CN107824167A - A kind of antimicrobial macromolecule carries uranium material and preparation method thereof - Google Patents
A kind of antimicrobial macromolecule carries uranium material and preparation method thereof Download PDFInfo
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- CN107824167A CN107824167A CN201711095068.2A CN201711095068A CN107824167A CN 107824167 A CN107824167 A CN 107824167A CN 201711095068 A CN201711095068 A CN 201711095068A CN 107824167 A CN107824167 A CN 107824167A
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- 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
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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
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/52—Amides or imides
- C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F220/56—Acrylamide; Methacrylamide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/02—Polyamines
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
- C08J3/246—Intercrosslinking of at least two polymers
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/04—Treating liquids
- G21F9/06—Processing
- G21F9/18—Processing by biological processes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2333/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2333/24—Homopolymers or copolymers of amides or imides
- C08J2333/26—Homopolymers or copolymers of acrylamide or methacrylamide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
- C08J2379/02—Polyamines
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2433/24—Homopolymers or copolymers of amides or imides
- C08J2433/26—Homopolymers or copolymers of acrylamide or methacrylamide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2479/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2461/00 - C08J2477/00
- C08J2479/02—Polyamines
Abstract
The invention discloses a kind of antimicrobial macromolecule to carry uranium material and preparation method thereof, and the raw material components that the antimicrobial macromolecule carries uranium material are acrylamide（AM）, acrylonitrile（AN）, guanidine hydrochloride, 1,6 hexamethylene diamines, glutaraldehyde, hydroxylamine hydrochloride, initiator is：Ammonium persulfate, sodium hydrogensulfite.The preparation method is copolymerized acrylamide and acrylonitrile first with initiator, and polymer P oly (AM/AN) is prepared；It is copolymerized to obtain polyhexamethylene guanidine hydrochloride using the guanidine hydrochloride and 1,6 hexamethylene diamines of equimolar quality simultaneously（PHGC）；Then mixed with two kinds of polymer, and add glutaraldehyde solution, Poly (AM/AN) g PHGC are obtained after crosslinking；Finally, cross-linking products are added in hydroxylamine hydrochloride solution and carries out amidoximation, the antimicrobial macromolecule for obtaining the present invention carries uranium material Poly (AM/AO) g PHGC.The antimicrobial macromolecule of the present invention, which carries uranium material, can effectively capture uranium ion, have the advantages that adsorption capacity is big, ph stability is good, antibiotic property is good；Its preparation method is easy, efficiency high, there is good market prospects.
Description
Technical field
The invention belongs to the extraction of uranium from seawater and uranium-containing waste water processing technology field, and in particular to a kind of antimicrobial macromolecule carries uranium material
Material and preparation method thereof.
Background technology
International Energy Agency predicts, will increase by 65% to the year two thousand twenty world energy sources demand, and world energy supplies will be serious at that time
Deficiency, traditional energy can not meet human wants, and nuclear energy will play an important role in energy breach is made up.With world's core
The development of energy cause, it is growing day by day for the demand of uranium resource, while the treatment fluid of the uranium-bearing waste liquid in spentnuclear fuel turns into each core
The a difficult problem that national must can be faced.On the one hand efficient uranium extraction material can be used for the extraction of URANIUM IN SEAWATER, in seawater
Contain about 4,500,000,000 tons of uranium, if it is possible to use the uranium resource in seawater, uranium would is that the money of a kind of " inexhaustible "
Source, it is sufficient to ensure the sustainable development of mankind's energy；Another aspect uranium extraction material can be used for the processing of uranium-bearing waste liquid, reduce
Its harm for environment.Therefore, the research and development of uranium extraction material have important application value and strategic importance.
