DE69412426D1 - Verfahren zur Herstellung von porösen kugelförmigen Kieselsäurexerogelen - Google Patents

Verfahren zur Herstellung von porösen kugelförmigen Kieselsäurexerogelen

Info

Publication number
DE69412426D1
DE69412426D1 DE69412426T DE69412426T DE69412426D1 DE 69412426 D1 DE69412426 D1 DE 69412426D1 DE 69412426 T DE69412426 T DE 69412426T DE 69412426 T DE69412426 T DE 69412426T DE 69412426 D1 DE69412426 D1 DE 69412426D1
Authority
DE
Germany
Prior art keywords
production
spherical silica
porous spherical
silica xerogels
xerogels
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
Application number
DE69412426T
Other languages
English (en)
Other versions
DE69412426T2 (de
Inventor
Luigi Balducci
Raffaele Ungarelli
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eni Tecnologie SpA
Original Assignee
Enichem SpA
Eniricerche SpA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Enichem SpA, Eniricerche SpA filed Critical Enichem SpA
Publication of DE69412426D1 publication Critical patent/DE69412426D1/de
Application granted granted Critical
Publication of DE69412426T2 publication Critical patent/DE69412426T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
DE69412426T 1993-11-04 1994-10-27 Verfahren zur Herstellung von porösen kugelförmigen Kieselsäurexerogelen Expired - Lifetime DE69412426T2 (de)

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 (2)

Publication Number Publication Date
DE69412426D1 true DE69412426D1 (de) 1998-09-17
DE69412426T2 DE69412426T2 (de) 1999-02-18

Family

ID=11367137

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69412426T Expired - Lifetime DE69412426T2 (de) 1993-11-04 1994-10-27 Verfahren zur Herstellung von porösen kugelförmigen Kieselsäurexerogelen

Country Status (6)

Country Link
US (1) US6103209A (de)
EP (1) EP0653378B1 (de)
JP (1) JP3785580B2 (de)
DE (1) DE69412426T2 (de)
ES (1) ES2119070T3 (de)
IT (1) IT1266660B1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
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 (de) * 1997-02-24 1999-12-15 Dow Corning Corporation Hydrophobe kieslsäuregele mit reduzierter spezifischer oberfläche
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 (de) * 2019-05-29 2020-12-02 Nouryon Chemicals International B.V. Poröse siliciumdioxidpartikel
EP3744683A1 (de) * 2019-05-29 2020-12-02 Nouryon Chemicals International B.V. Poröse siliciumdioxidpartikel
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 (de) * 2021-01-14 2023-11-22 Tokuyama Corporation Poröse sphärische kieselsäure und verfahren zur herstellung davon

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
EP0653378A1 (de) 1995-05-17
IT1266660B1 (it) 1997-01-09
ITMI932331A0 (it) 1993-11-04
JP3785580B2 (ja) 2006-06-14
ES2119070T3 (es) 1998-10-01
EP0653378B1 (de) 1998-08-12
JPH07196311A (ja) 1995-08-01
ITMI932331A1 (it) 1995-05-04
DE69412426T2 (de) 1999-02-18
US6103209A (en) 2000-08-15

Similar Documents

Publication Publication Date Title
DE69412426T2 (de) Verfahren zur Herstellung von porösen kugelförmigen Kieselsäurexerogelen
DE69611004D1 (de) Verfahren zur Herstellung von Silicaglas für Photolithographie
DE59800264D1 (de) Verfahren zur Herstellung von SiO2-Granulat
DE69304990D1 (de) Verfahren zur Herstellung von Mikrokapseln
DE59302743D1 (de) Verfahren zur Herstellung von Diaminen
DE69317519D1 (de) Verfahren zur Herstellung von kristallinen Mikrohohlkugeln
DE69510596D1 (de) Verfahren zur Herstellung von Organooxysilane
DE69311258D1 (de) Verfahren zur Herstellung von Mikrokapseln
DE69414211D1 (de) Verfahren zur Herstellung von Fluorchemikalien
DE69705258T2 (de) Sol-Gel Verfahren zur Herstellung von Silica-Glas
DE59500545D1 (de) Verfahren zur adiabatischen Herstellung von Mononitrotoluolen
DE69910934D1 (de) Verfahren zur Herstellung von kugelförmigen Formkörpern
DE69522877T2 (de) Verfahren zur Herstellung von hochreinem Stickstoff
DE69310232T2 (de) Verfahren zur Herstellung von Organomonochlorsilan
DE69519784D1 (de) Verfahren zur Herstellung von feinteiliger Kieselsäure
DE59506135D1 (de) Verfahren zur adiabatischen Herstellung von Mononitrohalogenbenzolen
DE59404313D1 (de) Verfahren zur Herstellung von hochdisperser Kieselsäure
DE69505572D1 (de) Verfahren zur Herstellung von Silikasteinen
DE59302489D1 (de) Verfahren zur Herstellung von Chlor-Fluor-Butenen
DE69611331T2 (de) Verfahren zur Herstellung von S-Phenyl-L-Cystein
DE69425011D1 (de) Verfahren zur Herstellung von Polyketonen
DE69603243T2 (de) Verfahren zur Herstellung von Ethenylamiden
DE59610978D1 (de) Verfahren zur Herstellung von Partikelschaum
DE59507012D1 (de) Verfahren zur Herstellung von Adsorptionsmittelgranulaten
DE69306860T2 (de) Verfahren zur Herstellung von Mikrokapseln

Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: ENITECNOLOGIE S.P.A., SAN DONATO MILANESE, IT ENIC

8364 No opposition during term of opposition