in the art will appreciate that and can make many amendments and modification to the present invention.Therefore, recognize, the intention of claims is to cover all such modifications in true spirit of the present invention and scope and modification.
Claims (19)
1. a water treatment method, comprising:
Xiang Shuizhong adds the sorbent material of effective dose to obtain purifying waste water of chemical oxygen demand (COD) reduction, and this sorbent material comprises a kind of polymkeric substance, and this polymer-derived is in there being Formula I
the first monomer and be selected from
with
second comonomer; And,
This is purified waste water and to be separated with this sorbent material; Wherein,
First monomer relative to the per-cent of the first monomer and second comonomer gross weight in 0 to 90% scope;
Each R
1be independently hydrogen, C
1-C
18alkyl, alkoxyl group or phenyl;
R
2c
1-C
18alkyl, alkoxyl group or phenyl; And,
A is an integer between 0 to 4.
2. water treatment method as claimed in claim 1, is characterized in that described first monomer is 0 relative to the per-cent of the first monomer and second comonomer gross weight.
3. water treatment method as claimed in claim 1, is characterized in that described first monomer is 50% relative to the per-cent of the first monomer and second comonomer gross weight.
4. water treatment method as claimed in claim 1, is characterized in that the per-cent of described first monomer relative to the first monomer and second comonomer gross weight is in 25% to 90% scope.
5. water treatment method as claimed in claim 1, is characterized in that described polymkeric substance is pearl.
6. water treatment method as claimed in claim 1, is characterized in that a=0.
7. water treatment method as claimed in claim 1, is characterized in that described R
2shi – CH
3.
8. water treatment method as claimed in claim 1, is characterized in that described contact system is by making current through this sorbent material or being mixed with water by sorbent material and realize.
9. water treatment method as claimed in claim 1, is characterized in that described second comonomer chemical formula is
or
10. a sorbent material, it comprises a kind of polymkeric substance, and this polymer-derived is in there being Formula I
the first monomer and be selected from
with
second comonomer;
Wherein,
First monomer relative to the first monomer and second comonomer gross weight per-cent >0 and≤90%;
Each R
1be independently hydrogen, C
1-C
18alkyl, alkoxyl group or phenyl;
R
2c
1-C
18alkyl, alkoxyl group or phenyl; And,
A is an integer between 0 to 4.
11. sorbent materials as claimed in claim 10, is characterized in that described second comonomer chemical formula is
or
12. sorbent materials as claimed in claim 10, is characterized in that the per-cent of the first monomer relative to the first monomer and second comonomer gross weight is in 25% to 90% scope.
13. sorbent materials as claimed in claim 10, is characterized in that a=0.
14. sorbent materials as claimed in claim 10, is characterized in that R
2wei – CH
3.
15. sorbent materials as claimed in claim 10, is characterized in that described polymkeric substance is pearl.
16. 1 kinds of methods preparing sorbent material, comprising:
Preparation comprises the aqueous phase of water and stablizer;
Preparation organic phase, it comprises initiator, organic solvent, tool Formula I
the first monomer and be selected from
with
second comonomer;
Aqueous phase and organic phase are mixed and obtains beaded adsorbents to be polymerized; Wherein
First monomer relative to the per-cent of the first monomer and second comonomer gross weight in 0 to 90% scope;
Each R
1be independently hydrogen, C
1-C
18alkyl, alkoxyl group or phenyl;
R
2c
1-C
18alkyl, alkoxyl group or phenyl; And,
A is an integer between 0 to 4.
17. methods preparing sorbent material as claimed in claim 16, is characterized in that the weight ratio of described aqueous phase and organic phase is in 1:2 to 2:1 scope, and this is aggregated in 70 DEG C to 90 DEG C temperature and carries out.
18. methods preparing sorbent material as claimed in claim 16, is characterized in that described stablizer comprises polyvinyl acetate (PVA) (PVA), cellulose and its derivates, gelatin, poly-(methyl) acrylate sodium, hydroxylapatite, magnesiumcarbonate, or its arbitrary combination.
19. methods preparing sorbent material as claimed in claim 16, is characterized in that described organic solvent comprises toluene, ethylbenzene, dimethylbenzene, methyl-phenoxide, C
5-C
12alkane, paraffin oil, or above-mentioned arbitrary combination; Described initiator comprises azo-initiator, peroxide initiator, redox initiator, or the arbitrary combination of above material.
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| CN201410363827.9A CN105293618A (en) | 2014-07-28 | 2014-07-28 | Water treatment method, adsorbent and method for preparing adsorbent |
| PCT/US2015/042387 WO2016018870A1 (en) | 2014-07-28 | 2015-07-28 | Method and composition for water treatment and methods for preparing the composition |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106268696A (en) * | 2016-09-24 | 2017-01-04 | 北京益净环保设备科技有限公司 | For granule adsorbent adsorbing carbazole and preparation method thereof |
| CN106423094A (en) * | 2016-09-24 | 2017-02-22 | 北京益净环保设备科技有限公司 | Function board for adsorbing carbazole and preparation method thereof |
| TWI819378B (en) * | 2020-12-15 | 2023-10-21 | 日商佳能股份有限公司 | Photocurable composition for forming cured layers with high thermal stability |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110548494B (en) * | 2019-10-11 | 2020-10-09 | 湖北工业大学 | Method for preparing magnetic adsorption material by using animal and plant wastes |
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| GB1440582A (en) * | 1972-06-29 | 1976-06-23 | Rohm & Haas | Anion exchange resins |
| CN102015107A (en) * | 2008-03-03 | 2011-04-13 | 朗盛德国有限责任公司 | Picolylaminharze |
| JP2013001713A (en) * | 2011-06-10 | 2013-01-07 | Toyo Ink Sc Holdings Co Ltd | New sensitizer and polymerizable composition using the same, and production method of polymer using the same |
| CN102974324A (en) * | 2012-11-22 | 2013-03-20 | 中蓝晨光化工研究设计院有限公司 | Strong-polarity macroporous adsorption resin |
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| US4207398A (en) * | 1976-07-02 | 1980-06-10 | Rohm And Haas Company | Process for preparing physically stable quaternary ammonium anion exchange resins by chloromethylation and amination in the absence of additional organic solvent |
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- 2014-07-28 CN CN201410363827.9A patent/CN105293618A/en active Pending
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2015
- 2015-07-28 WO PCT/US2015/042387 patent/WO2016018870A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1440582A (en) * | 1972-06-29 | 1976-06-23 | Rohm & Haas | Anion exchange resins |
| CN102015107A (en) * | 2008-03-03 | 2011-04-13 | 朗盛德国有限责任公司 | Picolylaminharze |
| JP2013001713A (en) * | 2011-06-10 | 2013-01-07 | Toyo Ink Sc Holdings Co Ltd | New sensitizer and polymerizable composition using the same, and production method of polymer using the same |
| CN102974324A (en) * | 2012-11-22 | 2013-03-20 | 中蓝晨光化工研究设计院有限公司 | Strong-polarity macroporous adsorption resin |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106268696A (en) * | 2016-09-24 | 2017-01-04 | 北京益净环保设备科技有限公司 | For granule adsorbent adsorbing carbazole and preparation method thereof |
| CN106423094A (en) * | 2016-09-24 | 2017-02-22 | 北京益净环保设备科技有限公司 | Function board for adsorbing carbazole and preparation method thereof |
| TWI819378B (en) * | 2020-12-15 | 2023-10-21 | 日商佳能股份有限公司 | Photocurable composition for forming cured layers with high thermal stability |
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| WO2016018870A1 (en) | 2016-02-04 |
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