DE3025437C2 - Verfahren zum Herstellen von Kieselsäurexerogel mit großem Porenvolumen - Google Patents
Verfahren zum Herstellen von Kieselsäurexerogel mit großem PorenvolumenInfo
- Publication number
- DE3025437C2 DE3025437C2 DE3025437A DE3025437A DE3025437C2 DE 3025437 C2 DE3025437 C2 DE 3025437C2 DE 3025437 A DE3025437 A DE 3025437A DE 3025437 A DE3025437 A DE 3025437A DE 3025437 C2 DE3025437 C2 DE 3025437C2
- Authority
- DE
- Germany
- Prior art keywords
- water
- acid
- hydrogel
- pore volume
- silica gel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000011148 porous material Substances 0.000 title claims description 19
- 229910002028 silica xerogel Inorganic materials 0.000 title claims description 4
- 238000000034 method Methods 0.000 title description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 29
- 239000000017 hydrogel Substances 0.000 claims description 23
- 239000002253 acid Substances 0.000 claims description 16
- 238000001035 drying Methods 0.000 claims description 12
- 239000003960 organic solvent Substances 0.000 claims description 12
- 229910002027 silica gel Inorganic materials 0.000 claims description 9
- 239000000741 silica gel Substances 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000000047 product Substances 0.000 claims description 4
- 229910052910 alkali metal silicate Inorganic materials 0.000 claims description 2
- 239000007795 chemical reaction product Substances 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
- 239000000377 silicon dioxide Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 6
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 6
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 6
- 238000005406 washing Methods 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
- 239000000499 gel Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 235000019353 potassium silicate Nutrition 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- 230000003472 neutralizing effect Effects 0.000 description 3
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 3
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- YNJBWRMUSHSURL-UHFFFAOYSA-N trichloroacetic acid Chemical compound OC(=O)C(Cl)(Cl)Cl YNJBWRMUSHSURL-UHFFFAOYSA-N 0.000 description 2
- 238000002061 vacuum sublimation Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 229960000583 acetic acid Drugs 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229940093915 gynecological organic acid Drugs 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004811 liquid chromatography Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000012454 non-polar solvent Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- -1 polydimethylsiloxane Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
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
- C01B33/16—Preparation of silica xerogels
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS794807A CS208879B1 (en) | 1979-07-09 | 1979-07-09 | Preparation method of silicic acid xerogel with high volumen of pores |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3025437A1 DE3025437A1 (de) | 1981-01-29 |
| DE3025437C2 true DE3025437C2 (de) | 1983-07-21 |
Family
ID=5391634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3025437A Expired DE3025437C2 (de) | 1979-07-09 | 1980-07-04 | Verfahren zum Herstellen von Kieselsäurexerogel mit großem Porenvolumen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4382070A (OSRAM) |
| JP (1) | JPS5617919A (OSRAM) |
| CS (1) | CS208879B1 (OSRAM) |
| DE (1) | DE3025437C2 (OSRAM) |
| FR (1) | FR2460890A1 (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19506141A1 (de) * | 1995-02-22 | 1996-08-29 | Hoechst Ag | Verwendung von Aerogelen in der Pharmazie, in der Kosmetik und im Pflanzenschutz |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60180911A (ja) * | 1984-02-27 | 1985-09-14 | Nippon Chem Ind Co Ltd:The | 高純度シリカおよびその製造法 |
