AR241264A1 - Cristales fotocromicos transparentes de confort y oscuros. - Google Patents

Cristales fotocromicos transparentes de confort y oscuros.

Info

Publication number
AR241264A1
AR241264A1 AR86304494A AR30449486A AR241264A1 AR 241264 A1 AR241264 A1 AR 241264A1 AR 86304494 A AR86304494 A AR 86304494A AR 30449486 A AR30449486 A AR 30449486A AR 241264 A1 AR241264 A1 AR 241264A1
Authority
AR
Argentina
Prior art keywords
light transmitance
minutes
over
radiation
crystals
Prior art date
Application number
AR86304494A
Other languages
English (en)
Original Assignee
Corning Glass Works
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 Glass Works filed Critical Corning Glass Works
Application granted granted Critical
Publication of AR241264A1 publication Critical patent/AR241264A1/es

Links

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
    • C03C4/04—Compositions for glass with special properties for photosensitive 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
    • C03C4/00—Compositions for glass with special properties
    • C03C4/04—Compositions for glass with special properties for photosensitive glass
    • C03C4/06—Compositions for glass with special properties for photosensitive glass for phototropic or photochromic 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/097—Glass compositions containing silica with 40% to 90% silica, by weight containing phosphorus, niobium or tantalum
    • 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
    • C03C3/11—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen
    • 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
    • C03C3/11—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen
    • C03C3/112—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine
    • C03C3/115—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine containing boron
    • C03C3/118—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine containing boron containing aluminium

Landscapes

  • 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)
  • Ceramic Engineering (AREA)
  • Glass Compositions (AREA)

Abstract

CRISTALES FOTOCROMICOS TRANSPARENTES QUE CON UNA SECCION TRANSVERSAL DE 2 MM. EXHIBIRAN LAS SIGUIENTES PROPIEDADES:(A)UNA TRANSMITANCIA LUMINOSA CLARA SUPERIOR AL 88%;(B)UNA TRANSMITANCIA LUMINOSA OSCURECIDA DESPUES DE 15 MINUTOS DE EXPOSICION A RADIACION ACTINICA SOBRE UNA GAMA DE TEMPERATURA DE 0° -25°C SUPERIOR A 35%, PERO INFERIOR A 60%;(C)UNA TRANSMITANCIA LUMINOSA OSCURECIDA DESPUES DE 15 MINUTOS DE EXPOSICION A RADIACION ACTINICA A UNA TEMPERATURA DE 40°C INFERIOR A 63%;(D)UNA TRANSMITANCIA LUMINOSA ATENUADA DESPUES DE 5 MINUTOS DE REMOCION DESDE LA RADIACION ACTINICA DEPOR LO MENOS 75%.LA COMPOSICION BASE ES EN PESO BASE AL OXIDO DE: SI02 46-60; B2O3 16-28; AL2O3 4-11; ZRO2 2-6; AL2O3+ZRO2 6-13; LI2O 2-5; NA2O 0-4; K2O 2,5-9; MGO 0-3,5; CAO 0-6; SRO 06; BAO 0-6; MGO+CAO+SRO+BAO 0-7; P2O5 0-5; TIO2 0-3. LOS CRISTALES DE CONTROL CONTIENEN ADEMAS: AG 0,13-0,18; CL 0,16-0,34; BR 0,08-0,14; CUO 0,001- 0,004, CON LAS RELACIONES: BR:(CL+BR) >O = 0,24 Y 0,25 <O =Ñ AG: (CL+BR) < O = 0,60 Y LOS CRISTALES OSCUROS POSEEN ADEMAS: AG 0,15-0,3; CL 0,2-0,45; BR 0,07-0,14; CUO 0,004-0,016 Y AMBOS OPCIONALMENTE HASTA 4 PPM DE PD.
AR86304494A 1985-07-11 1986-07-11 Cristales fotocromicos transparentes de confort y oscuros. AR241264A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8510626A FR2584706B1 (fr) 1985-07-11 1985-07-11 Verre photochromique a eclaircissement rapide

Publications (1)

Publication Number Publication Date
AR241264A1 true AR241264A1 (es) 1992-04-30

Family

ID=9321201

Family Applications (1)

Application Number Title Priority Date Filing Date
AR86304494A AR241264A1 (es) 1985-07-11 1986-07-11 Cristales fotocromicos transparentes de confort y oscuros.

Country Status (14)

