DE112013001058A5 - Verfahren zur Herstellung von hochreinem SiO2 - Google Patents

Verfahren zur Herstellung von hochreinem SiO2 Download PDF

Info

Publication number
DE112013001058A5
DE112013001058A5 DE112013001058.5T DE112013001058T DE112013001058A5 DE 112013001058 A5 DE112013001058 A5 DE 112013001058A5 DE 112013001058 T DE112013001058 T DE 112013001058T DE 112013001058 A5 DE112013001058 A5 DE 112013001058A5
Authority
DE
Germany
Prior art keywords
producing high
purity sio
sio
purity
producing
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.)
Withdrawn
Application number
DE112013001058.5T
Other languages
English (en)
Inventor
Jürgen Erwin Lang
Hartwig Rauleder
Bodo Frings
Christian Panz
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.)
Evonik Operations GmbH
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 DE112013001058A5 publication Critical patent/DE112013001058A5/de
Withdrawn legal-status Critical Current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
    • C01B33/18—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
    • 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
    • C01B33/142—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates
    • C01B33/143—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C01P2004/53—Particles with a specific particle size distribution bimodal size distribution
DE112013001058.5T 2012-02-21 2013-02-08 Verfahren zur Herstellung von hochreinem SiO2 Withdrawn DE112013001058A5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE201210202587 DE102012202587A1 (de) 2012-02-21 2012-02-21 Verfahren zur Herstellung von hochreinem SiO2
DE102012202587.1 2012-02-21
PCT/EP2013/052488 WO2013124166A1 (de) 2012-02-21 2013-02-08 Verfahren zur herstellung von hochreinem sio2

Publications (1)

Publication Number Publication Date
DE112013001058A5 true DE112013001058A5 (de) 2014-12-11

Family

ID=47710140

Family Applications (2)

Application Number Title Priority Date Filing Date
DE201210202587 Withdrawn DE102012202587A1 (de) 2012-02-21 2012-02-21 Verfahren zur Herstellung von hochreinem SiO2
DE112013001058.5T Withdrawn DE112013001058A5 (de) 2012-02-21 2013-02-08 Verfahren zur Herstellung von hochreinem SiO2

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE201210202587 Withdrawn DE102012202587A1 (de) 2012-02-21 2012-02-21 Verfahren zur Herstellung von hochreinem SiO2

Country Status (3)

Country Link
DE (2) DE102012202587A1 (de)
TW (1) TW201343552A (de)
WO (1) WO2013124166A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111892059B (zh) * 2020-08-19 2023-04-25 昆明理工大学 一种高纯石英砂的制备方法
CN114735712A (zh) * 2022-04-25 2022-07-12 吉林省临江天元催化剂有限公司 一种硅藻土的提纯方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1282008B (de) * 1964-12-16 1968-11-07 Degussa Verfahren zur Reinigung von gefaellten Kieselsaeuren und/oder Silicaten
DE2855251A1 (de) * 1978-12-21 1980-07-03 Mittex Ag Verfahren und vorrichtung zum herstellen von silikagel
US5100581A (en) 1990-02-22 1992-03-31 Nissan Chemical Industries Ltd. Method of preparing high-purity aqueous silica sol
AU2007226533B2 (en) 2006-03-15 2012-12-13 Reaction Sciences, Inc. Method for making silicon for solar cells and other applications
US20110262336A1 (en) 2008-09-30 2011-10-27 Hartwig Rauleder Production of solar-grade silicon from silicon dioxide
KR20110076904A (ko) * 2008-09-30 2011-07-06 에보니크 데구사 게엠베하 규산염 용액으로부터 고순도 ｓｉｏ２의 제조 방법
EP2481245A1 (de) 2009-09-24 2012-08-01 Nokia Siemens Networks OY Verfahren für dynamische steuerung einer uplink-übertragungsleistung eines benutzergeräts
US8609068B2 (en) * 2010-02-24 2013-12-17 J.M. Huber Corporation Continuous silica production process and silica product prepared from same

Also Published As

Publication number Publication date
TW201343552A (zh) 2013-11-01
WO2013124166A1 (de) 2013-08-29
DE102012202587A1 (de) 2013-08-22

Similar Documents

Publication Publication Date Title
DE102010037160A8 (de) Verfahren zur Herstellung von Zahnersatz
DE102012018207A8 (de) Verfahren zur Herstellung von Polyolestern
PL3022164T3 (pl) Sposób formowania trwałego szkliwa szklanego
BR112014026796A2 (pt) processo
DE112010000006B8 (de) Verfahren zur Herstellung von nano-dispergierten high-all-trans-Carotinoid-Mikrokapseln
PL2828309T3 (pl) Sposób wytwarzania sztywnych pianek poliuretanowych i sztywnych pianek poliizocyjanuranowych
DE112013001147A5 (de) Verfahren und Vorrichtung zur Herstellung von Preformen
BR112013022734A2 (pt) processo de preparação d euma n-fenil-hidroxilamina
DE102010002164A8 (de) Verfahren zur Herstellung von beschichteten Formkörpern
FI20125823A (fi) Menetelmä klooridioksidin valmistamiseksi
DE112013006065A5 (de) Verfahren zur Herstellung von Halbleiter-Laserelementen und Halbleiter-Laserelement
DE102011080105A8 (de) Verfahren zur Reinigung von polykristallinen Siliciumbruchstücken
DE112012006987T8 (de) Verfahren zur Erzeugung von nicht-karzinogenem aromatischem Prozessöl
DE112013003816A5 (de) Verfahren zur Herstellung eines Leuchtmittels
DE112013001864A5 (de) Verfahren zur Herstellung von Lebensmittelverpackungen und nach diesem Verfahren hergestellte Lebensmittelverpackung
HK1210138A1 (en) Method for producing equilibrium peracetic acid and equilibrium peracetic acid obtainable by the method
BR112013012606A2 (pt) processo de produção de acetato de vinila
DE102012015739A8 (de) Verfahren zur Herstellung von Leuchtdioden
IL240214A0 (en) A process for the preparation of enantiomerically enriched 3-aminopiperidine
DE112010005730A5 (de) Verfahren zur Herstellung von Kohlenstoff-Schaumstoffen
DE112013001058A5 (de) Verfahren zur Herstellung von hochreinem SiO2
DE112011101392A5 (de) Verfahren zur Herstellung von Partikeln
DE112011101801A5 (de) Verfahren zur Herstellung von Quarzglaskörnung
DE102013218545B8 (de) Vorrichtung zur Herstellung von Verpackungseinheiten
DE112013004702A5 (de) Sensoranordnung und Verfahren zur Herstellung einer Sensoranordnung

Legal Events

Date Code Title Description
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee