BE881534A - Procede de fabrication orientee d'acide silicique par hydrolyse dans la flamme et produits ainsi obtenus - Google Patents

Procede de fabrication orientee d'acide silicique par hydrolyse dans la flamme et produits ainsi obtenus

Info

Publication number
BE881534A
BE881534A BE6/47072A BE6047072A BE881534A BE 881534 A BE881534 A BE 881534A BE 6/47072 A BE6/47072 A BE 6/47072A BE 6047072 A BE6047072 A BE 6047072A BE 881534 A BE881534 A BE 881534A
Authority
BE
Belgium
Prior art keywords
flame
hydrolysis
products
silicic acid
oriented
Prior art date
Application number
BE6/47072A
Other languages
English (en)
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of BE881534A publication Critical patent/BE881534A/fr

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
    • 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
    • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
BE6/47072A 1979-02-05 1980-02-04 Procede de fabrication orientee d'acide silicique par hydrolyse dans la flamme et produits ainsi obtenus BE881534A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792904199 DE2904199A1 (de) 1979-02-05 1979-02-05 Verfahren zur gelenkten herstellung von kieselsaeure mittels flammenhydrolyse

Publications (1)

Publication Number Publication Date
BE881534A true BE881534A (fr) 1980-08-04

Family

ID=6062146

Family Applications (1)

Application Number Title Priority Date Filing Date
BE6/47072A BE881534A (fr) 1979-02-05 1980-02-04 Procede de fabrication orientee d'acide silicique par hydrolyse dans la flamme et produits ainsi obtenus

Country Status (14)

Country Link
EP (1) EP0015315B1 (fr)
JP (1) JPS55104912A (fr)
AT (2) ATE4303T1 (fr)
BE (1) BE881534A (fr)
BR (1) BR8000517A (fr)
CA (1) CA1179477A (fr)
CH (1) CH642931A5 (fr)
DE (2) DE2904199A1 (fr)
FR (1) FR2447887A1 (fr)
GB (1) GB2044738B (fr)
IT (1) IT7969244A0 (fr)
LU (1) LU81909A1 (fr)
NL (1) NL7908270A (fr)
SE (1) SE8000877L (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3016010C2 (de) * 1980-04-25 1985-01-10 Degussa Ag, 6000 Frankfurt Verfahren zur pyrogenen Herstellung von Kieselsäure
DE3028364C2 (de) * 1980-07-26 1983-07-21 Degussa Ag, 6000 Frankfurt Verfahren und Vorrichtung zur pyrogenen Herstellung von Siliciumdioxid
JPS5788020A (en) * 1980-11-14 1982-06-01 Ube Ind Ltd Manufacture of very finely grained anhydrous silica
GB8905966D0 (en) * 1989-03-15 1989-04-26 Tsl Group Plc Improved vitreous silica products
DE10163939A1 (de) * 2001-12-22 2003-07-10 Degussa Schicht erhalten aus einer wässerigen Dispersion enthaltend flammenhydrolytisch hergestelltes Silicium-Titan-Mischoxidpulver
DE10312970A1 (de) * 2003-03-24 2004-10-14 Degussa Ag Pyrogenes Siliciumdioxidpulver und Dispersion hiervon
DE10326049A1 (de) * 2003-06-10 2004-12-30 Degussa Ag Flammenhydrolytisch hergestelltes Siliciumdioxid, Verfahren zu seiner Herstellung und Verwendung
DE102005001408A1 (de) * 2005-01-12 2006-07-20 Degussa Ag Pyrogen hergestelltes Siliciumdioxidpulver
EP3390303B1 (fr) 2015-12-18 2024-02-07 Heraeus Quarzglas GmbH & Co. KG Fabrication de corps de verre de quartz avec controle de point de rosee dans le four de fusion
TWI840318B (zh) 2015-12-18 2024-05-01 德商何瑞斯廓格拉斯公司 石英玻璃體、光導、施照體、成型體及製備彼等之方法及矽組分之用途
TWI794149B (zh) 2015-12-18 2023-03-01 德商何瑞斯廓格拉斯公司 石英玻璃粉粒、不透明成型體及彼等之製備方法
EP3390290B1 (fr) 2015-12-18 2023-03-15 Heraeus Quarzglas GmbH & Co. KG Fabrication d'un corps en verre de quartz opaque
EP3390296B1 (fr) 2015-12-18 2024-09-04 Heraeus Quarzglas GmbH & Co. KG Fabrication d'un corps en verre de quartz dans un four multi-chambres
KR20180095622A (ko) 2015-12-18 2018-08-27 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 내화성 금속으로 제조된 용융 도가니에서 실리카 유리 제품의 제조
TWI808933B (zh) 2015-12-18 2023-07-21 德商何瑞斯廓格拉斯公司 石英玻璃體、二氧化矽顆粒、光導、施照體、及成型體及其製備方法
US11492285B2 (en) 2015-12-18 2022-11-08 Heraeus Quarzglas Gmbh & Co. Kg Preparation of quartz glass bodies from silicon dioxide granulate
EP3390308B1 (fr) 2015-12-18 2024-08-28 Heraeus Quarzglas GmbH & Co. KG Fibres de verre de verre de silice a teneur reduite en oh, cl et al
KR20180095879A (ko) 2015-12-18 2018-08-28 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 상승된 온도에서 탄소-도핑된 실리카 과립을 처리하여 실리카 과립의 알칼리 토금속 함량의 감소

