WO2022167333A1 - Vitre composite comprenant une fenêtre de caméra pouvant être chauffée électriquement - Google Patents

Vitre composite comprenant une fenêtre de caméra pouvant être chauffée électriquement Download PDF

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Publication number
WO2022167333A1
WO2022167333A1 PCT/EP2022/052014 EP2022052014W WO2022167333A1 WO 2022167333 A1 WO2022167333 A1 WO 2022167333A1 EP 2022052014 W EP2022052014 W EP 2022052014W WO 2022167333 A1 WO2022167333 A1 WO 2022167333A1
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WO
WIPO (PCT)
Prior art keywords
pane
heating element
camera window
electrically conductive
intermediate layer
Prior art date
Application number
PCT/EP2022/052014
Other languages
German (de)
English (en)
Inventor
Jefferson DO ROSARIO
Stephan GILLESSEN
Original Assignee
Saint-Gobain Glass France
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Saint-Gobain Glass France filed Critical Saint-Gobain Glass France
Priority to CN202280000535.1A priority Critical patent/CN115210073A/zh
Publication of WO2022167333A1 publication Critical patent/WO2022167333A1/fr

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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/416—Reflective
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/08—Cars
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/002—Heaters using a particular layout for the resistive material or resistive elements
    • H05B2203/003—Heaters using a particular layout for the resistive material or resistive elements using serpentine layout
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/013—Heaters using resistive films or coatings

Definitions

  • the invention relates to a composite pane with an electrically heatable communication window, a method for its production and its use.
  • Composite panes made of two or more glass or polymer panes are used in vehicles as windshields, rear windows, side windows and roof windows.
  • One or more functional coatings which have infrared-reflecting properties, anti-reflective properties or low-E properties can be arranged on individual sides of the panes.
  • Motor vehicles are increasingly being equipped with sensors, in particular with a large number of driver assistance systems with optical sensors. These include, for example, optical cameras, but also radar systems, ultrasonic sensors and light detection and ranging (LiDaR).
  • Sensor-based optical driver assistance systems are usually based on optical or electromagnetic sensors that scan the vehicle's surroundings by emitting and/or receiving photons or electromagnetic waves and thus provide corresponding information to the vehicle electronics.
  • the sensors can be placed in vehicles on and/or in the windshield. In road traffic, they offer the possibility of recognizing dangers and obstacles in good time.
  • a sensor field is that area of the pane through which the sensor can detect radiation passing through it, i.e. the sensor field of the pane is the area that lies in the detection beam path of the sensor.
  • EP 1 605 729 A2 discloses an electrically heatable pane with a camera window.
  • the camera window is kept fog-free and ice-free with a heating device.
  • the heating element is laminated into the pane at the position of the camera window, with the heating element being located adjacent to a field of view.
  • the object of the present invention is to provide a composite pane with an electrically heatable camera window that provides improved heating performance of the camera window.
  • the laminated pane according to the invention with an electrically heatable camera window comprises at least one outer pane and one inner pane, which are connected to one another over at least one thermoplastic intermediate layer.
  • the outer pane comprises a first surface (I) facing away from the intermediate layer and a second surface (II) facing towards the intermediate layer.
  • the inner pane comprises a first surface (III) facing the intermediate layer and a second surface (IV) facing away from the intermediate layer.
  • the laminated pane comprises at least one optically transparent camera window and a first, electrically conductive, transparent coating outside the camera window, with the first, electrically conductive, transparent coating, in particular substantially over the entire surface, outside the camera window on the first surface (III) of the inner pane is arranged.
  • the laminated pane also includes an electrical heating element for heating the communication window, the electrical heating element being arranged on the first surface (III) of the inner pane inside the camera window and being intended for connection to a voltage source such that when an electrical voltage is applied to the heating element electrical heating current flows through the heating element.
  • the laminated pane according to the invention has a significantly improved heating capacity within the camera window.
  • the invention provides that the camera window is formed by a decoated area on the first surface (III) of the inner pane and contains the heating element within the decoated area.
  • the invention is based on the finding that the heating element arranged inside the camera window can heat the camera window very efficiently and at the same time the heating element hardly disturbs the optical view of the camera.
  • the laminated pane according to the invention with an electrically heatable camera window is used to separate an interior from an external environment. It includes the inner pane and outer pane.
  • inner pane and outer pane are basically all electric insulating substrates suitable that are thermally and chemically stable and dimensionally stable under the conditions of manufacture and use of the laminated pane according to the invention.
  • the inner pane and the outer pane preferably contain glass, particularly preferably flat glass, float glass, quartz glass, borosilicate glass, soda-lime glass, or clear plastics, preferably rigid clear plastics, in particular polyethylene, polypropylene, polycarbonate, polymethyl methacrylate, polystyrene, polyamide, polyester, polyvinyl chloride and/or mixtures thereof.
  • the inner pane and the outer pane are preferably transparent, particularly for use of the pane as a windshield or rear window of a vehicle or other uses where high light transmission is desired.
  • a pane that has a transmission in the visible spectral range of more than 70% is then understood to be transparent within the meaning of the invention.
  • the transmission can also be much lower, for example greater than 5%.
  • the thickness of the pane can vary widely and can thus be perfectly adapted to the requirements of the individual case.
  • Panes with standard thicknesses of 1.0 mm to 25 mm, preferably 1.4 mm to 2.5 mm, are preferably used for vehicle glass.
  • the size of the disc can vary widely and depends on the size of the use according to the invention.
  • the inner pane and optionally the outer pane have areas of 200 cm 2 up to 20 m 2 , which are common in vehicle construction, for example.
  • the composite pane can have any three-dimensional shape.
  • the three-dimensional shape has no shadow zones so that it can be coated by, for example, sputtering.
  • the substrates are planar or slightly or greatly curved in one or more directions of space. In particular, planar substrates are used.
  • the discs can be colorless or colored.
  • the intermediate layer preferably contains at least one thermoplastic, preferably polyvinyl butyral (PVB), ethylene vinyl acetate (EVA) and/or polyethylene terephthalate (PET).
  • the thermoplastic intermediate layer can also, for example, be polyurethane (PU), polypropylene (PP), polyacrylate, polyethylene (PE), polycarbonate (PC), polymethyl methacrylate, polyvinyl chloride, polyacetate resin, casting resin, acrylate, fluorinated ethylene-propylene, polyvinyl fluoride and/or ethylene tetrafluoroethylene, or copolymers or contain mixtures thereof.
  • the thermoplastic intermediate layer can be formed by one or more thermoplastic films arranged one on top of the other, the thickness of a thermoplastic film preferably being from 0.25 mm to 1 mm, typically 0.38 mm or 0.76 mm.
  • the first surface (III) of the inner pane and the second surface (II) of the outer pane face each other and are connected to one another via the thermoplastic intermediate layer.
  • the second surface (IV) of the inner pane and the first surface (I) of the outer pane face away from each other and from the thermoplastic intermediate layer.
  • the camera window has an optical transparency, i.e. the transmission is in the wavelength range from 400 nm to 1300 nm, preferably more than 70%.
  • the camera window preferably takes up less than 10%, particularly preferably less than 5%, of the pane surface.
  • the camera window preferably has the shape of a square, a rectangle, a rhombus, a trapezium, a hexagon, an octagon, a cross, an oval or a circle.
  • the first surface (III) of the inner pane within the camera window is preferably free of coating.
  • the first, electrically conductive coating is applied to the first surface (III) of the inner pane outside of the camera window.
  • a further electrically conductive coating can also be applied to the second surface (II) of the outer pane.
  • Electrically conductive, transparent coatings according to the invention are known, for example, from EP 0 847 965 B1 or WO 2017/198362 A1. They typically contain one or more, for example two, three or four, electrically conductive, functional layers.
  • the functional layers preferably contain at least one metal, for example silver, gold, copper, nickel and/or chromium or a metal alloy.
  • the functional layers particularly preferably contain at least 90% by weight of the metal, in particular at least 99.9% by weight of the metal.
  • the functional layers can consist of the metal or the metal alloy.
  • the functional layers particularly preferably contain silver or an alloy containing silver. Such functional layers have a particularly advantageous electrical conductivity combined with high transmission in the visible spectral range.
  • the thickness of a functional layer is preferably from 5 nm to 50 nm, particularly preferably from 8 nm to 25 nm. In this range for the thickness of the functional layer, an advantageously high transmission in the visible spectral range and a particularly advantageous electrical conductivity are achieved.
  • At least one dielectric layer is typically arranged in each case between two adjacent functional layers of the coating.
  • a further dielectric layer is preferably arranged below the first and/or above the last functional layer.
  • a dielectric layer contains at least a single layer of a dielectric material, for example containing a nitride such as silicon nitride or an oxide such as aluminum oxide.
  • dielectric layers can also comprise a plurality of individual layers, for example individual layers of a dielectric material, smoothing layers, matching layers, blocking layers and/or antireflection layers.
  • the thickness of a dielectric layer is, for example, from 10 nm to 200 nm.
  • This layer structure is generally obtained by a sequence of deposition operations carried out by a vacuum process such as magnetic field-assisted sputtering.
  • ITO indium tin oxide
  • SnO2:F fluorine-doped tin oxide
  • ZnO:Al aluminum-doped zinc oxide
  • the first electrically conductive, transparent coating can be any coating that has sufficient transparency.
  • the first, electrically conductive coating is a layer or a layer structure of several individual layers with a total thickness of less than or equal to 2 ⁇ m, particularly preferably less than or equal to 1 ⁇ m.
  • the heating element is designed as a printed linear conductor.
  • Such conductors are extremely thin.
  • the linewidth of the conductors can be less than 100 microns, for example 1 pm, 5 pm, 20 pm, or 180 pm, 300 pm, 350 pm.
  • the conductors have the same cross section, but can alternatively also have different cross sections. As a result, the optical view of the camera is only slightly impaired and at the same time a high heating output is guaranteed.
  • the heating element particularly preferably has at least one conductor with a constant width. In the case of such conductors, the longer of its dimensions is referred to as the length and the shorter of its dimensions as the width.
  • the heating element has a plurality of linear conductors which are arranged parallel to one another or at a defined angle to one another.
  • Such heating elements are formed from a printed and baked printing paste that preferably contains metallic particles, metal particles and/or carbon, in particular silver particles.
  • the heating element is designed as at least one loop, in particular an angular loop.
  • the angular loop can have rounded corners.
  • the heating element is designed as a heating structure in the form of two loops connected to one another.
  • the loop width of one or each of the two loops can be selected depending on the area of the camera window. The larger the area of the camera window, the larger the loop width can be.
  • the loop width is selected as a function of the area in such a way that the distance between the heating element and the first electrically conductive transparent coating does not fall below 1 m.
  • the heating element can preferably be arranged centrally within the camera window.
  • the laminated pane can have a second coating on the second surface (II) of the outer pane facing the intermediate layer, the first, electrically conductive, transparent coating and/or the second electrically conductive, transparent coating having infrared-reflecting properties.
  • the present invention includes the laminated pane according to the invention as a windshield.
  • the present invention includes a method for producing the laminated pane according to the invention, wherein at least
  • the first, electrically conductive, transparent coating is applied to at least part of the first surface (III) of the inner pane
  • the electrical heating element is applied inside the camera window, with the electrical heating element being arranged in such a way that when an electrical voltage is applied to the electrical heating element, a heating current for heating the camera window flows through the electrical heating element, • the first surface (III) of the inner pane with the electrically conductive, transparent coating is connected to the surface (II) of the outer pane via the thermoplastic intermediate layer.
  • the electrically conductive coating of the first, electrically conductive, transparent coating can be applied by methods known per se, preferably by cathode sputtering supported by a magnetic field. This is particularly advantageous with regard to a simple, quick, inexpensive and uniform coating of the first pane.
  • the electrically conductive coating can also be applied, for example, by vapor deposition, chemical vapor deposition (CVD), plasma-enhanced vapor deposition (PECVD) or by wet-chemical processes.
  • the first, electrically conductive, transparent coating can preferably be removed (decoating) by means of a laser beam.
  • the heating element is preferably applied by printing and baking an electrically conductive paste in a screen printing process or in an inkjet process.
  • the bus bar can be applied to the electrically conductive coating as a strip of an electrically conductive film, preferably laid on, soldered on or glued on.
  • the lateral shape is created by masking the fabric through which the printing paste with the metal particles is pressed.
  • the width of the busbar for example, can be predetermined and varied in a particularly simple manner.
  • the production (decoating) of individual coating-free zones in the electrically conductive coating is preferably carried out using a laser beam.
  • Methods for structuring thin metal films are known, for example, from EP 2 200 097 A1.
  • the present invention includes the use of the composite pane according to the invention with a heatable camera window in vehicles, ships, airplanes and helicopters, preferably as a windscreen and/or rear window.
  • FIG. 1 shows a top view of an embodiment of a laminated pane according to the invention with an electrically heatable camera window
  • FIG. 2 shows an enlarged representation of a camera window from FIG.
  • Figure 3 shows a cross-sectional view through a laminated pane according to Figure 1
  • FIG. 4 shows a cross-sectional illustration of a camera window from FIG. 2,
  • FIG. 5 shows a flow chart of an embodiment of a method according to the invention.
  • FIG. 1 shows a top view of a preferred embodiment of the composite pane 10 according to the invention with a heatable camera window 2.
  • the composite pane 10 is designed as a windshield of a passenger car.
  • the camera window 2 is arranged in the middle of the upper edge area of the laminated pane 10 .
  • the camera window 2 serves as a view for a camera 5 (FIG. 3) or a camera system.
  • the camera window 2 can be defined as a region of the optical beam path of the camera 5 or of an entire camera system through the laminated pane 10, in particular an inner pane 1 (from FIG. 3).
  • the lower edge of the composite pane 10 is arranged downwards in the direction of the engine of a passenger car, its upper edge (O) lying opposite the lower edge (U) is directed upwards in the direction of the roof.
  • the camera window 2 is arranged approximately in the middle near the upper edge (O).
  • the laminated pane 10 has a first, electrically conductive, transparent coating 6 outside of the camera window 2 .
  • the first, electrically conductive, transparent coating 6 is used outside the camera window 2 to protect the interior of the vehicle against solar radiation.
  • the first, electrically conductive, transparent coating 6 can also be a sun protection coating with preferably at least an electrically conductive layer based on a metal, in particular based on silver.
  • a sun protection coating has, in particular, reflective properties in the near infrared range, for example in the range from 800 nm to 1500 nm.
  • the first, electrically conductive, transparent coating 6 extends, for example, over the entire surface (III) of the inner pane 1 minus the camera window 2 and minus a surrounding, frame-shaped, uncoated area with a width of approximately 8 mm.
  • the uncoated, frame-shaped area is used for electrical insulation between the first, electrically conductive, transparent coating 6 and the vehicle body of a vehicle.
  • the uncoated area is hermetically sealed by gluing with an intermediate layer 3 ( Figure 3) to protect the first, electrically conductive, transparent coating 6 from damage and corrosion.
  • FIG. 2 shows an enlarged representation of the camera window 2 from FIG. 1.
  • the camera window 2 has a heating element 7 for the electrical heating of the camera window 2 .
  • the heating element 7 is arranged centrally within the camera window 2 on the first surface (III) of the inner pane 1 .
  • the heating element 7 has a first connection point, via which the heating element 7 is electrically conductively connected to a first film conductor 8.1.
  • the heating element 7 has a second connection point, via which the heating element 7 is electrically connected to a second foil conductor 8.2.
  • the foil conductors 8.1 and 8.2 connect the heating element 7 to an electrical voltage source 9. If an electrical voltage is applied to the connection points of the heating element 7, an electrical heating current flows through the heating element 7.
  • the camera window 2 is heated by the heating current.
  • the foil conductors 8.1 and 8.2 can each be electrically conductively connected to the heating element 7 via a soldering compound, an electrically conductive adhesive or by simply lying on and pressing on inside the laminated pane 10.
  • the foil conductors 8.1 and 8.2 contain, for example, a tinned copper foil with a width of 10 mm and a thickness of 0.3 mm.
  • the foil conductors 8.1 and 8.2 can also merge into connecting cables that are connected to the voltage source 9.
  • the voltage source 9 provides, for example, an on-board voltage that is customary for motor vehicles, preferably from 12 V to 15 V and, for example, about 14 V.
  • the 14 V voltage source can also have higher voltages, for example from 35 V to 45 V and in particular 42 V.
  • the heating element 7 comprises a plurality of line-shaped conductors printed thereon, the conductors having a constant width.
  • the heating element 7 is formed from a printed and baked printing paste containing silver particles. The printing paste was applied to the first surface (III) of the inner pane 1 using the screen printing method and then baked. Sections of the linear conductors are arranged parallel to one another or at a defined angle to one another.
  • the heating element 7 is designed as two loops which are connected to one another.
  • the loops are square in shape with rounded corners.
  • the width and shape of the loops can be adapted to the area of the camera window 2.
  • FIG. 3 shows a cross section through the laminated pane 10 according to the invention from FIG.
  • the laminated pane 10 comprises an inner pane 1 which is connected to an outer pane 4 via an intermediate layer 3 .
  • the intermediate layer 3 can have a film made of thermoplastic polymer, preferably EVA, PU, PVB or mixtures or copolymers or derivatives thereof.
  • the intermediate layer 3 has an essentially constant thickness of 0.76 mm.
  • the intermediate layer 3 can have two films made of thermoplastic polymer, preferably EVA, PU or mixtures or copolymers or derivatives thereof.
  • the inner pane 1 faces an interior space, e.g.
  • the inner pane 1 and the outer pane 4 consist, for example, of soda-lime glass.
  • the outer pane 4 has a thickness of 2.1 mm, for example, and the inner pane 1 has a thickness of 1, 6 mm or 2.1 mm.
  • the heating element 7 is arranged on the first surface (III) of the inner pane 1 facing the intermediate layer 3 .
  • the heating element 7 can be electrically contacted with a voltage source 9 via the film conductors 8.1, 8.2.
  • a layer of paint 11 frames the camera window 2 of the laminated pane 10.
  • the camera window 2 can be any area of the laminated pane 10 or the inner pane 1 that has a high transmission for the corresponding optical and electromagnetic signals.
  • the camera window 2 is intended to provide an optical passage for the field of view of the camera 5 . Additionally it can Camera window 2 may be provided for the transmission of electromagnetic radiation for other sensors mounted on the laminated pane 10 .
  • the camera window 2 is transparent, in particular optically.
  • the camera 5 aligned with the camera window 2 is located in an encapsulation attached to the inner pane 1 .
  • FIG. 4 shows a cross section of the heatable camera window 2.
  • the first surface (III) of the inner pane 1 and a second surface (II) of an outer pane 4 face one another and are connected to one another via the thermoplastic intermediate layer 3.
  • a second surface (IV) of the inner pane 1 and a first surface (I) of the outer pane 4 face away from one another and from the thermoplastic intermediate layer 3 .
  • the heating element 7 is arranged on the surface (III) of the inner pane 1 .
  • the linear conductor of the heating element 7 is arranged on the left and right edge area of the camera window 2 .
  • FIG. 5 shows a flowchart of an exemplary embodiment of the method according to the invention for producing the laminated pane 10 with a heatable camera window 2.
  • the method comprises the following steps:
  • the first electrically conductive, transparent coating 6 is applied (101) to at least part of the first surface (III) of the inner pane 1,
  • the electrical heating element 7 is applied inside the camera window 2, with the electrical heating element 7 being arranged in such a way that when an electrical voltage is applied to the electrical heating element 7, a heating current for heating the camera window 2 flows through the electrical heating element 7 (103),
  • the first surface (III) of the inner pane 1 with the electrically conductive, transparent coating 6 and the heating element 7 is connected to the surface (II) of the outer pane 4 via the thermoplastic intermediate layer 3 (104).
  • the step of removing the first, electrically conductive, transparent coating can additionally comprise a step of decoating a frame-shaped area in the first, electrically conductive coating.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Surface Heating Bodies (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Laminated Bodies (AREA)

Abstract

La présente invention concerne une vitre composite (10) comprenant une fenêtre de caméra pouvant être chauffée électriquement (2), ladite vitre composite comportant au moins : une fenêtre de caméra optiquement transparente (2) ; un premier revêtement transparent électroconducteur (6) à l'extérieur de la fenêtre de caméra (2), le premier revêtement transparent électroconducteur (6) étant situé sur la première surface (III) de la vitre interne (1) ; un élément chauffant électrique (7) pour chauffer la fenêtre de caméra (2), l'élément chauffant électrique (7) étant disposé sur la première surface (III) de la vitre interne (1) à l'intérieur de la fenêtre de caméra (2) et étant destiné à être connecté à une source de tension (9).
PCT/EP2022/052014 2021-02-05 2022-01-28 Vitre composite comprenant une fenêtre de caméra pouvant être chauffée électriquement WO2022167333A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202280000535.1A CN115210073A (zh) 2021-02-05 2022-01-28 具有可电加热摄像头窗口的复合玻璃板

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP21155353 2021-02-05
EP21155353.2 2021-02-05

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Publication Number Publication Date
WO2022167333A1 true WO2022167333A1 (fr) 2022-08-11

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Country Link
CN (1) CN115210073A (fr)
DE (1) DE202022002754U1 (fr)
WO (1) WO2022167333A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0847965B1 (fr) 1996-12-12 2004-10-20 Saint-Gobain Glass France Vitrage comprenant un substrat muni d'un empilement de couches minces pour la protection solaire et-ou l'isolation thermique
EP1605729A2 (fr) 2004-04-15 2005-12-14 Pilkington Plc Vitrage chauffée électriquement.
EP2200097A1 (fr) 2008-12-16 2010-06-23 Saint-Gobain Glass France S.A. Procédé pour la fabrication d'un dispositif photovoltaïque et système de formation d'un objet
WO2011069901A1 (fr) * 2009-12-11 2011-06-16 Saint-Gobain Glass France Glace revêtue avec une fenêtre de communication pouvant être chauffée
DE102012018001A1 (de) * 2011-11-29 2013-05-29 Volkswagen Aktiengesellschaft Transparente Scheibe, Scheiben-Sensor-Einheit und Kraftfahrzeug
WO2017198362A1 (fr) 2016-05-17 2017-11-23 Saint-Gobain Glass France Vitre transparente
WO2021209433A1 (fr) * 2020-04-15 2021-10-21 Saint-Gobain Glass France Vitre dotée d'une fenêtre de communication pouvant être chauffée électriquement pour capteurs et systèmes de caméra

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0847965B1 (fr) 1996-12-12 2004-10-20 Saint-Gobain Glass France Vitrage comprenant un substrat muni d'un empilement de couches minces pour la protection solaire et-ou l'isolation thermique
EP1605729A2 (fr) 2004-04-15 2005-12-14 Pilkington Plc Vitrage chauffée électriquement.
EP2200097A1 (fr) 2008-12-16 2010-06-23 Saint-Gobain Glass France S.A. Procédé pour la fabrication d'un dispositif photovoltaïque et système de formation d'un objet
WO2011069901A1 (fr) * 2009-12-11 2011-06-16 Saint-Gobain Glass France Glace revêtue avec une fenêtre de communication pouvant être chauffée
DE102012018001A1 (de) * 2011-11-29 2013-05-29 Volkswagen Aktiengesellschaft Transparente Scheibe, Scheiben-Sensor-Einheit und Kraftfahrzeug
WO2017198362A1 (fr) 2016-05-17 2017-11-23 Saint-Gobain Glass France Vitre transparente
WO2021209433A1 (fr) * 2020-04-15 2021-10-21 Saint-Gobain Glass France Vitre dotée d'une fenêtre de communication pouvant être chauffée électriquement pour capteurs et systèmes de caméra

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