Method currently used for uranium extraction mainly has coprecipitation, ion-exchange, floatation, biological treatment, magnetic point
From method etc..These methods have good separating effect for specific separation system, but universality is not strong.Compared to these
Separation method, absorption method is simple to operate, and cost is low, efficiency high, strong applicability, therefore obtains more application.It is in addition, traditional
Uranium absorption material easily by marine bacterial corrosion and destruction, it is difficult to reuse, service life is shorter.Currently, development is needed badly to use
In absorption method and with anti-microbial property Novel Uranium the ion extraction material.
The content of the invention
A technical problem to be solved by this invention is to provide a kind of antimicrobial macromolecule and carries uranium material, and the present invention to be solved
Another technical problem certainly is to provide the preparation method that a kind of antimicrobial macromolecule carries uranium material.
A kind of antimicrobial macromolecule of the present invention carries uranium material, is characterized in, described antimicrobial macromolecule puies forward the original of uranium material
The mass percent component of material is as follows：
Acrylamide 19.82% ~ 29.73%；
Acrylonitrile 3.30% ~ 13.21%；
Initiator 0.0661%；
Guanidine hydrochloride 14.92%；
1,6- hexamethylene diamines 18.12%；
Glutaraldehyde 0.826%；
Hydroxylamine hydrochloride 33.04%；
Described initiator is the mixture of ammonium persulfate and sodium hydrogensulfite, and the mol ratio of ammonium persulfate and sodium hydrogensulfite is
1:1。
The auxiliary material that antibacterial described in preparing carries uranium material includes：Sodium hydroxide, methanol, ultra-pure water and ethanol.
The preparation method that the antimicrobial macromolecule of the present invention carries uranium material comprises the following steps：
A. acrylamide and acrylonitrile are added in three neck round bottom, add ultra-pure water and be heated to 50 DEG C in water-bath,
Stirring is to being completely dissolved simultaneously；It is passed through N2After displaced air, it is that mol ratio is 1 to add initiator:1 ammonium persulfate and sulfurous acid
Hydrogen sodium, isothermal reaction is until obtaining transparent copolymerization product；, will copolymerization production after being washed repeatedly with ethanol, purifying copolymer products
Thing is 50oIt is dried in vacuo under C, obtains white granular product Poly (AM/AN), Poly (AM/AN) structural formula is as follows：
（1）；
B. guanidine hydrochloride and 1,6- hexamethylene diamines are added in three neck round bottom, be heated to after being uniformly mixed in oil bath pan
120 DEG C, after a large amount of ammonias are released, temperature is improved to 150 DEG C, until highly viscous copolymerization product PHGC is obtained, PHGC's
Structural formula is as follows：
（2）；
C. Poly (AM/AN) and PHGC is added into three neck round bottom, and adds ultra-pure water and be heated to 50 DEG C, be stirred simultaneously
After uniformly, glutaraldehyde solution is added, carries out cross-linking reaction until obtaining auburn cross-linking products；Washed, carried repeatedly with ethanol
After pure cross-linking products, cross-linking products are placed at 50 DEG C and are dried in vacuo, obtain flaxen cross-linking products Poly (AM/AN)-g-
PHGC, Poly (AM/AN)-g-PHGC structural formula is as follows：
（3）；
D. the hydroxylamine hydrochloride solution that solute is mass fraction 10% is prepared, solvent is that volume ratio is 1:1 water and methanol mixing is molten
Agent, solute is dissolved into solvent and forms solution；Add sodium hydroxide in the solution afterwards and adjust pH value to alkalescent pH8-
Round-bottomed flask is poured into after pH10, Poly (AM/AN)-g-PHGC is added, 80oThe backflow of C stirred in water bath is until obtain fluffy
Solid product, washed repeatedly with ethanol, purify and obtain antimicrobial macromolecule after solid product and carry uranium material Poly (AM/AO)-g-
PHGC, Poly (AM/AO)-g-PHGC structural formula is as follows：
（4）.
The antimicrobial macromolecule of the present invention carries uranium material and contains a variety of structure of functional groups, shows good sequestering power, its
The substantial amounts of amido in surface and amidoxime group all have preferable adsorption capacity and selective absorption effect to uranium；Meanwhile substantial amounts of guanidine
Base collective effect, make material that there is good antibacterial effect.The antimicrobial macromolecule of the present invention, which carries uranium material, has efficient coordination
Performance, uranium ion can be effectively captured, with adsorption capacity is big, anti-microbial property is good, ph stability is good and the energy of resistance to salt ion
The advantages that power is strong, wide market.The antimicrobial macromolecule of the present invention puies forward preparation method simplicity, the efficiency high of uranium material.
Embodiment
With reference to embodiment, the present invention is described in detail.
Embodiment 1
1. 6g acrylamides and 4g acrylonitrile are added in three neck round bottom, add 30ml ultra-pure waters and heated in water-bath
To 50 DEG C, while stir to being completely dissolved；It is passed through N2Displaced air three times after, add gross mass be 0.02mg mol ratio be 1:
1 ammonium persulfate and sodium hydrogensulfite, isothermal reaction obtain transparent copolymerization product after 8 hours；Washed, purified altogether repeatedly with ethanol
After copolymer products, copolymerization product is dried in vacuo at 50 DEG C, obtains white granular product Poly (AM/AN).
2. 40g guanidine hydrochlorides and 48.6g1,6- hexamethylene diamine are added in three neck round bottom, in oil bath after being uniformly mixed
120 DEG C are heated in pot, after a large amount of ammonias are released, temperature is improved to 150 DEG C or so, after maintaining 6 hours, obtains high viscosity
Copolymerization product PHGC.
3. weighing 10g Poly (AM/AN) and 10g PHGC adds three neck round bottom, and adds the heating of 100ml ultra-pure waters
To 50 DEG C, while after being uniformly mixed, the glutaraldehyde solutions of 0.5g 50% are added, cross-linking reaction obtains dark brown friendship after 8 hours
Co-product；After being washed repeatedly with ethanol, purifying cross-linking products, cross-linking products are placed at 50 DEG C and are dried in vacuo, are obtained faint yellow
Cross-linking products Poly (AM/AN)-g-PHGC.
4. preparing the hydroxylamine hydrochloride solution that 100ml mass fractions are 10%, solvent is that volume ratio is 1:1 water and methanol mixes
Bonding solvent；Sodium hydroxide regulation pH value is added afterwards and to alkalescent pH8-pH10 and adds round-bottomed flask, adds 20g Poly
(AM/AN)-g-PHGC, flowed back 8 h in 80 DEG C of stirred in water bath, obtain fluffy solid product, after being washed, purifying repeatedly with ethanol
Obtain antimicrobial macromolecule and carry uranium material Poly (AM/AO)-g-PHGC.
After tested, above-mentioned antimicrobial macromolecule carries uranium material uranium in the uranium solution that pH is about 8, uranium content is 20ppm and inhaled
Attached capacity is 302.10mg U/g ads, to Escherichia coli（E.coli, a kind of Gram-negative bacteria）Bacteriostasis rate be about 90%,
To staphylococcus aureus（S.aureus, a kind of gram-positive bacteria）Bacteriostasis rate be about 0.
Embodiment 2
1. 7g acrylamides and 3g acrylonitrile are added in three neck round bottom, add 30ml ultra-pure waters and heated in water-bath
To 50 DEG C, while stir to being completely dissolved；It is passed through N2Displaced air three times after, add gross mass be 0.02mg mol ratio be 1:
1 ammonium persulfate and sodium hydrogensulfite, isothermal reaction obtain transparent copolymerization product after 8 hours；Washed, purified altogether repeatedly with ethanol
After copolymer products, copolymerization product is dried in vacuo at 50 DEG C, obtains white granular product Poly (AM/AN).
2. 40g guanidine hydrochlorides and 48.6g1,6- hexamethylene diamine are added in three neck round bottom, in oil bath after being uniformly mixed
120 DEG C are heated in pot, after a large amount of ammonias are released, temperature is improved to 150 DEG C or so, after maintaining 6 hours, obtains high viscosity
Copolymerization product PHGC.
3. weighing 10g Poly (AM/AN) and 10g PHGC adds three neck round bottom, and adds the heating of 100ml ultra-pure waters
To 50 DEG C, while after being uniformly mixed, the glutaraldehyde solutions of 0.5g 50% are added, cross-linking reaction obtains dark brown friendship after 8 hours
Co-product；After being washed repeatedly with ethanol, purifying cross-linking products, cross-linking products are placed at 50 DEG C and are dried in vacuo, are obtained faint yellow
Cross-linking products Poly (AM/AN)-g-PHGC.
4. preparing the hydroxylamine hydrochloride solution that 100ml mass fractions are 10%, solvent is that volume ratio is 1:1 water and methanol mixes
Bonding solvent；Sodium hydroxide regulation pH value is added afterwards and to alkalescent pH8-pH10 and adds round-bottomed flask, adds 20g Poly
(AM/AN)-g-PHGC, flowed back 8 h in 80 DEG C of stirred in water bath, obtain fluffy solid product, after being washed, purifying repeatedly with ethanol
Obtain antimicrobial macromolecule and carry uranium material Poly (AM/AO)-g-PHGC.
After tested, above-mentioned antimicrobial macromolecule carries uranium material uranium in the uranium solution that pH is about 8, uranium content is 20ppm and inhaled
Attached capacity is 295.49mg U/g ads, to Escherichia coli（E.coli, a kind of Gram-negative bacteria）Bacteriostasis rate be about
99.9%, to staphylococcus aureus（S.aureus, a kind of gram-positive bacteria）Bacteriostasis rate be about 99.9%.
Embodiment 3
1. 8g acrylamides and 2g acrylonitrile are added in three neck round bottom, add 30ml ultra-pure waters and heated in water-bath
To 50 DEG C, while stir to being completely dissolved；It is passed through N2Displaced air three times after, add gross mass be 0.02mg mol ratio be 1:
1 ammonium persulfate and sodium hydrogensulfite, isothermal reaction obtain transparent copolymerization product after 8 hours；Washed, purified altogether repeatedly with ethanol
After copolymer products, copolymerization product is dried in vacuo at 50 DEG C, obtains white granular product Poly (AM/AN).
2. 40g guanidine hydrochlorides and 48.6g1,6- hexamethylene diamine are added in three neck round bottom, in oil bath after being uniformly mixed
120 DEG C are heated in pot, after a large amount of ammonias are released, temperature is improved to 150 DEG C or so, after maintaining 6 hours, obtains high viscosity
Copolymerization product PHGC.
3. weighing 10g Poly (AM/AN) and 10g PHGC adds three neck round bottom, and adds the heating of 100ml ultra-pure waters
To 50 DEG C, while after being uniformly mixed, the glutaraldehyde solutions of 0.5g 50% are added, cross-linking reaction obtains dark brown friendship after 8 hours
Co-product；After being washed repeatedly with ethanol, purifying cross-linking products, cross-linking products are placed at 50 DEG C and are dried in vacuo, are obtained faint yellow
Cross-linking products Poly (AM/AN)-g-PHGC.
4. preparing the hydroxylamine hydrochloride solution that 100ml mass fractions are 10%, solvent is that volume ratio is 1:1 water and methanol mixes
Bonding solvent；Sodium hydroxide regulation pH value is added afterwards and to alkalescent pH8-pH10 and adds round-bottomed flask, adds 20g Poly
(AM/AN)-g-PHGC, flowed back 8 h in 80 DEG C of stirred in water bath, obtain fluffy solid product, after being washed, purifying repeatedly with ethanol
Obtain antimicrobial macromolecule and carry uranium material Poly (AM/AO)-g-PHGC.
After tested, above-mentioned antimicrobial macromolecule carries uranium material uranium in the uranium solution that pH is about 8, uranium content is 20ppm and inhaled
Attached capacity is 268.56mg U/g ads, to Escherichia coli（E.coli, a kind of Gram-negative bacteria）Bacteriostasis rate be about
99.9%, to staphylococcus aureus（S.aureus, a kind of gram-positive bacteria）Bacteriostasis rate be about 99.9%.
Embodiment 4
1. 9g acrylamides and 1g acrylonitrile are added in three neck round bottom, add 30ml ultra-pure waters and heated in water-bath
To 50 DEG C, while stir to being completely dissolved；It is passed through N2Displaced air three times after, add gross mass be 0.02mg mol ratio be 1:
1 ammonium persulfate and sodium hydrogensulfite, isothermal reaction obtain transparent copolymerization product after 8 hours；Washed, purified altogether repeatedly with ethanol
After copolymer products, copolymerization product is dried in vacuo at 50 DEG C, obtains white granular product Poly (AM/AN).
2. 40g guanidine hydrochlorides and 48.6g1,6- hexamethylene diamine are added in three neck round bottom, in oil bath after being uniformly mixed
120 DEG C are heated in pot, after a large amount of ammonias are released, temperature is improved to 150 DEG C or so, after maintaining 6 hours, obtains high viscosity
Copolymerization product PHGC.
3. weighing 10g Poly (AM/AN) and 10g PHGC adds three neck round bottom, and adds the heating of 100ml ultra-pure waters
To 50 DEG C, while after being uniformly mixed, the glutaraldehyde solutions of 0.5g 50% are added, cross-linking reaction obtains dark brown friendship after 8 hours
Co-product；After being washed repeatedly with ethanol, purifying cross-linking products, cross-linking products are placed at 50 DEG C and are dried in vacuo, are obtained faint yellow
Cross-linking products Poly (AM/AN)-g-PHGC.
4. preparing the hydroxylamine hydrochloride solution that 100ml mass fractions are 10%, solvent is that volume ratio is 1:1 water and methanol mixes
Bonding solvent；Sodium hydroxide regulation pH value is added afterwards and to alkalescent pH8-pH10 and adds round-bottomed flask, adds 20g Poly
(AM/AN)-g-PHGC, flowed back 8 h in 80 DEG C of stirred in water bath, obtain fluffy solid product, after being washed, purifying repeatedly with ethanol
Obtain antimicrobial macromolecule and carry uranium material Poly (AM/AO)-g-PHGC.
After tested, above-mentioned antimicrobial macromolecule carries uranium material uranium in the uranium solution that pH is about 8, uranium content is 20ppm and inhaled
Attached capacity is 256.22mg U/g ads, to Escherichia coli（E.coli, a kind of Gram-negative bacteria）Bacteriostasis rate be about
99.9%, to staphylococcus aureus（S.aureus, a kind of gram-positive bacteria）Bacteriostasis rate be about 99.9%.
The embodiment of various embodiments above is essentially identical, and the main distinction is, the mass percent of raw material components is different,
Cause the uranium absorption capacity for generating product Poly (AM/AO)-g-PHGC different with anti-microbial property.
The present invention is not limited to above-mentioned embodiment, person of ordinary skill in the field from above-mentioned design,
Without performing creative labour, made a variety of conversion, it is within the scope of the present invention.
Claims (2)
1. a kind of antimicrobial macromolecule carries uranium material, it is characterised in that described antimicrobial macromolecule puies forward the quality of the raw material of uranium material
Percent composition is as follows：
Acrylamide 19.82% ~ 29.73%；
Acrylonitrile 3.30% ~ 13.21%；
Initiator 0.0661%；
Guanidine hydrochloride 14.92%；
1,6- hexamethylene diamines 18.12%；
Glutaraldehyde 0.826%；
Hydroxylamine hydrochloride 33.04%；
Described initiator is the mixture of ammonium persulfate and sodium hydrogensulfite, and the mol ratio of ammonium persulfate and sodium hydrogensulfite is
1:1。
2. a kind of antimicrobial macromolecule puies forward the preparation method of uranium material, it is characterised in that described method comprises the following steps：
A. acrylamide and acrylonitrile are added in three neck round bottom, add ultra-pure water and be heated to 50 DEG C in water-bath,
Stirring is to being completely dissolved simultaneously；It is passed through N2After displaced air, it is that mol ratio is 1 to add initiator:1 ammonium persulfate and sulfurous acid
Hydrogen sodium, isothermal reaction is until obtaining transparent copolymerization product；, will copolymerization production after being washed repeatedly with ethanol, purifying copolymer products
Thing is 50oIt is dried in vacuo under C, obtains white granular product Poly (AM/AN), Poly (AM/AN) structural formula is as follows：
（1）；
B. guanidine hydrochloride and 1,6- hexamethylene diamines are added in three neck round bottom, be heated to after being uniformly mixed in oil bath pan
120 DEG C, after a large amount of ammonias are released, temperature is improved to 150 DEG C, until highly viscous copolymerization product PHGC is obtained, PHGC's
Structural formula is as follows：
（2）；
C. Poly (AM/AN) and PHGC is added into three neck round bottom, and adds ultra-pure water and be heated to 50 DEG C, be stirred simultaneously
After uniformly, glutaraldehyde solution is added, carries out cross-linking reaction until obtaining auburn cross-linking products；Washed, carried repeatedly with ethanol
After pure cross-linking products, cross-linking products are placed at 50 DEG C and are dried in vacuo, obtain flaxen cross-linking products Poly (AM/AN)-g-
PHGC, Poly (AM/AN)-g-PHGC structural formula is as follows：
（3）；
D. the hydroxylamine hydrochloride solution that solute is mass fraction 10% is prepared, solvent is that volume ratio is 1:1 water and methanol mixing is molten
Agent, solute is dissolved into solvent and forms solution；Add sodium hydroxide in the solution afterwards and adjust pH value to alkalescent pH8-
Round-bottomed flask is poured into after pH10, Poly (AM/AN)-g-PHGC is added, 80oThe backflow of C stirred in water bath is until obtain fluffy
Solid product, washed repeatedly with ethanol, purify and obtain antimicrobial macromolecule after solid product and carry uranium material Poly (AM/AO)-g-
PHGC, Poly (AM/AO)-g-PHGC structural formula is as follows：
（4）.
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| CN108484929A (en) * | 2018-06-11 | 2018-09-04 | 天津城建大学 | A kind of metal organic frame synthesis MIL-53 (Al)-AO based on amidoxime2Preparation method |
| CN109231344A (en) * | 2018-10-30 | 2019-01-18 | 中国工程物理研究院核物理与化学研究所 | A kind of polyamines class uranium absorption material and preparation method thereof |
| CN109371500A (en) * | 2018-10-30 | 2019-02-22 | 中国工程物理研究院核物理与化学研究所 | A kind of antibacterial mentions uranium fiber and preparation method thereof |
| CN109503832A (en) * | 2018-10-18 | 2019-03-22 | 上海高聚生物科技有限公司 | A kind of polycyclic oxygen propyl group hexyl guanidine hydrochloride and preparation method thereof |
| CN110846739A (en) * | 2019-12-12 | 2020-02-28 | 海南大学 | Anti-shrinkage antibacterial nano composite fiber material for extracting uranium from seawater and preparation method thereof |
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| CN109231344A (en) * | 2018-10-30 | 2019-01-18 | 中国工程物理研究院核物理与化学研究所 | A kind of polyamines class uranium absorption material and preparation method thereof |
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| CN110846739A (en) * | 2019-12-12 | 2020-02-28 | 海南大学 | Anti-shrinkage antibacterial nano composite fiber material for extracting uranium from seawater and preparation method thereof |
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