DE69519784T2 - Verfahren zur Herstellung von feinteiliger Kieselsäure - Google Patents

Verfahren zur Herstellung von feinteiliger Kieselsäure

Info

Publication number
DE69519784T2
DE69519784T2 DE69519784T DE69519784T DE69519784T2 DE 69519784 T2 DE69519784 T2 DE 69519784T2 DE 69519784 T DE69519784 T DE 69519784T DE 69519784 T DE69519784 T DE 69519784T DE 69519784 T2 DE69519784 T2 DE 69519784T2
Authority
DE
Germany
Prior art keywords
production
finely divided
divided silica
silica
finely
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
DE69519784T
Other languages
English (en)
Other versions
DE69519784D1 (de
Inventor
Masanobu Nishimine
Kiyoshi Shirasuna
Yoshio Tomizawa
Hidekazu Uehara
Susumu Ueno
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.)
Shin Etsu Chemical Co Ltd
Original Assignee
Shin Etsu Chemical Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=17503935&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69519784(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Shin Etsu Chemical Co Ltd filed Critical Shin Etsu Chemical Co Ltd
Publication of DE69519784D1 publication Critical patent/DE69519784D1/de
Application granted granted Critical
Publication of DE69519784T2 publication Critical patent/DE69519784T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C01B33/181—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
    • C01B33/183—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process by oxidation or hydrolysis in the vapour phase of silicon compounds such as halides, trichlorosilane, monosilane
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
DE69519784T 1994-10-11 1995-10-10 Verfahren zur Herstellung von feinteiliger Kieselsäure Expired - Fee Related DE69519784T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27172294A JP3480083B2 (ja) 1994-10-11 1994-10-11 微細シリカの製造方法

Publications (2)

Publication Number Publication Date
DE69519784D1 DE69519784D1 (de) 2001-02-08
DE69519784T2 true DE69519784T2 (de) 2001-05-31

Family

ID=17503935

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69519784T Expired - Fee Related DE69519784T2 (de) 1994-10-11 1995-10-10 Verfahren zur Herstellung von feinteiliger Kieselsäure

Country Status (3)

Country Link
EP (1) EP0706972B1 (de)
JP (1) JP3480083B2 (de)
DE (1) DE69519784T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6322765B1 (en) 1996-02-15 2001-11-27 Wacker-Chemie Gmbh Process for preparing silicon dioxide
DE19605672C1 (de) * 1996-02-15 1997-09-25 Wacker Chemie Gmbh Verfahren zur Herstellung von Siliciumdioxid
DE19650500A1 (de) 1996-12-05 1998-06-10 Degussa Dotierte, pyrogen hergestellte Oxide
JP4352355B2 (ja) * 1998-09-16 2009-10-28 日本アエロジル株式会社 超微粒子状二酸化珪素とその製造方法
JP4889141B2 (ja) * 2000-10-06 2012-03-07 株式会社トクヤマ 溶融シリカ粒子の製造方法
JP3750728B2 (ja) 2000-12-05 2006-03-01 信越化学工業株式会社 微細シリカの製造方法
KR100989941B1 (ko) * 2003-07-16 2010-10-26 주식회사 케이씨씨 실리카 미분체의 제조방법 및 장치
DE102006009953A1 (de) 2006-03-03 2007-09-06 Wacker Chemie Ag Verfahren zur Wiederverwertung von hochsiedenden Verbindungen innerhalb eines Chlorsilanverbundes
JP5457627B2 (ja) * 2007-09-20 2014-04-02 株式会社クレハ環境 反応ノズル、気相加水分解処理装置および気相加水分解処理方法
KR101522698B1 (ko) * 2013-07-02 2015-06-25 공주대학교 산학협력단 실리카 나노입자 제조방법 및 실리카 나노입자

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2620737C2 (de) * 1976-05-11 1982-07-29 Wacker-Chemie GmbH, 8000 München Verfahren zum Herstellen von hochdispersem Siliciumdioxid
DE2909815C2 (de) * 1979-03-13 1984-11-22 Wacker-Chemie GmbH, 8000 München Verfahren zur Herstellung von hochdispersem Siliciumdioxid
DE3223454A1 (de) * 1982-06-23 1983-12-29 Wacker-Chemie GmbH, 8000 München Verfahren zur herstellung von pyrogenerzeugter kieselsaeure mit verstaerkter verdickungswirkung
DE3525802A1 (de) * 1985-07-19 1987-01-22 Bayer Ag Verfahren zur herstellung von modifizierten faellungskieselsaeuren
US5340560A (en) * 1993-04-30 1994-08-23 General Electric Company Method for making fumed silica having a reduced aggregate size and product

Also Published As

Publication number Publication date
DE69519784D1 (de) 2001-02-08
EP0706972A1 (de) 1996-04-17
JPH08109014A (ja) 1996-04-30
EP0706972B1 (de) 2001-01-03
JP3480083B2 (ja) 2003-12-15

Similar Documents

Publication Publication Date Title
DE69704964D1 (de) Verfahren zur Herstellung von Acryloxypropylsilane
DE69503960T2 (de) Verfahren zur Herstellung von Bisphenol
DE69523798D1 (de) Verfahren zur Herstellung von Transformatorenkernen
DE69527818T2 (de) Verfahren zur Herstellung von Polycarbonaten
DE59506573D1 (de) Verfahren zur Herstellung von Filtern
DE69516438D1 (de) Verfahren zur Herstellung von chlororganischen Silizium-Verbindungen
DE69510596D1 (de) Verfahren zur Herstellung von Organooxysilane
DE69502384D1 (de) Prozess zur herstellung von polyarylenetherketonen
DE69611484D1 (de) Verfahren zur Herstellung von Phenol
DE59502202D1 (de) Verfahren zur kontinuierlichen Herstellung von hochreinem Bisphenol-A
DE59500545D1 (de) Verfahren zur adiabatischen Herstellung von Mononitrotoluolen
DE59500930D1 (de) Verfahren zur Herstellung von Ethanolaminen
DE69522877D1 (de) Verfahren zur Herstellung von hochreinem Stickstoff
DE69519784T2 (de) Verfahren zur Herstellung von feinteiliger Kieselsäure
DE69310232D1 (de) Verfahren zur Herstellung von Organomonochlorsilan
DE59506135D1 (de) Verfahren zur adiabatischen Herstellung von Mononitrohalogenbenzolen
DE59506673D1 (de) Verfahren zur Herstellung von Aminen
DE59709470D1 (de) Verfahren zur kontinuierlichen Herstellung von 3-Halogen-Propyl-Organosilanen
DE59404313D1 (de) Verfahren zur Herstellung von hochdisperser Kieselsäure
DE69505572D1 (de) Verfahren zur Herstellung von Silikasteinen
DE59302489D1 (de) Verfahren zur Herstellung von Chlor-Fluor-Butenen
DE59501204D1 (de) Verfahren zur Herstellung von Aminen
DE69611331D1 (de) Verfahren zur Herstellung von S-Phenyl-L-Cystein
DE69603243T2 (de) Verfahren zur Herstellung von Ethenylamiden
DE59505557D1 (de) Verfahren zur Herstellung von Kautschukmischungen

Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee