C - Chemistry – Metallurgy – 03 – C
Patent
C - Chemistry, Metallurgy
03
C
C03C 4/08 (2006.01) C03C 3/087 (2006.01) C03C 3/095 (2006.01) C03C 4/02 (2006.01)
Patent
CA 2161379
A glass having low solar radiation and ultraviolet ray transmittance, which consists essentially of a soda lime-silica type glass containing from 0.52 to 0.67 wt% of total iron calculated as Fe2O3, from 0.2 to 0.6 wt% of TiO2 and from 0.9 to 2.0 wt% of total cerium calculated as CeO2, wherein the weight of FeO calculated as Fe2O3 is from 28 to 38% of the weight of the total iron calculated as Fe2O3, the visible light transmittance (by light source A) is at least 70%, the ultraviolet ray transmittance is at most 15%, and the transmittance of light having a wavelength of 370 nm is at most 30%.
Ito Mizuki
Kijima Takashi
Kudo Toru
Asahi Glass Company Ltd.
Smart & Biggar
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