BRPI0408614A - vidro de sìlica de alta homogeneidade preparado por um procedimento sol-gel - Google Patents

vidro de sìlica de alta homogeneidade preparado por um procedimento sol-gel

Info

Publication number
BRPI0408614A
BRPI0408614A BRPI0408614-7A BRPI0408614A BRPI0408614A BR PI0408614 A BRPI0408614 A BR PI0408614A BR PI0408614 A BRPI0408614 A BR PI0408614A BR PI0408614 A BRPI0408614 A BR PI0408614A
Authority
BR
Brazil
Prior art keywords
sol
silica glass
high homogeneity
glass prepared
gel procedure
Prior art date
Application number
BRPI0408614-7A
Other languages
English (en)
Inventor
Fulvio Costa
Lorenzo Costa
Massimo Sparpaglione
Original Assignee
Gegussa Novara Technology Spa
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 Gegussa Novara Technology Spa filed Critical Gegussa Novara Technology Spa
Publication of BRPI0408614A publication Critical patent/BRPI0408614A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/12—Other methods of shaping glass by liquid-phase reaction processes
    • 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
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/006—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels to produce glass through wet route
    • 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
    • C03C3/06—Glass compositions containing silica with more than 90% silica by weight, e.g. quartz
    • 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
    • C03C2201/00—Glass compositions
    • C03C2201/02—Pure silica glass, e.g. pure fused quartz
    • 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
    • C03C2203/00—Production processes
    • C03C2203/20—Wet processes, e.g. sol-gel process
    • C03C2203/26—Wet processes, e.g. sol-gel process using alkoxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Glass Compositions (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Silicon Compounds (AREA)

Abstract

"VIDRO DE SìLICA DE ALTA HOMOGENEIDADE PREPARADO POR UM PROCEDIMENTO SOL-GEL". A presente invenção refere-se a um vidro de Si~ 2~O caracterizado por uma alta homogeneidade, preparado por um processo sol-gel.
BRPI0408614-7A 2003-03-21 2004-03-12 vidro de sìlica de alta homogeneidade preparado por um procedimento sol-gel BRPI0408614A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000005A ITNO20030005A1 (it) 2003-03-21 2003-03-21 VETRI DI SiO2 AD ALTA OMOGENEITA'.
PCT/EP2004/002577 WO2004083144A1 (en) 2003-03-21 2004-03-12 High homogeneity silica glass prepared through a sol-gel procedure

Publications (1)

Publication Number Publication Date
BRPI0408614A true BRPI0408614A (pt) 2006-03-07

Family

ID=33017984

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0408614-7A BRPI0408614A (pt) 2003-03-21 2004-03-12 vidro de sìlica de alta homogeneidade preparado por um procedimento sol-gel

Country Status (11)

Country Link
US (1) US20060079387A1 (pt)
EP (1) EP1603842A1 (pt)
JP (1) JP2006520735A (pt)
KR (1) KR100814627B1 (pt)
CN (1) CN1761630A (pt)
AU (1) AU2004222147A1 (pt)
BR (1) BRPI0408614A (pt)
CA (1) CA2519666A1 (pt)
IT (1) ITNO20030005A1 (pt)
RU (1) RU2005132393A (pt)
WO (1) WO2004083144A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2174916B9 (fr) * 2008-10-09 2017-11-22 Université Des Sciences Et Technologies De Lille Monolithes de silice de haute pureté et son procédé de synthèse
US9249028B2 (en) 2010-02-08 2016-02-02 Momentive Performance Materials Inc. Method for making high purity metal oxide particles and materials made thereof
US8197782B2 (en) * 2010-02-08 2012-06-12 Momentive Performance Materials Method for making high purity metal oxide particles and materials made thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4681615A (en) * 1982-12-23 1987-07-21 Seiko Epson Kabushiki Kaisha Silica glass formation process
EP0310486B1 (en) * 1987-09-30 1992-03-18 Shin-Etsu Chemical Co., Ltd. A method for the preparation of silica glass
US5063179A (en) * 1990-03-02 1991-11-05 Cabot Corporation Process for making non-porous micron-sized high purity silica
US5068208A (en) * 1991-04-05 1991-11-26 The University Of Rochester Sol-gel method for making gradient index optical elements
ITNO990004A1 (it) * 1999-03-08 2000-09-08 Gel Design And Engineering S R Processo sol-gel per la produzione di manufatti contenenti e aderentiad un inserto cilindrico incomprimibile e manufatti cosi' ottenuti.
US6360564B1 (en) 2000-01-20 2002-03-26 Corning Incorporated Sol-gel method of preparing powder for use in forming glass
US6467312B1 (en) * 2000-07-11 2002-10-22 Fitel Usa Corp. Sol gel method of making an optical fiber with multiple apetures

Also Published As

Publication number Publication date
KR100814627B1 (ko) 2008-03-18
KR20050113241A (ko) 2005-12-01
AU2004222147A1 (en) 2004-09-30
ITNO20030005A1 (it) 2004-09-22
WO2004083144A1 (en) 2004-09-30
JP2006520735A (ja) 2006-09-14
EP1603842A1 (en) 2005-12-14
CA2519666A1 (en) 2004-09-30
US20060079387A1 (en) 2006-04-13
CN1761630A (zh) 2006-04-19
RU2005132393A (ru) 2006-06-10

Similar Documents

Publication Publication Date Title
AU2003299822A1 (en) Methods making alumina-silica glasses and ceramics
DE602004025718D1 (de) Glas und glaskeramik
BR0307886A (pt) Produto refratário, utilização de um produto, e, processo de fabricação de um produto refratário
DE60201920D1 (de) Optisches Glas
BR0208992A (pt) Processo para a preparação de indenos 1,3-substituìdos e compostos azapolicìclicos fundidos com arila
EP1422204A4 (en) GLASS
ES2150816T3 (es) Cinta de fibras cortas de vidrio resistente a alta temperatura y altamente textil, que contiene al2o3, asi como productos de la misma.
DE60222644D1 (de) Prozess zur herstellung von transparenten formteilen
WO2004071980A3 (en) Ceramics and methods of making the same
DE10390245D2 (de) Optisches Glas
NO20040388L (no) Fremgangsmåte for fremstilling av beraprost og salter derav, samt forbindelser som er mellomprodukter i fremgangsmåten
FR2844261B1 (fr) Verre mineral ceramisable, fabrication d'articles en vitroceramique, lesdits articles
BRPI0416112A (pt) preparação de heterociclos substituìdo por fluormetila
BR0215709A (pt) Processo para a preparação de cefdinir
BRPI0418047A (pt) processo para a preparação de derivados de piridina
BR0316702A (pt) xprocesso para preparação de (s)-pantoprazol
BR0205062A (pt) Spandex e processo para produzir spandex
NO20033920L (no) Fremgangsmåte for fremstilling av en kvartsglassdigel
FR2832403B1 (fr) Composition refractaire non faconnee, destinee notamment a la realisation de soles d'un four de verrerie
BR0309568A (pt) Triazolopirimidinas
BRPI0515450A (pt) produto refratário fundido e moldado de tipo azs e sua utilização
ATE298731T1 (de) Optisches glas mit anomaler dispersion
PT1401780T (pt) Composição de vidro cinzemto destinado ao fabrico de vidraças
BRPI0411652A (pt) processo para a preparação de derivados de espirobenzoazepina substituìdos não-peptìdicos
BRPI0411751A (pt) processo de polimerização para preparação de

Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 7A E 8A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2159 DE 22/05/2012.