CN105597684B - 一种利用气‑固反应酯化改性制备疏水硅胶的方法 - Google Patents
一种利用气‑固反应酯化改性制备疏水硅胶的方法 Download PDFInfo
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- CN105597684B CN105597684B CN201510652217.5A CN201510652217A CN105597684B CN 105597684 B CN105597684 B CN 105597684B CN 201510652217 A CN201510652217 A CN 201510652217A CN 105597684 B CN105597684 B CN 105597684B
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- Prior art keywords
- silica gel
- washed
- gas
- neutrality
- maleic anhydride
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 116
- 239000000741 silica gel Substances 0.000 title claims abstract description 93
- 229910002027 silica gel Inorganic materials 0.000 title claims abstract description 93
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 30
- 230000032050 esterification Effects 0.000 title claims abstract description 20
- 238000005886 esterification reaction Methods 0.000 title claims abstract description 20
- 239000007787 solid Substances 0.000 title claims abstract description 20
- 230000004048 modification Effects 0.000 title claims abstract description 18
- 238000012986 modification Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title abstract description 14
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910001379 sodium hypophosphite Inorganic materials 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000001179 sorption measurement Methods 0.000 claims abstract description 19
- 229910002012 Aerosil® Inorganic materials 0.000 claims abstract description 17
- 239000002245 particle Substances 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 14
- 238000001027 hydrothermal synthesis Methods 0.000 claims abstract description 12
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000126 substance Substances 0.000 claims abstract description 11
- 238000001291 vacuum drying Methods 0.000 claims abstract description 10
- 238000002525 ultrasonication Methods 0.000 claims abstract description 9
- 239000012535 impurity Substances 0.000 claims abstract description 8
- 239000008367 deionised water Substances 0.000 claims abstract description 6
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 claims abstract description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 18
- 230000035484 reaction time Effects 0.000 claims description 12
- 238000005245 sintering Methods 0.000 claims description 12
- 239000012153 distilled water Substances 0.000 claims description 9
- 230000004044 response Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 239000003518 caustics Substances 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 abstract description 4
- 239000003054 catalyst Substances 0.000 abstract description 3
- 229960001866 silicon dioxide Drugs 0.000 description 74
- 239000003921 oil Substances 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000003463 adsorbent Substances 0.000 description 6
- 230000002209 hydrophobic effect Effects 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000003746 solid phase reaction Methods 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 150000004756 silanes Chemical class 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 125000004417 unsaturated alkyl group Chemical group 0.000 description 1
Landscapes
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Silicon Compounds (AREA)
Abstract
Description
Claims (5)
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CN201510652217.5A CN105597684B (zh) | 2015-10-10 | 2015-10-10 | 一种利用气‑固反应酯化改性制备疏水硅胶的方法 |
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CN201510652217.5A CN105597684B (zh) | 2015-10-10 | 2015-10-10 | 一种利用气‑固反应酯化改性制备疏水硅胶的方法 |
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CN105597684A CN105597684A (zh) | 2016-05-25 |
CN105597684B true CN105597684B (zh) | 2017-11-17 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111394881A (zh) * | 2020-04-15 | 2020-07-10 | 巢湖市翔宇渔具有限公司 | 一种硅胶增强耐老化渔网制备方法 |
CN114247418A (zh) * | 2021-12-22 | 2022-03-29 | 苏州东杏新材料科技有限公司 | 一种疏水疏油化改性硅胶吸附剂及其制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2805958A (en) * | 1955-03-08 | 1957-09-10 | Gen Electric | Preparation of hydrophobic silicas |
CN1408809A (zh) * | 2002-09-16 | 2003-04-09 | 陈新萍 | 一种用于三元复合驱的防垢剂及其应用 |
-
2015
- 2015-10-10 CN CN201510652217.5A patent/CN105597684B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2805958A (en) * | 1955-03-08 | 1957-09-10 | Gen Electric | Preparation of hydrophobic silicas |
CN1408809A (zh) * | 2002-09-16 | 2003-04-09 | 陈新萍 | 一种用于三元复合驱的防垢剂及其应用 |
Non-Patent Citations (2)
Title |
---|
Effect of hydrophobic and hydrophilic properties of solid acid catalysts on the esterification of maleic anhydride with ethanol;M. Bhagiyalakshmi等;《Catalysis Communications》;20080328;第9卷;第2007-2012页 * |
油气吸附剂及其改性方法;黄维秋等;《环境工程学报》;20100930;第4卷(第9期);第1926-1931页 * |
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