CN101829609B - Tertiary-amino-containing macroporous anion exchange resin and preparation method thereof - Google Patents
Tertiary-amino-containing macroporous anion exchange resin and preparation method thereof Download PDFInfo
- Publication number
- CN101829609B CN101829609B CN2010101822378A CN201010182237A CN101829609B CN 101829609 B CN101829609 B CN 101829609B CN 2010101822378 A CN2010101822378 A CN 2010101822378A CN 201010182237 A CN201010182237 A CN 201010182237A CN 101829609 B CN101829609 B CN 101829609B
- Authority
- CN
- China
- Prior art keywords
- parts
- oil phase
- water
- exchange resin
- resin
- 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.)
- Active
Links
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
The invention relates to a tertiary-amino-containing macroporous anion strong base anion exchange resin and a preparation method thereof, belonging to the field of chemical industry. The resin comprises the raw materials based on parts by weight: 40-60 parts of methacrylic acid dimethylamino ethyl ester, 8-20 parts of third monomer, 30-50 parts of cross-linking agent, 50-100 parts of pore-forming agent, 2-4 parts of initiating agent, 600-800 parts of distilled water, 120-160 parts of salts, 8-18 parts of suspension protective agent and 1-3 parts of deoxidant. The preparation method comprises the technical steps of: preparing oil phase, preparing water phase, mixing the water phase and the oil phase, curing polymer dispersion, forming a resin ball body and treating the resin. The method adopts a one-step polymerization method, has simple technique and low cost, not only reduces the production of toxic chemical waste water and the pollution for the environment caused by the product production, but also guarantees the quality of the product, and is high in product yield.
Description
Technical field
The present invention relates to a kind of ion exchange resin, be specifically related to strong-base anion-exchange resin and preparation method thereof in a kind of large pore anion of tertiary-amino-containing, belong to chemical field.
Background technology
Ion exchange resin is one type of polymer-function material with ion exchanging function, the application of aspects such as corresponding therewith is, and it is softening at water for industrial use, activated protein separation and purification, middle pharmaceutically active ingredient purifying, natural active matter purifying, antibiotic refinement, chemical catalysis, electrolysis and metal ion wastewater treatment.Because the pollution of environmental water systems, more seem especially important of the application of ion exchange resin heavy metal-containing wastewater treatment developed novel ion exchange resin and also has more meaning in today.
The ion-exchange separating and purifying technology is a kind of each metal ion species to be had the very separating and purifying technology of high selectivity.As this technological core part---ion exchange resin and related application technology, it has than advantages such as other technique effect are good, cost is low, application technology is simple.
Up to the present; The preparation of anion exchange resin mainly contains following approach: in the presence of catalyst such as zinc chloride, carry out chloromethylation behind (1) styrene and the divinylbenzene crosslinking copolymerization, then adopt various ammonification reagent to carry out the anion exchange resin that aminating reaction obtains containing various amino; (2) acrylic or methacrylic esters of gallic acid monomer obtains containing amino anion exchange resin with polyethylene polyamine reaction behind the divinylbenzene crosslinking copolymerization; (3) adopting condensation polymerization technology is that the raw material one-step method prepares anion exchange resin with formaldehyde, phenol and polyethylene polyamine.
The preparation method of above-mentioned anion exchange resin exists many deficiencies and shortcoming.The preparation process of method (1) is more, in set-up procedure, will produce a large amount of waste water, and the raw material that is adopted belongs to strong carcinogen; Method (2) also need be reacted under hot conditions except that also will producing the waste water that contains harmful chemical substance in a large number; Method (3) though but one-step method prepares anion exchange resin; But because the polymerization technique that adopts is for being the anti-phase polycondensation reaction of medium with machine oil or other organic matter; Cause resulting anion exchange resin intensity relatively poor, service life is shorter, and the product post processing is difficult.Therefore, it is very necessary that the employing pollution level is lower, the comparatively simple method of preparation technology prepares anion exchange resin.
Summary of the invention
The present invention is intended to overcome the defective that above-mentioned prior art exists, and strong-base anion-exchange resin and preparation method thereof in a kind of large pore anion of tertiary-amino-containing is provided.This ion exchange resin is made by one-step method; Technology is simple and direct; And prepared macroporous anion exchange resin can be used for separation, purifying and the recovery of various heavy complex anions such as cadmium, lead, zinc, copper, and the processing that contains above-mentioned heavy metal ion industrial wastewater.
For realizing the foregoing invention purpose, the technical scheme that the present invention adopts is following:
The macroporous anion exchange resin of tertiary-amino-containing is characterized in that the weight portion of raw material consists of:
Oil phase
Dimethylaminoethyl acrylate methyl ammonia ethyl ester 40-60 part
The 3rd monomer 8-20 part
Crosslinking agent 30-50 part
Pore-foaming agent 50-120 part
Initator 1-4 part
Water
Distilled water 600-800 part
Salt 120-160 part
Suspension protective agent 10-20 part
Oxygen scavenger 1-3 part
Preferred weight portion is:
Oil phase
Dimethylaminoethyl acrylate methyl ammonia ethyl ester 45-55 part
The 3rd monomer 10-15 part
Crosslinking agent 35-45 part
Pore-foaming agent 80-120 part
Initator 1-2 part
Water
Distilled water 600-700 part
Salt 120-140 part
Suspension protective agent 10-12 part
Oxygen scavenger 1-2 part
Said the 3rd monomer is acrylonitrile, methyl acrylate or hydroxyethyl methacrylate etc.
Said crosslinking agent is divinylbenzene, methacrylate glycol ester, allyl methacrylate or triallyl isocyanurate etc.
Said pore-foaming agent is toluene, xylenes, 200# gasoline or isooctanol etc.
Said initator is azodiisobutyronitrile or dibenzoyl peroxide.
Said salt is industrial NaCl, KCl or Na
2SO
4Deng.
Said suspension protective agent is industrial gelatine or industrial polyvinyl alcohol etc.
Said oxygen scavenger is a methylene blue etc.
The preparation method of tertiary-amino-containing macroporous anion exchange resin according to the invention comprises following processing step:
The preparation of a, oil phase: accurately take by weighing dimethylaminoethyl acrylate methyl ammonia ethyl ester, acrylonitrile, crosslinking agent, pore-foaming agent, initator, fully stir the miscible oil phase that gets;
The preparation of b, water: in container, add distilled water, NaCl, suspension protective agent and oxygen scavenger, be heated to 50 ℃ of abundant mixings and get water;
C, oil phase mix with water: the temperature of step b water is risen to 60 ℃; Pour the oil phase of step a into, start stirring, be dispersed into the pearl body of 0.40-2.00mm to oil phase; Temperature with reaction system rises to 65-70 ℃ again, and the granularity of adjustment polymer dispersion reaches 0.20-1.20mm;
The curing of d, polymer dispersion: the temperature of step c polymer dispersion system is risen to 72-75 ℃; Make the polymer dispersion polymerization, behind the solidified forming, be incubated 1-2 hour; Temperature with polymerization reaction system rises to 80 ℃, 85 ℃, 90 ℃, 95 ℃ successively then, and is incubated 2-3 hour respectively;
The formation of e, resin bead body: the temperature of steps d polymerization reaction system is reduced to 30-50 ℃, leach the resin bead body;
The processing of f, resin: earlier with the resin bead body of running water washing step e 3-5 time; Use steam distillation device boiling 2-3h then; To remove unreacted pore-foaming agent; Wash with 5-8 times of industrial alcohol of resin volume again,, obtain product with 2 1N HCl, 3 1N NaOH alternate treatment at last to remove unconverted monomer and oligomer.
The present invention adopts macromolecule suspension condensation polymerization technology from the macromolecule design principle, is basic polymer raw with dimethylaminoethyl acrylate methyl ammonia ethyl ester, divinylbenzene etc., with high concentration NaCl, KCl or Na
2SO
4The aqueous solution is decentralized medium, is the suspension protective agent with polyvinyl alcohol or gelatin, is pore-foaming agent with toluene, xylenes, gasoline and isooctanol etc., promptly synthesizes pearl tertiary-amino-containing macroporous anion exchange resin through the one-step polymerization reaction, and technology is simple, and cost is not high.
The present invention adopts high concentration NaCl, KCl or Na
2SO
4The aqueous solution is the suspended dispersed medium; Polyvinyl alcohol etc. are for disperseing protectant suspension polymerization system; Efficiently solve the loss of monomer in the copolymerization process; Suspension polymerization system is carried out effective protection, guaranteed the quality of tertiary-amino-containing macroporous anion exchange resin product, improved the yield of product.
The specific embodiment
Embodiment 1
A kind of macroporous anion exchange resin of tertiary-amino-containing is characterized in that the weight portion of raw material consists of:
Oil phase
50 parts of dimethylaminoethyl acrylate methyl ammonia ethyl esters
10 parts of acrylonitrile
40 parts of divinylbenzenes
100 parts of toluene
2 parts of azodiisobutyronitriles
Water
800 parts of distilled water
160 parts of NaCl
12 parts of industrial gelatines
2 parts of methylene blues
Embodiment 2
A kind of macroporous anion exchange resin of tertiary-amino-containing is characterized in that the weight portion of raw material consists of:
Oil phase
40 parts of dimethylaminoethyl acrylate methyl ammonia ethyl esters
20 parts of methyl acrylates
40 parts of methacrylate glycol esters
120 parts of xylenes
2 parts of dibenzoyl peroxides
Water
700 parts of distilled water
140 parts of KCl
(1788) 10 parts of polyvinyl alcohol
2 parts of methylene blues
Embodiment 3
A kind of macroporous anion exchange resin of tertiary-amino-containing is characterized in that the weight portion of raw material consists of:
Oil phase
40 parts of dimethylaminoethyl acrylate methyl ammonia ethyl esters
20 parts of acrylonitrile
40 parts of allyl methacrylates
80 parts in 200# gasoline
2 parts of benzoyl peroxides
Water
800 parts of distilled water
Na
2SO
4130 parts
15 parts in gelatin
2 parts of methylene blues
Embodiment 4
A kind of macroporous anion exchange resin of tertiary-amino-containing is characterized in that the weight portion of raw material consists of:
Oil phase
40 parts of dimethylaminoethyl acrylate methyl ammonia ethyl esters
40 parts of divinylbenzenes
20 parts of hydroxyethyl methacrylates
100 parts of diethylbenzene
3 parts of dibenzoyl peroxides
Water
800 parts of distilled water
Na
2SO
4160 parts
16 parts in gelatin
4 parts of methylene blues
Embodiment 5
A kind of preparation method of tertiary-amino-containing macroporous anion exchange resin comprises following processing step:
The preparation of a, oil phase: take by weighing 50 parts of dimethylaminoethyl acrylate methyl ammonia ethyl esters, 10 parts of acrylonitrile, 40 parts of divinylbenzenes, 100 parts of toluene, 2 parts of dibenzoyl peroxides, fully stir the miscible oil phase that gets;
The preparation of b, water: in container, add 2 parts of 800 parts of distilled water, 140 parts of NaCl, 16 parts in gelatin and methylene blues, be heated to 50 ℃ of abundant mixings and get water;
C, oil phase mix with water: the temperature of step b water is risen to 60 ℃; Pour the oil phase of step a into, start stirring, be dispersed into the pearl body of 0.40-2.00mm to oil phase; Temperature with reaction system rises to 65-70 ℃ again, the granularity 0.20-1.20mm of adjustment polymer dispersion;
The curing of d, polymer dispersion: the temperature of step c polymer dispersion system is risen to 72-75 ℃; Make the polymer dispersion polymerization, behind the solidified forming, be incubated 1-2 hour; Temperature with polymerization reaction system rises to 80 ℃, 85 ℃, 90 ℃, 95 ℃ successively then, and is incubated 2-3 hour respectively;
The formation of e, resin bead body: the temperature of steps d polymerization reaction system is reduced to 30-50 ℃, leach the resin bead body;
The processing of f, resin: earlier with the resin bead body of running water washing step e 3-5 time; Use steam distillation device boiling 2-3h then; To remove unreacted pore-foaming agent; Wash with industrial alcohol again,, obtain product with 2 1N HCl, 3 1N NaOH alternate treatment at last to remove unconverted monomer and oligomer.
