CA2287832A1 - Method for compacting aerogels - Google Patents
Method for compacting aerogels Download PDFInfo
- Publication number
- CA2287832A1 CA2287832A1 CA002287832A CA2287832A CA2287832A1 CA 2287832 A1 CA2287832 A1 CA 2287832A1 CA 002287832 A CA002287832 A CA 002287832A CA 2287832 A CA2287832 A CA 2287832A CA 2287832 A1 CA2287832 A1 CA 2287832A1
- Authority
- CA
- Canada
- Prior art keywords
- moulded
- starting material
- granules
- aerogels
- particles
- 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
- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000004964 aerogel Substances 0.000 title claims abstract description 22
- 239000002245 particle Substances 0.000 claims abstract description 21
- 239000007858 starting material Substances 0.000 claims description 16
- 238000000465 moulding Methods 0.000 claims description 12
- 239000008187 granular material Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 206010039509 Scab Diseases 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims 1
- 239000000945 filler Substances 0.000 claims 1
- 235000011837 pasties Nutrition 0.000 claims 1
- 239000000499 gel Substances 0.000 description 16
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000001035 drying Methods 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000000352 supercritical drying Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000005903 acid hydrolysis reaction Methods 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 235000019353 potassium silicate Nutrition 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 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
- 229910002012 Aerosil® Inorganic materials 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000257303 Hymenoptera Species 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 101100005318 Mus musculus Ctsr gene Proteins 0.000 description 1
- 240000004760 Pimpinella anisum Species 0.000 description 1
- 241000271569 Rhea Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 101150087654 chrnd gene Proteins 0.000 description 1
- 239000000495 cryogel Substances 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000001419 dependent effect Effects 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
- 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
- 239000007863 gel particle Substances 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
- 239000003973 paint Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 125000003808 silyl group Chemical group [H][Si]([H])([H])[*] 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 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
- B01J2/20—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by expressing the material, e.g. through sieves and fragmenting the extruded length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/12—Making granules characterised by structure or composition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/08—Making granules by agglomerating smaller particles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Silicon Compounds (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Colloid Chemistry (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19718741A DE19718741A1 (de) | 1997-05-02 | 1997-05-02 | Verfahren zur Kompaktierung von Aerogelen |
| DE19718741.2 | 1997-05-02 | ||
| PCT/EP1998/002520 WO1998050145A1 (de) | 1997-05-02 | 1998-04-29 | Verfahren zur kompaktierung von aerogelen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2287832A1 true CA2287832A1 (en) | 1998-11-12 |
Family
ID=7828545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002287832A Abandoned CA2287832A1 (en) | 1997-05-02 | 1998-04-29 | Method for compacting aerogels |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6620355B1 (https=) |
| EP (1) | EP0979142A1 (https=) |
| JP (1) | JP2001525721A (https=) |
| KR (1) | KR20010012152A (https=) |
| CN (2) | CN1258231A (https=) |
| CA (1) | CA2287832A1 (https=) |
| DE (1) | DE19718741A1 (https=) |
| WO (1) | WO1998050145A1 (https=) |
Families Citing this family (30)
| 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 |
| US7118801B2 (en) * | 2003-11-10 | 2006-10-10 | Gore Enterprise Holdings, Inc. | Aerogel/PTFE composite insulating material |
| US9469739B2 (en) | 2005-04-07 | 2016-10-18 | Aspen Aerogels, Inc. | Microporous polyolefin-based aerogels |
| US8461223B2 (en) | 2005-04-07 | 2013-06-11 | Aspen Aerogels, Inc. | Microporous polycyclopentadiene-based aerogels |
| US9476123B2 (en) | 2005-05-31 | 2016-10-25 | Aspen Aerogels, Inc. | Solvent management methods for gel production |
| CN1317233C (zh) * | 2005-07-06 | 2007-05-23 | 北京科技大学 | 一种采用凝胶注模法成型硅石气凝胶粉体的方法 |
| US20070014979A1 (en) | 2005-07-15 | 2007-01-18 | Aspen Aerogels, Inc. | Secured Aerogel Composites and Methods of Manufacture Thereof |
| WO2007140293A2 (en) | 2006-05-25 | 2007-12-06 | Aspen Aerogels, Inc. | Aerogel compositions with enhanced performance |
| US20090029147A1 (en) * | 2006-06-12 | 2009-01-29 | Aspen Aerogels, Inc. | Aerogel-foam composites |
| US20090247655A1 (en) * | 2006-10-10 | 2009-10-01 | Korea Institute Of Industrial Technology | Method for preparing permanently hydrophobic aerogel and permanently hydrophobic aerogel prepared by using the method |
| US7794805B2 (en) * | 2007-06-29 | 2010-09-14 | Schlumberger Technology Corporation | Thermal insulation barriers |
| CA2694147C (en) * | 2007-08-07 | 2016-02-09 | Hunter Douglas Inc. | Translucent insulated glass panel |
| US8952119B2 (en) | 2010-11-18 | 2015-02-10 | Aspen Aerogels, Inc. | Organically modified hybrid aerogels |
| US8906973B2 (en) | 2010-11-30 | 2014-12-09 | Aspen Aerogels, Inc. | Modified hybrid silica aerogels |
| US9133280B2 (en) | 2011-06-30 | 2015-09-15 | Aspen Aerogels, Inc. | Sulfur-containing organic-inorganic hybrid gel compositions and aerogels |
| SI24001A (sl) | 2012-02-10 | 2013-08-30 | Aerogel Card D.O.O. | Kriogena naprava za transport in skladiščenje utekočinjenih plinov |
| US9302247B2 (en) | 2012-04-28 | 2016-04-05 | Aspen Aerogels, Inc. | Aerogel sorbents |
| US11053369B2 (en) | 2012-08-10 | 2021-07-06 | Aspen Aerogels, Inc. | Segmented flexible gel composites and rigid panels manufactured therefrom |
| AU2014275508B2 (en) | 2013-03-08 | 2017-02-02 | Aspen Aerogels, Inc. | Aerogel insulation panels and manufacturing thereof |
| FR3007025B1 (fr) | 2013-06-14 | 2015-06-19 | Enersens | Materiaux composites isolants comprenant un aerogel inorganique et une mousse de melamine |
| US9434831B2 (en) | 2013-11-04 | 2016-09-06 | Aspen Aerogels, Inc. | Benzimidazole based aerogel materials |
| US11380953B2 (en) | 2014-06-23 | 2022-07-05 | Aspen Aerogels, Inc. | Thin aerogel materials |
| CA2961772C (en) | 2014-10-03 | 2019-06-18 | Aspen Aerogels, Inc. | Improved hydrophobic aerogel materials |
| 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 |
| KR20250013309A (ko) | 2018-05-31 | 2025-01-31 | 아스펜 에어로겔, 인코포레이티드 | 화재 등급 강화 에어로겔 조성물 |
| CN108905912B (zh) * | 2018-08-01 | 2020-10-30 | 纳诺科技有限公司 | 气凝胶复合材料的制备方法 |
| 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 |
| EP4472937A1 (en) | 2022-02-03 | 2024-12-11 | EMPA Eidgenössische Materialprüfungs- und Forschungsanstalt | Binder-free bulk silica aerogel material, method of producing the same and uses thereof |
Family Cites Families (78)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE296898C (https=) | ||||
| 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 |
| NL152819B (nl) | 1949-04-07 | Swift & Co | Werkwijze voor het continu bereiden van mono-ammoniumdiwaterstoffosfaatdeeltjes en zo verkregen deeltjes. | |
