BR9808604A - Processo para purificação de siloxano - Google Patents

Processo para purificação de siloxano

Info

Publication number
BR9808604A
BR9808604A BR9808604-9A BR9808604A BR9808604A BR 9808604 A BR9808604 A BR 9808604A BR 9808604 A BR9808604 A BR 9808604A BR 9808604 A BR9808604 A BR 9808604A
Authority
BR
Brazil
Prior art keywords
siloxane
purification
relates
manufacture
silica glass
Prior art date
Application number
BR9808604-9A
Other languages
English (en)
Inventor
Joseph Sylvester Flynn
Dale Robert Powers
Brian Paul Strines
Original Assignee
Corning Inc
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 Corning Inc filed Critical Corning Inc
Publication of BR9808604A publication Critical patent/BR9808604A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/32—Post-polymerisation treatment
    • C08G77/34—Purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/14—Other methods of shaping glass by gas- or vapour- phase reaction processes
    • C03B19/1415—Reactant delivery systems
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/01413—Reactant delivery systems
    • 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
    • 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
    • C03C1/02—Pretreated ingredients
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic System
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/0834—Compounds having one or more O-Si linkage
    • C07F7/0838—Compounds with one or more Si-O-Si sequences
    • C07F7/0872—Preparation and treatment thereof
    • C07F7/089—Treatments not covered by a preceding group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic System
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/20—Purification, separation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
    • B01J2220/54—Sorbents specially adapted for analytical or investigative chromatography
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/02—Pure silica glass, e.g. pure fused quartz
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/30—For glass precursor of non-standard type, e.g. solid SiH3F
    • C03B2207/32—Non-halide
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/80—Feeding the burner or the burner-heated deposition site
    • C03B2207/81—Constructional details of the feed line, e.g. heating, insulation, material, manifolds, filters
    • 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

Abstract

Patente de Invenção para <B>"PROCESSO PARA PURIFICAçãO DE SILOXANO"<D>. A presente invenção é dirigida a um processo para purificação de siloxano. A invenção se refere a um processo de fabricação de um estoque de alimentação de siloxano purificado para uso no manufaturamento de vidro de sílica. A invenção se refere a um processo de um estoque de alimentação de siloxano purificado para uso no manufaturamento de vidro de sílica. A invenção se refere adicionalmente a extração de fase sólida de impurezas de um material de partida de polialquilsiloxano.
BR9808604-9A 1997-04-18 1998-04-14 Processo para purificação de siloxano BR9808604A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4468797P 1997-04-18 1997-04-18
PCT/US1998/007564 WO1998047946A1 (en) 1997-04-18 1998-04-14 Process for purifying siloxane

Publications (1)

Publication Number Publication Date
BR9808604A true BR9808604A (pt) 2000-05-23

Family

ID=21933762

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9808604-9A BR9808604A (pt) 1997-04-18 1998-04-14 Processo para purificação de siloxano

Country Status (11)

Country Link
US (1) US6590116B1 (pt)
EP (1) EP0975690B1 (pt)
JP (1) JP4333886B2 (pt)
KR (1) KR100548198B1 (pt)
CN (1) CN1111557C (pt)
AU (1) AU743383B2 (pt)
BR (1) BR9808604A (pt)
CA (1) CA2285562A1 (pt)
DE (1) DE69830899D1 (pt)
ID (1) ID22906A (pt)
WO (1) WO1998047946A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3794664B2 (ja) * 1998-07-29 2006-07-05 信越化学工業株式会社 合成石英ガラス部材及びその製造方法、並びにエキシマレーザ用光学部品
JP2000212186A (ja) * 1999-01-22 2000-08-02 Dow Corning Toray Silicone Co Ltd 光学用高屈折率シリコ―ンオイルおよび光学用高屈折率シリコ―ンオイル混合物
JP4024469B2 (ja) * 2000-11-06 2007-12-19 信越化学工業株式会社 オルガノポリシロキサンの精製方法及びその精製方法により得られるオルガノポリシロキサン
CN104304315A (zh) * 2014-09-18 2015-01-28 魏巍 一种稳定的低腐蚀性杀孢子剂及其制备方法
EP3002262B1 (de) * 2014-10-01 2018-06-27 Heraeus Quarzglas GmbH & Co. KG Verfahren zur Herstellung von synthetischem Quarzglas mittels einer polymerisierbaren Polyalkylsiloxanverbindung
CN104530432A (zh) * 2014-12-11 2015-04-22 南京美思德新材料有限公司 一种采用加压流体萃取制备低挥发性聚硅氧烷的方法
EP3034476A1 (de) 2014-12-16 2016-06-22 Heraeus Quarzglas GmbH & Co. KG Verfahren zur herstellung von synthetischem quarzglas unter verwendung einer reinigungsvorrichtung
EP3059212A1 (de) * 2015-02-18 2016-08-24 Heraeus Quarzglas GmbH & Co. KG Verfahren und vorrichtung zur herstellung von quarzglas aus einer polymerisierbaren polyalkylsiloxanverbindung mit membranfilter als reinigungsvorrichtung
US11148121B2 (en) * 2016-05-31 2021-10-19 Dow Silicones Corporation Method of depleting a volatile component in a mixture using a sorbent crosslinked elastomer and apparatus for practicing the method
EP3434653A1 (de) 2017-07-24 2019-01-30 Heraeus Quarzglas GmbH & Co. KG Einsatz von einer polyalkylsiloxanverbindung mit geringem siloxanolgehalt für die herstellung von synthetischem quarzglas
CN113522361B (zh) * 2020-04-22 2023-02-03 江西蓝星星火有机硅有限公司 一种用于纯化环硅氧烷的固载催化剂

