CA2287849A1 - Method for granulating aerogels - Google Patents
Method for granulating aerogels Download PDFInfo
- Publication number
- CA2287849A1 CA2287849A1 CA002287849A CA2287849A CA2287849A1 CA 2287849 A1 CA2287849 A1 CA 2287849A1 CA 002287849 A CA002287849 A CA 002287849A CA 2287849 A CA2287849 A CA 2287849A CA 2287849 A1 CA2287849 A1 CA 2287849A1
- Authority
- CA
- Canada
- Prior art keywords
- aerogels
- aerogel particles
- agglomerates
- mixing apparatus
- 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.)
- Abandoned
Links
- 239000004964 aerogel Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000002245 particle Substances 0.000 claims abstract description 20
- 239000011230 binding agent Substances 0.000 claims abstract description 9
- 239000007787 solid Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 2
- 239000000945 filler Substances 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims description 2
- 238000005469 granulation Methods 0.000 claims 1
- 230000003179 granulation Effects 0.000 claims 1
- 239000000725 suspension Substances 0.000 claims 1
- 239000000499 gel Substances 0.000 description 19
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000001035 drying Methods 0.000 description 10
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- 235000019353 potassium silicate Nutrition 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 241000271569 Rhea Species 0.000 description 2
- 238000005903 acid hydrolysis reaction Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000352 supercritical drying Methods 0.000 description 2
- 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 1
- CROYZNIEESCKGY-UHFFFAOYSA-N 1-(5-methoxy-4-methyl-2-methylsulfanylphenyl)propan-2-amine Chemical compound COC1=CC(CC(C)N)=C(SC)C=C1C CROYZNIEESCKGY-UHFFFAOYSA-N 0.000 description 1
- 229910002012 Aerosil® Inorganic materials 0.000 description 1
- 241001432959 Chernes Species 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 241001122767 Theaceae Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical compound O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 description 1
- 230000016507 interphase Effects 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 125000003808 silyl group Chemical group [H][Si]([H])([H])[*] 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- 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
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/14—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic in rotating dishes or pans
-
- 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
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/16—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by suspending the powder material in a gas, e.g. in fluidised beds or as a falling curtain
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Silicon Compounds (AREA)
- Colloid Chemistry (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19718740A DE19718740A1 (de) | 1997-05-02 | 1997-05-02 | Verfahren zur Granulierung von Aerogelen |
| DE19718740.4 | 1997-05-02 | ||
| PCT/EP1998/002519 WO1998050144A1 (de) | 1997-05-02 | 1998-04-29 | Verfahren zur granulierung von aerogelen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2287849A1 true CA2287849A1 (en) | 1998-11-12 |
Family
ID=7828544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002287849A Abandoned CA2287849A1 (en) | 1997-05-02 | 1998-04-29 | Method for granulating aerogels |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6481649B1 (cg-RX-API-DMAC7.html) |