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1967235A (en) * 1931-09-08 1934-07-24 Karl A Ferkel Method and apparatus for production of metal oxides
CH221309A (de) * 1941-12-03 1942-05-31 Hans Dr Preis Verfahren und Vorrichtung zur Herstellung eines fein verteilten Oxydes derjenigen Elemente der Gruppe IVa des periodischen Systems, welche zur Bildung flüchtiger Chloride befähigt sind.
US2488440A (en) * 1946-11-30 1949-11-15 Du Pont Titanium dioxide pigment production
US3130008A (en) * 1949-11-23 1964-04-21 Cabot Corp Method of preparing metallic oxides by hydrolysis of metallic halides
DE974723C (de) * 1950-10-02 1961-04-13 Albrecht-Wolf Mantzel Fahrzeugrad mit ringfoermigen, elastischen Zwischengliedern
BE508951A (fr) * 1951-02-07
DE952891C (de) * 1954-01-23 1956-11-22 Degussa Verfahren zur Herstellung von feinverteilten Metalloxyden und deren Gemischen
US2990249A (en) * 1958-10-09 1961-06-27 Degussa Process of preparing finely divided oxides by hydrolysis
GB1211702A (en) * 1966-12-08 1970-11-11 Unilever Ltd Fine particles
US3660025A (en) * 1970-07-01 1972-05-02 Cities Service Co Manufacture of pigmentary silica
BE790704A (fr) * 1971-10-28 1973-02-15 Degussa Procede pour la fabrication d'oxydes finement
CH569670A5 (fr) * 1972-09-15 1975-11-28 Lonza Ag

Also Published As

Publication number Publication date
ATA60480A (de) 1984-08-15
DE2904199A1 (de) 1980-08-07
JPS55104912A (en) 1980-08-11
IT7969244A0 (it) 1979-11-20
FR2447887A1 (fr) 1980-08-29
ATE4303T1 (de) 1983-08-15
CA1179477A (fr) 1984-12-18
FR2447887B1 (fr) 1984-09-07
EP0015315A1 (fr) 1980-09-17
JPS6335567B2 (fr) 1988-07-15
DE2966007D1 (en) 1983-09-01
GB2044738A (en) 1980-10-22
BR8000517A (pt) 1980-10-14
GB2044738B (en) 1983-05-11
CH642931A5 (de) 1984-05-15
SE8000877L (sv) 1980-08-06
EP0015315B1 (fr) 1983-07-27
NL7908270A (nl) 1980-08-07
LU81909A1 (de) 1980-04-22

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: DEUTSCHE GOLD- UND SILBER-SCHEIDEANSTALT VORMALS

Effective date: 19850204