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5043002A (en) * 1990-08-16 1991-08-27 Corning Incorporated Method of making fused silica by decomposing siloxanes
JP2730427B2 (ja) * 1992-09-24 1998-03-25 信越化学工業株式会社 シロキサン類の精製方法
US5703191A (en) * 1995-09-01 1997-12-30 Corning Incorporated Method for purifying polyalkylsiloxanes and the resulting products

Also Published As

Publication number Publication date
JP2001520675A (ja) 2001-10-30
JP4333886B2 (ja) 2009-09-16
CA2285562A1 (en) 1998-10-29
AU7248398A (en) 1998-11-13
CN1111557C (zh) 2003-06-18
AU743383B2 (en) 2002-01-24
DE69830899D1 (de) 2005-08-25
WO1998047946A1 (en) 1998-10-29
KR100548198B1 (ko) 2006-02-01
US6590116B1 (en) 2003-07-08
EP0975690A1 (en) 2000-02-02
EP0975690B1 (en) 2005-07-20
CN1251599A (zh) 2000-04-26
EP0975690A4 (en) 2000-07-05
KR20010006510A (ko) 2001-01-26
ID22906A (id) 1999-12-16

Similar Documents

Publication Publication Date Title
BR9808604A (pt) Processo para purificação de siloxano
BR0109929A (pt) Processo para a purificação de uma massa fundida de ácido acrìlico bruto
BR9105708A (pt) Processo para separacao de impurezas a partir de solucao aquosa de etanol bruto
BR0317255A (pt) Processo para preparar o agente antiviral [1s-(1alfa, 3alfa, 4beta)]-2-amino-1,9-diidro-9-[4-hidróxi-3-(hidroximetil)- 2-metilenociclopentil]-6h-purin-6-ona
BR9510187A (pt) Processo para a purificação contínua de caprolactama bruta por meio de hidrogenação
HUP0102818A3 (en) Process for purification of citalopram
DE60141268D1 (de) Verfahren zur Herstellung von Siliziumkarbid Einkristallen
HUP0102817A3 (en) Process for purification of citalopram
DE69314717T2 (de) Verfahren zur Herstellung polykristalliner Siliciumcarbid-Fiber
EP0760373A3 (en) Method for purifying polyalkylsiloxanes and the resulting products
AU2002221078A1 (en) Ultrasonic reflux system for one-step purification of carbon nanostructures
IT1295033B1 (it) Processo di purificazione del benzene comprendente due stadi di permeazione
BR0316462A (pt) Processos para reduzir uma suspensão de ácido carboxìlico purificado, para purificar um produto de oxidação em estágios, para produzir um produto de ácido carboxìlico purificado, e, suspensão de ácido carboxìlico purificado
BR0115991A (pt) Processo para o isolamento e a purificação de epotilonas
PT1068162E (pt) Processo para remocao de impurezas de argilas de caulino
BR9100414A (pt) Processo para purificacao de 1,1,1-tris(4&#39;-hidronifenil)etano
AU2003293042A8 (en) Process for purification of plasmid dna
BRPI0408417A (pt) métodos para a produção de um resìduo de gla purificado contendo serina protease, para a purificação de um resìduo de gla contendo serina protease e para estabilização de um resìduo de gla contendo serina protease, e, composição
ID22856A (id) Pemurnian etilena oksida dengan cara distilasi
PT1206452E (pt) Processo de preparacao de compostos benzoper-hidroisoindole
DE69800088D1 (de) Kontinuierliches Verfahren zur Herstellung von Siliciumcarbid-Fasern
ITMI20000837A0 (it) Processo per la sintesi di cefoperazone sodico ad elevata cristallimita&#39;
PT1105392E (pt) Processo para a preparacao de intermediarios de imidazodiazepina
DE60022960D1 (de) Verfahren zur Reinigung von S-Adenosyl-L-Methionin und zur Herstellung von pharmazeutisch verträglichen Salzen davon
ID26405A (id) Pemurnian karboksaldehida

Legal Events

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