CN101646622A - 制备疏水气凝胶的方法以及由其制备的疏水气凝胶 - Google Patents
制备疏水气凝胶的方法以及由其制备的疏水气凝胶 Download PDFInfo
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- CN101646622A CN101646622A CN200880010090A CN200880010090A CN101646622A CN 101646622 A CN101646622 A CN 101646622A CN 200880010090 A CN200880010090 A CN 200880010090A CN 200880010090 A CN200880010090 A CN 200880010090A CN 101646622 A CN101646622 A CN 101646622A
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- silica gel
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- 239000004964 aerogel Substances 0.000 title claims abstract description 39
- 230000002209 hydrophobic effect Effects 0.000 title claims abstract description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 162
- 239000002904 solvent Substances 0.000 claims abstract description 116
- 239000011240 wet gel Substances 0.000 claims abstract description 68
- 239000000741 silica gel Substances 0.000 claims abstract description 64
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 64
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical class CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims abstract description 61
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000006884 silylation reaction Methods 0.000 claims abstract description 51
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 37
- 239000000843 powder Substances 0.000 claims abstract description 31
- 238000002360 preparation method Methods 0.000 claims abstract description 31
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 claims abstract description 29
- 230000008569 process Effects 0.000 claims abstract description 23
- 229910004298 SiO 2 Inorganic materials 0.000 claims abstract description 16
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- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 claims description 18
- POPACFLNWGUDSR-UHFFFAOYSA-N methoxy(trimethyl)silane Chemical group CO[Si](C)(C)C POPACFLNWGUDSR-UHFFFAOYSA-N 0.000 claims description 16
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 8
- -1 propylene glycol ester Chemical class 0.000 claims description 7
- NEXSMEBSBIABKL-UHFFFAOYSA-N hexamethyldisilane Chemical compound C[Si](C)(C)[Si](C)(C)C NEXSMEBSBIABKL-UHFFFAOYSA-N 0.000 claims description 6
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 4
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 4
- DNIAPMSPPWPWGF-UHFFFAOYSA-N monopropylene glycol Natural products CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
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- 125000005908 glyceryl ester group Chemical group 0.000 claims description 2
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- 229960001866 silicon dioxide Drugs 0.000 description 54
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- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 21
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- 238000001035 drying Methods 0.000 description 20
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- 238000001914 filtration Methods 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 239000000017 hydrogel Substances 0.000 description 9
- 239000004115 Sodium Silicate Substances 0.000 description 8
- 229910052911 sodium silicate Inorganic materials 0.000 description 8
- 238000005406 washing Methods 0.000 description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 7
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- 239000000460 chlorine Substances 0.000 description 7
- 230000035484 reaction time Effects 0.000 description 7
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- 238000001704 evaporation Methods 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 6
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- 229910001415 sodium ion Inorganic materials 0.000 description 6
- 239000003643 water by type Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
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- 239000012071 phase Substances 0.000 description 5
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- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 3
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 150000002191 fatty alcohols Chemical class 0.000 description 3
- 150000002576 ketones Chemical class 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 3
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
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- 125000001931 aliphatic group Chemical group 0.000 description 2
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- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 125000004106 butoxy group Chemical group [*]OC([H])([H])C([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 2
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- 150000002148 esters Chemical class 0.000 description 2
