摘要:
L'invention a pour objet un dispositif de chauffage électrique à composante radiative et convective pour le chauffage des habitations comprenant une première paroi plane (1) qui comprend une feuille de verre ou de vitrocéramique (7), ladite première paroi plane (1) ayant une première et une deuxième face (3) et étant pourvue d'un élément chauffant par effet Joule (2) au niveau de ladite deuxième face (3), et une seconde paroi plane (4) disposée en regard et à distance de ladite deuxième face (3) de ladite première paroi (1) de manière à ménager un espace (5) dans lequel l'air chaud peut s'élever selon une direction verticale. Le dispositif est caractérisé en ce qu 'est disposée sur ladite deuxième face (3) de ladite première paroi (1) une pluralité de protubérances longitudinales (6) s'étendant perpendiculairement à la direction d'élévation de l'air chaud.
摘要:
The invention relates to a method for producing a substrate provided with a coating on at least a portion of at least one of the surfaces thereof, including a step of depositing said coating onto said substrate, then a step of heat-treating said coating using pulsed or continuous laser radiation focused on said coating in the form of at least one laser line, the wavelength of which is within a range of 400 to 1500 nm, said heat treatment being configured such that a relative displacement movement is generated between the substrate and the or each laser line, the speed of which is at least 3 meters per minute, the or each laser line having a beam quality factor (BPP) of at most 3 mm mrad, and, measured at the point at which the or each laser line is focused on said coating, a linear power divided by the square root of the duty cycle of at least 200 W/cm, a length of at least 20 mm, and a distribution of widths along the or each line such that the mean width is at least 30 micrometers and the difference between the largest width and the smallest width is at most 15% of the value of the mean width.
摘要:
The invention relates to a glass sheet which has a lithium aluminosilicate composition including at most 1 wt % of sodium oxide, and the thickness of which is at most 2 mm, and which has a surface area under compression obtained by ion exchange and a central area under tension, such that the bending strength in a "ring-on-tripod" test is at least 50 MPa after Vickers indentation under a load of 120 N.
摘要:
Invention relates to a domestic oven door (1) comprising an internal glass sheet (3) intended to be the glass sheet closest to the chamber of said oven and an external glass sheet (2), said glass sheets (2, 3) being securely fastened together and being separated by at least one air gap, said internal glass sheet (3) having a chemical composition that comprises the following constituents, by weight content, in the following ranges: SiO 2, 55-70%; A1 2 O 3, 12-25%; B 2 O 3 , 0-0.5%, especially 0%; Li 2 O, 0-2%; Na 2 O + K 2 O, 0-5%, especially 0-1%; MgO, 0-10%; CaO, 0-15%; SrO, 0-15%; BaO, 0-15%; ZnO, 0-5%; RO, 5-25% where RO = MgO + CaO + SrO + BaO + ZnO; TiO 2 , 0-3%; and ZrO 2 , 0-4%.
摘要翻译:本发明涉及一种家用烤箱门(1),其包括旨在成为最靠近所述烤箱的室的玻璃板的内部玻璃板(3)和外部玻璃板(2),所述玻璃板(2,3)可靠地 所述内部玻璃板(3)具有化学组成,所述化学组成包含下列组分(按重量计),其含量范围如下:SiO 2,55-70%; A1 2 O 3,12-25%; B 2 O 3,0-0.5%,特别是0%; Li 2 O 0-2%; Na 2 O + K 2 O,0-5%,尤其是0-1%; MgO,0-10%; CaO,0-15%; SrO,0-15%; BaO,0-15%; ZnO,0-5%; RO,5-25%,其中RO = MgO + CaO + SrO + BaO + ZnO; TiO 2,0-3%; 和ZrO 2 0-4%。
摘要:
The invention relates to glazing including a glass substrate (1) which, on one surface thereof intended to form the surface of said glazing during use, is provided with a stack of thin layers which, starting from said substrate (1), includes a transparent electro-conductive oxide layer (2) containing tin oxide and indium having a physical thickness e 1 within a range of 50 to 200 nm, a silicon nitride barrier layer (3) having a physical thickness e 2 , and then a silicon oxide layer (4), said thicknesses e 1 and e 2 , which are expressed in nanometers, being such that 0.11 ≤ e 2 /e 1 ≤ 0.18.
摘要:
A glazing unit (1) comprising a substrate (2) having two opposed external faces (20, 21) and a peripheral edge face (22) connecting the two faces, and peripheral sealing means added to the border of the substrate against its edge face and its two external faces, characterized in that the sealing means comprise at least two seals (3A, 3B) interacting, respectively, with the two external faces (20, 21) of the substrate, and with the edge face (22) of the substrate, the two seals forming a zone (4) of overlap with each other on the edge face (22) of the glazing unit.
摘要:
L'invention a pour objet un procédé de traitement d'au moins une couche mince continue déposée sur une première face d'un substrat, dans lequel on porte, à l'aide d'un laser émettant un rayonnement infrarouge, chaque point de ladite au moins une couche mince à une température d'au moins 300°C en maintenant une température inférieure ou égale à 150°C en tout point de la face dudit substrat opposée à ladite première face, de manière à augmenter le taux de cristallisation de ladite couche mince en la conservant continue et sans étape de fusion de ladite couche mince, ledit procédé étant tel que ledit laser forme un faisceau laser en ligne irradiant simultanément toute la largeur dudit substrat, et sous laquelle ce dernier vient défiler.
摘要:
The subject matter of the invention is a method of obtaining a material comprising a substrate coated on at least one part of at least one of its faces with a stack of thin layers comprising at least one layer of silver, said method comprising a step of depositing said stack followed by a step of heat treatment, said heat treatment being implemented by irradiating at least one part of the surface of said stack using at least one incoherent light source for an irradiation period of between 0.1 milliseconds and 00 seconds, such that the square resistance and/or the emissivity of said stack is reduced by at least 5%, relatively, the or each silver layer remaining continuous at the end of the treatment.
摘要:
The invention relates to a material comprising a glass substrate coated on at least one of its faces by a stack of thin layers comprising, from the substrate outwards, at least one lower dielectric layer, at least one functional layer of metal or metallic nitride, at least one upper dielectric layer, and at least one titanium oxide layer at least partially crystallised in an anatase form, said metal or metallic nitride being based on Nb, NbN, W, WN, Ta, TaN or any one of their alloys or solid solutions thereof.