| 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 (https=) | 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 |
| US4256682A (en) * | 1980-03-05 | 1981-03-17 | W. R. Grace & Co. | Method of preparing silica gel pellets |
| 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 |
| US4649037A (en) | 1985-03-29 | 1987-03-10 | Allied Corporation | Spray-dried inorganic oxides from non-aqueous gels or solutions |
| FR2584698B1 (fr) | 1985-07-15 | 1990-05-18 | Rhone Poulenc Spec Chim | Procede de preparation de particules de silice spheroidales |
| US5215733A (en) | 1986-04-25 | 1993-06-01 | Unilever Patent Holdings B.V. | Manufacture of silica gels using shear to reduce the particle size prior to washing with a hydrocyclone |
| US4888369A (en) | 1987-01-21 | 1989-12-19 | Himont Incorporated | Polypropylene composition resistant to high energy radiation, and radiation sterilized articles therefrom |
| 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 |
| US5001183A (en) | 1987-09-10 | 1991-03-19 | Dow Corning Corporation | Method of hydrophobing silica |
| US4950502A (en) | 1987-09-10 | 1990-08-21 | Dow Corning Corporation | Method of hydrophobing silica |
| US4873218A (en) | 1988-05-26 | 1989-10-10 | The United States Department Of Energy | Low density, resorcinol-formaldehyde aerogels |
| JPH02152196A (ja) | 1988-12-03 | 1990-06-12 | Osaka Prefecture | 分散型ｅｌ素子 |
| DE3914850A1 (de) | 1989-05-05 | 1990-11-08 | Basf Ag | Thermisches isoliermaterial auf der basis von pigmenthaltigen kieselsaeureaerogelen |
| 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 |
| US5674962A (en) | 1990-11-30 | 1997-10-07 | Mitsubishi Rayon Company Ltd. | Toner resin |
| US5081163A (en) | 1991-04-11 | 1992-01-14 | The United States Of America As Represented By The Department Of Energy | Melamine-formaldehyde aerogels |
| 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 |
| WO1995003358A1 (en) | 1993-07-22 | 1995-02-02 | Imperial Chemical Industries Plc | Organic aerogels |
| DK0716641T3 (da) | 1993-08-31 | 1998-02-09 | Basf Ag | Hydrofobe kiselsyreaerogeler |
| JP2725573B2 (ja) | 1993-11-12 | 1998-03-11 | 松下電工株式会社 | 疎水性エアロゲルの製法 |
| DE4342548A1 (de) | 1993-12-14 | 1995-06-22 | Hoechst Ag | Xerogele, Verfahren zu ihrer Herstellung, sowie ihre Verwendung |
| 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 |
| FI972677A0 (fi) | 1994-12-21 | 1997-06-19 | Hoechst Ag | Kaksikomponenttikuituja sisältävä kuitukangas-aerogeelikomposiittimateriaali, menetelmä sen valmistamiseksi ja sen käyttö |
| 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 |
| US5731360A (en) * | 1996-03-05 | 1998-03-24 | Regents Of The University Of California | Compression molding of aerogel microspheres |
| 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 DE19718741A patent/DE19718741A1/de not_active Ceased
-
1998
- 1998-04-29 CA CA002287832A patent/CA2287832A1/en not_active Abandoned
- 1998-04-29 JP JP54769698A patent/JP2001525721A/ja active Pending
- 1998-04-29 EP EP98925497A patent/EP0979142A1/de not_active Ceased
- 1998-04-29 WO PCT/EP1998/002520 patent/WO1998050145A1/de not_active Ceased
- 1998-04-29 KR KR19997010097A patent/KR20010012152A/ko not_active Ceased
- 1998-04-29 CN CN98805628A patent/CN1258231A/zh active Pending
- 1998-04-29 CN CNA2006100048970A patent/CN101015781A/zh active Pending
-
1999
- 1999-11-01 US US09/430,982 patent/US6620355B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN101015781A (zh) | 2007-08-15 |
| KR20010012152A (ko) | 2001-02-15 |
| US6620355B1 (en) | 2003-09-16 |
| DE19718741A1 (de) | 1998-11-05 |
| JP2001525721A (ja) | 2001-12-11 |
| CN1258231A (zh) | 2000-06-28 |
| WO1998050145A1 (de) | 1998-11-12 |
| EP0979142A1 (de) | 2000-02-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |