IT1266660B1 - Procedimento per la preparazione di xerogels di silice porosi in forma sferica - Google Patents
Procedimento per la preparazione di xerogels di silice porosi in forma sfericaInfo
- Publication number
- IT1266660B1 IT1266660B1 IT93MI002331A ITMI932331A IT1266660B1 IT 1266660 B1 IT1266660 B1 IT 1266660B1 IT 93MI002331 A IT93MI002331 A IT 93MI002331A IT MI932331 A ITMI932331 A IT MI932331A IT 1266660 B1 IT1266660 B1 IT 1266660B1
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- preparation
- porous silica
- spherical form
- silica xerogels
- Prior art date
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title 2
- 239000000377 silicon dioxide Substances 0.000 title 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
- C01B33/163—Preparation of silica xerogels by hydrolysis of organosilicon compounds, e.g. ethyl orthosilicate
Priority Applications (6)
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 |
EP94203135A EP0653378B1 (en) | 1993-11-04 | 1994-10-27 | Process for preparing porous spherical silica xerogels |
DE69412426T DE69412426T2 (de) | 1993-11-04 | 1994-10-27 | Verfahren zur Herstellung von porösen kugelförmigen Kieselsäurexerogelen |
ES94203135T ES2119070T3 (es) | 1993-11-04 | 1994-10-27 | Procedimiento para preparar xerogeles de silice esfericos y porosos. |
JP29069494A JP3785580B2 (ja) | 1993-11-04 | 1994-10-31 | 多孔性の球状シリカ粒の製法 |
US08/628,978 US6103209A (en) | 1993-11-04 | 1996-04-08 | Process for preparing porous spherical silica xerogels |
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 (3)
Publication Number | Publication Date |
---|---|
ITMI932331A0 ITMI932331A0 (it) | 1993-11-04 |
ITMI932331A1 ITMI932331A1 (it) | 1995-05-04 |
IT1266660B1 true IT1266660B1 (it) | 1997-01-09 |
Family
ID=11367137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT93MI002331A IT1266660B1 (it) | 1993-11-04 | 1993-11-04 | Procedimento per la preparazione di xerogels di silice porosi in forma sferica |
Country Status (6)
Country | Link |
---|---|
US (1) | US6103209A (it) |
EP (1) | EP0653378B1 (it) |
JP (1) | JP3785580B2 (it) |
DE (1) | DE69412426T2 (it) |
ES (1) | ES2119070T3 (it) |
IT (1) | IT1266660B1 (it) |
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 |
BR9810408A (pt) * | 1997-02-24 | 2000-08-22 | Dow Corning | Sìlica géis hidrofóbicas com área de superfìcie reduzida |
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 |
DE60221950T2 (de) * | 2001-11-27 | 2008-05-15 | Mitsubishi Chemical Corp. | Kieselsäure sowie Verfahren zu ihrer Herstellung |
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 |
KR20100022499A (ko) * | 2007-06-04 | 2010-03-02 | 올테크 어소시에이츠, 인크. | 실리카 입자 및 이의 제조방법 및 사용방법 |
RU2522595C2 (ru) * | 2009-03-16 | 2014-07-20 | Басф Се | Носители катализатора на основе силикагеля |
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 |
US9249028B2 (en) | 2010-02-08 | 2016-02-02 | Momentive Performance Materials Inc. | Method for making high purity metal oxide particles and materials made thereof |
US8197782B2 (en) | 2010-02-08 | 2012-06-12 | Momentive Performance Materials | 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 |
KR101774783B1 (ko) * | 2010-10-25 | 2017-09-05 | 가부시끼가이샤 도꾸야마 | 에어로겔 및 그 제조 방법 |
KR101565932B1 (ko) | 2011-04-28 | 2015-11-05 | 가부시끼가이샤 도꾸야마 | 금속 산화물 분말 및 그 제조 방법 |
JP6927194B2 (ja) * | 2016-03-25 | 2021-08-25 | 昭和電工マテリアルズ株式会社 | 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 |
JPWO2017170498A1 (ja) * | 2016-03-29 | 2019-02-07 | 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 |
US11326055B2 (en) | 2016-03-29 | 2022-05-10 | Showa Denko Materials Co., Ltd. | Aerogel composite powder |
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 |
EP3875446A4 (en) * | 2018-11-02 | 2022-08-03 | Showa Denko K.K. | ALCOHOL PRODUCTION METHOD AND ALCOHOL PRODUCTION CATALYST |
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 |
KR20230128444A (ko) * | 2021-01-14 | 2023-09-05 | 가부시끼가이샤 도꾸야마 | 다공질 구상 실리카 및 그 제조 방법 |
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 DE DE69412426T patent/DE69412426T2/de not_active Expired - Lifetime
- 1994-10-27 ES ES94203135T patent/ES2119070T3/es not_active Expired - Lifetime
- 1994-10-27 EP EP94203135A patent/EP0653378B1/en 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 |
---|---|
EP0653378B1 (en) | 1998-08-12 |
US6103209A (en) | 2000-08-15 |
ES2119070T3 (es) | 1998-10-01 |
DE69412426D1 (de) | 1998-09-17 |
JPH07196311A (ja) | 1995-08-01 |
ITMI932331A1 (it) | 1995-05-04 |
ITMI932331A0 (it) | 1993-11-04 |
DE69412426T2 (de) | 1999-02-18 |
JP3785580B2 (ja) | 2006-06-14 |
EP0653378A1 (en) | 1995-05-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT1266660B1 (it) | Procedimento per la preparazione di xerogels di silice porosi in forma sferica | |
ITMI951139A0 (it) | Procedimento per la preparazione di ossidi misti silice-allumina porosi in forma sferica | |
ITMI930104A0 (it) | Granuli sferici di silice porosa oppure di silicato poroso, procedimento per la loro produzione e loro impiego | |
NO960820D0 (no) | Hydrofobe kiselsyre-aerogeler | |
FI964193A (fi) | Puriinien valmistaminen | |
ZA951466B (en) | Silica-based sols preparation and use of the sols | |
ITMI912544A0 (it) | Procedimento e impianto per la produzione di lastre di laminato decorato | |
FI960408A0 (fi) | System foer reglering av uppvaermningen i en glasboejningsugn | |
KR970063582U (ko) | 안경다리의 움직이는 장식구조 | |
AU5077999A (en) | Building block with four vertical planes of symmetry | |
IT1289385B1 (it) | Procedimento ed impianto perfezionato di produzione di stanghette per occhiali | |
KR930021771U (ko) | 거울을 이용한 건축물의 장식구조 | |
IL92423A (en) | Dry system for stone cladding of buildings | |
KR940004885U (ko) | 구형 장신구의 제조형틀 및 장신구 | |
AU4888390A (en) | Improvements in the manufacture of "quonset" buildings | |
ITMI910258A0 (it) | Procedimento e blocchi per la realizzazione di lastre di tamponatura | |
GB9523129D0 (en) | Improvements in or relating to the manufacture of glass | |
GB9308252D0 (en) | Improvements in or relating to moulds for the production of ceiling tiles | |
BR8905343A (pt) | Aperfeicoamentos introduzidos no sistema construtivo de edificacoes pre-moldadas | |
HUT47668A (en) | Mobile two-shell limiting structure improving the sense of comfort | |
KR950003487U (ko) | 자동차 실내장식용 화병과 받침구의 결착 방법 | |
KR950003488U (ko) | 자동차 실내 장식용 화병과 받침구의 결착방법 | |
KR0108608Y1 (en) | Supporting construction of ceilings | |
KR960022592U (ko) | 자동차의 유리 | |
PL55602Y1 (en) | Toy in the form of v-shaped building block |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971113 |