CN114276381A - 一种用于二氧化硅气凝胶生产的离子液体改性剂及其制备方法 - Google Patents
一种用于二氧化硅气凝胶生产的离子液体改性剂及其制备方法 Download PDFInfo
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- CN114276381A CN114276381A CN202111651319.7A CN202111651319A CN114276381A CN 114276381 A CN114276381 A CN 114276381A CN 202111651319 A CN202111651319 A CN 202111651319A CN 114276381 A CN114276381 A CN 114276381A
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- Prior art keywords
- ionic liquid
- silicon dioxide
- imidazole
- phosphorus
- modifier
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 172
- 239000002608 ionic liquid Substances 0.000 title claims abstract description 66
- 239000004964 aerogel Substances 0.000 title claims abstract description 65
- 239000000377 silicon dioxide Substances 0.000 title claims abstract description 63
- 235000012239 silicon dioxide Nutrition 0.000 title claims abstract description 63
- 239000003607 modifier Substances 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title abstract description 7
- 239000004965 Silica aerogel Substances 0.000 claims abstract description 46
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 43
- 238000004519 manufacturing process Methods 0.000 claims abstract description 17
- 150000002891 organic anions Chemical class 0.000 claims abstract description 10
- NMILVDSXWZZAKX-UHFFFAOYSA-N 1h-imidazole;silicon Chemical compound [Si].C1=CNC=N1 NMILVDSXWZZAKX-UHFFFAOYSA-N 0.000 claims abstract description 5
- HIVGXUNKSAJJDN-UHFFFAOYSA-N [Si].[P] Chemical group [Si].[P] HIVGXUNKSAJJDN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 150000001768 cations Chemical class 0.000 claims abstract description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 56
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 48
- 239000011259 mixed solution Substances 0.000 claims description 34
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 claims description 32
- 238000002791 soaking Methods 0.000 claims description 24
- 239000002904 solvent Substances 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 239000005051 trimethylchlorosilane Substances 0.000 claims description 14
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 12
- -1 alkyl imidazole Chemical compound 0.000 claims description 11
- 239000011574 phosphorus Substances 0.000 claims description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims description 9
- 238000012986 modification Methods 0.000 claims description 8
- 230000004048 modification Effects 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 6
- TUQOTMZNTHZOKS-UHFFFAOYSA-N tributylphosphine Chemical compound CCCCP(CCCC)CCCC TUQOTMZNTHZOKS-UHFFFAOYSA-N 0.000 claims description 6
- MCTWTZJPVLRJOU-UHFFFAOYSA-N 1-methyl-1H-imidazole Chemical compound CN1C=CN=C1 MCTWTZJPVLRJOU-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- SOVBXXIKGYIKIW-UHFFFAOYSA-M FC(C1=CC=C(C=C1)S(=O)(=O)[O-])(F)F.[K+] Chemical compound FC(C1=CC=C(C=C1)S(=O)(=O)[O-])(F)F.[K+] SOVBXXIKGYIKIW-UHFFFAOYSA-M 0.000 claims description 4
- QXZNUMVOKMLCEX-UHFFFAOYSA-N [Na].FC(F)(F)S(=O)(=O)NS(=O)(=O)C(F)(F)F Chemical compound [Na].FC(F)(F)S(=O)(=O)NS(=O)(=O)C(F)(F)F QXZNUMVOKMLCEX-UHFFFAOYSA-N 0.000 claims description 4
- KVFIZLDWRFTUEM-UHFFFAOYSA-N potassium;bis(trifluoromethylsulfonyl)azanide Chemical compound [K+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F KVFIZLDWRFTUEM-UHFFFAOYSA-N 0.000 claims description 4
- FISDWBRTMFKPKQ-UHFFFAOYSA-M sodium;4-(trifluoromethyl)benzenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C1=CC=C(C(F)(F)F)C=C1 FISDWBRTMFKPKQ-UHFFFAOYSA-M 0.000 claims description 4
- NPOZBHCPELPGKW-UHFFFAOYSA-N 1-(2-methylpropyl)imidazole Chemical compound CC(C)CN1C=CN=C1 NPOZBHCPELPGKW-UHFFFAOYSA-N 0.000 claims description 3
- MCMFEZDRQOJKMN-UHFFFAOYSA-N 1-butylimidazole Chemical compound CCCCN1C=CN=C1 MCMFEZDRQOJKMN-UHFFFAOYSA-N 0.000 claims description 3
- IWDFHWZHHOSSGR-UHFFFAOYSA-N 1-ethylimidazole Chemical compound CCN1C=CN=C1 IWDFHWZHHOSSGR-UHFFFAOYSA-N 0.000 claims description 3
- IPIORGCOGQZEHO-UHFFFAOYSA-N 1-propan-2-ylimidazole Chemical compound CC(C)N1C=CN=C1 IPIORGCOGQZEHO-UHFFFAOYSA-N 0.000 claims description 3
- IYVYLVCVXXCYRI-UHFFFAOYSA-N 1-propylimidazole Chemical compound CCCN1C=CN=C1 IYVYLVCVXXCYRI-UHFFFAOYSA-N 0.000 claims description 3
- RXJKFRMDXUJTEX-UHFFFAOYSA-N triethylphosphine Chemical compound CCP(CC)CC RXJKFRMDXUJTEX-UHFFFAOYSA-N 0.000 claims description 3
