초록 ▼

Sheet glass (2) is rendered fire resistant such that it will not shatter under a build-up of heat to 900°C., by providing a thin coating (1) on one or both its surfaces, the coating being stable and adherent to the glass at up to 900°C., the coating preferably comprising an oxide, nitride, oxynitrid

Sheet glass (2) is rendered fire resistant such that it will not shatter under a build-up of heat to 900°C., by providing a thin coating (1) on one or both its surfaces, the coating being stable and adherent to the glass at up to 900°C., the coating preferably comprising an oxide, nitride, oxynitride or fluoride of a metal or of silicon, or a metal silicide, the sheet having been toughened by tempering before or after coating and having its edges (3) ground and polished before the tempering step to remove all imperfections therefrom.

대표청구항 ▼

A fire resistant coated sheet of glass, which has been toughened by tempering, comprising a glass sheet which has applied directly on at least one major surface of said sheet a coating of a compound which is stable and adherent to the surface at temperatures up to 900°C., such that the coated sheet

A fire resistant coated sheet of glass, which has been toughened by tempering, comprising a glass sheet which has applied directly on at least one major surface of said sheet a coating of a compound which is stable and adherent to the surface at temperatures up to 900°C., such that the coated sheet will not shatter under a build-up of heat of 900°C., the edges of the glass sheet having been ground and polished to remove imperfections before tempering.