BRPI0920744A2 - método para produção de sio2 de alta pureza a partir de soluções de silicato. - Google Patents

método para produção de sio2 de alta pureza a partir de soluções de silicato.

Info

Publication number
BRPI0920744A2
BRPI0920744A2 BRPI0920744A BRPI0920744A BRPI0920744A2 BR PI0920744 A2 BRPI0920744 A2 BR PI0920744A2 BR PI0920744 A BRPI0920744 A BR PI0920744A BR PI0920744 A BRPI0920744 A BR PI0920744A BR PI0920744 A2 BRPI0920744 A2 BR PI0920744A2
Authority
BR
Brazil
Prior art keywords
production
high purity
silicate solutions
purity sio2
sio2
Prior art date
Application number
BRPI0920744A
Other languages
English (en)
Inventor
Christian Panz
Florian Paulat
Guido Titz
Hartwig Rauleder
Jens Peltzer
Jürgen Behnisch
Markus Ruf
Sven Müller
Original Assignee
Evonik Degussa Gmbh
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 Evonik Degussa Gmbh filed Critical Evonik Degussa Gmbh
Publication of BRPI0920744A2 publication Critical patent/BRPI0920744A2/pt

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
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
    • C01B33/193—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/02—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of crystals, e.g. rock-salt, semi-conductors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
BRPI0920744A 2008-09-30 2009-09-28 método para produção de sio2 de alta pureza a partir de soluções de silicato. BRPI0920744A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102008049597 2008-09-30
US11112508P 2008-11-04 2008-11-04
PCT/EP2009/062508 WO2010037705A1 (de) 2008-09-30 2009-09-28 Verfahren zur herstellung von hochreinem sio2 aus silikatlösungen

Publications (1)

Publication Number Publication Date
BRPI0920744A2 true BRPI0920744A2 (pt) 2015-12-22

Family

ID=41404576

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0920744A BRPI0920744A2 (pt) 2008-09-30 2009-09-28 método para produção de sio2 de alta pureza a partir de soluções de silicato.

Country Status (12)

Country Link
US (1) US20110244238A1 (pt)
EP (1) EP2331463A1 (pt)
JP (1) JP2012504102A (pt)
KR (1) KR20110076904A (pt)
CN (1) CN102171144A (pt)
AU (1) AU2009299917A1 (pt)
BR (1) BRPI0920744A2 (pt)
CA (1) CA2738561A1 (pt)
EA (1) EA201100567A1 (pt)
TW (1) TW201029925A (pt)
WO (1) WO2010037705A1 (pt)
ZA (1) ZA201102325B (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006024590A1 (de) 2006-05-26 2007-11-29 Degussa Gmbh Hydrophile Kieselsäure für Dichtungsmassen
DE102007052269A1 (de) * 2007-11-02 2009-05-07 Evonik Degussa Gmbh Fällungskieselsäuren für lagerstabile RTV-1 Siliconkautschukformulierungen ohne Stabilisator
DE102008040264A1 (de) * 2008-07-09 2010-01-14 Evonik Degussa Gmbh Schweißaufnehmende Schuheinlegesohle mit verbesserter Schweißaufnahme
JP5501117B2 (ja) * 2010-06-28 2014-05-21 日揮触媒化成株式会社 透明被膜付基材および透明被膜形成用塗布液
DE102011017783A1 (de) 2011-04-29 2012-10-31 Evonik Degussa Gmbh Verfahren zur Herstellung wässriger kolloidaler Silikasole hoher Reinheit aus Alkalimetallsilikatlösungen
EP2678399B1 (de) 2011-02-22 2016-07-13 Evonik Degussa GmbH Verfahren zur herstellung wässriger kolloidaler silikasole hoher reinheit aus alkalimetallsilikatlösungen
DE102011004534A1 (de) 2011-02-22 2012-08-23 Evonik Degussa Gmbh Verfahren zur Herstellung wässriger kolloidaler Silikasole hoher Reinheit aus Alkalimetallsilikatlösungen
DE102011004532A1 (de) * 2011-02-22 2012-08-23 Evonik Degussa Gmbh Hochreines Siliciumdioxidgranulat für Quarzglasanwendungen
DE102011004750A1 (de) 2011-02-25 2012-08-30 Evonik Degussa Gmbh Vorrichtung und Verfahren zum Verarbeiten eines SiO2-haltigen Materials
DE102011007708A1 (de) 2011-04-19 2012-10-25 Sgl Carbon Se Tiegelanordnung
CN102249249A (zh) * 2011-06-22 2011-11-23 武汉大学 一种采用熔盐法提纯石英砂的方法
DE102012202587A1 (de) * 2012-02-21 2013-08-22 Evonik Degussa Gmbh Verfahren zur Herstellung von hochreinem SiO2
DE102012218823A1 (de) * 2012-10-16 2014-04-17 Evonik Degussa Gmbh Verfahren zur Herstellung von hochreinem Siliziumnitrid
JP2014141400A (ja) * 2012-12-28 2014-08-07 Taiheiyo Cement Corp シリカとカーボンの混合物の製造方法
CN103130194B (zh) * 2013-03-25 2015-07-08 北京乾润开元环保科技有限公司 一种水冷式臭氧发生器地电极
JP6647575B2 (ja) * 2016-09-13 2020-02-14 国立研究開発法人物質・材料研究機構 層状珪酸塩粉粒体及びその製造方法
US10690858B2 (en) 2018-02-28 2020-06-23 Corning Incorporated Evanescent optical couplers employing polymer-clad fibers and tapered ion-exchanged optical waveguides
CN108910899A (zh) * 2018-08-03 2018-11-30 上海硅硅生物技术有限公司 一种简易的偏硅酸制备方法
US10585242B1 (en) 2018-09-28 2020-03-10 Corning Research & Development Corporation Channel waveguides with bend compensation for low-loss optical transmission
CN113955761B (zh) * 2021-11-17 2022-05-24 金三江(肇庆)硅材料股份有限公司 一种防团聚增稠型二氧化硅及其制备方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61150366A (ja) * 1984-12-25 1986-07-09 Nec Corp Ｍｉｓ型メモリ−セル
JPS6212608A (ja) * 1985-07-11 1987-01-21 Nippon Chem Ind Co Ltd:The 高純度シリカ及びその製造方法
JPS62270424A (ja) * 1986-05-15 1987-11-24 Nippon Sekiei Glass Kk 超高純度石英ガラス粉末の製造法
JPH0796447B2 (ja) * 1986-06-13 1995-10-18 モ−ゼス レイク インダストリ−ズ インコ−ポレイテツド 高純度シリカの製造方法
US4973462A (en) * 1987-05-25 1990-11-27 Kawatetsu Mining Company, Ltd. Process for producing high purity silica
JP2545282B2 (ja) * 1989-04-17 1996-10-16 日東化学工業株式会社 球状シリカ粒子の製造方法
US5028407A (en) * 1990-01-25 1991-07-02 International Minerals & Chemical Corp. Method of production of high purity fusible silica
DE10211958A1 (de) * 2002-03-18 2003-10-16 Wacker Chemie Gmbh Hochreines Silica-Pulver, Verfahren und Vorrichtung zu seiner Herstellung
US20060110307A1 (en) * 2004-11-24 2006-05-25 Mcgill Patrick D High-cleaning silica materials made via product morphology control and dentifrice containing such

Also Published As

Publication number Publication date
ZA201102325B (en) 2011-12-28
WO2010037705A1 (de) 2010-04-08
EP2331463A1 (de) 2011-06-15
KR20110076904A (ko) 2011-07-06
AU2009299917A1 (en) 2010-04-08
EA201100567A1 (ru) 2011-10-31
JP2012504102A (ja) 2012-02-16
TW201029925A (en) 2010-08-16
CN102171144A (zh) 2011-08-31
CA2738561A1 (en) 2010-04-08
US20110244238A1 (en) 2011-10-06

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired