C - Chemistry – Metallurgy – 03 – C
Patent
C - Chemistry, Metallurgy
03
C
C03C 3/085 (2006.01) C03C 3/091 (2006.01) C03C 21/00 (2006.01)
Patent
CA 2257679
The invention concerns a glass composition for transformation into glass fabric, comprising the following constituents in proportions by weight: SiO2: 55-71 %; Al2O3: > 2 %; MgO: 4-11 % and > 8 % if Al2O3 < 5 %; Na2O: 9-16.5 %; K2O: 4-10 %.
L'invention a pour objet une composition de verre destinée à être transformée en ruban de verre, comprenant les constituants ci-après dans les proportions pondérales suivantes: SiO2: 55-71 %; Al2O3 > 2 %; MgO: 4- 11 % et > 8 % si Al2O3 < 5 %; Na2O: 9-16,5 %; K2O: 4-10 %.
Chopinet Marie-Helene
Gaume Olivier
Rouyer Elizabeth
Goudreau Gage Dubuc
Saint-Gobain Vitrage
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