Embodiment 6
A kind of preparation method of tertiary-amino-containing macroporous anion exchange resin comprises following processing step:
The preparation of a, oil phase: take by weighing 40 parts of dimethylaminoethyl acrylate methyl ammonia ethyl esters, 40 parts of methacrylate glycol esters, 20 parts of methyl acrylates, 120 parts of xylenes, 2 parts of azodiisobutyronitriles, fully stir the miscible oil phase that gets;
The preparation of b, water: in container, add 2 parts of 800 parts of distilled water, 160 parts of KCl, 12 parts of polyvinyl alcohol and methylene blues, be heated to 50 ℃ of abundant mixings and get water;
C, oil phase mix with water: the temperature of step b water is risen to 60 ℃; Pour the oil phase of step a into, start stirring, be dispersed into the pearl body of 0.40-2.00mm to oil phase; Temperature with reaction system rises to 65-70 ℃ again, and the granularity of adjustment polymer dispersion becomes 0.20-1.20mm;
The curing of d, polymer dispersion: the temperature of step c polymer dispersion system is risen to 72-75 ℃; Make the polymer dispersion polymerization, behind the solidified forming, be incubated 1-2 hour; Temperature with polymerization reaction system rises to 80 ℃, 85 ℃, 90 ℃, 95 ℃ successively then, and is incubated 2-3 hour respectively;
The formation of e, resin bead body: the temperature of steps d polymerization reaction system is reduced to 30-50 ℃, leach the resin bead body;
The processing of f, resin: earlier with the resin bead body of running water washing step e 3-5 time; Use steam distillation device boiling 2-3h then; To remove unreacted pore-foaming agent; Wash with industrial alcohol again,, obtain product with 2 1N HCl, 3 1N NaOH alternate treatment at last to remove unconverted monomer and oligomer.
Embodiment 7
In the 2000ml there-necked flask, add distilled water 700ml successively, suspension dispersive agent polyvinyl alcohol 10g, oxygen scavenger methylene blue 2g; Start stirring temperature of reaction system is risen to 50 ℃, dissolve as water subsequent use fully until the suspension dispersive agent polyvinyl alcohol; In a beaker, taking by weighing dimethylaminoethyl acrylate methyl ammonia ethyl ester 50g, methyl acrylate 10g, divinylbenzene 40g, 200# gasoline 100g, azodiisobutyronitrile 2g and stirring by prescription makes it miscible subsequent use as oil phase; After the there-necked flask aqueous phase adds 100g industry NaCl and it is dissolved fully, temperature is risen to 60 ℃, the oil phase in the beaker is poured in the there-necked flask; Start stirring and make oil phase be scattered in aqueous phase, and make oil phase be dispersed into the pearl body of 0.40-2.00mm; Temperature of reaction system is risen to 65-70 ℃, continue the granularity 0.20-1.20mm of adjustment polymer dispersion; The polymerization system temperature is risen to 70-75 ℃ make the polymer dispersion polymerization, behind the solidified forming, be incubated 1-2 hour; The temperature of polymerization reaction system is risen to 80 ℃, 85 ℃, 90 ℃, 95 ℃ successively, and be incubated 2-3 hour respectively; The polymerization reaction system temperature is reduced to 30-50 ℃, leach the resin bead body; Earlier with the resin bead body of running water washing step e 3-5 time; Use steam distillation device boiling 2-3h then,, wash with industrial alcohol again to remove unreacted pore-foaming agent; To remove unconverted monomer and oligomer, obtain product with 2 1N HCl, 3 1N NaOH alternate treatment at last.
