WO2009017173A1 - 無鉛ガラス - Google Patents

無鉛ガラス Download PDF

Info

Publication number
WO2009017173A1
WO2009017173A1 PCT/JP2008/063703 JP2008063703W WO2009017173A1 WO 2009017173 A1 WO2009017173 A1 WO 2009017173A1 JP 2008063703 W JP2008063703 W JP 2008063703W WO 2009017173 A1 WO2009017173 A1 WO 2009017173A1
Authority
WO
WIPO (PCT)
Prior art keywords
lead
free glass
sro
bao
total
Prior art date
Application number
PCT/JP2008/063703
Other languages
English (en)
French (fr)
Inventor
Masamichi Tanida
Yuki Yokoyama
Shinji Honda
Original Assignee
Asahi Glass Company, Limited
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 Asahi Glass Company, Limited filed Critical Asahi Glass Company, Limited
Priority to GB1001689A priority Critical patent/GB2464052A/en
Priority to JP2009525440A priority patent/JP5365517B2/ja
Publication of WO2009017173A1 publication Critical patent/WO2009017173A1/ja
Priority to US12/695,187 priority patent/US8178453B2/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
    • H01M8/028—Sealing means characterised by their material
    • H01M8/0282—Inorganic material
    • 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
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
    • C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
    • C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
    • 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
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
    • C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
    • C03C3/093—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium containing zinc or zirconium
    • 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
    • C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/02—Frit compositions, i.e. in a powdered or comminuted form
    • C03C8/04—Frit compositions, i.e. in a powdered or comminuted form containing zinc
    • 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
    • C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
    • C03C8/16—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions with vehicle or suspending agents, e.g. slip
    • 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
    • C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/24—Fusion seal compositions being frit compositions having non-frit additions, i.e. for use as seals between dissimilar materials, e.g. glass and metal; Glass solders
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
    • H01M8/1231—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte with both reactants being gaseous or vaporised
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Electrochemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Glass Compositions (AREA)

Abstract

　Ｂ２Ｏ３を多くは含有しないガラスであってその粉末の焼成体の熱膨張曲線に屈曲が見られないようなガラスの提供。 　モル％で、ＳｉＯ２を３５～４１．５％、ＭｇＯを８～２５％、ＣａＯを２７％超３５％以下、ＳｒＯを０～２％、ＢａＯを０～４％、ＺｎＯを５～１５％、Ａｌ２Ｏ３を４．５～１０％含有し、これら成分の含有量の合計が９７％以上であり、ＳｒＯおよびＢａＯを含有する場合それらの含有量の合計が２％以下である無鉛ガラス。モル％で、ＳｉＯ２を３５～４１．５％、ＭｇＯを８～２５％、ＣａＯを１０～２７％、ＳｒＯを０～１２％、ＢａＯを０～４％、ＺｎＯを５～１５％、Ａｌ２Ｏ３を４．５～１０％含有し、これら成分の含有量の合計が９７％以上である無鉛ガラス。
PCT/JP2008/063703 2007-08-01 2008-07-30 無鉛ガラス WO2009017173A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1001689A GB2464052A (en) 2007-08-01 2008-07-30 Lead-free glass
JP2009525440A JP5365517B2 (ja) 2007-08-01 2008-07-30 無鉛ガラス
US12/695,187 US8178453B2 (en) 2007-08-01 2010-01-28 Non-lead glass

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007-201104 2007-08-01
JP2007201104 2007-08-01
JP2008-041255 2008-02-22
JP2008041255 2008-02-22

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/695,187 Continuation US8178453B2 (en) 2007-08-01 2010-01-28 Non-lead glass

Publications (1)

Publication Number Publication Date
WO2009017173A1 true WO2009017173A1 (ja) 2009-02-05

Family

ID=40304403

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/063703 WO2009017173A1 (ja) 2007-08-01 2008-07-30 無鉛ガラス

Country Status (4)

Country Link
US (1) US8178453B2 (ja)
JP (1) JP5365517B2 (ja)
GB (1) GB2464052A (ja)
WO (1) WO2009017173A1 (ja)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102906046A (zh) * 2010-04-01 2013-01-30 法国原子能及替代能源委员会 用于在高温下操作的设备衬垫的玻璃陶瓷玻璃组合物以及使用所述组合物的组装方法
WO2013035500A1 (ja) * 2011-09-08 2013-03-14 日本電気硝子株式会社 結晶性ガラス組成物およびそれを用いた接着材料
JP2013220990A (ja) * 2012-04-17 2013-10-28 Schott Ag バリウムおよびストロンチウム不含のガラス質もしくはガラスセラミックの接合材料ならびにそれらの使用
JP2013241323A (ja) * 2012-04-24 2013-12-05 Nippon Electric Glass Co Ltd 結晶性ガラス組成物
EP2717299A4 (en) * 2011-05-26 2015-04-08 Shindengen Electric Mfg GLASS COMPOSITION FOR THE PROTECTION OF A SEMICONDUCTOR CONNECTION, METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE
WO2017090735A1 (ja) * 2015-11-27 2017-06-01 日本山村硝子株式会社 封止用ガラス組成物
JP2018131375A (ja) * 2017-02-14 2018-08-23 日立造船株式会社 耐酸性及び耐アルカリ性のある封着ガラス並びにそれを用いたゼオライト分離膜
KR20180126444A (ko) 2016-03-28 2018-11-27 니폰 덴키 가라스 가부시키가이샤 결정성 유리 조성물
WO2018221426A1 (ja) * 2017-05-27 2018-12-06 日本山村硝子株式会社 封止用ガラス組成物
JP2018199599A (ja) * 2017-05-27 2018-12-20 日本山村硝子株式会社 封止用ガラス組成物
JP2019104672A (ja) * 2017-12-08 2019-06-27 Ａｇｃ株式会社 ガラス

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5716664B2 (ja) * 2009-06-17 2015-05-13 旭硝子株式会社 電極形成用ガラスフリット、およびこれを用いた電極形成用導電ペースト、太陽電池
WO2013114562A1 (ja) * 2012-01-31 2013-08-08 新電元工業株式会社 半導体接合保護用ガラス組成物、半導体装置の製造方法及び半導体装置
JP5827398B2 (ja) 2012-05-08 2015-12-02 新電元工業株式会社 半導体接合保護用ガラス組成物の製造方法、半導体装置の製造方法及び半導体装置
GB2529020B (en) * 2012-11-21 2019-01-16 Hitachi Ltd Structure, electronic element module, heat exchanger, fuel rod and fuel assembly
DE102015207285B4 (de) 2015-04-22 2019-05-02 Schott Ag Glasiges oder zumindest teilweise kristallisiertes Einschmelzmaterial, Fügeverbindung, Sperrschicht, und Schichtsystem mit dem Einschmelzmaterial und dessen Integration in Bauteilen
US10952785B2 (en) 2016-08-01 2021-03-23 Medtronic Advanced Energy, Llc Device for medical lead extraction
WO2018090041A1 (en) 2016-11-14 2018-05-17 Medtronic Advanced Energy Llc Controlled coefficient of thermal expansion vitreous enamel composition for electrosurgical tool
GB201721341D0 (en) * 2017-12-19 2018-01-31 Coorstek Membrane Sciences As Sealing compositions
GB201721319D0 (en) * 2017-12-19 2018-01-31 Coorstek Membrane Sciences As Sealing Compositions
EP3650415B1 (de) 2018-11-07 2024-02-07 Schott Ag Fügeverbindung umfassend ein kristalliesiertes glas, deren verwendung sowie kristallisierbares sowie zumindest teilweise kristallissiertes glas und dessen verwendung
DE102018127748A1 (de) 2018-11-07 2020-05-07 Schott Ag Fügeverbindung umfassend ein kristallisiertes Glas, deren Verwendung sowie kristallisierbares sowie zumindest teilweise kristallisiertes Glas und dessen Verwendung

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07300340A (ja) * 1994-04-28 1995-11-14 Ohara Inc 情報記録ディスク用結晶化ガラス
JP2005068008A (ja) * 2004-10-22 2005-03-17 Nec Corp 電子回路基板
JP2007145688A (ja) * 2005-11-04 2007-06-14 Asahi Glass Co Ltd 積層誘電体および層状誘電体の製造方法
JP2007161569A (ja) * 2005-11-18 2007-06-28 Nihon Yamamura Glass Co Ltd 封着用ガラス組成物

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2532842A1 (de) * 1975-07-23 1977-02-10 Bayer Ag Glaeser des systems mgo-cao-zno- al tief 2 o tief 3 -sio tief 2 -tio tief 2 zur herstellung von glasfasern
US5955388A (en) * 1997-01-02 1999-09-21 Corning Incorporated Transparent oxyflouride glass-ceramic composition and process of making
JPH11180726A (ja) * 1997-03-28 1999-07-06 Asahi Glass Co Ltd プラズマディスプレイパネル用基板および低融点ガラス組成物
US6376400B1 (en) * 1999-02-25 2002-04-23 Asahi Glass Company, Limited Low melting point glass for covering electrodes, and glass ceramic composition for covering electrodes
EP1067099B1 (en) * 1999-07-05 2001-12-05 Ferro Corporation Crystallizing Glaze System
US6430966B1 (en) * 1999-07-30 2002-08-13 Battelle Memorial Institute Glass-ceramic material and method of making
TW200503977A (en) * 2003-07-18 2005-02-01 Asahi Glass Co Ltd Lead-free glass, glass powder of electrode coating, and plasma display
US7399720B1 (en) * 2004-10-15 2008-07-15 Brow Richard K Glass and glass-ceramic sealant compositions
US7749929B2 (en) * 2005-10-05 2010-07-06 Asahi Glass Company, Limited Glass for covering electrodes and plasma display panel
US7470640B2 (en) * 2006-04-11 2008-12-30 Corning Incorporated Glass-ceramic seals for use in solid oxide fuel cells
US7410921B2 (en) * 2006-04-11 2008-08-12 Corning Incorporated High thermal expansion cyclosilicate glass-ceramics

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07300340A (ja) * 1994-04-28 1995-11-14 Ohara Inc 情報記録ディスク用結晶化ガラス
JP2005068008A (ja) * 2004-10-22 2005-03-17 Nec Corp 電子回路基板
JP2007145688A (ja) * 2005-11-04 2007-06-14 Asahi Glass Co Ltd 積層誘電体および層状誘電体の製造方法
JP2007161569A (ja) * 2005-11-18 2007-06-28 Nihon Yamamura Glass Co Ltd 封着用ガラス組成物

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102906046A (zh) * 2010-04-01 2013-01-30 法国原子能及替代能源委员会 用于在高温下操作的设备衬垫的玻璃陶瓷玻璃组合物以及使用所述组合物的组装方法
EP2717299A4 (en) * 2011-05-26 2015-04-08 Shindengen Electric Mfg GLASS COMPOSITION FOR THE PROTECTION OF A SEMICONDUCTOR CONNECTION, METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE
US9159549B2 (en) 2011-05-26 2015-10-13 Shindengen Electric Manufacturing Co., Ltd. Glass composition for protecting semiconductor junction, method of manufacturing semiconductor device and semiconductor device
WO2013035500A1 (ja) * 2011-09-08 2013-03-14 日本電気硝子株式会社 結晶性ガラス組成物およびそれを用いた接着材料
JP2013056795A (ja) * 2011-09-08 2013-03-28 Nippon Electric Glass Co Ltd 結晶性ガラス組成物およびそれを用いた接着材料
US9409814B2 (en) 2011-09-08 2016-08-09 Nippon Electric Glass Co., Ltd. Crystalline glass composition and adhesive material using same
JP2013220990A (ja) * 2012-04-17 2013-10-28 Schott Ag バリウムおよびストロンチウム不含のガラス質もしくはガラスセラミックの接合材料ならびにそれらの使用
US8999870B2 (en) 2012-04-17 2015-04-07 Schott Ag Barium- and strontium-free vitreous or glass-ceramic jointing material and its use
JP2013241323A (ja) * 2012-04-24 2013-12-05 Nippon Electric Glass Co Ltd 結晶性ガラス組成物
US9145331B2 (en) 2012-04-24 2015-09-29 Nippon Electric Glass Co., Ltd. Crystallizable glass composition
WO2017090735A1 (ja) * 2015-11-27 2017-06-01 日本山村硝子株式会社 封止用ガラス組成物
JPWO2017090735A1 (ja) * 2015-11-27 2018-07-12 日本山村硝子株式会社 封止用ガラス組成物
KR20180126444A (ko) 2016-03-28 2018-11-27 니폰 덴키 가라스 가부시키가이샤 결정성 유리 조성물
KR102651661B1 (ko) 2016-03-28 2024-03-27 니폰 덴키 가라스 가부시키가이샤 결정성 유리 조성물
JP2018131375A (ja) * 2017-02-14 2018-08-23 日立造船株式会社 耐酸性及び耐アルカリ性のある封着ガラス並びにそれを用いたゼオライト分離膜
JP7011251B2 (ja) 2017-02-14 2022-01-26 日立造船株式会社 耐酸性及び耐アルカリ性のある封着ガラス並びにそれを用いたゼオライト分離膜
WO2018221426A1 (ja) * 2017-05-27 2018-12-06 日本山村硝子株式会社 封止用ガラス組成物
JP2018199599A (ja) * 2017-05-27 2018-12-20 日本山村硝子株式会社 封止用ガラス組成物
JPWO2018221426A1 (ja) * 2017-05-27 2020-03-26 日本山村硝子株式会社 封止用ガラス組成物
JP2019104672A (ja) * 2017-12-08 2019-06-27 Ａｇｃ株式会社 ガラス
JP7103095B2 (ja) 2017-12-08 2022-07-20 Ａｇｃ株式会社 ガラス

Also Published As

Publication number Publication date
GB2464052A (en) 2010-04-07
JP5365517B2 (ja) 2013-12-11
US20100129726A1 (en) 2010-05-27
JPWO2009017173A1 (ja) 2010-10-21
US8178453B2 (en) 2012-05-15
GB201001689D0 (en) 2010-03-17

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