Patent ID: 6472032
Filing Date: 2002-10-29
Classification: C03C,E06B,Y02A,Y02B

Abstract:
A double glazing comprising:a plurality of sheet glasses juxtaposed in the direction of thickness with spacers arranged in between, the peripheries of said sheet glasses being sealed through the circumference thereof, wherein at least one of said plurality of sheet glasses is a reinforced sheet glass, said reinforced sheet glass having a surface compression stress in a range of from 204 to less than 2400 kg/cm2 after sealing; wherein the peripheries of said sheet glasses are sealed by a sealing material comprising low melting point glass having a bonding strength of at least 20 kg/cm2 and a coefficient of thermal expansion at 75-85Ã—10âˆ’7/Â°C. and having a sealing temperature below 400Â° C.