| EP (1) | EP0979141A1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP2001523162A (cg-RX-API-DMAC7.html) |
| KR (1) | KR20010012153A (cg-RX-API-DMAC7.html) |
| CN (1) | CN1126592C (cg-RX-API-DMAC7.html) |
| CA (1) | CA2287849A1 (cg-RX-API-DMAC7.html) |
| DE (1) | DE19718740A1 (cg-RX-API-DMAC7.html) |
| WO (1) | WO1998050144A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US7654728B2 (en) | 1997-10-24 | 2010-02-02 | Revalesio Corporation | System and method for therapeutic application of dissolved oxygen |
| US7128278B2 (en) | 1997-10-24 | 2006-10-31 | Microdiffusion, Inc. | System and method for irritating with aerated water |
| US6702949B2 (en) | 1997-10-24 | 2004-03-09 | Microdiffusion, Inc. | Diffuser/emulsifier for aquaculture applications |
| US6386751B1 (en) | 1997-10-24 | 2002-05-14 | Diffusion Dynamics, Inc. | Diffuser/emulsifier |
| US8034749B2 (en) | 2002-12-31 | 2011-10-11 | Baker Hughes Incorporated | Aerogels effective to reduce drilling fluid density |
| US20050219693A1 (en) * | 2004-04-02 | 2005-10-06 | David Hartkop | Scanning aperture three dimensional display device |
| US20060084707A1 (en) * | 2004-10-15 | 2006-04-20 | Aspen Aerogels, Inc. | Methods for manufacture of aerogels |
| KR101091860B1 (ko) * | 2006-10-10 | 2011-12-12 | 한국생산기술연구원 | 영구적 소수성을 갖는 에어로겔의 제조 방법 및 이로부터 제조된 영구적 소수성을 갖는 에어로겔 |
| US8445546B2 (en) | 2006-10-25 | 2013-05-21 | Revalesio Corporation | Electrokinetically-altered fluids comprising charge-stabilized gas-containing nanostructures |
| US7919534B2 (en) | 2006-10-25 | 2011-04-05 | Revalesio Corporation | Mixing device |
| US8609148B2 (en) | 2006-10-25 | 2013-12-17 | Revalesio Corporation | Methods of therapeutic treatment of eyes |
| US8784898B2 (en) | 2006-10-25 | 2014-07-22 | Revalesio Corporation | Methods of wound care and treatment |
| EP2083876A4 (en) | 2006-10-25 | 2012-09-19 | Revalesio Corp | WOUND CARE AND TREATMENT METHOD |
| US8784897B2 (en) | 2006-10-25 | 2014-07-22 | Revalesio Corporation | Methods of therapeutic treatment of eyes |
| US8591957B2 (en) | 2006-10-25 | 2013-11-26 | Revalesio Corporation | Methods of therapeutic treatment of eyes and other human tissues using an oxygen-enriched solution |
| US10125359B2 (en) | 2007-10-25 | 2018-11-13 | Revalesio Corporation | Compositions and methods for treating inflammation |
| US9523090B2 (en) | 2007-10-25 | 2016-12-20 | Revalesio Corporation | Compositions and methods for treating inflammation |
| US9745567B2 (en) | 2008-04-28 | 2017-08-29 | Revalesio Corporation | Compositions and methods for treating multiple sclerosis |
| AU2009243045B2 (en) | 2008-05-01 | 2015-01-29 | Revalesio Corporation | Compositions and methods for treating digestive disorders |
| US8815292B2 (en) | 2009-04-27 | 2014-08-26 | Revalesio Corporation | Compositions and methods for treating insulin resistance and diabetes mellitus |
| SG185133A1 (en) | 2010-05-07 | 2012-12-28 | Revalesio Corp | Compositions and methods for enhancing physiological performance and recovery time |
| KR20130091759A (ko) | 2010-08-12 | 2013-08-19 | 레발레시오 코퍼레이션 | 타우병증의 치료를 위한 조성물 및 방법 |
| US8697766B2 (en) * | 2011-02-24 | 2014-04-15 | Basf Se | Process for producing pulverulent porous materials |
| EP2581216A1 (en) | 2011-10-12 | 2013-04-17 | Dow Global Technologies LLC | Panel with fire barrier |
| DE102015207939A1 (de) | 2015-04-29 | 2016-11-03 | Wacker Chemie Ag | Verfahren zur Herstellung organisch modifizierter Aerogele |
| DE102015207944A1 (de) | 2015-04-29 | 2016-11-03 | Wacker Chemie Ag | Verfahren zur Herstellung organisch modifizierter Aerogele |
| DE102015211812A1 (de) | 2015-06-25 | 2016-12-29 | Wacker Chemie Ag | Wirtschaftliches Verfahren zur Herstellung von organisch modifizierten Lyo- oder Aerogelen |
| CN108147401B (zh) * | 2018-01-12 | 2019-11-15 | 昂星新型碳材料常州有限公司 | 石墨烯气凝胶粉末的制备方法 |
| US12030782B2 (en) | 2018-02-14 | 2024-07-09 | Lg Chem, Ltd. | Method for producing hydrophobic silica aerogel granules |
| CN110077079B (zh) * | 2019-05-29 | 2020-12-29 | 浙江康廷电子科技有限公司 | 一种气凝胶与pet基材的复合结构及其制备工艺 |
| WO2023148082A1 (en) | 2022-02-03 | 2023-08-10 | Empa Eidgenössische Materialprüfungs- Und Forschungsanstalt | Binder-free bulk silica aerogel material, method of producing the same and uses thereof |
| EP4382498A1 (en) | 2022-12-09 | 2024-06-12 | EMPA Eidgenössische Materialprüfungs- und Forschungsanstalt | Binder-free bulk silica aerogel material, method of producing the same and uses thereof |
| CN117209182A (zh) * | 2023-08-28 | 2023-12-12 | 武汉理工大学 | 一种大颗粒气凝胶复合材料、制备方法、造球机 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE296898C (cg-RX-API-DMAC7.html) | ||||
| DE261581C (de) | 1912-01-17 | 1913-06-25 | Krupp Ag | Aufschlagzünder mit ein- und ausschaltbarer Verzögerung |
| US2093454A (en) | 1934-10-01 | 1937-09-21 | Samuel S Kistler | Method of producing aerogels |
| US2385217A (en) | 1942-10-09 | 1945-09-18 | Socony Vacuum Oil Co Inc | Gel pellets |
| GB607234A (en) | 1946-01-15 | 1948-08-27 | Standard Oil Dev Co | Improved process for the preparation of gel particles |
| BE494972A (cg-RX-API-DMAC7.html) | 1949-04-07 | |||
| GB682574A (en) | 1950-05-04 | 1952-11-12 | Dow Corning Ltd | Improvements in or relating to silica compositions |
| US2680696A (en) | 1951-02-14 | 1954-06-08 | Du Pont | Method of esterifying the surface of a silica substrate having a reactive silanol surface |
| US2786042A (en) | 1951-11-23 | 1957-03-19 | Du Pont | Process for preparing sols of colloidal particles of reacted amorphous silica and products thereof |
| US2886460A (en) | 1954-09-14 | 1959-05-12 | Du Pont | Organophilic and hydrophilic composition |
| US3015645A (en) | 1954-10-06 | 1962-01-02 | Dow Corning | Silica powders |
| GB783868A (en) | 1954-10-06 | 1957-10-02 | Midland Silicones Ltd | A process of preparing hydrophobic organo-silicon powders |
| US2978298A (en) | 1956-09-04 | 1961-04-04 | Gen Electric | Process for producing hydrophobic aerogels |
| US3122520A (en) | 1959-10-05 | 1964-02-25 | Dow Corning | Method of making silicone rubber fillers |
| US3024126A (en) | 1960-06-15 | 1962-03-06 | Dow Corning | Method of treating reinforcing silica |
| DE1667078B2 (de) | 1967-10-31 | 1979-07-19 | W.R. Grace & Co., New York, N.Y. (V.St.A.) | Verfahren zur Herstellung von kugelförmigen Kieselsäurehydrogelen |
| SE319161B (cg-RX-API-DMAC7.html) | 1968-01-30 | 1970-01-12 | Fosfatbolaget Ab | |
| US3794713A (en) | 1968-08-06 | 1974-02-26 | Nat Petro Chem | Preparation of silica gels |
| DE2103243C3 (de) | 1971-01-25 | 1979-01-11 | Basf Ag, 6700 Ludwigshafen | Verfahren und Vorrichtung zur Herstellung von weitgehend kugelförmigen, Kieselsäure enthaltenden Hydrogelen |
| US4101443A (en) | 1976-06-01 | 1978-07-18 | Union Carbide Corporation | Transient antifoam compositions |
| US4101442A (en) | 1976-06-01 | 1978-07-18 | Union Carbide Corporation | Non-aqueous antifoam compositions |
