A glass substrate with a silica film according to the present invention includes a glass substrate and a silica film formed using a silica film-forming composition, in which the composition includes at least one kind selected from the group consisting of a hydrolyzable compound, a hydrolyzate thereof, and a hydrolysis condensation compound thereof, and at least one kind selected from the group consisting of a silica particle and a zirconia particle, the hydrolyzable compound consisting of a tetraalkoxysilane, a compound (compound I) represented by formula I: (R.sub.3-p(L).sub.pSi-Q-Si(L).sub.pR.sub.3-p), optionally a fluoroalkylsilane having a hydrolysable group, and optionally a zirconium compound having a hydrolyzable group, and the contents of the tetraalkoxysilane, the compound I, and the at least one kind selected from the group consisting of a silica particle and a zirconia particle in terms of SiO.sub.2/ZrO.sub.2 fall within specified ranges, respectively.

A glazing includes at least one transparent substrate comprising a first major surface and an opposing second major surface, wherein said first major surface is coated with an electrically conductive layer and the electrically conductive layer is absent in one or more regions of the first major surface. At least a portion of the one or more regions of the first major surface, and/or corresponding regions of the opposing second major surface, bears a low-emissivity material, and the one or more regions permit the passage of electromagnetic radiation through the glazing.

A material includes a glass sheet coated on at least part of one of the faces thereof with a stack of thin layers, the stack of thin layers being coated on at least part of the surface thereof with an enamel layer not including bismuth, the enamel layer being coated with a non-stick layer.

A material includes a transparent substrate coated with a stack of thin layers acting on infrared radiation including at least one functional layer. The stack includes a carbon-based upper protective layer within which the carbon atoms are essentially in an sp.sup.2 hybridization state and the upper protective layer is deposited above at least a part of the functional layer and exhibits a thickness of less than 1 nm.

A coated article includes a substrate and a coating over at least a portion of the substrate. The coating includes a first dielectric layer over at least a portion of the substrate; a first metallic layer over at least a portion of the first dielectric layer; a second dielectric layer over at least a portion of the first metallic layer; and an overcoat over at least a portion of the second dielectric layer. A light absorbing layer is between second dielectric layer and the overcoat or is part of the overcoat. The light absorbing layer includes Ge, GeO.sub.x, Hf, HfO.sub.x, HfO.sub.2, NbN.sub.x, NbN.sub.xO.sub.y, Si.sub.aAl.sub.b, Si.sub.aAl.sub.bO.sub.x, Si.sub.aCo.sub.b, Si.sub.aCo.sub.bO.sub.x, Si.sub.aCo.sub.bCu.sub.c, Si.sub.aCo.sub.bCu.sub.cO.sub.x, Si.sub.aCr.sub.b, Si.sub.aCr.sub.bO.sub.x, Si.sub.aNi.sub.b, SiNiO.sub.x, SiO.sub.x, SnN.sub.x, SnO.sub.x, SnO.sub.xN.sub.y, TiN.sub.x, Ti.sub.aNb.sub.bN.sub.x, Ti.sub.aNb.sub.bO.sub.x, Ti.sub.aNb.sub.bO.sub.xN.sub.y, TiO.sub.xN.sub.y, WO.sub.x, WO.sub.2, ZnO:Co, ZnO:Fe, ZnO:Mn, ZnO:Ni, ZnO:V, ZnO:Cr, Zn.sub.aSn.sub.b, Zn.sub.aSn.sub.bO.sub.x, or any combination thereof.

A substrate having a burnable coating mask includes: a substrate having a first section and a second section; a mask coating layer over the first section of the substrate; and a functional coating layer over at least a portion of the mask coating layer and over the second section of the substrate. A method of segmenting a substrate having a layer thereover, a method of preparing a segmented substrate having a layer thereover, a segmented substrate, and a transparency are also disclosed.

The present document discloses a glazing in the form of a window glass or vehicle glass which comprises a transparent substrate, and a coating. The coating comprises, in order outward from the transparent substrate, an optional diffusion barrier layer, a first anti-reflective layer, an optional first seed layer, a first functional metal layer, at least one optional first blocker layer, a second anti-reflective layer, an optional second seed layer, a second functional metal layer, at least one optional second blocker layer, a third anti-reflective layer, and an optional top layer, wherein at least one of the first functional metal layer and the second functional metal layer comprises a Ag alloy consisting essentially of Ag with an alloying agent selected from a group consisting of Li, C, Na, Mg, Si, K, Ca, Sc, Ti, V, Cr, Mn, Fe, Ni, Cu, Zn, Ge, Sr, Y, Zr, Nb, Mo, Rh, Pd, In, Sn, Sb, Hf, Ta, W, Pt or Au.

A material includes a transparent substrate coated with a stack of thin layers acting on infrared radiation including at least one functional layer. The stack includes a protective coating deposited above at least a part of the functional layer. The protective coating includes at least one lower protective layer based on titanium and zirconium, these two metals being in the metal, oxidized or nitrided form, and at least one upper protective layer of carbon, within which layer the carbon atoms are essentially in an sp.sup.2 hybridization state, located above the layer based on titanium and zirconium.

A transparent substrate includes a stack of thin layers successively including, starting from the substrate, an alternation of three metallic functional layers, in particular of functional layers based on silver or on silver-comprising metal alloy, and of four antireflective coatings, each antireflective coating including at least one dielectric layer, so that each metallic functional layer is positioned between two antireflective coatings, wherein: the thicknesses of the metallic functional layers, starting from the substrate, increase as a function of the distance from the substrate, the second metallic functional layer is directly in contact with a blocking layer, referred to as second blocking layer, chosen from a blocking underlayer and a blocking overlayer, respectively referred to as second blocking underlayer and second blocking overlayer, the second blocking underlayer and/or the second blocking overlayer exhibits a thickness of greater than 1 nm.

A glazing includes a transparent substrate coated with a stack of thin layers including at least one functional metal layer and at least two antireflective coatings, each antireflective coating including at least one dielectric layer, so that each functional metal layer is positioned between two antireflective coatings. The stack includes at least one silver-based functional metal layer including at least 95.0% by weight of silver, with respect to the weight of the functional layer, and from 0.5 to 3.5% by weight of zinc, with respect to the weight of zinc and silver in the functional layer.