UV-ABSORBING GLASS ARTICLE

World Intellectual Property Organization Patent

APP PUB NO WO-2015088026-A1
SERIAL NO

PCTJP2014083044

Stats

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Provided is a UV-absorbing glass article that is suitable as privacy glass for a vehicle and has extremely low UV transmittance (TUV). This UV-absorbing glass article is characterized by having a glass matrix composition that contains, in mass% based on oxides, 66-75% SiO2, 10-20% Na20, 5-15% CaO, 0-6% MgO, 0-5% Al2O3, 0-5% K2O, 0.13-0.9% FeO, at least 0.8% but less than 2.4% total iron represented by Fe2O3, and more than 1% but not more than 5% TiO2, and by containing, in relation to the total quantity of the glass matrix composition component, 100-500 mass ppm of CoO, 0-70 ppm of Se, and 0-800 mass ppm of Cr2O3, wherein the total quantity of CoO, Se, and Cr2O3 is less than 0.1 mass%, and the ultraviolet transmittance (TUV) (ISO 9050:2003) at a plate thickness of 3.5 mm is at most 2%.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
ASAHI GLASS CO LTDJPJAPAN

International Classification(s)

Inventor(s)

Inventor Name Address
AKADA SHUICHI YOKOHAMA

Cited Art Landscape

Load Citation