The present disclosure provides a glass ceramic composite electrolyte comprising gadolinium doped ceria and glass composite with desired ionic conductivity in the temperature range of 400 to 600 C., suitable for applications in solid oxide fuel cells. Also disclosed is a process for the preparation of the glass ceramic composite electrolyte.

The present disclosure provides a glass ceramic composite electrolyte comprising gadolinium doped ceria and glass composite with desired ionic conductivity in the temperature range of 400 to 600 C., suitable for applications in solid oxide fuel cells. Also disclosed is a process for the preparation of the glass ceramic composite electrolyte.

A laminated glazing comprising a first ply of glazing material and a second ply of glazing material joined by at least one ply of adhesive interlayer material is disclosed. The first ply of glazing material comprises a sheet of glass having a first composition and the second ply of glazing material comprises a sheet of glass having a second composition different to the first composition. The laminated glazing has (i) a peripheral region extending around the periphery of the laminated glazing, the laminated glazing having a surface compression stress in the peripheral region and (ii) an edge compression, wherein the magnitude of edge compression is greater than the magnitude of the surface compression stress in the peripheral region. A method of making such a laminated is provided. A glass sheet suitable for being incorporated in such a laminated glazing is also disclosed.

A laminated glazing comprising a first ply of glazing material and a second ply of glazing material joined by at least one ply of adhesive interlayer material is disclosed. The first ply of glazing material comprises a sheet of glass having a first composition and the second ply of glazing material comprises a sheet of glass having a second composition different to the first composition. The laminated glazing has (i) a peripheral region extending around the periphery of the laminated glazing, the laminated glazing having a surface compression stress in the peripheral region and (ii) an edge compression, wherein the magnitude of edge compression is greater than the magnitude of the surface compression stress in the peripheral region. A method of making such a laminated is provided. A glass sheet suitable for being incorporated in such a laminated glazing is also disclosed.

The invention provides a glazed composite manufactured using waste materials, wherein the waste materials are capable of producing ceramic forming oxides, glass modifying oxides and ceramic modifying oxides. The waste materials include ceramic waste and colored glass waste. The invention also provides a method for manufacturing composition of the glazed composite.

The invention provides a glazed composite manufactured using waste materials, wherein the waste materials are capable of producing ceramic forming oxides, glass modifying oxides and ceramic modifying oxides. The waste materials include ceramic waste and colored glass waste. The invention also provides a method for manufacturing composition of the glazed composite.

An object of the present invention is to provide a matted object capable of achieving both a lower range of glossiness and an antifouling property. A matted object includes a substrate, and a glassy layer provided on the surface of the substrate. The surface of the glassy layer has a 60-glossiness of 20 or less, a skewness Rsk of 0.5 or more, and a maximum height roughness Rz more than 2.5 m and less than 5.7 m, the skewness Rsk and the maximum height roughness Rz being specified in JIS B0601 (2001).

An object of the present invention is to provide a matted object capable of achieving both a lower range of glossiness and an antifouling property. A matted object includes a substrate, and a glassy layer provided on the surface of the substrate. The surface of the glassy layer has a 60-glossiness of 20 or less, a skewness Rsk of 0.5 or more, and a maximum height roughness Rz more than 2.5 m and less than 5.7 m, the skewness Rsk and the maximum height roughness Rz being specified in JIS B0601 (2001).

A flexible article made of glass and metal foil, as well as the production thereof, are provided. The flexible article is a multilayered structure having at least one glass layer and one metal foil layer, and the shear strength between glass and metal foil is above 1 MPa/mm.sup.2. The glass layer of said flexible article has high electrical resistivity at ambient temperature, low roughness, low thickness, good adherence to metal foil, and the glass in the glass layer has high temperature stability and low flowing temperature, and the thermal expansion coefficient (20 to 300 C.) is 110.sup.6/K to 2510.sup.6/K. The whole article is flexible and can be bent, and the curvature radius of the bent flexible article is above 1 mm.

A flexible article made of glass and metal foil, as well as the production thereof, are provided. The flexible article is a multilayered structure having at least one glass layer and one metal foil layer, and the shear strength between glass and metal foil is above 1 MPa/mm.sup.2. The glass layer of said flexible article has high electrical resistivity at ambient temperature, low roughness, low thickness, good adherence to metal foil, and the glass in the glass layer has high temperature stability and low flowing temperature, and the thermal expansion coefficient (20 to 300 C.) is 110.sup.6/K to 2510.sup.6/K. The whole article is flexible and can be bent, and the curvature radius of the bent flexible article is above 1 mm.