- KCTAHLRCZMOTKM-UHFFFAOYSA-N tripropylphosphane Chemical compound CCCP(CCC)CCC KCTAHLRCZMOTKM-UHFFFAOYSA-N 0.000 claims description 3
- LJXUEIZPEKVEBH-UHFFFAOYSA-N B([O-])([O-])F.B([O-])([O-])F.B([O-])([O-])F.B([O-])([O-])F.B([O-])([O-])F.B([O-])([O-])F.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+] Chemical compound B([O-])([O-])F.B([O-])([O-])F.B([O-])([O-])F.B([O-])([O-])F.B([O-])([O-])F.B([O-])([O-])F.[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+] LJXUEIZPEKVEBH-UHFFFAOYSA-N 0.000 claims description 2
- 125000002091 cationic group Chemical group 0.000 claims description 2
- LEURJORLFXXDGJ-UHFFFAOYSA-N dodecapotassium fluoro(dioxido)borane Chemical compound [K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[O-]B([O-])F.[O-]B([O-])F.[O-]B([O-])F.[O-]B([O-])F.[O-]B([O-])F.[O-]B([O-])F LEURJORLFXXDGJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910001499 potassium hexafluoroborate Inorganic materials 0.000 claims description 2
- 229910001501 sodium hexafluoroborate Inorganic materials 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 31
- 239000006087 Silane Coupling Agent Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 3
- 231100000331 toxic Toxicity 0.000 abstract description 3
- 230000002588 toxic effect Effects 0.000 abstract description 3
- 238000009835 boiling Methods 0.000 description 18
- 238000003756 stirring Methods 0.000 description 12
- 239000006228 supernatant Substances 0.000 description 12
- 238000002390 rotary evaporation Methods 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 5
- ZXMGHDIOOHOAAE-UHFFFAOYSA-N 1,1,1-trifluoro-n-(trifluoromethylsulfonyl)methanesulfonamide Chemical compound FC(F)(F)S(=O)(=O)NS(=O)(=O)C(F)(F)F ZXMGHDIOOHOAAE-UHFFFAOYSA-N 0.000 description 4
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- HZNVUJQVZSTENZ-UHFFFAOYSA-N 2,3-dichloro-5,6-dicyano-1,4-benzoquinone Chemical compound ClC1=C(Cl)C(=O)C(C#N)=C(C#N)C1=O HZNVUJQVZSTENZ-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000012643 polycondensation polymerization Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- DAGQYUCAQQEEJD-UHFFFAOYSA-N tris(2-methylpropyl)phosphane Chemical compound CC(C)CP(CC(C)C)CC(C)C DAGQYUCAQQEEJD-UHFFFAOYSA-N 0.000 description 1
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Abstract
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115253937A (zh) * | 2022-07-29 | 2022-11-01 | 江南大学 | 一种基于水玻璃制备SiO2/聚离子液体气凝胶的方法 |
CN115505314A (zh) * | 2022-09-27 | 2022-12-23 | 江苏中新瑞光学材料有限公司 | 一种高疏水性涂层的制备方法 |
Citations (4)
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JP2002260729A (ja) * | 2001-03-02 | 2002-09-13 | Tokuyama Corp | 非水電解液用電解質 |
CN102056934A (zh) * | 2008-04-18 | 2011-05-11 | 陶氏环球技术公司 | 甲硅烷基咪唑*盐络合物 |
CN102786449A (zh) * | 2008-12-05 | 2012-11-21 | 华中科技大学 | 一种由全氟烷基磺酰亚胺碱金属盐合成的离子液体 |
CN105377759A (zh) * | 2014-02-06 | 2016-03-02 | Lg化学株式会社 | 用于制备疏水性二氧化硅气凝胶的方法 |
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2021
- 2021-12-30 CN CN202111651319.7A patent/CN114276381B/zh active Active
Patent Citations (4)
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JP2002260729A (ja) * | 2001-03-02 | 2002-09-13 | Tokuyama Corp | 非水電解液用電解質 |
CN102056934A (zh) * | 2008-04-18 | 2011-05-11 | 陶氏环球技术公司 | 甲硅烷基咪唑*盐络合物 |
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Non-Patent Citations (4)
Title |
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"RN号459175-15-6", STN * |
SARAH A. WEICKER等: "Activation of Carbon Dioxide by Silyl Triflate-Based Frustrated Lewis Pairs", 《CHEM. EUR. J.》, vol. 21, pages 13027 - 13034 * |
ZAIJUN LI等: "A new room temperature ionic liquid 1-butyl-3-trimethylsilylimidazolium hexafluorophosphate as a solvent for extraction and preconcentration of mercury with determination by cold vapor atomic absorption spectrometry", 《TALANTA》, vol. 71, pages 68 - 72, XP005823816, DOI: 10.1016/j.talanta.2006.03.023 * |
徐飞等: "咪唑盐型离子液体[Cnmim][x]在SiO2气凝胶制备过程中的应用进展", 《硅酸盐通报》, vol. 30, pages 111 - 115 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115253937A (zh) * | 2022-07-29 | 2022-11-01 | 江南大学 | 一种基于水玻璃制备SiO2/聚离子液体气凝胶的方法 |
CN115253937B (zh) * | 2022-07-29 | 2024-04-30 | 江南大学 | 一种基于水玻璃制备SiO2/聚离子液体气凝胶的方法 |
CN115505314A (zh) * | 2022-09-27 | 2022-12-23 | 江苏中新瑞光学材料有限公司 | 一种高疏水性涂层的制备方法 |
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