| US4190457A (en) | 1978-06-09 | 1980-02-26 | Phillips Petroleum Co. | Preparation of inorganic xerogels |
| CS208879B1 (en) | 1979-07-09 | 1981-10-30 | Ivan Novak | Preparation method of silicic acid xerogel with high volumen of pores |
| DE2951577A1 (de) * | 1979-12-21 | 1981-07-02 | Grünzweig + Hartmann und Glasfaser AG, 6700 Ludwigshafen | Verfahren zur herstellung von waermeisolierkoerpern sowie vorrichtung zur durchfuehrung des verfahrens |
| US4344800A (en) | 1980-06-03 | 1982-08-17 | Dow Corning Corporation | Method for producing hydrophobic reinforcing silica fillers and fillers obtained thereby |
| DE3329016A1 (de) | 1983-08-11 | 1985-02-28 | Basf Ag, 6700 Ludwigshafen | Verfahren zum herstellen von polymerisaten des ethylens mittels eines kieselsaeure-xerogel/chromtrioxid-katalysators |
| DE3429671A1 (de) | 1984-08-11 | 1986-02-20 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von aerogelen |
| JPS6169867A (ja) | 1984-09-13 | 1986-04-10 | Mitsubishi Rayon Co Ltd | シリカ微粒子含有樹脂組成物 |
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| FR2584698B1 (fr) * | 1985-07-15 | 1990-05-18 | Rhone Poulenc Spec Chim | Procede de preparation de particules de silice spheroidales |
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| FR2613708B1 (fr) | 1987-04-13 | 1990-10-12 | Rhone Poulenc Chimie | Silice de precipitation hydrophobe, son procede de preparation et son application au renforcement des elastomeres silicones |
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| US5409683A (en) | 1990-08-23 | 1995-04-25 | Regents Of The University Of California | Method for producing metal oxide aerogels |
| DE69128073T2 (de) | 1990-08-23 | 1998-02-26 | Univ California As Represented | Verfahren zur herstellung von metalloxidaerogelen mit dichte weniger als 0,02 g/cm3 |
| JP2646150B2 (ja) | 1990-08-27 | 1997-08-25 | 出光興産 株式会社 | 撥水性シリカゾルおよびその製造方法 |
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| NO912006D0 (no) | 1991-05-24 | 1991-05-24 | Sinvent As | Fremgangsmaate for fremstilling av et silika-aerogel-lignende materiale. |
| DE4201306A1 (de) | 1992-01-20 | 1993-07-22 | Basf Ag | Formteile oder platten aus silica-aerogelen |
| US5565142A (en) | 1992-04-01 | 1996-10-15 | Deshpande; Ravindra | Preparation of high porosity xerogels by chemical surface modification. |
| DE4231749A1 (de) | 1992-09-23 | 1994-03-24 | Basf Ag | Verfahren zur Herstellung eines Trägerkatalysators für die Polymerisation von alpha-Olefinen |
| US5420168A (en) | 1993-04-01 | 1995-05-30 | The Regents Of The University Of California | Method of low pressure and/or evaporative drying of aerogel |
| DE4316540A1 (de) | 1993-05-18 | 1994-11-24 | Hoechst Ag | Verfahren zur unterkritischen Trocknung von Aerogelen |
| US5508341A (en) | 1993-07-08 | 1996-04-16 | Regents Of The University Of California | Organic aerogel microspheres and fabrication method therefor |
| US5484818A (en) | 1993-07-22 | 1996-01-16 | Imperial Chemical Industries Plc | Organic aerogels |
| KR960703975A (ko) | 1993-07-22 | 1996-08-31 | 스위넨·앤 마리 | 유기 에어로겔(Organic Aerogels) |
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| US5795556A (en) | 1993-12-14 | 1998-08-18 | Hoechst Ag | Xerogels and process for their preparation |
| DE4404701A1 (de) | 1994-02-15 | 1995-08-17 | Hoechst Ag | Verbundschaumstoffe, Verfahren zu ihrer Herstellung und ihre Verwendung |
| US5494858A (en) | 1994-06-07 | 1996-02-27 | Texas Instruments Incorporated | Method for forming porous composites as a low dielectric constant layer with varying porosity distribution electronics applications |
| DE4430669A1 (de) | 1994-08-29 | 1996-03-07 | Hoechst Ag | Verfahren zur Herstellung von faserverstärkten Xerogelen, sowie ihre Verwendung |
| US5476878A (en) | 1994-09-16 | 1995-12-19 | Regents Of The University Of California | Organic aerogels from the sol-gel polymerization of phenolic-furfural mixtures |
| DE4437424A1 (de) * | 1994-10-20 | 1996-04-25 | Hoechst Ag | Aerogelhaltige Zusammensetzung, Verfahren zu ihrer Herstellung sowie ihre Verwendung |
| DE4439217A1 (de) | 1994-11-03 | 1996-05-09 | Hoechst Ag | Verfahren zur Herstellung von Aerogelen |
| DE4441567A1 (de) * | 1994-11-23 | 1996-05-30 | Hoechst Ag | Aerogelhaltiges Verbundmaterial, Verfahren zu seiner Herstellung sowie seine Verwendung |
| KR100368851B1 (ko) | 1994-12-21 | 2003-05-12 | 캐보트 코포레이션 | 한층이상의섬유웹과에어로겔입자로이루어진복합체및이의제조방법 |
| DE19502453C1 (de) | 1995-01-27 | 1996-09-05 | Hoechst Ag | Verfahren zur Herstellung von modifizierten Si0¶2¶- Aerogelen und deren Verwendung |
| DE19506141A1 (de) | 1995-02-22 | 1996-08-29 | Hoechst Ag | Verwendung von Aerogelen in der Pharmazie, in der Kosmetik und im Pflanzenschutz |
| DE19533564A1 (de) * | 1995-09-11 | 1997-03-13 | Hoechst Ag | Faserhaltiges Aerogel-Verbundmaterial |
| DE19534198A1 (de) | 1995-09-15 | 1997-03-20 | Hoechst Ag | Verfahren zur Herstellung organofunktionalisierter Aerogele |
| DE19537821A1 (de) * | 1995-10-11 | 1997-04-17 | Hoechst Ag | Aerogelbeschichtete Folie |
| US5595593A (en) | 1995-10-12 | 1997-01-21 | Dow Corning Corporation | Treatment of fillers with oxa-silacycloalkanes |
| DE19541279A1 (de) | 1995-11-06 | 1997-05-07 | Hoechst Ag | Verfahren zur Herstellung von organisch modifizierten Aerogelen unter Verwendung von Alkoholen |
| DE19541715A1 (de) | 1995-11-09 | 1997-05-15 | Hoechst Ag | Verfahren zur Herstellung von organisch modifizierten Aerogelen, bei dem die gebildeten Salze ausgefällt werden |
| DE19541992A1 (de) | 1995-11-10 | 1997-05-15 | Hoechst Ag | Verfahren zur Herstellung von organisch modifizierten Aerogelen unter Verwendung von Alkoholen, bei dem gebildeten Salze ausgefällt werden |
| 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 |
| US5708069A (en) | 1997-02-24 | 1998-01-13 | Dow Corning Corporation | Method for making hydrophobic silica gels under neutral conditions |
| US5750610A (en) | 1997-02-24 | 1998-05-12 | Dow Corning Corporation | Hydrophobic organosilicate-modified silica gels |
-
1997
- 1997-05-02 DE DE19718740A patent/DE19718740A1/de not_active Ceased
-
1998
- 1998-04-29 CN CN98805627A patent/CN1126592C/zh not_active Expired - Fee Related
- 1998-04-29 WO PCT/EP1998/002519 patent/WO1998050144A1/de not_active Ceased
- 1998-04-29 KR KR19997010098A patent/KR20010012153A/ko not_active Ceased
- 1998-04-29 EP EP98925496A patent/EP0979141A1/de not_active Ceased
- 1998-04-29 JP JP54769598A patent/JP2001523162A/ja not_active Ceased
- 1998-04-29 CA CA002287849A patent/CA2287849A1/en not_active Abandoned
-
1999
- 1999-11-01 US US09/433,931 patent/US6481649B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR20010012153A (ko) | 2001-02-15 |
| JP2001523162A (ja) | 2001-11-20 |
| DE19718740A1 (de) | 1998-11-05 |
| US6481649B1 (en) | 2002-11-19 |
| WO1998050144A1 (de) | 1998-11-12 |
| EP0979141A1 (de) | 2000-02-16 |
| CN1258230A (zh) | 2000-06-28 |
| CN1126592C (zh) | 2003-11-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |