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1. WO2007087125 - COLORED GLASS COMPOSITIONS

Publication Number WO/2007/087125
Publication Date 02.08.2007
International Application No. PCT/US2007/000139
International Filing Date 04.01.2007
IPC
C03C 3/095 2006.01
CCHEMISTRY; METALLURGY
03GLASS; MINERAL OR SLAG WOOL
CCHEMICAL 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
3Glass compositions
04containing silica
076with 40% to 90% silica by weight
095containing rare earths
C03C 4/02 2006.01
CCHEMISTRY; METALLURGY
03GLASS; MINERAL OR SLAG WOOL
CCHEMICAL 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
4Compositions for glass with special properties
02for coloured glass
C03C 4/08 2006.01
CCHEMISTRY; METALLURGY
03GLASS; MINERAL OR SLAG WOOL
CCHEMICAL 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
4Compositions for glass with special properties
08for glass selectively absorbing radiation of specified wave lengths
C03C 1/00 2006.01
CCHEMISTRY; METALLURGY
03GLASS; MINERAL OR SLAG WOOL
CCHEMICAL 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
1Ingredients generally applicable to manufacture of glasses, glazes or vitreous enamels
CPC
C03C 1/002
CCHEMISTRY; METALLURGY
03GLASS; MINERAL OR SLAG WOOL
CCHEMICAL 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
1Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
002Use of waste materials, e.g. slags
C03C 3/095
CCHEMISTRY; METALLURGY
03GLASS; MINERAL OR SLAG WOOL
CCHEMICAL 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
3Glass compositions
04containing silica
076with 40% to 90% silica, by weight
095containing rare earths
C03C 4/02
CCHEMISTRY; METALLURGY
03GLASS; MINERAL OR SLAG WOOL
CCHEMICAL 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
4Compositions for glass with special properties
02for coloured glass
C03C 4/085
CCHEMISTRY; METALLURGY
03GLASS; MINERAL OR SLAG WOOL
CCHEMICAL 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
4Compositions for glass with special properties
08for glass selectively absorbing radiation of specified wave lengths
085for ultra-violet absorbing glass
Applicants
  • PPG INDUSTRIES OHIO, INC. [US]/[US] (AllExceptUS)
Inventors
  • SMITH, Dennis G.
  • SHELESTAK, Larry J.
Agents
  • SIMINERIO, Andrew C.
Priority Data
11/331,28712.01.2006US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) COLORED GLASS COMPOSITIONS
(FR) COMPOSITIONS DE VERRE COLORÉES
Abstract
(EN)
A glass composition is disclosed. The glass composition includes base glass composition including SiO2 from 65 to 75 weight percent, Na2O from 10 to 20 weight percent, CaO from 5 to 15 weight percent, MgO from 0 to 5 weight percent, Al2O3 from 0 to 5 weight percent, K2O from 0 to 5 weight percent, and BaO from 0 to 1 weight percent, and a colorant and property modifying portion including total iron from up to 0.02 weight percent, CeO2 from 0.05 weight percent to 1.5 weight percent, CoO up to 50 PPM, Se up to 15 PPM, Cr2O3 up to 500 PPM, CuO up to 0.5 weight percent, V2O5 up to 0.3 weight percent, TiO2 up to 1 weight percent, NiO up to 200 PPM, Er2O3 up to 3 weight percent, MnO2 up to 0.6 weight percent, and Nd2O3 up to 2 weight percent, wherein the glass composition has a redox ratio up to 0.55.
(FR)
La présente invention concerne une composition de verre. La composition de verre comprend une composition de verre de base comprenant de 65 à 75 pour cent en poids de SiO2, de 10 à 20 pour cent en poids de Na2O, de 5 à 15 pour cent en poids de CaO, de 0 à 5 pour cent en poids de MgO, de 0 à 5 pour cent en poids d’Al2O3, de 0 à 5 pour cent en poids de K2O et de 0 à 1 pour cent en poids de BaO et un colorant et une partie modifiant les propriétés comprenant une teneur totale en fer allant jusqu’à 0,02 pour cent en poids, de 0,05 pour cent en poids à 1,5 pour cent en poids de CeO2, jusqu'à 50 ppm de CoO, jusqu'à 15 ppm de Se, jusqu'à 500 ppm de Cr2O3, jusqu'à 0,5 pour cent en poids de CuO, jusqu’à 0,3 pour cent en poids de V2O5, jusqu'à 1 pour cent en poids de TiO2, jusqu'à 200 ppm de NiO, jusqu'à 3 pour cent en poids d’Er2O3, jusqu'à 0,6 pour cent en poids de MnO2 et jusqu'à 2 pour cent en poids de Nd2O3, la composition de verre ayant un rapport redox valant jusqu'à 0,55.
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