Country Link
US (1) US4746633A (es)
EP (1) EP0212799B1 (es)
JP (1) JPS6217039A (es)
KR (1) KR900005007B1 (es)
AR (1) AR241264A1 (es)
BR (1) BR8603248A (es)
CA (1) CA1270689A (es)
DE (1) DE3679012D1 (es)
EG (1) EG17903A (es)
ES (1) ES2000490A6 (es)
FR (1) FR2584706B1 (es)
GR (1) GR861661B (es)
IN (1) IN167793B (es)
PT (1) PT82963B (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608349A (en) * 1985-11-12 1986-08-26 Corning Glass Works Photochromic glass compositions for lightweight lenses
DE3772876D1 (de) * 1986-07-11 1991-10-17 Corning Glass Works Leicht gefaerbte glaeser mit einer veraenderlichen durchlaessigkeit.
FR2601354B1 (fr) * 1986-07-11 1992-05-07 Corning Glass Works Verres legerement teintes a transmission variable.
US4980318A (en) * 1989-05-10 1990-12-25 Corning Incorporated High refractive index photochromic glasses
FR2653239B1 (fr) * 1989-10-12 1992-10-30 Corning France Verres photochromiques a indice de refraction eleve et a eclaircissement rapide.
JP2518749B2 (ja) * 1991-07-11 1996-07-31 五鈴精工硝子株式会社 着色ガラス
US5244845A (en) * 1992-10-02 1993-09-14 Corning Incorporated Multipurpose photochromic brown glasses
FR2701020B1 (fr) * 1993-02-01 1995-04-21 Corning Inc Verres photochromiques qui s'assombrissent en prenant une teinte rose.
JP3177252B2 (ja) 1996-10-11 2001-06-18 三洋電機株式会社 ディジタル記録方法、ディジタルディスク記録装置およびディジタルディスク再生装置
WO1998033747A1 (en) * 1997-02-03 1998-08-06 Corning Incorporated Improved photochromic glasses
FR2759077B1 (fr) * 1997-02-03 1999-04-23 Corning Sa Verres photochromiques ameliores
US6432853B1 (en) * 2000-06-01 2002-08-13 Corning Incorporated Medium expansion leaded copper boroaluminosilicate glasses
JP3549198B2 (ja) * 2001-09-21 2004-08-04 Ｈｏｙａ株式会社 偏光ガラス及びその製造方法
WO2007031892A1 (en) * 2005-09-15 2007-03-22 Koninklijke Philips Electronics N.V. Optical filter
JP4559523B2 (ja) * 2009-02-24 2010-10-06 株式会社オハラ 情報記録媒体用ガラス基板およびその製造方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001019A (en) * 1972-03-08 1977-01-04 Hoya Glass Works, Ltd. Reversible light sensitive glass
JPS5651143B2 (es) * 1973-12-29 1981-12-03
JPS5243649B2 (es) * 1974-03-09 1977-11-01
US4018965A (en) * 1975-04-14 1977-04-19 Corning Glass Works Photochromic sheet glass compositions and articles
GB1515641A (en) * 1976-01-30 1978-06-28 Pilkington Brothers Ltd Photochromic glasses
US4190451A (en) * 1978-03-17 1980-02-26 Corning Glass Works Photochromic glass
US4130437A (en) * 1978-04-12 1978-12-19 Corning Glass Works Photochromic glasses suitable for simultaneous heat treatment and shaping
US4282021A (en) * 1978-10-02 1981-08-04 Corning Glass Works Method of making photochromic glasses suitable for simultaneous heat treatment and shaping
US4251278A (en) * 1980-01-21 1981-02-17 Corning Glass Works Photochromic glasses which darken to a brown hue
US4284686A (en) * 1980-06-09 1981-08-18 Corning Glass Works Spectacle lenses to reduce discomfort from aphakia and certain eye diseases
US4358542A (en) * 1981-04-08 1982-11-09 Corning Glass Works Photochromic glass suitable for microsheet and simultaneous heat treatment and shaping
US4374931A (en) * 1982-01-08 1983-02-22 Corning Glass Works Photochromic glass suitable for ophthalmic applications
DE3206958C2 (de) * 1982-02-26 1986-09-18 Schott Glaswerke, 6500 Mainz Phototropes Glas mit einem Brechungsindex &ge; 1,59, einer Abbezahl &ge; 44 und einer Dichte &lE; 3,0 g/cm&uarr;3&uarr;
US4390635A (en) * 1982-03-01 1983-06-28 Corning Glass Works Alkali metal aluminoborosilicate photochromic glasses
US4407966A (en) * 1982-09-16 1983-10-04 Corning Glass Works Very fast fading photochromic glass
US4549894A (en) * 1984-06-06 1985-10-29 Corning Glass Works Ultraviolet absorbing photochromic glass of low silver content
US4550087A (en) * 1984-09-13 1985-10-29 Corning Glass Works Photochromic comfort glasses
US4608349A (en) * 1985-11-12 1986-08-26 Corning Glass Works Photochromic glass compositions for lightweight lenses

Also Published As

Publication number Publication date
ES2000490A6 (es) 1988-03-01
FR2584706B1 (fr) 1991-08-16
KR870001122A (ko) 1987-03-11
EP0212799B1 (en) 1991-05-02
EP0212799A1 (en) 1987-03-04
FR2584706A1 (fr) 1987-01-16
DE3679012D1 (de) 1991-06-06
EG17903A (en) 1991-06-30
JPS6217039A (ja) 1987-01-26
KR900005007B1 (ko) 1990-07-16
GR861661B (en) 1986-10-10
IN167793B (es) 1990-12-22
PT82963A (en) 1986-08-01
US4746633A (en) 1988-05-24
PT82963B (pt) 1989-01-30
JPH027893B2 (es) 1990-02-21
CA1270689A (en) 1990-06-26
BR8603248A (pt) 1987-02-24

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