CN112593403A - 一种聚丙烯腈基强碱离子交换纤维的制备方法 - Google Patents
一种聚丙烯腈基强碱离子交换纤维的制备方法 Download PDFInfo
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- CN112593403A CN112593403A CN202011365446.6A CN202011365446A CN112593403A CN 112593403 A CN112593403 A CN 112593403A CN 202011365446 A CN202011365446 A CN 202011365446A CN 112593403 A CN112593403 A CN 112593403A
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- fiber
- polyacrylonitrile
- strong base
- ion exchange
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- 239000000835 fiber Substances 0.000 title claims abstract description 337
- 229920002239 polyacrylonitrile Polymers 0.000 title claims abstract description 194
- 238000005342 ion exchange Methods 0.000 title claims abstract description 120
- 238000002360 preparation method Methods 0.000 title claims abstract description 35
- 238000001035 drying Methods 0.000 claims abstract description 129
- 238000005406 washing Methods 0.000 claims abstract description 66
- 238000006243 chemical reaction Methods 0.000 claims abstract description 60
- 238000005956 quaternization reaction Methods 0.000 claims abstract description 50
- 238000004132 cross linking Methods 0.000 claims abstract description 46
- 238000001816 cooling Methods 0.000 claims abstract description 43
- 239000002994 raw material Substances 0.000 claims abstract description 42
- 238000000034 method Methods 0.000 claims abstract description 18
- 230000004048 modification Effects 0.000 claims abstract description 17
- 238000012986 modification Methods 0.000 claims abstract description 17
- 238000005580 one pot reaction Methods 0.000 claims abstract description 16
- 150000004985 diamines Chemical class 0.000 claims abstract description 12
- 150000001412 amines Chemical class 0.000 claims abstract description 11
- 239000003431 cross linking reagent Chemical class 0.000 claims abstract description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000008367 deionised water Substances 0.000 claims description 32
- 229910021641 deionized water Inorganic materials 0.000 claims description 32
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 claims description 20
- 230000007935 neutral effect Effects 0.000 claims description 19
- IUNMPGNGSSIWFP-UHFFFAOYSA-N dimethylaminopropylamine Chemical group CN(C)CCCN IUNMPGNGSSIWFP-UHFFFAOYSA-N 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 15
- 230000035484 reaction time Effects 0.000 claims description 15
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 claims description 14
- 229940073608 benzyl chloride Drugs 0.000 claims description 14
- VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 claims description 12
- 229960001124 trientine Drugs 0.000 claims description 12
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 6
- 239000003153 chemical reaction reagent Substances 0.000 claims description 6
- SNMVRZFUUCLYTO-UHFFFAOYSA-N n-propyl chloride Chemical compound CCCCl SNMVRZFUUCLYTO-UHFFFAOYSA-N 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- XFNJVJPLKCPIBV-UHFFFAOYSA-N trimethylenediamine Chemical compound NCCCN XFNJVJPLKCPIBV-UHFFFAOYSA-N 0.000 claims description 6
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 5
- 238000001291 vacuum drying Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 4
- -1 p-dichlorobenzyl Chemical group 0.000 claims description 3
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 claims description 2
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 claims description 2
- UXGNZZKBCMGWAZ-UHFFFAOYSA-N dimethylformamide dmf Chemical group CN(C)C=O.CN(C)C=O UXGNZZKBCMGWAZ-UHFFFAOYSA-N 0.000 claims description 2
- 235000019441 ethanol Nutrition 0.000 claims description 2
- DILRJUIACXKSQE-UHFFFAOYSA-N n',n'-dimethylethane-1,2-diamine Chemical compound CN(C)CCN DILRJUIACXKSQE-UHFFFAOYSA-N 0.000 claims description 2
- WHQSYGRFZMUQGQ-UHFFFAOYSA-N n,n-dimethylformamide;hydrate Chemical compound O.CN(C)C=O WHQSYGRFZMUQGQ-UHFFFAOYSA-N 0.000 claims description 2
- FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical group NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 claims description 2
- 229920002972 Acrylic fiber Polymers 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 4
- 229920000768 polyamine Polymers 0.000 abstract description 4
- 231100000331 toxic Toxicity 0.000 abstract description 4
- 230000002588 toxic effect Effects 0.000 abstract description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 31
- 238000005303 weighing Methods 0.000 description 30
- 238000001179 sorption measurement Methods 0.000 description 28
- 230000004584 weight gain Effects 0.000 description 26
- 235000019786 weight gain Nutrition 0.000 description 26
- 238000002156 mixing Methods 0.000 description 17
- 238000006011 modification reaction Methods 0.000 description 15
- 238000010992 reflux Methods 0.000 description 13
- 239000011651 chromium Substances 0.000 description 12
- 239000001110 calcium chloride Substances 0.000 description 8
- 229910001628 calcium chloride Inorganic materials 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 239000000460 chlorine Substances 0.000 description 7
- 238000007265 chloromethylation reaction Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 239000003957 anion exchange resin Substances 0.000 description 5
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 4
- 239000004734 Polyphenylene sulfide Substances 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- 229940061627 chloromethyl methyl ether Drugs 0.000 description 4
- 229920000069 polyphenylene sulfide Polymers 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 3
- LRWZZZWJMFNZIK-UHFFFAOYSA-N 2-chloro-3-methyloxirane Chemical compound CC1OC1Cl LRWZZZWJMFNZIK-UHFFFAOYSA-N 0.000 description 3
- XJUZRXYOEPSWMB-UHFFFAOYSA-N Chloromethyl methyl ether Chemical compound COCCl XJUZRXYOEPSWMB-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002657 fibrous material Substances 0.000 description 3
- 239000003456 ion exchange resin Substances 0.000 description 3
- 229920003303 ion-exchange polymer Polymers 0.000 description 3
- QOHMWDJIBGVPIF-UHFFFAOYSA-N n',n'-diethylpropane-1,3-diamine Chemical compound CCN(CC)CCCN QOHMWDJIBGVPIF-UHFFFAOYSA-N 0.000 description 3
- CHRJZRDFSQHIFI-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;styrene Chemical compound C=CC1=CC=CC=C1.C=CC1=CC=CC=C1C=C CHRJZRDFSQHIFI-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005349 anion exchange Methods 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical group 0.000 description 2
- 230000000711 cancerogenic effect Effects 0.000 description 2
- 231100000315 carcinogenic Toxicity 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000002329 infrared spectrum Methods 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 125000002560 nitrile group Chemical group 0.000 description 2
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 2
- 150000003141 primary amines Chemical class 0.000 description 2
- 150000003335 secondary amines Chemical group 0.000 description 2
- MPNXSZJPSVBLHP-UHFFFAOYSA-N 2-chloro-n-phenylpyridine-3-carboxamide Chemical compound ClC1=NC=CC=C1C(=O)NC1=CC=CC=C1 MPNXSZJPSVBLHP-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 238000001157 Fourier transform infrared spectrum Methods 0.000 description 1
- CTKINSOISVBQLD-UHFFFAOYSA-N Glycidol Chemical compound OCC1CO1 CTKINSOISVBQLD-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 238000005576 amination reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- HRQGCQVOJVTVLU-UHFFFAOYSA-N bis(chloromethyl) ether Chemical compound ClCOCCl HRQGCQVOJVTVLU-UHFFFAOYSA-N 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 229910001430 chromium ion Inorganic materials 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000001035 methylating effect Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 150000003512 tertiary amines Chemical group 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/325—Amines
- D06M13/332—Di- or polyamines
-
- 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
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/08—Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/16—Organic material
- B01J39/18—Macromolecular compounds
- B01J39/20—Macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/08—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with halogenated hydrocarbons
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/26—Polymers or copolymers of unsaturated carboxylic acids or derivatives thereof
- D06M2101/28—Acrylonitrile; Methacrylonitrile
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Description
C<sub>0</sub>(mg/L) | 100 | 80 | 60 | 40 | 20 |
C<sub>1</sub>(mg/L) | 0.43 | 0.17 | 0.15 | 0.13 | 0.05 |
R(%) | 99.57 | 99.79 | 99.75 | 99.68 | 99.75 |
Claims (8)
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CN202011365446.6A CN112593403B (zh) | 2020-11-28 | 2020-11-28 | 一种聚丙烯腈基强碱离子交换纤维的制备方法 |
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CN202011365446.6A CN112593403B (zh) | 2020-11-28 | 2020-11-28 | 一种聚丙烯腈基强碱离子交换纤维的制备方法 |
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CN112593403A true CN112593403A (zh) | 2021-04-02 |
CN112593403B CN112593403B (zh) | 2022-06-03 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114042437A (zh) * | 2021-11-12 | 2022-02-15 | 河南省科学院化学研究所有限公司 | 一种胺基弱碱性阴离子交换纤维制备工艺 |
CN115155337A (zh) * | 2022-06-29 | 2022-10-11 | 福州大学 | 一种三维多孔交联阴离子交换膜的制备方法 |
CN115178296A (zh) * | 2022-07-25 | 2022-10-14 | 佛山市安芯纤维科技有限公司 | 负载类普鲁士蓝光催化剂的功能纤维、制备方法和应用 |
CN117116520A (zh) * | 2023-08-16 | 2023-11-24 | 西南科技大学 | 一种强碱性高氟铀废水深度净化及铀资源回收的方法 |
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GB8506361D0 (en) * | 1985-03-12 | 1985-04-11 | Courtaulds Plc | Cationic fibre |
CN101879466A (zh) * | 2010-07-02 | 2010-11-10 | 河南省科学院化学研究所有限公司 | 一种强碱性阴离子交换纤维材料及其合成方法 |
CN102720057A (zh) * | 2012-07-03 | 2012-10-10 | 河南省科学院化学研究所有限公司 | 含有季铵基的纤维材料及其合成方法 |
CN104941588A (zh) * | 2015-06-01 | 2015-09-30 | 天津工业大学 | 一种可循环使用的快速去除重金属阴离子的纤维材料 |
CN109289803A (zh) * | 2018-09-29 | 2019-02-01 | 西南科技大学 | 多胺基/偕胺肟基修饰的多官能团离子交换纤维制备及使用方法 |
-
2020
- 2020-11-28 CN CN202011365446.6A patent/CN112593403B/zh active Active
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GB8506361D0 (en) * | 1985-03-12 | 1985-04-11 | Courtaulds Plc | Cationic fibre |
CN101879466A (zh) * | 2010-07-02 | 2010-11-10 | 河南省科学院化学研究所有限公司 | 一种强碱性阴离子交换纤维材料及其合成方法 |
CN102720057A (zh) * | 2012-07-03 | 2012-10-10 | 河南省科学院化学研究所有限公司 | 含有季铵基的纤维材料及其合成方法 |
CN104941588A (zh) * | 2015-06-01 | 2015-09-30 | 天津工业大学 | 一种可循环使用的快速去除重金属阴离子的纤维材料 |
CN109289803A (zh) * | 2018-09-29 | 2019-02-01 | 西南科技大学 | 多胺基/偕胺肟基修饰的多官能团离子交换纤维制备及使用方法 |
Non-Patent Citations (2)
Title |
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JUNFENG XIAO ET EL.: ""Novel functional fiber loaded with carbon dots for the deep removal of Cr(VI) by adsorption and photocatalytic reduction"", 《JOURNAL OF ENVIRONMENTAL SCIENCES》 * |
JUNFENG XIAO ET EL.: ""Novel functional fiber loaded with carbon dots for the deep removal of Cr(VI) by adsorption and photocatalytic reduction"", 《JOURNAL OF ENVIRONMENTAL SCIENCES》, vol. 83, 19 April 2019 (2019-04-19), pages 195 - 204, XP085718680, DOI: 10.1016/j.jes.2019.04.008 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114042437A (zh) * | 2021-11-12 | 2022-02-15 | 河南省科学院化学研究所有限公司 | 一种胺基弱碱性阴离子交换纤维制备工艺 |
CN114042437B (zh) * | 2021-11-12 | 2023-11-10 | 河南省科学院化学研究所有限公司 | 一种胺基弱碱性阴离子交换纤维制备工艺 |
CN115155337A (zh) * | 2022-06-29 | 2022-10-11 | 福州大学 | 一种三维多孔交联阴离子交换膜的制备方法 |
CN115155337B (zh) * | 2022-06-29 | 2023-10-27 | 福州大学 | 一种三维多孔交联阴离子交换膜的制备方法 |
CN115178296A (zh) * | 2022-07-25 | 2022-10-14 | 佛山市安芯纤维科技有限公司 | 负载类普鲁士蓝光催化剂的功能纤维、制备方法和应用 |
CN117116520A (zh) * | 2023-08-16 | 2023-11-24 | 西南科技大学 | 一种强碱性高氟铀废水深度净化及铀资源回收的方法 |
CN117116520B (zh) * | 2023-08-16 | 2024-02-06 | 西南科技大学 | 一种强碱性高氟铀废水深度净化及铀资源回收的方法 |
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