| US4649037A (en) * | 1985-03-29 | 1987-03-10 | Allied Corporation | Spray-dried inorganic oxides from non-aqueous gels or solutions |
| DE3533805C2 (de) * | 1985-09-21 | 1996-02-29 | Basf Ag | Verfahren zur Herstellung von Isolierscheiben mit hoher Wärme- und/oder Schallisolierung |
| DE4422912A1 (de) * | 1994-06-30 | 1996-01-11 | Hoechst Ag | Xerogele, Verfahren zu ihrer Herstellung, sowie ihre Verwendung |
| US6645908B1 (en) | 1996-09-30 | 2003-11-11 | Ut-Battelle, Llc | Sol-gel derived sorbents |
| DE19648798C2 (de) | 1996-11-26 | 1998-11-19 | Hoechst Ag | Verfahren zur Herstellung von organisch modifizierten Aerogelen durch Oberflächenmodifikation des wäßrigen Gels (ohne vorherigen Lösungsmitteltausch) und anschließender Trocknung |
| DE19718740A1 (de) | 1997-05-02 | 1998-11-05 | Hoechst Ag | Verfahren zur Granulierung von Aerogelen |
| DE19718741A1 (de) | 1997-05-02 | 1998-11-05 | Hoechst Ag | Verfahren zur Kompaktierung von Aerogelen |
| DE19756633A1 (de) | 1997-12-19 | 1999-06-24 | Hoechst Ag | Verfahren zur unterkritischen Trocknung von Lyogelen zu Aerogelen |
| DE19801004A1 (de) | 1998-01-14 | 1999-07-15 | Cabot Corp | Verfahren zur Herstellung von im wesentlichen kugelförmigen Lyogelen in wasserunlöslichen Silylierungsmitteln |
| DE59811774D1 (de) * | 1998-06-05 | 2004-09-09 | Cabot Corp | Nanoporöse interpenetrierende organisch-anorganische netzwerke |
| JP5848128B2 (ja) | 2008-09-30 | 2016-01-27 | フレセニウス メディカル ケア ホールディングス インコーポレーテッド | 共有結合的に固定化した酵素及びその製造方法 |
| JP6042085B2 (ja) * | 2012-03-27 | 2016-12-14 | 株式会社トクヤマ | エアロゲル及び該エアロゲルからなる艶消し剤 |
| EP3204146B1 (en) * | 2014-10-09 | 2022-12-07 | SAIPEM S.p.A. | Processes for carbon dioxide capture with biocatalyst recovery system |
| CN112047352B (zh) * | 2019-07-08 | 2021-11-30 | 福建远翔新材料股份有限公司 | 一种高吸附效率啤酒防混浊剂用二氧化硅的生产方法 |
| CN110918049A (zh) * | 2019-12-19 | 2020-03-27 | 乳山市大洋硅胶厂 | 一种甲烷吸附硅胶的制备方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3526603A (en) * | 1968-03-05 | 1970-09-01 | Grace W R & Co | Process for increasing pore volume of intermediate density silica gel |
| US3652215A (en) * | 1968-08-06 | 1972-03-28 | Nat Petro Chemicals Co Inc | Preparation of silica gels |
| US3819811A (en) * | 1968-08-06 | 1974-06-25 | Nat Petro Chem | Preparation of silica gels |
| US3959174A (en) * | 1971-08-24 | 1976-05-25 | W. R. Grace & Co. | Method of selectively producing high pore volume silica gel |
| US3977993A (en) * | 1975-03-12 | 1976-08-31 | Gulf Research & Development Company | Metal oxide aerogels |
| JPS51115298A (en) * | 1975-04-03 | 1976-10-09 | Agency Of Ind Science & Technol | Process for production of spherical silica gel |
| US4246139A (en) * | 1975-09-15 | 1981-01-20 | Phillips Petroleum Company | Silica production |
| US4206297A (en) * | 1977-04-25 | 1980-06-03 | Chemplex Company | Polymerization catalysts and methods |
| US4169926A (en) * | 1978-01-16 | 1979-10-02 | Phillips Petroleum Company | Inorganic hydrogels and uses thereof |
| US4301034A (en) * | 1980-05-21 | 1981-11-17 | Phillips Petroleum Company | Silica from single phase controlled hydrolysis of silicate ester |
-
1979
- 1979-07-09 CS CS794807A patent/CS208879B1/cs unknown
-
1980
- 1980-07-04 DE DE3025437A patent/DE3025437C2/de not_active Expired
- 1980-07-04 FR FR8014939A patent/FR2460890A1/fr active Granted
- 1980-07-08 JP JP9233580A patent/JPS5617919A/ja active Pending
-
1981
- 1981-12-28 US US06/335,094 patent/US4382070A/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19506141A1 (de) * | 1995-02-22 | 1996-08-29 | Hoechst Ag | Verwendung von Aerogelen in der Pharmazie, in der Kosmetik und im Pflanzenschutz |
Also Published As
| Publication number | Publication date |
|---|---|
| US4382070A (en) | 1983-05-03 |
| DE3025437A1 (de) | 1981-01-29 |
| FR2460890B3 (OSRAM) | 1982-05-14 |
| FR2460890A1 (fr) | 1981-01-30 |
| CS208879B1 (en) | 1981-10-30 |
| JPS5617919A (en) | 1981-02-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8330 | Complete disclaimer |