DE69630563D1 - Verfahren zur Reinigung von Polyalkylsiloxanen und daraus erhaltene Produkte - Google Patents
Verfahren zur Reinigung von Polyalkylsiloxanen und daraus erhaltene ProdukteInfo
- Publication number
- DE69630563D1 DE69630563D1 DE69630563T DE69630563T DE69630563D1 DE 69630563 D1 DE69630563 D1 DE 69630563D1 DE 69630563 T DE69630563 T DE 69630563T DE 69630563 T DE69630563 T DE 69630563T DE 69630563 D1 DE69630563 D1 DE 69630563D1
- Authority
- DE
- Germany
- Prior art keywords
- polyalkylsiloxanes
- purification
- products obtained
- obtained therefrom
- therefrom
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
Classifications
-
- 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
- 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
- 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 Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/20—Purification, separation
-
- 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 Table
- C07F7/02—Silicon compounds
- C07F7/21—Cyclic compounds having at least one ring containing silicon, but no carbon in the ring
-
- 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
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2207/00—Glass deposition burners
- C03B2207/80—Feeding the burner or the burner-heated deposition site
- C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
-
- 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
- C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
- C03B2207/87—Controlling the temperature
-
- 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
- C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
- C03B2207/88—Controlling the pressure
-
- 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
- C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
- C03B2207/89—Controlling the liquid level in or supply to the tank
-
- 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
- C03B2207/90—Feeding the burner or the burner-heated deposition site with vapour generated from solid glass precursors, i.e. by sublimation
-
- 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
- C03C2203/27—Wet processes, e.g. sol-gel process using alkoxides the alkoxides containing other organic groups, e.g. alkyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Glass Melting And Manufacturing (AREA)
- Silicon Polymers (AREA)
- Silicon Compounds (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Compositions (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US311695P | 1995-09-01 | 1995-09-01 | |
US08/574,961 US5703191A (en) | 1995-09-01 | 1995-12-19 | Method for purifying polyalkylsiloxanes and the resulting products |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69630563D1 true DE69630563D1 (de) | 2003-12-11 |
Family
ID=26671346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69630563T Expired - Lifetime DE69630563D1 (de) | 1995-09-01 | 1996-08-16 | Verfahren zur Reinigung von Polyalkylsiloxanen und daraus erhaltene Produkte |
Country Status (10)
Country | Link |
---|---|
US (1) | US5703191A (de) |
EP (1) | EP0760373B1 (de) |
JP (1) | JPH09156947A (de) |
KR (1) | KR100500122B1 (de) |
CN (1) | CN1152079C (de) |
AU (1) | AU714751B2 (de) |
CA (1) | CA2181329A1 (de) |
DE (1) | DE69630563D1 (de) |
RU (1) | RU2161166C2 (de) |
TW (1) | TW440579B (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5879649A (en) * | 1995-12-19 | 1999-03-09 | Corning Incorporated | Method for purifying polyalkylsiloxanes and the resulting products |
ATE272573T1 (de) | 1995-12-19 | 2004-08-15 | Corning Inc | Verfahren und vorrichtung zur herstellung eines quarzglases durch verbrennung von flüssigen reagentien |
WO1998047946A1 (en) * | 1997-04-18 | 1998-10-29 | Corning Incorporated | Process for purifying siloxane |
US5979185A (en) * | 1997-07-16 | 1999-11-09 | Corning Incorporated | Method and apparatus for forming silica by combustion of liquid reactants using a heater |
EP1007484A4 (de) * | 1997-07-21 | 2000-09-20 | Corning Inc | Verfahren zum herstellen von dämpfe mit niedrigern strömung |
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 |
CA2394620A1 (en) | 1999-12-16 | 2001-06-21 | Douglas E. Goforth | Optical gain fibers |
US6418756B1 (en) | 2000-01-28 | 2002-07-16 | Corning Incorporated | Method of making planar waveguides using low flow rates of feedstock vapors from a gas and liquid mixture |
US7730747B2 (en) * | 2002-06-28 | 2010-06-08 | Prysmian Cavi E Sistemi Energia S.R.L. | Method for vaporizing a liquid reactant in manufacturing a glass preform |
US20120276291A1 (en) * | 2011-04-28 | 2012-11-01 | Bird Chester D | Methods and Apparatuses for Reducing Gelation of Glass Precursor Materials During Vaporization |
US8840858B2 (en) * | 2011-07-06 | 2014-09-23 | Corning Incorporated | Apparatus for mixing vaporized precursor and gas and method therefor |
DE102011119373A1 (de) | 2011-11-25 | 2013-05-29 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung von synthetischem Quarzglas |
DE102011119341A1 (de) | 2011-11-25 | 2013-05-29 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung von synthetischem Quarzglas nach der Sootmethode |
DE102011119374A1 (de) * | 2011-11-25 | 2013-05-29 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung von synthetischem Quarzglas |
DE102011119339A1 (de) * | 2011-11-25 | 2013-05-29 | Heraeus Quarzglas Gmbh & Co. Kg | Zerstäubungsverfahren zur Herstellung von synthetischem Quarzglas |
DE102011121190A1 (de) * | 2011-12-16 | 2013-06-20 | Heraeus Quarzglas Gmbh & Co. Kg | OMCTS-Verdampfungsverfahren |
DE102013202256B3 (de) * | 2013-02-12 | 2014-07-17 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung von Titan-dotiertem synthetischen Quarzglas und dessen Verwendung |
RU2572786C2 (ru) * | 2013-11-25 | 2016-01-20 | Общество с ограниченной ответственностью "Весто" | Способ получения циклосилоксанов и низкомолекулярного полидиметилсилоксана |
EP3002262B1 (de) | 2014-10-01 | 2018-06-27 | Heraeus Quarzglas GmbH & Co. KG | Verfahren zur Herstellung von synthetischem Quarzglas mittels einer polymerisierbaren Polyalkylsiloxanverbindung |
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 |
WO2018014934A1 (en) * | 2016-07-18 | 2018-01-25 | Prysmian S.P.A. | Method for manufacturing silicon dioxide preforms employed in the production of optical fibers |
JP2018193279A (ja) * | 2017-05-18 | 2018-12-06 | 住友電気工業株式会社 | ガラス微粒子堆積体の製造方法、ガラス母材の製造方法及びガラス微粒子堆積体 |
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 |
CN109143504B (zh) * | 2018-09-03 | 2020-05-15 | 广州宽带主干网络有限公司 | 一种光纤线路保护方法 |
CN109384809B (zh) * | 2018-10-11 | 2021-03-26 | 山东东岳有机硅材料股份有限公司 | 一种去除二甲基硅氧烷环体中线性硅氧烷的方法 |
CN109373196A (zh) * | 2018-12-05 | 2019-02-22 | 上海正帆科技股份有限公司 | 一种八甲基环四硅氧烷的输送及汽化***和方法 |
CN110372743B (zh) * | 2019-07-26 | 2021-12-21 | 合盛硅业(泸州)有限公司 | 一种硅橡胶聚合副产物回收处理***及其处理方法 |
CN112028466B (zh) * | 2020-09-01 | 2021-08-31 | 长飞光纤光缆股份有限公司 | 一种用于制备光纤预制棒的有机硅原料蒸发装置 |
JP7449842B2 (ja) * | 2020-11-02 | 2024-03-14 | 信越化学工業株式会社 | 多孔質ガラス母材の製造方法及び製造装置 |
JP7428632B2 (ja) * | 2020-12-14 | 2024-02-06 | 信越化学工業株式会社 | 多孔質ガラス母材の製造方法及び製造装置 |
Family Cites Families (32)
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---|---|---|---|---|
US2272342A (en) * | 1934-08-27 | 1942-02-10 | Corning Glass Works | Method of making a transparent article of silica |
US2269059A (en) * | 1938-05-14 | 1942-01-06 | Corning Glass Works | Method of preparing finely comminuted oxides |
BE438752A (de) * | 1939-04-22 | |||
US2239551A (en) * | 1939-04-22 | 1941-04-22 | Corning Glass Works | Method of making sealing glasses and seals for quartz lamps |
US3117838A (en) * | 1957-08-02 | 1964-01-14 | Int Standard Electric Corp | Manufacture of silica |
US3416890A (en) * | 1965-12-16 | 1968-12-17 | Owens Illinois Inc | Process of producing oxides of metals and metalloids |
DE1667044C3 (de) * | 1967-04-13 | 1981-01-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung feinteiliger Oxide aus Halogeniden |
US3698936A (en) * | 1969-12-19 | 1972-10-17 | Texas Instruments Inc | Production of very high purity metal oxide articles |
US3666414A (en) * | 1971-03-15 | 1972-05-30 | Heraeus Schott Quarzschmelze | Method of producing transparent or opaque fused silica or glass with a high silicon content |
US4096160A (en) * | 1976-04-21 | 1978-06-20 | General Electric Company | Continuous devolatilization of silanol-terminated silicone polymer |
US4156689A (en) * | 1978-02-13 | 1979-05-29 | General Electric Company | Purification of hydrosilanes and siloxanes |
JPS54117491A (en) * | 1978-03-06 | 1979-09-12 | Asahi Chem Ind Co Ltd | Preparation of octamethyl-cyclotetrasiloxane |
JPS54145642A (en) * | 1978-05-09 | 1979-11-14 | Tokushiyu Muki Zairiyou Kenkiy | Method of manufacturing heat resisting semiiinorganic compound |
US4501602A (en) * | 1982-09-15 | 1985-02-26 | Corning Glass Works | Process for making sintered glasses and ceramics |
US4491604A (en) * | 1982-12-27 | 1985-01-01 | Lesk Israel A | Silicon deposition process |
JPS6090838A (ja) * | 1983-10-25 | 1985-05-22 | Shin Etsu Chem Co Ltd | 光伝送用石英ガラス母材の製造方法 |
US4689420A (en) * | 1985-11-19 | 1987-08-25 | Dow Corning Corporation | Process for preparation of cyclopolydiorganosiloxanes |
US4810673A (en) * | 1986-09-18 | 1989-03-07 | Texas Instruments Incorporated | Oxide deposition method |
US4824985A (en) * | 1987-06-11 | 1989-04-25 | Dow Corning Corporation | Novel route to Ca8 Si4 O12 Cl8, alkoxycyclotetrasiloxanes, aryloxycyclotetrasiloxanes, alkylcyclotetrasiloxanes and arylcyclotetrasiloxanes from wollastonite (Ca SiO3) |
GB8905966D0 (en) * | 1989-03-15 | 1989-04-26 | Tsl Group Plc | Improved vitreous silica products |
US5078092A (en) * | 1989-12-22 | 1992-01-07 | Corning Incorporated | Flash vaporizer system for use in manufacturing optical waveguide fiber |
US5152819A (en) * | 1990-08-16 | 1992-10-06 | Corning Incorporated | Method of making fused silica |
US5043002A (en) * | 1990-08-16 | 1991-08-27 | Corning Incorporated | Method of making fused silica by decomposing siloxanes |
US5125946A (en) * | 1990-12-10 | 1992-06-30 | Corning Incorporated | Manufacturing method for planar optical waveguides |
US5253319A (en) * | 1992-02-24 | 1993-10-12 | Corning Incorporated | Planar optical waveguides with planar optical elements |
JPH0687871A (ja) * | 1992-09-09 | 1994-03-29 | Tokuyama Soda Co Ltd | 環状シロキサンの精製方法 |
NL9201854A (nl) * | 1992-10-26 | 1994-05-16 | Franciscus Petrus Maria Nooren | Werkwijze en inrichting voor het zuiveren van vloeibaar materiaal, in het bijzonder polysiloxaan alsmede toepassing van het gezuiverde vloeibare materiaal. |
JP2971686B2 (ja) * | 1992-11-30 | 1999-11-08 | 信越石英株式会社 | 耐紫外線レーザー用光学部材の製造方法 |
EP0641799A3 (de) * | 1993-08-02 | 1997-09-17 | Dow Corning | Alkylsiloxane von hoher Reinheit und Verfahren zur deren Herstellung. |
DE69408919T2 (de) * | 1993-08-18 | 1998-10-01 | Shinetsu Chemical Co | Verfahren zur Herstellung von Polydimethylsiloxanen |
US5356451A (en) * | 1993-12-20 | 1994-10-18 | Corning Incorporated | Method and apparatus for vaporization of liquid reactants |
US5516870A (en) * | 1995-05-03 | 1996-05-14 | Dow Corning Corporation | Methods of making polysiloxanes |
-
1995
- 1995-12-19 US US08/574,961 patent/US5703191A/en not_active Expired - Lifetime
-
1996
- 1996-07-16 CA CA002181329A patent/CA2181329A1/en not_active Abandoned
- 1996-08-16 EP EP96113176A patent/EP0760373B1/de not_active Expired - Lifetime
- 1996-08-16 DE DE69630563T patent/DE69630563D1/de not_active Expired - Lifetime
- 1996-08-22 AU AU62199/96A patent/AU714751B2/en not_active Ceased
- 1996-08-30 CN CNB96109608XA patent/CN1152079C/zh not_active Expired - Lifetime
- 1996-08-30 JP JP8246826A patent/JPH09156947A/ja active Pending
- 1996-08-30 RU RU96117011/04A patent/RU2161166C2/ru not_active IP Right Cessation
- 1996-08-31 KR KR1019960037458A patent/KR100500122B1/ko not_active IP Right Cessation
- 1996-09-09 TW TW085111136A patent/TW440579B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US5703191A (en) | 1997-12-30 |
KR100500122B1 (ko) | 2005-11-03 |
CA2181329A1 (en) | 1997-03-02 |
KR970015631A (ko) | 1997-04-28 |
TW440579B (en) | 2001-06-16 |
EP0760373A2 (de) | 1997-03-05 |
AU6219996A (en) | 1997-03-06 |
MX9603820A (es) | 1997-09-30 |
EP0760373A3 (de) | 1998-03-11 |
EP0760373B1 (de) | 2003-11-05 |
JPH09156947A (ja) | 1997-06-17 |
CN1152079C (zh) | 2004-06-02 |
CN1153795A (zh) | 1997-07-09 |
RU2161166C2 (ru) | 2000-12-27 |
AU714751B2 (en) | 2000-01-13 |
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