KR900003078A - 음극선관의 표면판용 유리조성물 - Google Patents

음극선관의 표면판용 유리조성물 Download PDF

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Publication number
KR900003078A
KR900003078A KR1019890005628A KR890005628A KR900003078A KR 900003078 A KR900003078 A KR 900003078A KR 1019890005628 A KR1019890005628 A KR 1019890005628A KR 890005628 A KR890005628 A KR 890005628A KR 900003078 A KR900003078 A KR 900003078A
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South Korea
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KR1019890005628A
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KR960010801B1 (ko
Inventor
험프리 코넬리 죤
Original Assignee
에이.엘.미첼슨
코닝 클라스 워크스
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Publication of KR900003078A publication Critical patent/KR900003078A/ko
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Publication of KR960010801B1 publication Critical patent/KR960010801B1/ko

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Classifications

    • 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
    • C03C4/00—Compositions for glass with special properties
    • C03C4/08—Compositions for glass with special properties for glass selectively absorbing radiation of specified wave lengths
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/863—Vessels or containers characterised by the material thereof
    • 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

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)

Abstract

내용 없음

Description

음극선관의 표면판용 유리조성물
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (2)

  1. 산화물 기준으로 다음 하기의 wt%로 구성되고 PbO 및 다른 쉽게 환원될 수 있는 산화물, 불소, ZnO, TiO2및 MgO의 성분이 배제되어 황색을 띄지 않고, 최소한 35㎝-1의 0.6Å의 파장에서 선형 X-선 흡수계수를 보이고, 고속전자 충돌시에 어떠한 갈색화 변색도 보이지 않고, 350℃에서 최소한 107ohm-cm의 전기적 저항을 보이고, 0°∼300℃에서 열팽창 선형계수가 102 ×10-7/℃를 초과하지 않으며, 내부액화 온도가 900℃미만이고, 뒤틀림점이 500℃미만이고, 연화점이 690℃보다 높지 않는 것을 특징으로 하는 유리조성물.
    Li2O 0.75∼3 Li2+Na2O+K2O 11∼16
    Na2O 5∼7 CaO+SrO+BaO 21.5∼26
    K2O 5∼7 AL2O31∼2
    SrO 7.5∼10 ZrO22∼7
    BaO 14∼16 CeO20.4∼0.8
    CaO 0∼3 SiO255∼60
  2. 산화물 기준으로 다음 하기의 wt%로 구성되고 PbO 및 다른 쉽게 환원될 수 있는 산화물, 불소, ZnO, TiO2및 MgO의 성분이 배제되어 황색을 띄지 않고, 최소한 35㎝-1의 0.6Å의 파장에서 선형 X-선 흡수계수를 보이고, 소속전자 충돌시에 어떠한 갈색화 변색도 보이지 않고, 350℃에서 최소한 107ohm-cm의 전기적 저항을 보이고, 0°∼300℃에서 열팽창 선형계수가 102 ×10-7/℃를 초과하지 않으며, 내부액화온도가 900℃미만이고, 뒤틀림점이 500℃미만이고, 연화점이 690℃보다 높지 않는 유리로 구성된 음극선관용 표면판.
    Li2O 0.75∼3 Li2+Na2O+K2O 11∼16
    Na2O 5∼7 CaO+SrO+BaO 21.5∼26
    K2O 5∼7 AL2O31∼2
    SrO 7.5∼10 ZrO22∼7
    BaO 14∼16 CeO20.4∼0.8
    CaO 0∼3 SiO255∼60
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890005628A 1988-08-31 1989-04-28 음극선관의 표면판용 유리조성물 KR960010801B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US238575 1988-08-31
US07/238,575 US4830990A (en) 1988-08-31 1988-08-31 Glass for projection cathode ray tube faceplate
US238,575 1988-08-31

Publications (2)

Publication Number Publication Date
KR900003078A true KR900003078A (ko) 1990-03-23
KR960010801B1 KR960010801B1 (ko) 1996-08-09

Family

ID=22898503

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890005628A KR960010801B1 (ko) 1988-08-31 1989-04-28 음극선관의 표면판용 유리조성물

Country Status (7)

Country Link
US (1) US4830990A (ko)
EP (1) EP0360965B1 (ko)
JP (1) JP2645286B2 (ko)
KR (1) KR960010801B1 (ko)
CA (1) CA1333405C (ko)
DE (1) DE68920937T2 (ko)
ES (1) ES2070137T3 (ko)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5108960A (en) * 1991-02-13 1992-04-28 Corning Incorporated Glasses for cathode ray tube faceplates
US5215944A (en) * 1991-07-29 1993-06-01 Ppg Industries, Inc. X-ray absorbing glass compositions
US5270269A (en) * 1992-06-08 1993-12-14 Corning Incorporated Lead-free fine crystal glassware
GB9221227D0 (en) * 1992-10-09 1992-11-25 Pilkington Plc Ctv batches
US5599754A (en) * 1994-10-14 1997-02-04 Asahi Glass Company Ltd. Glass composition for a substrate, and substrate for plasma display made thereof
US5468692A (en) * 1994-12-19 1995-11-21 Corning Incorporated Non-browning cathode ray tube glasses
US5674616A (en) * 1995-02-06 1997-10-07 Conversion Technologies International, Inc. Glass beads having improved fracture toughness
KR100515065B1 (ko) * 1998-07-02 2005-12-14 삼성코닝 주식회사 음극선관용 패널유리
US6097144A (en) * 1998-10-28 2000-08-01 International Lead Zinc Research Organization, Inc. Cathode ray tubes having reduced glass browning properties
CN1548394A (zh) * 2003-05-21 2004-11-24 河南安彩集团成都电子玻璃有限公司 一种单色投影管玻壳屏玻璃及其制造方法
JP2005170720A (ja) * 2003-12-10 2005-06-30 Asahi Glass Co Ltd 陰極線管パネルガラス

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55113644A (en) * 1979-02-17 1980-09-02 Nippon Sheet Glass Co Ltd Glass composition for cathode-ray tube
NL7906579A (nl) * 1979-09-03 1981-03-05 Philips Nv Glas, kathodestraalbuis voorzien van een scherm vervaardigd uit een dergelijk glas.
US4331770A (en) * 1980-04-21 1982-05-25 Corning Glass Works Low liquidus glasses for television tube faceplates
JPS575251A (en) * 1980-06-12 1982-01-12 Nippon Electric Glass Co Ltd Cathode ray tube glass
US4390637A (en) * 1980-09-10 1983-06-28 Nippon Electric Glass Company, Limited X-Ray absorbing glass for a color cathode ray tube having a controlled chromaticity value and a selective light absorption
DE3462876D1 (en) * 1983-07-11 1987-05-07 Corning Glass Works Glass for cathode ray tube faceplate
JPH0688808B2 (ja) * 1986-05-30 1994-11-09 日本板硝子株式会社 陰極線管用ガラス組成物
US4734388A (en) * 1986-11-04 1988-03-29 Corning Glass Works Glass for cathode ray tube faceplates

Also Published As

Publication number Publication date
US4830990A (en) 1989-05-16
KR960010801B1 (ko) 1996-08-09
DE68920937D1 (de) 1995-03-16
CA1333405C (en) 1994-12-06
ES2070137T3 (es) 1995-06-01
JPH0269333A (ja) 1990-03-08
DE68920937T2 (de) 1995-10-05
JP2645286B2 (ja) 1997-08-25
EP0360965A1 (en) 1990-04-04
EP0360965B1 (en) 1995-02-01

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