- SBRXLTRZCJVAPH-UHFFFAOYSA-N ethyl(trimethoxy)silane Chemical compound CC[Si](OC)(OC)OC SBRXLTRZCJVAPH-UHFFFAOYSA-N 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 2
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 2
- 239000002798 polar solvent Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 238000000352 supercritical drying Methods 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- DENFJSAFJTVPJR-UHFFFAOYSA-N triethoxy(ethyl)silane Chemical compound CCO[Si](CC)(OCC)OCC DENFJSAFJTVPJR-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
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- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
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- 239000011707 mineral Substances 0.000 description 1
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/157—After-treatment of gels
- C01B33/158—Purification; Drying; Dehydrating
- C01B33/1585—Dehydration into aerogels
-
- 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
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/157—After-treatment of gels
- C01B33/159—Coating or hydrophobisation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/16—Preparation of silica xerogels
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Silicon Compounds (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070029648A KR100848856B1 (ko) | 2007-03-27 | 2007-03-27 | 영구적 소수성을 갖는 에어로겔의 제조 방법 및 이로부터제조된 영구적 소수성을 갖는 에어로겔 |
KR1020070029648 | 2007-03-27 | ||
KR10-2007-0029648 | 2007-03-27 | ||
PCT/KR2008/001730 WO2008117995A1 (en) | 2007-03-27 | 2008-03-27 | Method for preparing hydrophobic aerogel and hydrophobic aerogel prepared therefrom |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101646622A true CN101646622A (zh) | 2010-02-10 |
CN101646622B CN101646622B (zh) | 2012-01-04 |
Family
ID=39788692
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008800100905A Active CN101646622B (zh) | 2007-03-27 | 2008-03-27 | 制备疏水气凝胶的方法以及由其制备的疏水气凝胶 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8137651B2 (zh) |
KR (1) | KR100848856B1 (zh) |
CN (1) | CN101646622B (zh) |
WO (1) | WO2008117995A1 (zh) |
Cited By (18)
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CN103101917A (zh) * | 2011-11-09 | 2013-05-15 | Emp有限公司 | 超疏水性二氧化硅气凝胶粉末 |
CN103723737A (zh) * | 2014-01-03 | 2014-04-16 | 江苏大学 | 一种有机硅高沸物改性合成疏水气凝胶的方法 |
CN103752277A (zh) * | 2014-02-25 | 2014-04-30 | 海南大学 | 一种吸油气凝胶及其制备方法 |
CN104334517A (zh) * | 2012-05-11 | 2015-02-04 | 莱姆泰克株式会社 | 用于气凝胶制造的溶剂-置换溶剂以及使用所述溶剂-置换溶剂的疏水化气凝胶制造方法 |
CN104787772A (zh) * | 2015-03-23 | 2015-07-22 | 河北金纳科技有限公司 | 一种疏水型纳米气凝胶复合材料的制备方法 |
CN105555710A (zh) * | 2013-08-02 | 2016-05-04 | 瑞士材料试验研究所 | 用于制备气凝胶材料的方法 |
CN107922204A (zh) * | 2016-03-24 | 2018-04-17 | 株式会社Lg化学 | 二氧化硅气凝胶的制备*** |
CN108017062A (zh) * | 2017-12-08 | 2018-05-11 | 陆春辉 | 疏水二氧化硅气凝胶及其制备方法 |
CN108046274A (zh) * | 2018-01-16 | 2018-05-18 | 天津摩根坤德高新科技发展有限公司 | SiO2气凝胶及其制备方法 |
CN108290742A (zh) * | 2016-09-12 | 2018-07-17 | 株式会社Lg化学 | 二氧化硅气凝胶的制备方法和由其制备的二氧化硅气凝胶 |
CN108290743A (zh) * | 2015-05-29 | 2018-07-17 | 纳米分析及材料责任有限公司 | 用于生产二氧化硅气凝胶的溶胶-凝胶方法 |
CN107922203B (zh) * | 2016-03-28 | 2020-11-27 | 株式会社Lg化学 | 球形二氧化硅气凝胶颗粒的制备方法和由其制备的球形二氧化硅气凝胶颗粒 |
US10919772B2 (en) | 2015-11-03 | 2021-02-16 | Lg Chem, Ltd. | Method for preparing hydrophobic metal oxide-silica composite aerogel, and hydrophobic metal oxide-silica composite aerogel prepared thereby |
US10941897B2 (en) | 2015-02-13 | 2021-03-09 | Lg Chem, Ltd. | Preparation method of silica aerogel-containing blanket and silica aerogel-containing blanket prepared by using the same |
WO2021069783A1 (es) | 2019-10-07 | 2021-04-15 | Consejo Superior De Investigaciones Científicas | Procedimiento para la preparación de aerogeles hidrofóbicos |
US11279622B2 (en) | 2016-09-12 | 2022-03-22 | Lg Chem, Ltd. | Method for producing silica aerogel and silica aerogel produced thereby |
US11505657B2 (en) | 2016-03-24 | 2022-11-22 | Lg Chem, Ltd. | System and rotating blade unit for preparing silica aerogel |
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KR101985088B1 (ko) * | 2017-08-21 | 2019-05-31 | 동국대학교 산학협력단 | 소수성 셀룰로오스 에어로겔의 제조방법 |
WO2019076977A1 (en) * | 2017-10-18 | 2019-04-25 | Prtc Nv | METHOD FOR PREPARING A SILICLE AEROGEL |
KR102475766B1 (ko) * | 2018-05-11 | 2022-12-08 | 주식회사 엘지화학 | 재활용 용매를 사용하는 실리카 에어로겔 블랭킷 제조방법 |
KR102314067B1 (ko) * | 2019-08-16 | 2021-10-19 | 주식회사 지엘켐 | 계면활성제가 적용된 소수성 실리카 에어로겔 분말과, 실리카 에어로겔을 사용한 복합발포체의 제조방법 및 이를 이용한 실리카 에어로겔 복합발포체 |
CN110918011A (zh) * | 2019-12-09 | 2020-03-27 | 东北林业大学 | 一种SiO2/玻璃纤维复合气凝胶的制备方法及应用 |
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Also Published As
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US20100119432A1 (en) | 2010-05-13 |
WO2008117995A1 (en) | 2008-10-02 |
CN101646622B (zh) | 2012-01-04 |
US8137651B2 (en) | 2012-03-20 |
KR100848856B1 (ko) | 2008-07-29 |
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