EP3383813A1 - Substrat mit einem stapel mit thermischen eigenschaften mit mindestens einer nickeloxidschicht - Google Patents

Substrat mit einem stapel mit thermischen eigenschaften mit mindestens einer nickeloxidschicht

Info

Publication number
EP3383813A1
EP3383813A1 EP16819144.3A EP16819144A EP3383813A1 EP 3383813 A1 EP3383813 A1 EP 3383813A1 EP 16819144 A EP16819144 A EP 16819144A EP 3383813 A1 EP3383813 A1 EP 3383813A1
Authority
EP
European Patent Office
Prior art keywords
layer
substrate
nickel oxide
glazing
oxide layer
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP16819144.3A
Other languages
English (en)
French (fr)
Inventor
Denis Guimard
Silvia MARIANI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Saint Gobain Glass France SAS
Original Assignee
Saint Gobain Glass France SAS
Compagnie de Saint Gobain SA
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 SAS, Compagnie de Saint Gobain SA filed Critical Saint Gobain Glass France SAS
Publication of EP3383813A1 publication Critical patent/EP3383813A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C03C17/3602Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
    • C03C17/3657Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer the multilayer coating having optical properties
    • C03C17/366Low-emissivity or solar control coatings
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C03C17/3602Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C03C17/3602Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
    • C03C17/3607Coatings of the type glass/inorganic compound/metal
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C03C17/3602Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
    • C03C17/3613Coatings of type glass/inorganic compound/metal/inorganic compound/metal/other
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C03C17/3602Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
    • C03C17/3626Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer one layer at least containing a nitride, oxynitride, boronitride or carbonitride
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C03C17/3602Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
    • C03C17/3642Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer the multilayer coating containing a metal layer
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C03C17/3602Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
    • C03C17/3644Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer the metal being silver
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/36Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
    • C03C17/3602Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
    • C03C17/3652Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer the coating stack containing at least one sacrificial layer to protect the metal from oxidation
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2217/00Coatings on glass
    • C03C2217/70Properties of coatings
    • C03C2217/73Anti-reflective coatings with specific characteristics

Definitions

  • the invention relates to a transparent substrate, in particular a mineral rigid material such as glass, said substrate being coated with a stack of thin layers comprising a functional layer.
  • metal type that can act on solar radiation and / or long-wave infrared radiation.
  • the invention relates more particularly to the use of such substrates for manufacturing thermal insulation and / or sun protection glazings.
  • These glazings can be intended both to equip buildings and vehicles, especially in order to reduce the air conditioning effort and / or to prevent excessive overheating (so-called “solar control” glazing) and / or to reduce the amount of energy dissipated to the outside (so-called “low emissive” glazing) driven by the ever increasing importance of glazed surfaces in buildings and vehicle interiors.
  • These windows can also be integrated in glazing with special features, such as heated windows or electrochromic windows.
  • a type of layer stack known to give substrates such properties consists of a functional metallic layer with infrared reflection properties and / or solar radiation, especially a metallic functional layer based on silver or of metal alloy containing silver.
  • the functional layer is thus disposed between two antireflection coatings each in general comprising several layers which are each made of a dielectric material of the nitride type and in particular silicon or aluminum nitride or of the oxide type. From an optical point of view, the purpose of these coatings which frame the functional metallic layer is to "antireflect" this metallic functional layer.
  • a blocking coating is however sometimes interposed between one or each antireflection coating and the functional metal layer, the blocking coating disposed under the functional layer in the direction of the substrate, protects it during a possible heat treatment at high temperature, the bending type and / or quenching and the blocking coating disposed on the functional layer opposite the substrate protects this layer from possible degradation during the deposition of the superior antireflection coating and during a possible high temperature heat treatment, of the bending and / or quenching type.
  • the object of the invention is to overcome the drawbacks of the prior art, by developing a new type of stack of functional monolayer layers or functional multilayer layers, stack which has a reduced square resistance (and therefore a reduced emissivity), after (or) heat treatment (s) at high temperature of the bending and / or quenching and / or annealing and / or flash heating type.
  • a transparent substrate according to claim 1 This substrate is provided on a main face with a stack of thin layers comprising at least one or even a single metallic functional layer.
  • said antireflection coatings each comprising at least one dielectric layer, said functional layer being disposed between the two antireflection coatings, at least one Ni x O nickel oxide layer being located under and in contact with the functional layer in the direction of said substrate, with a physical thickness of said Ni x O nickel oxide layer; at least 0.3 nm, even between 0.6 and 8.0 nm, or even between 1.0 and 5.0 nm.
  • metal layer in the sense of the present invention, it should be understood that the layer comprises neither oxygen nor nitrogen.
  • coating in the sense of the present invention, it should be understood that there may be a single layer or several layers of different materials inside the coating.
  • contact is meant in the sense of the invention that no layer is interposed between the two layers considered.
  • the term "based on” means that the element or material thus designated is present at more than 50 atomic% in the layer under consideration.
  • the single functional layer (or layers) with infrared reflection properties and / or in the solar radiation is (or are) a layer (or layers) ) continue.
  • the Ni x O nickel oxide layer contains no element other than Ni and O.
  • the material constituting this layer may be described as: "pure nickel oxide”.
  • Ni x O refers to the fact that there may be ⁇ 1 ⁇ 1 but also that the constituent material of the layer may not have exactly this stable stoichiometry:
  • the material of the layer may be slightly over-stoichiometric to Ni, with for example a 0.8 ⁇ x ⁇ 1 and in particular 0.8 ⁇ x ⁇ 0.95 or
  • the material of the layer may be slightly under stoichiometric in Ni with for example a 1 ⁇ x ⁇ 1, 2 and in particular 1, 05 ⁇ x ⁇ 1, 2.
  • said Ni x O nickel oxide layer has an x between 1, 2 and 0.5 or even between 0.9 and 0.6.
  • a layer based on zinc oxide is located below, towards said substrate, and in contact with said nickel oxide layer Ni x O.
  • a Nickel oxide layer Ni y O is located above and in contact with, and / or is located beneath and in contact with, said Nickel Oxide Ni x O layer, a Nickel Oxide layer. closer to said functional layer being then less oxidized than another layer of nickel oxide further away from said functional layer from the substrate. Indeed, a more oxidized nickel oxide layer is better blocker and a less oxidized nickel oxide layer is better light absorbing.
  • said underlying antireflection and antireflection coatings each comprise at least one dielectric layer based on silicon nitride, optionally doped with at least one other element, such as aluminum.
  • Ni x O nickel oxide layer it is also possible for another Ni x O nickel oxide layer to be in the stack, located on the functional layer and in contact with the functional layer, with a physical thickness of said Ni x O nickel oxide layer. at least 0.3 nm, even between 0.6 and 8.0 nm, or even between 1.0 and 5.0 nm.
  • the x is preferably the same for these two Ni x O nickel oxide layers to facilitate deposition.
  • a metal layer in particular comprising nickel and chromium, to be situated on and in contact with the functional layer, with a physical thickness of said metal layer of at least 0.3 nm, or even between 0 , 6 and 8.0 nm, or even between 1.0 and 5.0 nm.
  • Ni x O nickel oxide layer it is further possible for a Ni x O nickel oxide layer to be located on said functional layer in the direction of the substrate, with the interposition of at least one layer or layer of a different material between said oxide layer.
  • nickel Ni x O and said functional layer said Ni x O nickel oxide layer preferably having a thickness between 0.3 and 10.0 nm, or even between 0.6 and 8.0 nm, or even between 1, 0 and 5.0 nm. This can also have a favorable influence on the crystallographic state of the metallic functional layer, and therefore the square resistance of the stack.
  • the stack may comprise a last layer ("overcoat" in English), that is to say a protective layer,
  • This protective layer preferably has a physical thickness of between 0.5 and 10 nm.
  • the glazing according to the invention incorporates at least the carrier substrate of the stack according to the invention, optionally associated with at least one other substrate.
  • Each substrate can be clear or colored.
  • At least one of the substrates may be colored glass in the mass. The choice of the type of coloration will depend on the level of light transmission and / or the colorimetric appearance sought for the glazing once its manufacture is complete.
  • the glazing according to the invention may have a laminated structure, in particular associating at least two rigid substrates of the glass type with at least one thermoplastic polymer sheet, in order to present a glass-like structure / thin-film stack / sheet (s) / glass.
  • the polymer may especially be based on polyvinyl butyral PVB, ethylene vinyl acetate EVA, PET polyethylene terephthalate, PVC polyvinyl chloride.
  • the glazing may furthermore have a structure of glass type / stack of thin layers / sheet (s) of polymer.
  • the glazings according to the invention are capable of undergoing heat treatment without damage for the stack of thin layers. They are therefore optionally curved and / or tempered.
  • the glazing may be curved and / or tempered by being constituted by a single substrate, the one provided with the stack. It is then a glazing called "monolithic".
  • the stack of thin layers is preferably on an at least partially non-flat face.
  • the glazing may also be a multiple glazing, including a double glazing, at least the carrier substrate of the stack can be curved and / or tempered. It is preferable in a multiple glazing configuration that the stack is disposed so as to be turned towards the interleaved gas blade side. In a laminated structure, the stack may be in contact with the polymer sheet.
  • the glazing may also be a triple glazing consisting of three sheets of glass separated two by two by a gas blade.
  • the carrier substrate of the stack may be in face 2 and / or in face 5, when it is considered that the incident direction of sunlight passes through the faces in increasing order of their number. .
  • the carrier substrate of the stack can be curved or tempered glass, this substrate can be curved or hardened before or after the deposition of the stack.
  • the present invention thus makes it possible to produce a stack of functional metal monolayer thin layers or metal functional multilayer layers which has a lower square resistance after heat treatment, without adversely affecting the optical parameters of the stack.
  • FIG. 1 a functional monolayer stack according to the invention, the functional layer being deposited directly on a sub-blocking coating and directly under an over-blocking coating, the stack being illustrated during the treatment with the aid of a source producing radiation;
  • FIG. 2 a double glazing solution incorporating a functional monolayer stack
  • FIG. 1 illustrates a structure of a functional monolayer stack according to the invention deposited on a face 29 of a transparent glass substrate, in which the single functional layer 140, in particular based on silver or alloy metal containing silver, is disposed between two antireflection coatings, the underlying antireflection coating 120 located below the functional layer 140 towards the substrate 30 and the overlying antireflection coating 160 disposed above the functional layer. 140 opposite the substrate 30.
  • These two anti-reflection coatings 120, 160 each comprise at least one dielectric layer 122, 126; 162, 168 and preferably each at least two dielectric layers: in each dielectric coating, a dielectric layer 126, 162, preferably based on zinc oxide which is closer to the functional layer 140 and a dielectric layer 122, 168 , preferably based on silicon nitride, further away from the functional layer 140.
  • the functional layer 140 may be deposited directly on a sub-blocking coating 130 placed between the underlying antireflection coating 120 and the functional layer 140 and, on the other hand, the functional layer 140 may be deposited directly under an overblocking coating 150 disposed between the functional layer 140 and the overlying antireflection coating 160.
  • the layers of under and / or over-blocking although deposited in metallic form and presented as being metal layers, are sometimes in practice oxidized layers because one of their functions (in particular for the over-blocking layer) is to oxidize during the deposition of the stack to protect the functional layer.
  • At least one layer of nickel oxide Ni x O (the layer 135 in Table 1 below) is located under and in contact with the functional layer 140 towards said substrate 30, with a physical thickness of said Ni x O 135 nickel oxide layer of at least 0.3 nm, even between 0.6 and 8.0 nm, or even between 1.0 and 5.0 nm.
  • this glazing comprises two substrates 60, 30 which are held together by a frame structure 90 and which are separated from one another.
  • the substrate 30, 60 respectively has an inner face 29, 61 in contact with the intervening gas blade 19, the other face 31, 59 of the substrate 30, 60 being in contact with the substrate. IS interior space, respectively the outer space ES.
  • the glazing thus makes a separation between an outer space ES and an interior space IS.
  • the stack can be positioned in face 3 (on the innermost sheet of the building by considering the incident sense of sunlight entering the building and on its face facing the gas blade).
  • FIG. 2 illustrates this positioning (the incident direction of the solar light entering the building being illustrated by the double arrow) in front of a stack of thin layers 35 positioned on an inner face 29 of the substrate 30 in contact with the spacer gas strip 19, the other face 31 of the substrate 30 being in contact with the interior space IS.
  • one of the substrates has a laminated structure.
  • the layer deposition conditions are:
  • the deposited layers can thus be classified in four categories:
  • i-layers of anti-reflective / dielectric material having a n / k ratio over the entire upper visible wavelength range at 5: Si 3 N 4 , ZnO;
  • metallic functional layers made of material with infrared reflection properties and / or solar radiation: Ag; Silver has been found to have a ratio of 0 ⁇ n / k ⁇ 5 over the entire visible wavelength range, and its bulk electrical resistivity is less than 10 -6 O.cm;
  • Figure 3 illustrates the deposition conditions of these two layers.
  • the stack of thin layers is deposited on a clear soda-lime glass substrate of a thickness of 4 mm of the Planiclear brand, distributed by the company SAINT-GOBAIN.
  • the column "No.” indicates the number of the layer and the second column indicates the coating, in connection with the configuration of Figure 1; the third column indicates the deposited material for the layer of the first column.
  • the substrate 30 is located under the layer 122 and the layers of the examples are located in the order indicated by the left column, from bottom to top starting from this substrate 30; the numbered layers in these tables which are not shown in Figure 1 are thus located in the examples in the same manner as indicated in Table 1.
  • the nickel oxide layer 134 and / or 135 and / or 136 is in the underlying blocking coating 130 and is in contact with the metallic functional layer. 140.
  • the nickel oxide Ni y O of the layer 134 or 136 is different from the nickel oxide Ni x O of the layer 135: with reference to FIG. 3 which illustrates the hysteresis curve of the deposited nickel oxide from a metal target in an oxidizing atmosphere (the abscissa indicates the flow of oxygen, in sccm and the ordinate indicates the voltage across the target), the Ni x O is deposited under normal conditions leading to an oxide rich in oxygen (in other words supe- stoichiometric in oxygen, or stoichiometric in oxygen, even slightly under stoichiometric in oxygen), whereas the Ni y O is deposited under conditions leading to an oxide rich in Ni (in other words simply under -stoichiometric oxygen).
  • the use of Ni y O leads to a higher light absorption.
  • Example 6 The difference between Example 6 and Example 2 is that in the context of Example 2 (as for the other examples), the nickel oxide layer Ni x O 135 is deposited directly on a layer based on zinc oxide 126, while in the context of Example 6, the nickel oxide layer Ni x O 135 is deposited directly on a layer 122 based on silicon nitride. It has been noticed that the square resistance of Example 6 is higher than that of Example 2 because this example 6 does not benefit from the favorable conditions obtained when the nickel oxide layer is deposited directly on a base layer. zinc oxide.
  • the heat treatment could have consisted in running the substrate 30 at a speed of 10 m / min under a laser line 8.
  • a laser line can be 60 ⁇ wide and 25 W / mm power. with the laser line oriented perpendicular to the face 29 and towards the terminal layer of the stack, the one farthest from the face 29, that is to say by arranging the laser line (illustrated by the black right arrow ) above the stack and directing the laser towards the stack, as shown in Figure 1.
  • the profile of the Ni element was analyzed both before heat treatment (curves 4 BHT and 5 BHT), and after a heat treatment at 650 ° C. for 10 minutes and then cooling in the open air until the temperature of the room of 20 ° C.
  • the abscissa exposes an arbitrary unit of time which makes it possible to locate the different layers, which are recalled by their reference number above the figures; the ordinate exposes an arbitrary unit of intensity.
  • the 5BHT curve shows the presence of Ni both in the blocking layer
  • Curve 5AHT suggests that the material constituting the blocking layer 150 has migrated through the wetting layer 140 into the Ni x O layer 135 because of the heat treatment where it has been somehow trapped.
  • Example 2 On the basis of Example 2, it was found that a 19 nm thick Ni x O layer deposited in case i, further improved (decreased still further) the square resistance, with a decrease -28% compared to that of Example 1 after heat treatment; however, light absorption in the visible, Abs is then raised to 36% after heat treatment
  • the resistivity of the Ni x O deposited according to the case i above, before heat treatment was of the order of 190 ⁇ , a value close to that of ⁇ (about 200 ⁇ ⁇ ) and well higher than the resistivity of the silver used for the functional layer 140, which is of the order of 3 ⁇ ⁇ ; after the heat treatment at 650 ° C. for 10 minutes, the resistivity of this same Ni x O deposited according to the case i above was lowered to approximately 30 ⁇ ⁇ .
  • Example 2 again on the basis of Example 2, two other thicknesses were tested for layer 135 in Ni x O: 3 nm and 10 nm.
  • the decrease of the resistance per square after the heat treatment was of the same order of magnitude as for Example 2: 5% compared with Example 1.
  • the mechanical strength of Example 2 was tested and compared with that of example 1: it is also good, sometimes even better for heavy loads.
  • the substrate coated with the stack according to the invention Due to the low square resistance obtained as well as the good optical properties (in particular light transmission in the visible), it is possible, moreover, to use the substrate coated with the stack according to the invention to achieve a transparent electrode substrate.
  • the transparent electrode substrate may be suitable for any heated glazing, for any electrochromic glazing, any display screen, or for a photovoltaic cell (or panel) and in particular for a transparent photovoltaic cell backside.

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  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Surface Treatment Of Glass (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Physical Vapour Deposition (AREA)
  • Surface Treatment Of Optical Elements (AREA)
EP16819144.3A 2015-12-02 2016-12-01 Substrat mit einem stapel mit thermischen eigenschaften mit mindestens einer nickeloxidschicht Withdrawn EP3383813A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1561722A FR3044658B1 (fr) 2015-12-02 2015-12-02 Substrat muni d'un empilement a proprietes thermiques comportant au moins une couche en oxyde de nickel.
PCT/FR2016/053172 WO2017093677A1 (fr) 2015-12-02 2016-12-01 Substrat muni d'un empilement a proprietes thermiques comportant au moins une couche en oxyde de nickel

Publications (1)

Publication Number Publication Date
EP3383813A1 true EP3383813A1 (de) 2018-10-10

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EP16819144.3A Withdrawn EP3383813A1 (de) 2015-12-02 2016-12-01 Substrat mit einem stapel mit thermischen eigenschaften mit mindestens einer nickeloxidschicht

Country Status (12)

Country Link
US (1) US20200255329A1 (de)
EP (1) EP3383813A1 (de)
JP (1) JP2019503894A (de)
KR (1) KR20180088432A (de)
CN (1) CN108602717A (de)
BR (1) BR112018011070A2 (de)
CA (1) CA3006339A1 (de)
CO (1) CO2018006932A2 (de)
FR (1) FR3044658B1 (de)
MX (1) MX2018006764A (de)
RU (1) RU2731597C2 (de)
WO (1) WO2017093677A1 (de)

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MX2018006764A (es) 2018-08-01
FR3044658A1 (fr) 2017-06-09
WO2017093677A1 (fr) 2017-06-08
RU2731597C2 (ru) 2020-09-04
CN108602717A (zh) 2018-09-28
JP2019503894A (ja) 2019-02-14
US20200255329A1 (en) 2020-08-13
RU2018123317A (ru) 2020-01-09
CA3006339A1 (fr) 2017-06-08
BR112018011070A2 (pt) 2018-11-21
FR3044658B1 (fr) 2017-12-15
CO2018006932A2 (es) 2018-07-19
KR20180088432A (ko) 2018-08-03

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