Multi-layered glass

• Main Authors: FUNAO, Masamitsu, YUKI, Takeshi, YUKI, Norihito
• Format: Patent
• Language: English
• Published: 28.01.2021
• Subjects: CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; FIXED CONSTRUCTIONS; FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES; GLASS; JOINING GLASS TO GLASS OR OTHER MATERIALS; LADDERS; METALLURGY; MINERAL OR SLAG WOOL; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS

A multi-layered glass 11 in which a glass sheet 12 and a glass sheet 13 are disposed so as to form a space 15 via a spacer 16 disposed in a peripheral edge part of the glass sheet 12 and the glass sheet 13, wherein at least one low-radiation film 14 in which a Fabry-Perot interference filter is formed is disposed on one or both surfaces of a plastic film in the space 15, whereby the space 15 is divided, the low-radiation film 14 and the spacer are each sealed by a primary seal material 19 therebetween, between the glass sheets 12, 13 and the spacer 16, the glass sheets 12, 13 are sealed by a secondary seal material 20 therebetween, on the outside of the primary seal material 19 and the spacer 16, and a reinforcing material 21 is disposed inside the secondary seal material 20. This multi-layered glass has a good appearance and excellent heat insulating properties.