Abstract: The invention relates to a device for cambering a glass sheet, said device comprising a pressing station provided with a male press and a female press which are arranged opposite each other in a complementary manner. The male press is formed from at least two distinct resilient parts, a base and at least one forming complement, which are adapted in such a way as to be fixed to each other. Said forming complement is detachable and interchangeable according to the form to be applied to the glass sheet, and comprises a fixing surface which is adapted in such a way as to be fixed to a fixing surface of the base, and a forming surface which is adapted in such a way as to be pressed against the glass sheet in order to apply the desired form thereto. The invention also relates to an industrial installation comprising one such device, and to a method for implementing said device.

Abstract: A transparent soda-lime glass substrate coated with a stack of layers including at least two infrared reflecting layers, each being directly adjacent to two light absorbent layers is provided. The coated substrate has a light absorption value between 35 and 67% and colorimetric indices of reflected color of a* between 0 and ?10 and b* between 0 and ?20. Glazing units containing the coated transparent soda-lime glass substrate are also provided.

Abstract: The present invention relates to essentially transparent glazings comprising a system of films deposited under vacuum by magnetron, and having antisun and/or low-emission properties, comprising as protective surface layer a layer based on titanium oxide and on at least one other metal oxide of high hardness from the group comprising: ZrO2, SiO2, Cr2O3.

Abstract: The present invention relates to a heat exchanger for the supply of oxygen or of a gas mixture containing at least 50% oxygen, the temperature at the outlet of the exchanger not being below 300° C., it preferably being above 400° C., the oxygen or the oxygen-rich gas feeding one or more burners of a glass melting furnace, the heat of the combustion gases being used directly or indirectly to heat the oxygen or the oxygen-rich gas in the exchanger, in which the exchange power is between 20 and 300 kW, preferably between 40 and 250 kW and particularly preferably between 80 and 170 kW.

Abstract: The invention relates to glazing units provided with conducting wires. The glazing units according to the invention comprise enameled conducting wires applied by screen-printing. When subjected to a “zebra” test (DIN 52305), in which the conducting wires are oriented parallel to those of the image of the test and the glazing receives the incident light beam at an angle of 30° C. in relation to the normal to the glazing, the increase in distortion in relation to that of the glazing without conducting wires is at most 70% and preferably at most 50%.

Abstract: A glazing panel having beneficial anti-solar properties comprises a vitreous substrate carrying a tin/antimony oxide coating layer containing tin and antimony in a Sb/Sn molar ratio of from 0.01 to 0.14. In one application the coated substrate has a solar factor FS of less than 70% and the panel is formed by chemical vapor deposition from a reactant mixture comprising a source of tin and a source of antimony. In another application it is particularly suitable for use in vehicle glazing, in particular in vehicle roof windows, and the coated substrate has a spray-formed pyrolytic tin/antimony oxide coating having a thickness of at least 400 nm and, whereby the coated substrate has a luminous transmittance (TL) of less than 35% and a selectivity (TL/TE) of at least 1.3.

Abstract: The present invention relates to a glazing coated with an assembly of thin layers using vacuum deposition, said glazing having reflective properties for infrared radiation, while retaining a high transmission in the visible range, and retaining its properties when subjected to a thermal treatment such as bending/toughening. The glazing comprises one or more silver-based layers and dielectric layers, of which at least one underlying dielectric layer in relation to at least one silver-based layer is a titanium oxide- or oxynitride-based layer such as TiMOx or TiMOxNy, in which M is a metal or a plurality of metals or silicon, wherein these metals or silicon are contained in sufficient atomic proportions to prevent a significant transformation of the crystallographic structure of the previously deposited titanium oxide-based layer under the action of the thermal treatment.

Abstract: The present invention relates to a glazing comprising an assembly of thin layers having at least one conductive metal layer and dielectric layers, in which at least one dielectric layer located under a metal layer is deposited by a high-power pulsed magnetron sputtering process (HPPMS).

Abstract: A glazing panel having beneficial anti-solar properties comprises a vitreous substrate carrying a tin/antimony oxide coating layer containing tin and antimony in a Sb/Sn molar ratio of from 0.01 to 0.14. In one application the coated substrate has a solar factor FS of less than 70% and the panel is formed by chemical vapor deposition from a reactant mixture comprising a source of tin and a source of antimony. In another application it is particularly suitable for use in vehicle glazing, in particular in vehicle roof windows, and the coated substrate has a spray-formed pyrolytic tin/antimony oxide coating having a thickness of at least 400 nm and, whereby the coated substrate has a luminous transmittance (TL) of less than 35% and a selectivity (TL/TE) of at least 1.3.

Abstract: A low emissivity glazing on a pane of glass, includes a set of thin layers formed by vacuum deposition assisted by magnetron, the set of thin layers including at least one metal layer reflecting infra-red rays between one or more dielectric layers located between the metal layer and the glass sheet, the metal layer being provided with a protective barrier coating, including a layer of titanium oxide or sub-oxide, deposited in a weakly oxidizing atmosphere at reduced pressure via a conducting titanium oxide cathode.

Abstract: Glass sheets, in particular lacquered glass sheets, wherein the coating comprises a first layer comprising an enamel and a second layer comprising a resin. Such glass sheets may be heat treated and, before heat treatment, may be handled and transported without damaging the coating, may be cut and ground without causing the coating to peel off or to be damaged at the borders of the cutting line, and offer a good resistance under running water avoiding the peeling off or destruction of the coating.

Abstract: Mirrors having a glass substrate, a silver coating layer on a surface of the glass substrate and an exposed epoxy paint layer overlaying the silver coating layer. The mirrors show a scratch resistance determined by the Clemen test showing scratches of less than 10 ?m when applying a weight of 1500 g; a hardness determined by the Persoz pendulum of at least 250 s; and a commercially acceptable resistance to at least three glues amongst oxime, alcoxy, MS polymer and rubber.

Abstract: A mirror with no copper layer includes a glass substrate, a silver coating layer provided at a surface of the glass substrate, and at least one paint layer covering the silver coating layer, where the colour of the paint layer adjacent to the silver coating layer is characterised by L* being less than 40.

Abstract: The present invention relates a colored soda-lime glass which comprises iron in a quantity which, expressed in weight of the oxide Fe2O3 in relation to the total weight of glass, is greater than or equal to 0.5%, and less than or equal to 1.0 % (quantity of total iron), a ratio of Fe2+/total Fe (redox ratio) in the range of between 20 and 65 % and titanium in a quantity which, expressed in weight of TiO2 in relation to the total weight of glass, is greater than or equal to 1.0 %. This glass has a light transmission (TLA4) in the range of between 15 and 55 %, a total transmission in the ultraviolet (TUV4) of less than or equal to 30%, and a dominant wavelength in transmission ?D of less than or equal to 491 nm. This glass can be used, for example, as side glazing, rear-view window, roof glazing or opening roof of a motor vehicle.

Abstract: Lime glass batch composition wherein at least part of the limestone and/or the dolomite from the composition has been replaced by a synthetic aluminosilicate of calcium and magnesium.

Abstract: A composite article, in particular, a rear-view mirror for a motor vehicle, comprising a substrate generally made of glass, a reflective layer composed of an oxidized or nitrided metal, possibly in an under-stoichiometric state disposed on either the front face or the rear face, and a coating stack disposed on the front face. The coating stack comprises a layer having generally photocatalytic properties, preferably a titanium dioxide based layer, which may be covered by a fine hydrophilic layer. The coating stack may also comprise a barrier sub-layer. Preferably the hydrophilic layer and barrier sub-layer are composed of silicon oxide. A process for forming the composite article includes sputter deposition of various layers followed by heat treatment. Advantageously the article has an attenuated reflection which can vary between 40% and 75%.

Abstract: The present invention relates to a colored soda-lime glass which comprises iron in a quantity which, expressed in weight of the oxide Fe2O3 in relation to the total weight of glass, is greater than or equal to 0.5%, and less than or equal to 1.0% (quantity of total iron), a ratio of Fe2+/total Fe (redox ratio) in the range of between 20 and 65%, cerium in a quantity which, expressed in weight of CeO2 in relation to the total weight of glass, is greater than or equal to 0.1%, and titanium in a quantity which, expressed in weight of TiO2 in relation to the total weight of glass, is greater than or equal to 0% and less than 0.2%. This glass has a light transmission (TLA4) in the range of between 15 and 55%, a total transmission in the ultraviolet (TUV4) of less than or equal to 30%, and a dominant wavelength in transmission (?D) of less than or equal to 491 nm. This glass can be used, for example, as side glazing, rear-view window, roof glazing or opening roof of a motor vehicle.

Abstract: A glazing panel has a coating stack comprising in sequence at least a base antireflective layer, an infra-red reflecting layer, a top antireflective layer and a top coat layer comprising at least one material selected from the group consisting of nitrides, oxynitrides, carbides, oxycarbides and carbonitrides of the elements of groups IVb, Vb and VIb of the periodic table.

Abstract: A method for forming a coating film at part of a surface of a substrate includes, in sequence, a first step of applying a masking agent having inert particles over part of the substrate through a screen having blocked areas, a second step of depositing the coating film under at least partial vacuum over at least part of the surface covered and not covered by the masking agent, and a third step of removing the masking agent covered by the film with the aid of an aqueous fluid.