Embodiment 8
In the 2000ml there-necked flask, add distilled water 800ml successively, suspension dispersive agent polyvinyl alcohol 10g, oxygen scavenger methylene blue 2g; Start stirring temperature of reaction system is risen to 50 ℃, dissolve as water subsequent use fully until the suspension dispersive agent polyvinyl alcohol; In a beaker, taking by weighing dimethylaminoethyl acrylate methyl ammonia ethyl ester 50g, methacrylate glycol ester 40g, acrylonitrile 20g, xylenes 120g, dibenzoyl peroxide 2g and stirring by prescription makes it miscible subsequent use as oil phase; In there-necked flask, add 100g industry Na
2SO
4And after it is dissolved fully, temperature is risen to 60 ℃, the oil phase in the beaker is poured in the there-necked flask; Start stirring and make oil phase be scattered in aqueous phase, and make oil phase be dispersed into the pearl body of 0.40-2.00mm; Temperature of reaction system is risen to 65-70 ℃, and the granularity that continues the adjustment polymer dispersion reaches 0.20-1.20mm; The polymerization system temperature is risen to 70-75 ℃ make the polymer dispersion polymerization, behind the solidified forming, be incubated 1-2 hour; The temperature of polymerization reaction system is risen to 80 ℃, 85 ℃, 90 ℃, 95 ℃ successively, and be incubated 2-3 hour respectively; The polymerization reaction system temperature is reduced to 30-50 ℃, leach the resin bead body; Earlier with the resin bead body of running water washing step e 3-5 time; Use steam distillation device boiling 2-3h then,, wash with industrial alcohol again to remove unreacted pore-foaming agent; To remove unconverted monomer and oligomer, obtain product with 2 1N HCl, 3 1N NaOH alternate treatment at last.
Embodiment 9
In 250ml tool plug triangular flask, adding 100ml content is the Cr of 1000mg/l
2O
7 2-Solution, the tertiary-amino-containing macroporous anion exchange resin of adding 0.5-1.0g, vibration absorption is 4 hours in 60 ℃ of water-baths, calculates the Cr of resin
2O
7 2-The exchange adsorbance.
Embodiment 10
Filling 15ml tertiary-amino-containing macroporous anion exchange resin in the glass adsorption column of φ 2 * 20mm, Cr
2O
7 2-Concentration is that the simulation of 1000mg/L contains Cr
2O
7 2-The factory effluent from top to down flows through adsorption column, and control simulation factory effluent flow velocity is 1-2BV per hour.Room temperature condition is 5-36 ℃, Cr in the timing sampling analysis stream fluid
2O
7 2-Concentration until reaching the original liquid concentration adsorption equilibrium, promptly stops absorption.Flow out the Cr of liquid with determined by ultraviolet spectrophotometry
2O
7 2-Concentration.Calculate the Cr of resin
2O
7 2-The exchange adsorbance.
Claims (4)
1. the macroporous anion exchange resin of tertiary-amino-containing is characterized in that the weight portion of raw material consists of:
Oil phase
Water
Said the 3rd monomer is acrylonitrile or methyl acrylate;
Said pore-foaming agent is toluene, xylenes, 200# gasoline or isooctanol;
Said initator is azodiisobutyronitrile or dibenzoyl peroxide;
Said salt is industrial NaCl, KCl or Na
2SO
4
Said suspension protective agent is industrial gelatine or industrial polyvinyl alcohol;
Said oxygen scavenger is a methylene blue.
2. macroporous anion exchange resin according to claim 1 is characterized in that the weight portion of raw material consists of:
Oil phase
Water
3. macroporous anion exchange resin according to claim 1 and 2 is characterized in that said crosslinking agent is divinylbenzene, methacrylate glycol ester, allyl methacrylate or triallyl isocyanurate.
4. the preparation method of macroporous anion exchange resin according to claim 1 and 2 is characterized in that comprising following processing step:
The preparation of a, oil phase: accurately take by weighing dimethylaminoethyl acrylate methyl ammonia ethyl ester, acrylonitrile, crosslinking agent, pore-foaming agent, initator, fully stir the miscible oil phase that gets;
The preparation of b, water: in container, add distilled water, industrial NaCl, suspension protective agent and oxygen scavenger, be heated to 50 ℃ of abundant mixings and get water;
C, oil phase mix with water: the temperature of step b water is risen to 60 ℃; Pour the oil phase of step a into, start stirring, be dispersed into the pearl body of 0.40-2.00mm to oil phase; Temperature with reaction system rises to 65-70 ℃ again, and the granularity of adjustment polymer dispersion reaches 0.20-1.20mm;
The curing of d, polymer dispersion: the temperature of step c polymer dispersion system is risen to 72-75 ℃; Make the polymer dispersion polymerization, behind the solidified forming, be incubated 1-2 hour; Temperature with polymerization reaction system rises to 80 ℃, 85 ℃, 90 ℃, 95 ℃ successively then, and is incubated 2-3 hour respectively;
The formation of e, resin bead body: the temperature of steps d polymerization reaction system is reduced to 30-50 ℃, leach the resin bead body;
The processing of f, resin: earlier with the resin bead body of running water washing step e 3-5 time; Use steam distillation device boiling 2-3h then; To remove unreacted pore-foaming agent; Wash with 5-8 times of industrial alcohol of resin volume again,, obtain product with 2 1N HCl, 3 1N NaOH alternate treatment at last to remove unconverted monomer and oligomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101822378A CN101829609B (en) | 2010-05-25 | 2010-05-25 | Tertiary-amino-containing macroporous anion exchange resin and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101822378A CN101829609B (en) | 2010-05-25 | 2010-05-25 | Tertiary-amino-containing macroporous anion exchange resin and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101829609A CN101829609A (en) | 2010-09-15 |
| CN101829609B true CN101829609B (en) | 2012-05-02 |
Family
ID=42713911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101822378A Active CN101829609B (en) | 2010-05-25 | 2010-05-25 | Tertiary-amino-containing macroporous anion exchange resin and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101829609B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102234352B (en) * | 2011-04-20 | 2013-11-06 | 安徽美佳新材料股份有限公司 | Preparation method of D213 macroporous strong-basic acrylic cation exchange resin |
| CN102641754B (en) * | 2012-05-11 | 2013-11-20 | 南开大学 | Preparation method for weak-base anion-exchange resin of novel acrylate skeleton |
| CN102671718B (en) * | 2012-06-11 | 2015-06-17 | 淄博东大弘方化工有限公司 | Supermacroporous strong base anion exchange resin with quaternary amine group and preparation process thereof |
| CN102816341A (en) * | 2012-08-30 | 2012-12-12 | 中国石油天然气股份有限公司 | Synthetic method of weak acid adsorption resin suitable for heavy oil sewage |
| CN103008023B (en) * | 2012-11-27 | 2015-11-25 | 安徽皖东化工有限公司 | The preparation method of alkalescent acrylonitrile anion exchange resin |
| CN103012654B (en) * | 2012-11-27 | 2016-04-27 | 安徽皖东化工有限公司 | The production method of macroporous strong basic methyl acrylate anionite-exchange resin |
| CN103464223B (en) * | 2013-09-27 | 2015-12-02 | 凯瑞环保科技股份有限公司 | A kind of process aromatic sulphonic acid waste water anion exchange resin and preparation method thereof |
| CN105884967B (en) * | 2015-08-26 | 2018-08-31 | 同济大学 | A kind of synthetic method of anti-pollution type large capacity Macroporous Weakly-Acid |
| CN107032448A (en) * | 2016-12-03 | 2017-08-11 | 华莉君 | A kind of processing method of lead-containing industrial wastewater |
| CN106674446A (en) * | 2016-12-16 | 2017-05-17 | 东至绿洲环保化工有限公司 | Special decolorization resin for starch saccharification liquid |
| CN109021165A (en) * | 2018-08-29 | 2018-12-18 | 扬州金珠树脂有限公司 | A kind of preparation method of the high cross-linked acrylic acid system ion exchange resin of macroporous type |
| CN110407280B (en) * | 2019-04-09 | 2021-09-17 | 临沂大学 | Process method for removing environmental hormone organic substances in drinking water by using MAR |
| CN114057950B (en) * | 2020-07-30 | 2024-03-22 | 湖北远大生命科学与技术有限责任公司 | Spherical polyurethane grafted modified polyacrylate macroporous anion resin, preparation method thereof and application thereof in taurine production |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3991017A (en) * | 1973-12-20 | 1976-11-09 | Rohm And Haas Company | Ion exchange resins derived from hybrid copolymers |
| CN1094333A (en) * | 1993-04-23 | 1994-11-02 | 化学工业部晨光化工研究院成都分院 | The Preparation method and use that contains the anion exchange resin of imidazoline group |
| CN1131112C (en) * | 2001-11-05 | 2003-12-17 | 南京大学环境学院 | Process for synthesizing weakly alkaline anionic exchange resin with double functions and superhigh cross-linking |
-
2010
- 2010-05-25 CN CN2010101822378A patent/CN101829609B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101829609A (en) | 2010-09-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101829609B (en) | Tertiary-amino-containing macroporous anion exchange resin and preparation method thereof | |
| JP4767397B2 (en) | Method for producing monodisperse anion exchanger | |
| CN105080505B (en) | A kind of tangerine peel, orange peel, the method for comprehensive utilization of shaddock ped | |
| US9834653B2 (en) | Method for producing monodisperse, amido-methylated vinyl-aromatic bead polymers | |
| CN104292383A (en) | Gallium-adsorbing chelating resin and preparation method thereof | |
| Cyganowski et al. | Separation of Re (VII) from Mo (VI) by anion exchange resins synthesized using microwave heat | |
| Zhu et al. | Fabrication of porous adsorbent via eco-friendly Pickering-MIPEs polymerization for rapid removal of Rb+ and Cs+ | |
| CN107913743B (en) | Strongly basic anion exchangers comprising quaternized diethylenetriamine functionalized polyacrylate bead polymers | |
| CN102863579B (en) | Barbituric acid chelating resin and preparation method and application thereof | |
| CN103301890B (en) | A kind of selective strong basic anion-exchange resin and preparation method thereof | |
| CN103881000A (en) | Monodisperse high-specific-surface-area online solid-phase extraction (SPE) column and preparation method thereof | |
| US7265159B2 (en) | Monodisperse anion exchangers | |
| CA2316676A1 (en) | Process for preparing monodisperse anion exchangers having strongly basic functional groups | |
| CN110117043A (en) | A kind of regeneration method for the method and resin removing heavy metal ions in wastewater using ion exchange resin | |
| CN101016356A (en) | N,N-di(carboxymethyl)disubstituted aminodithioformic acid chelating resin and preparing method therof | |
| CA2992810C (en) | Improved aluminium-doped chelate resins containing iminoacetic acid groups | |
| US20100307979A1 (en) | Chelate resin | |
| CN102020745A (en) | Acrylic decolorization resin and preparation method thereof | |
| Chanda et al. | Chromium (III) removal by epoxy-cross-linked poly (ethylenimine) used as gel-coat on silica. 1. Sorption characteristics | |
| CA2325240A1 (en) | A process for removing iron- and rhodium-containing catalyst residues from hydrogenated nitrile rubber | |
| CN113024718B (en) | Preparation method of macroporous acrylic acid weak base anion exchange resin | |
| US10017401B2 (en) | Aluminum-doped, iminodiacetic acid group-containing chelate resins | |
| RU2605255C1 (en) | Method of producing ruthenium sorbent | |
| CN113070102A (en) | Preparation method of strong base anion exchange resin for removing perchlorate and perfluorooctanoic acid in drinking water | |
| RU2752357C2 (en) | Resin with low sodium content |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA BLUESTAR CHENGRAND RESEARCH INSTITUTE OF CHE Free format text: FORMER OWNER: ZHONGLAN CHENGUANG CHEMICAL INSTITUTE CO., LTD. Effective date: 20111125 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20111125 Address after: 610041, No. four, 30 South Renmin Road, Chengdu, Sichuan, Wuhou District Applicant after: China Bluestar Chengrand Research Institute of Chemical Industry Co., Ltd. Address before: 610041, No. four, 30 South Renmin Road, Chengdu, Sichuan, Wuhou District Applicant before: Zhonglan Chenguang Chemical Institute Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |