DE69227448T2 - Verfahren zur Herstellung von Pulvern und Suspensionen von amorphen Siliziumdioxidmikrokugeln - Google Patents

Verfahren zur Herstellung von Pulvern und Suspensionen von amorphen Siliziumdioxidmikrokugeln

Info

Publication number
DE69227448T2
DE69227448T2 DE69227448T DE69227448T DE69227448T2 DE 69227448 T2 DE69227448 T2 DE 69227448T2 DE 69227448 T DE69227448 T DE 69227448T DE 69227448 T DE69227448 T DE 69227448T DE 69227448 T2 DE69227448 T2 DE 69227448T2
Authority
DE
Germany
Prior art keywords
silicon dioxide
suspensions
powders
production
amorphous silicon
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 - Fee Related
Application number
DE69227448T
Other languages
English (en)
Other versions
DE69227448D1 (de
Inventor
Ervin Sz Kovats
Laszlo Jelinek
Christoph Erbacher
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.)
UETIKON CHEMIE AG
Original Assignee
UETIKON CHEMIE AG
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 UETIKON CHEMIE AG filed Critical UETIKON CHEMIE AG
Application granted granted Critical
Publication of DE69227448D1 publication Critical patent/DE69227448D1/de
Publication of DE69227448T2 publication Critical patent/DE69227448T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • 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
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/04—Making microcapsules or microballoons by physical processes, e.g. drying, spraying
    • 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
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/141—Preparation of hydrosols or aqueous dispersions
    • C01B33/1415—Preparation of hydrosols or aqueous dispersions by suspending finely divided silica in water
    • 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
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/145—Preparation of hydroorganosols, organosols or dispersions in an organic medium
    • 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
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/02—Amorphous compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C01P2006/82—Compositional purity water content
DE69227448T 1992-06-19 1992-06-19 Verfahren zur Herstellung von Pulvern und Suspensionen von amorphen Siliziumdioxidmikrokugeln Expired - Fee Related DE69227448T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP92810471A EP0574642B1 (de) 1992-06-19 1992-06-19 Verfahren zur Herstellung von Pulvern und Suspensionen von amorphen Siliziumdioxidmikrokugeln

Publications (2)

Publication Number Publication Date
DE69227448D1 DE69227448D1 (de) 1998-12-03
DE69227448T2 true DE69227448T2 (de) 1999-07-01

Family

ID=8211942

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69227448T Expired - Fee Related DE69227448T2 (de) 1992-06-19 1992-06-19 Verfahren zur Herstellung von Pulvern und Suspensionen von amorphen Siliziumdioxidmikrokugeln

Country Status (4)

Country Link
EP (1) EP0574642B1 (de)
JP (1) JPH07277725A (de)
AT (1) ATE172695T1 (de)
DE (1) DE69227448T2 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10229339A1 (de) * 2002-06-29 2004-01-29 Robert Bosch Gmbh Chromatographische Trennvorrichtung
WO2013131995A1 (de) 2012-03-09 2013-09-12 Heraeus Quarzglas Gmbh & Co. Kg Verfahren zur herstellung und verarbeitung einer pastösen sio2-masse, sowie deren verwendung

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0693314B1 (de) * 1994-07-20 2001-09-26 Cu Chemie Uetikon Ag Chromatographie, die Siliziumdioxyd basierende Adsorbentien verwendet.
JP4704564B2 (ja) * 1998-10-02 2011-06-15 キャボット コーポレイション シリカ分散体、コーティング組成物、及び記録媒体
JP4528392B2 (ja) * 1999-11-11 2010-08-18 東レ・ダウコーニング株式会社 シリコーンゴム組成物およびその製造方法
JP5477192B2 (ja) 2010-06-23 2014-04-23 富士ゼロックス株式会社 シリカ粒子の製造方法
JP5477193B2 (ja) * 2010-06-24 2014-04-23 富士ゼロックス株式会社 シリカ粒子及びその製造方法
JP5488255B2 (ja) 2010-06-25 2014-05-14 富士ゼロックス株式会社 シリカ粒子及びその製造方法
JP5741005B2 (ja) 2011-01-20 2015-07-01 富士ゼロックス株式会社 樹脂粒子及びその製造方法
JP5724401B2 (ja) 2011-01-19 2015-05-27 富士ゼロックス株式会社 樹脂粒子及びその製造方法
JP5857525B2 (ja) * 2011-08-18 2016-02-10 富士ゼロックス株式会社 シリカ粒子及びその製造方法
DE102011116373A1 (de) 2011-10-14 2013-04-18 Dritte Patentportfolio Beteiligungsgesellschaft Mbh & Co.Kg Methode zur Herstellung von 4-Amino-3-arylamino-6-arylpyrazolo[3, 4-d]pyrimidinen
JP5831378B2 (ja) 2011-12-01 2015-12-09 富士ゼロックス株式会社 シリカ複合粒子及びその製造方法
JP5915555B2 (ja) 2013-01-28 2016-05-11 富士ゼロックス株式会社 シリカ複合粒子及びその製造方法
EP3000790B2 (de) 2014-09-29 2023-07-26 Heraeus Quarzglas GmbH & Co. KG Verfahren für die Herstellung von Bauteilen aus synthetischem Quarzglas aus SiO2-Granulat
JP6881777B2 (ja) 2015-12-18 2021-06-02 ヘレウス クワルツグラス ゲーエムベーハー ウント コンパニー カーゲー 合成石英ガラス粒の調製
KR20180095622A (ko) 2015-12-18 2018-08-27 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 내화성 금속으로 제조된 용융 도가니에서 실리카 유리 제품의 제조
EP3390304B1 (de) 2015-12-18 2023-09-13 Heraeus Quarzglas GmbH & Co. KG Sprühgranulieren von siliziumdioxid bei der herstellung von quarzglas
JP6881776B2 (ja) 2015-12-18 2021-06-02 ヘレウス クワルツグラス ゲーエムベーハー ウント コンパニー カーゲー 不透明石英ガラス体の調製
US10676388B2 (en) 2015-12-18 2020-06-09 Heraeus Quarzglas Gmbh & Co. Kg Glass fibers and pre-forms made of homogeneous quartz glass
TW201731782A (zh) 2015-12-18 2017-09-16 何瑞斯廓格拉斯公司 在多腔式爐中製備石英玻璃體
JP7044454B2 (ja) 2015-12-18 2022-03-30 ヘレウス クワルツグラス ゲーエムベーハー ウント コンパニー カーゲー 石英ガラス調製時の中間体としての炭素ドープ二酸化ケイ素造粒体の調製
US11952303B2 (en) 2015-12-18 2024-04-09 Heraeus Quarzglas Gmbh & Co. Kg Increase in silicon content in the preparation of quartz glass
KR20180095616A (ko) 2015-12-18 2018-08-27 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 용융 가열로에서 이슬점 조절을 이용한 실리카 유리체의 제조
KR20180094087A (ko) 2015-12-18 2018-08-22 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 실리카 과립으로부터 실리카 유리 제품의 제조

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3616133A1 (de) * 1985-09-25 1987-11-19 Merck Patent Gmbh Kugelfoermige sio(pfeil abwaerts)2(pfeil abwaerts)-partikel
US4940571A (en) * 1988-04-01 1990-07-10 Gte Laboratories Incorporated Method of making large particle size, high purity dense silica
US4983369A (en) * 1989-11-22 1991-01-08 Allied-Signal Inc. Process for forming highly uniform silica spheres

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10229339A1 (de) * 2002-06-29 2004-01-29 Robert Bosch Gmbh Chromatographische Trennvorrichtung
DE10229339B4 (de) * 2002-06-29 2015-01-08 Robert Bosch Gmbh Chromatographische Trennvorrichtung
WO2013131995A1 (de) 2012-03-09 2013-09-12 Heraeus Quarzglas Gmbh & Co. Kg Verfahren zur herstellung und verarbeitung einer pastösen sio2-masse, sowie deren verwendung
DE102012004564A1 (de) * 2012-03-09 2013-09-12 Heraeus Quarzglas Gmbh & Co. Kg Verfahren zur Herstellung einer pastösen SIO2-Masse,sowie deren Verwendlung
US9533890B2 (en) 2012-03-09 2017-01-03 Heraeus Quarzglas Gmbh & Co. Kg Process for producing and processing a paste-like SiO2 composition, and the use thereof

Also Published As

Publication number Publication date
EP0574642A1 (de) 1993-12-22
EP0574642B1 (de) 1998-10-28
ATE172695T1 (de) 1998-11-15
JPH07277725A (ja) 1995-10-24
DE69227448D1 (de) 1998-12-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee