ES2119070T3 - Procedimiento para preparar xerogeles de silice esfericos y porosos. - Google Patents
Procedimiento para preparar xerogeles de silice esfericos y porosos.Info
- Publication number
- ES2119070T3 ES2119070T3 ES94203135T ES94203135T ES2119070T3 ES 2119070 T3 ES2119070 T3 ES 2119070T3 ES 94203135 T ES94203135 T ES 94203135T ES 94203135 T ES94203135 T ES 94203135T ES 2119070 T3 ES2119070 T3 ES 2119070T3
- Authority
- ES
- Spain
- Prior art keywords
- xerogels
- procedure
- porous silicon
- preparing spherical
- spherical
- 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 - Lifetime
Links
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
- C01B33/163—Preparation of silica xerogels by hydrolysis of organosilicon compounds, e.g. ethyl orthosilicate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
Abstract
PROCESO PARA LA PREPARACION DE PARTICULAS DE SILICE ESFERICAS POROSAS QUE SUSTANCIALMENTE CONSISTE EN EMULSIONAR UN SOL DE SILICE ACIDICA EN UN MEDIO DE DISPERSION, GELIFICAR LAS MICROGOTITAS DEL SOL EN EL ESTADO EMULSIONADO Y SOMETER EL GEL RESULTANTE A UN TRATAMIENTO TERMICO EN PRESENCIA DEL LIQUIDO EMULSIONANTE Y DE UNA BASE DE GELIFICACION DEL SOL.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT93MI002331A IT1266660B1 (it) | 1993-11-04 | 1993-11-04 | Procedimento per la preparazione di xerogels di silice porosi in forma sferica |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2119070T3 true ES2119070T3 (es) | 1998-10-01 |
Family
ID=11367137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES94203135T Expired - Lifetime ES2119070T3 (es) | 1993-11-04 | 1994-10-27 | Procedimiento para preparar xerogeles de silice esfericos y porosos. |
Country Status (6)
Country | Link |
---|---|
US (1) | US6103209A (es) |
EP (1) | EP0653378B1 (es) |
JP (1) | JP3785580B2 (es) |
DE (1) | DE69412426T2 (es) |
ES (1) | ES2119070T3 (es) |
IT (1) | IT1266660B1 (es) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19530031A1 (de) * | 1995-08-16 | 1997-02-20 | Merck Patent Gmbh | Poröse monodisperse SiO¶2¶-Partikel |
EP0963345A1 (en) * | 1997-02-24 | 1999-12-15 | Dow Corning Corporation | Hydrophobic silica gels with reduced surface area |
IT1303713B1 (it) * | 1998-11-06 | 2001-02-23 | Enichem Spa | Processo per la preparazione di catalizzatori a base di zeolite tipomfi. |
KR100392194B1 (ko) * | 2000-07-19 | 2003-07-22 | 이종협 | 세라믹 중공미세구의 제조방법 |
US7101523B2 (en) | 2001-09-25 | 2006-09-05 | Mitsubishi Chemical Corporation | Silica |
US20030157011A1 (en) * | 2001-11-27 | 2003-08-21 | Yutaka Mori | Silica and method for producing the same |
US20040091411A1 (en) * | 2002-11-08 | 2004-05-13 | Bijan Modrek-Najafabadi | High surface area, high porosity silica packing with narrow particle and pore diameter distribution and methods of making same |
DE10317066A1 (de) * | 2003-04-14 | 2004-11-11 | Degussa Ag | Verfahren zur Herstellung von Metalloxid- und Metalloidoxid-Dispersionen |
KR100708882B1 (ko) * | 2003-04-15 | 2007-04-17 | (주) 보람케메탈 | 흄드 실리카를 이용한 나노 실리카 결정 분말의 제조방법 |
US20100003182A1 (en) * | 2006-06-02 | 2010-01-07 | Lorenzo Costa | Pellitized silica |
JP2010519117A (ja) * | 2007-02-22 | 2010-06-03 | セントラル クイーンズランド ユニヴァーシティ | 鉄道用操舵台車 |
JP5498377B2 (ja) * | 2007-06-04 | 2014-05-21 | オールテック・アソシエイツ・インコーポレーテッド | シリカ粒子及びその製造方法並びにその使用方法 |
CA2755648A1 (en) * | 2009-03-16 | 2010-09-23 | Basf Se | Catalyst carrier based on silica gel |
DE102009053784A1 (de) * | 2009-11-19 | 2011-05-26 | BSH Bosch und Siemens Hausgeräte GmbH | Verfahren zur Herstellung eines porösen SiO2-Xerogels mit charakteristischer Porengröße durch ein Bottom-Up-Verfahren über eine Vorstufe mit organischen Festkörperskelettstützen |
US8197782B2 (en) | 2010-02-08 | 2012-06-12 | Momentive Performance Materials | Method for making high purity metal oxide particles and materials made thereof |
US9249028B2 (en) | 2010-02-08 | 2016-02-02 | Momentive Performance Materials Inc. | Method for making high purity metal oxide particles and materials made thereof |
CN101913611B (zh) * | 2010-03-17 | 2012-05-02 | 上海大学 | 一种简便的制备尺寸可控的单分散的纳米二氧化硅颗粒的方法 |
US9216909B2 (en) | 2010-10-25 | 2015-12-22 | Tokuyama Corporation | Aerogel and method for manufacture thereof |
US9199853B2 (en) | 2011-04-28 | 2015-12-01 | Tokuyama Corporation | Metal oxide powder and method for manufacture thereof |
WO2017164184A1 (ja) * | 2016-03-25 | 2017-09-28 | 日立化成株式会社 | ゾル組成物、エアロゲル複合体、エアロゲル複合体付き支持部材及び断熱材 |
WO2017170498A1 (ja) * | 2016-03-29 | 2017-10-05 | 日立化成株式会社 | エアロゲル複合体、エアロゲル複合体付き支持部材及び断熱材 |
CN108883943A (zh) * | 2016-03-29 | 2018-11-23 | 日立化成株式会社 | 气凝胶复合体粉末 |
JP6910252B2 (ja) * | 2017-09-05 | 2021-07-28 | 昭和電工株式会社 | シリカ担体の製造方法 |
JP2019064892A (ja) * | 2017-10-04 | 2019-04-25 | 日立化成株式会社 | エアロゲル複合体パウダー及び撥水材 |
JP7459799B2 (ja) | 2018-11-02 | 2024-04-02 | 株式会社レゾナック | アルコールの製造方法及びアルコール製造用触媒 |
EP3744684A1 (en) * | 2019-05-29 | 2020-12-02 | Nouryon Chemicals International B.V. | Porous silica particles |
EP3744683A1 (en) * | 2019-05-29 | 2020-12-02 | Nouryon Chemicals International B.V. | Porous silica particles |
US11447633B2 (en) * | 2020-04-27 | 2022-09-20 | Taiwan Aerogel Technology Material Co., Ltd. | Method for producing a cold resisting and heat insulating composite glue composed of a hydrophobic aerogel and the related product thereof |
EP4279455A1 (en) * | 2021-01-14 | 2023-11-22 | Tokuyama Corporation | Porous spherical silica and method for producing same |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6385012A (ja) * | 1986-09-29 | 1988-04-15 | Chisso Corp | 珪酸質球状粒子の製造方法 |
JP2528315B2 (ja) * | 1987-05-22 | 1996-08-28 | 扶桑化学工業株式会社 | 高純度球状シリカの製造方法 |
SE459731B (sv) * | 1987-06-29 | 1989-07-31 | Eka Nobel Ab | Silikapartiklar, foerfarande foer deras framstaellning samt anvaendning av partiklarna |
JPH02196015A (ja) * | 1989-01-25 | 1990-08-02 | Chisso Corp | シリカの製造方法 |
IT1251939B (it) * | 1991-10-17 | 1995-05-27 | Donegani Guido Ist | Procedimento per la preparazione di materiali a base di ossidi inorganici con granulometria monodispersa e materiali cosi ottenuti. |
US5250096A (en) * | 1992-04-07 | 1993-10-05 | At&T Bell Laboratories | Sol-gel method of making multicomponent glass |
-
1993
- 1993-11-04 IT IT93MI002331A patent/IT1266660B1/it active IP Right Grant
-
1994
- 1994-10-27 EP EP94203135A patent/EP0653378B1/en not_active Expired - Lifetime
- 1994-10-27 DE DE69412426T patent/DE69412426T2/de not_active Expired - Lifetime
- 1994-10-27 ES ES94203135T patent/ES2119070T3/es not_active Expired - Lifetime
- 1994-10-31 JP JP29069494A patent/JP3785580B2/ja not_active Expired - Lifetime
-
1996
- 1996-04-08 US US08/628,978 patent/US6103209A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0653378A1 (en) | 1995-05-17 |
IT1266660B1 (it) | 1997-01-09 |
ITMI932331A0 (it) | 1993-11-04 |
JP3785580B2 (ja) | 2006-06-14 |
DE69412426D1 (de) | 1998-09-17 |
EP0653378B1 (en) | 1998-08-12 |
JPH07196311A (ja) | 1995-08-01 |
ITMI932331A1 (it) | 1995-05-04 |
DE69412426T2 (de) | 1999-02-18 |
US6103209A (en) | 2000-08-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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