EP3532693A1 - Vitrage multiple. - Google Patents
Vitrage multiple.Info
- Publication number
- EP3532693A1 EP3532693A1 EP17794025.1A EP17794025A EP3532693A1 EP 3532693 A1 EP3532693 A1 EP 3532693A1 EP 17794025 A EP17794025 A EP 17794025A EP 3532693 A1 EP3532693 A1 EP 3532693A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- stack
- panes
- multiple glazing
- glazing
- 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- Withdrawn
Links
- 239000011521 glass Substances 0.000 claims abstract description 40
- 229910052709 silver Inorganic materials 0.000 claims abstract description 40
- 239000004332 silver Substances 0.000 claims abstract description 40
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 39
- 125000006850 spacer group Chemical group 0.000 claims abstract description 35
- 239000010410 layer Substances 0.000 claims description 96
- 230000005855 radiation Effects 0.000 claims description 27
- 238000000137 annealing Methods 0.000 claims description 6
- 238000000151 deposition Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000008021 deposition Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000011229 interlayer Substances 0.000 claims description 4
- 238000003475 lamination Methods 0.000 claims description 4
- 239000013536 elastomeric material Substances 0.000 claims description 3
- 238000001755 magnetron sputter deposition Methods 0.000 claims description 3
- 239000000758 substrate Substances 0.000 description 17
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 16
- 238000000576 coating method Methods 0.000 description 14
- 239000011248 coating agent Substances 0.000 description 13
- 239000007789 gas Substances 0.000 description 12
- 239000000835 fiber Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- 235000014692 zinc oxide Nutrition 0.000 description 9
- 239000003570 air Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 8
- 239000011787 zinc oxide Substances 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 7
- 238000000265 homogenisation Methods 0.000 description 6
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- -1 polyethylene Polymers 0.000 description 5
- 229910001887 tin oxide Inorganic materials 0.000 description 5
- 238000009736 wetting Methods 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229920002943 EPDM rubber Polymers 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 239000011324 bead Substances 0.000 description 4
- 239000002274 desiccant Substances 0.000 description 4
- 150000004767 nitrides Chemical class 0.000 description 4
- 239000013307 optical fiber Substances 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 230000000930 thermomechanical effect Effects 0.000 description 4
- 239000011135 tin Substances 0.000 description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 230000016571 aggressive behavior Effects 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910052787 antimony Inorganic materials 0.000 description 3
- 238000009499 grossing Methods 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 229920002367 Polyisobutene Polymers 0.000 description 2
- 229920002877 acrylic styrene acrylonitrile Polymers 0.000 description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical group [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000000295 emission spectrum Methods 0.000 description 2
- 229910003437 indium oxide Inorganic materials 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052743 krypton Inorganic materials 0.000 description 2
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910000623 nickel–chromium alloy Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- 229920002285 poly(styrene-co-acrylonitrile) Polymers 0.000 description 2
- 229920001707 polybutylene terephthalate Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 229920001021 polysulfide Polymers 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- 229910052724 xenon Inorganic materials 0.000 description 2
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003286 fusion draw glass process Methods 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- KYKLWYKWCAYAJY-UHFFFAOYSA-N oxotin;zinc Chemical compound [Zn].[Sn]=O KYKLWYKWCAYAJY-UHFFFAOYSA-N 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- QMRNDFMLWNAFQR-UHFFFAOYSA-N prop-2-enenitrile;prop-2-enoic acid;styrene Chemical compound C=CC#N.OC(=O)C=C.C=CC1=CC=CC=C1 QMRNDFMLWNAFQR-UHFFFAOYSA-N 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 150000003378 silver Chemical class 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical class [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 0.000 description 1
- JRFBNCLFYLUNCE-UHFFFAOYSA-N zinc;oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[O-2].[Ti+4].[Zn+2] JRFBNCLFYLUNCE-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/67—Units comprising two or more parallel glass or like panes permanently secured together characterised by additional arrangements or devices for heat or sound insulation or for controlled passage of light
- E06B3/6715—Units comprising two or more parallel glass or like panes permanently secured together characterised by additional arrangements or devices for heat or sound insulation or for controlled passage of light specially adapted for increased thermal insulation or for controlled passage of light
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface 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
- C03C17/3602—Surface 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
- C03C17/3626—Surface 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface 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
- C03C17/3602—Surface 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
- C03C17/3639—Multilayers containing at least two functional metal layers
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface 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
- C03C17/3602—Surface 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
- C03C17/3644—Surface 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface 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
- C03C17/3602—Surface 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
- C03C17/3657—Surface 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
- C03C17/366—Low-emissivity or solar control coatings
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface 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
- C03C17/3602—Surface 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
- C03C17/3681—Surface 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 being used in glazing, e.g. windows or windscreens
Definitions
- the invention relates to the field of glazing, particularly multiple glazing.
- glazing must have excellent thermal insulation properties, avoiding as much heat loss by convection, conduction or radiation.
- solar factor of the glazing must be maximized, so that the solar radiation can heat the interior of the building.
- the glazing must be as light as possible, in particular to facilitate its handling, but while ensuring excellent thermomechanical resistance, to avoid any breakage, either during assembly or in use.
- an object of the invention is to provide glazing that best meets these different requirements.
- an object of the invention is a multiple glazing unit comprising a plurality of parallel panes and separated by at least one spacer frame delimiting at least one intermediate space between said panes, said glazing being such that at least one of said panes , said functional window, comprises at least one non-thermally tempered thin glass sheet, the thickness of which is in a range from 0.1 to 2 mm, and at least one of whose faces is coated with a stack of thin low-emissivity layers comprising at least one silver layer, said stack having a square resistance Rc, expressed in ohms, corresponding to the formula Rc.e2 2 - 115. n ⁇ 25. E2, e2 being, expressed in nm, the thickness of the silver layer or the sum of the thicknesses of each layer of silver, present in the stack, and n being the number of layers of silver present in the stack.
- a stack with low emissivity or "low-emissive" is, in the sense of the invention, a stack whose normal emissivity at 283 K according to EN 12898 is generally at most 0.05, in particular 0.03. and even 0, 02 or 0.01.
- the glazing further comprises one or more of the following optional features, taken individually or in any technically possible combination: the or each window comprises at least one glass sheet, or even consists of a glass sheet, in particular transparent or translucent.
- the thickness e1 is in a range from 0.5 to 1.6 mm, even 1.0 to 1.5 mm, or in a range from 0.2 to 0.9 mm.
- the at least one face coated with a low-emissivity stack is turned towards an interspace.
- the stack is thus protected against chemical or mechanical aggression.
- the glazing comprises only one functional window
- the glazing comprises at least two functional panes, in particular exactly two or three functional panes.
- the glazing is a double glazing. It therefore preferably comprises two single panes separated by a single spacer frame delimiting a single spacer space. At least one of these windows, including only one or each of these windows is then a functional glass.
- the glazing comprises at least three panes, in particular comprises exactly three panes. It can for example be a triple or quadruple glazing.
- the glazing comprises p windows separated two by two by (p-1) spacer frames each delimiting a single spacer space.
- the glazing advantageously comprises a single spacer frame fixed between two so-called external windows and provided with at least one peripheral groove each receiving a so-called internal pane located between said outer panes.
- the glazing includes exactly three windows; it is then a triple glazing.
- this triple glazing comprises a single spacer frame fixed between the two outer panes and provided with a single peripheral groove receiving a single inner pane located between said outer panes.
- the or each peripheral groove is provided with a lining based on elastomeric material, for example an ethylene-propylene-diene rubber (EPDM).
- EPDM ethylene-propylene-diene rubber
- the lining serves to fix the internal pane in the groove, while making it possible to compensate for any variations in thermal expansion of the inner pane. Unrestrained fixing of the inner pane in the groove is thus ensured, making it possible to ensure excellent thermomechanical behavior of the pane, even when the inner pane is a functional pane within the meaning of the present invention.
- at least one inner pane is a functional pane. In the case of triple glazing, the inner pane is then a functional pane.
- the inner pane is the only functional pane of the pane.
- the thickness of the outer panes is preferably in a range from 2 to 6 mm, in particular from 2 to 4 mm.
- the or each functional glass consists of a single sheet of glass, so a thin glass sheet as defined above.
- the or each functional window comprises at least two sheets of glass, in particular exactly two sheets of glass.
- at least one thin glass sheet is adhesively attached to another sheet of glass by means of a lamination interlayer, such as polyvinyl butyral (PVB).
- PVB polyvinyl butyral
- the thin glass sheet is preferably in contact with an intermediate space.
- the other glass sheet is preferably thin, in the sense that its thickness is in a range from 0.1 to 2 mm, in particular from 0.5 to 1.6 mm. This other glass sheet may or may not be coated with a stack of thin layers.
- At least one glazing pane is not a functional pane.
- the thickness of the non-functional panes is preferably in a range from 2 to 6 mm, in particular from 2 to 4 mm.
- At least one non-functional pane may be coated on at least one of its faces, in particular on the side facing an intermediate space, with a stack of thin, low-emissive layers identical to or different from that carried by the sheet of thin glass of functional glass.
- At least one non-functional pane may be coated on at least one of its faces with a stack of thin layers having other functions, including solar control functions, anti-condensation or self-cleaning.
- the or each layer of silver is preferably surrounded by at least two coatings each comprising at least one dielectric layer.
- the or each low-emissivity stack is obtained by a process comprising a deposition step, in particular by magnetron sputtering, of said stack, and then a step of rapid annealing of said stack, in particular by means of laser radiation or a flash lamp . More details on these techniques are given in the rest of the text.
- the or each sheet of thin glass is obtained by floating or drawing, in particular by drawing downwards, in particular by the so-called fusion-draw method.
- FIG. 1 illustrates a triple glazing, seen in section.
- FIG. 1 illustrates a double glazing, seen in section.
- FIG. 1 illustrates a triple glazing unit 10 according to the invention, comprising two external panes, respectively a first pane 12 intended to be turned towards the outside of a building and a second pane 14, typically intended to be turned towards inside the building.
- These two outer panes are fixed to a spacer frame 16 extending continuously along the edge of the outer panes 12 and 14.
- the spacer frame 16 is provided with a peripheral groove 18 receiving an inner pane 20 located between said outer panes 12 and 14.
- the faces of the panes are called numbers ranging from 1 to 6, in increasing order starting from the outer face 12a of the outer pane 12, in contact with the outside, which is the face 1 .
- the two outer panes 12 and 14 comprise glass sheets. It may be for example monolithic glass sheets, with a thickness in a range from 2 to 6 mm, in particular from 3 to 5 mm. It may also be, especially for the outer pane 12, intended to be turned towards the outside of the building, an assembly of two glass sheets adhesively bonded by a lamination interlayer, for example polyvinyl butyral (PVB), this in order to confer burglarproof properties and / or sound insulation and / or personal safety (eg anti-breakage).
- PVB polyvinyl butyral
- the different faces of the outer panes 12 and 14 may or may not be coated with stacks of thin layers giving the glazing 10 various functionalities.
- the outer face 12a of the outer pane 12 may be coated with a self-cleaning stack containing at least one photocatalytic layer, in particular of titanium oxide, in particular at least partially crystallized in anatase form and / or of a stack anticondensation device comprising at least one low emissivity layer such as a layer of a transparent conductive oxide (TCO), in particular of indium and tin oxide (ITO) or doped zinc oxide.
- TCO transparent conductive oxide
- ITO indium and tin oxide
- the other faces of the outer panes 12 and 14 may be coated with stacks of low-emissivity thin layers comprising at least one layer of silver.
- the spacer frame 16 may be made of metal and / or polymer material.
- suitable metallic materials include, in particular, aluminum or stainless steel.
- suitable polymer materials include, in particular, polyethylene (PE), polycarbonate (PC), polypropylene (PP), polystyrene, polybutadiene, polyesters, polyurethanes, polymethyl methacrylate, polyacrylates, polyamides , polyethylene terephthalate (PET), polybutylene terephthalate (PBT), acrylonitrile butadiene styrene (ABS), acrylonitrile styrene acrylate (ASA), styrene-acrylonitrile copolymer (SAN).
- PE polyethylene
- PC polycarbonate
- PP polypropylene
- polystyrene polybutadiene
- polyesters polyurethanes
- polymethyl methacrylate polyacrylates
- polyamides polyethylene terephthalate
- PET polybutylene terephthalate
- each section of the spacer frame may be based on polypropylene having a frame consisting of a stainless steel film.
- the profile is advantageously reinforced by fibers, in particular glass or carbon fibers.
- the groove 18 is provided with a lining 19 based on an elastomeric material, typically an ethylene-propylene-diene rubber (EPDM).
- EPDM ethylene-propylene-diene rubber
- each intermediate space 22, 24 can be filled with air.
- each interspace 22, 24 comprises a blade of an insulating gas, which is substituted for the air between the panes.
- gases used to form the insulating gas plate in each intermediate space of the multiple glazing include, in particular, argon (Ar), krypton (Kr), xenon (Xe).
- the insulating gas blade in each intermediate space of the multiple glazing comprises CLU. At least 85% of a gas having a lower thermal conductivity than that of air Suitable gases are preferably colorless, non-toxic, non-corrosive, non-flammable, insensitive to exposure to ultraviolet radiation.
- sealing beads 26 are arranged between the two outer panes 12, 14 and the lateral edges of the spacer frame 16.
- the sealing beads 26 are for example based on of polyisobutylene (butyl).
- the spacer frame 16 defines a desiccant receiving housing 28 to absorb any residual moisture that may be in the intermediate space 22, 24.
- the desiccant material 28 may be any material capable of dehydrating the air or the gas strip present in each intermediate space 22, 24 of the multiple glazing unit 10, in particular chosen from molecular sieve, silica gel, CaCl 2 , a 2 SO 4 , activated carbon, zeolites, and / or a mixture of these.
- the inner pane 20 is a functional pane within the meaning of the present invention.
- This is a sheet of thin glass, whose thickness is in a range from 0.1 to 2 mm, and one of the faces 20a, which is the face 3 of the glazing, facing the intermediate space 22, is coated with a stack thin layers with low emissivity.
- the stack can coat the other side of the glass sheet, or both sides of the glass sheet.
- This stack comprises n layers of silver (n is for example 1, 2, 3 7) and has a square resistance Rc, expressed in ohms, corresponding to the formula
- Rc.e2 2 - 115. n ⁇ 25. e2, e2 being the thickness of the silver layer or the sum of the thicknesses of each silver layer.
- the stack preferably comprises, from the substrate, a first coating comprising at least a first dielectric layer, at least one silver layer, optionally an over-blocking layer and a second coating comprising at least one second dielectric layer.
- a first coating comprising at least a first dielectric layer, at least one silver layer, optionally an over-blocking layer and a second coating comprising at least one second dielectric layer.
- the physical thickness of the or each silver layer is between 6 and 20 nm.
- the overblocking layer is intended to protect the silver layer during the deposition of a subsequent layer (for example if the latter is deposited under an oxidizing or nitriding atmosphere) and during a possible thermal treatment of the quenching or bending type.
- the silver layer can also be deposited on and in contact with a sub-blocker layer.
- the stack may therefore comprise an overbetter layer and / or a sub-blocker layer flanking the or each layer of silver.
- the blocker layers are generally based on a metal selected from nickel, chromium, titanium, niobium, or an alloy of these different metals. Mention may in particular be made of nickel-titanium alloys (especially those comprising about 50% by weight of each metal) or nickel-chromium alloys (especially those comprising 80% by weight of nickel and 20% by weight of chromium).
- the over-blocking layer may also consist of several superimposed layers, for example, away from the substrate, titanium and then a nickel alloy (especially a nickel-chromium alloy) or vice versa.
- a nickel alloy especially a nickel-chromium alloy
- the various metals or alloys mentioned can also be partially oxidized, in particular having an oxygen sub-stoichiometry (for example TiO x or NiCrO x ).
- the layers of blocker are very thin, normally less than 1 nm thick, so as not to affect the light transmission of the stack, and are likely to be partially oxidized during the heat treatment according to the invention.
- the blocking layers are sacrificial layers capable of capturing the oxygen coming from the atmosphere or the substrate, thus avoiding oxidation of the silver layer.
- the first and / or second dielectric layer is typically oxide (especially tin oxide), or preferably nitride, in particular silicon nitride (in particular for the second dielectric layer, furthest from the substrate).
- the silicon nitride may be doped, for example with aluminum or boron, in order to facilitate its deposition by sputtering techniques.
- the doping rate (corresponding to the atomic percentage with respect to the amount of silicon) does not generally exceed 2%.
- the first coating may comprise a dielectric layer, or several dielectric layers, typically 2 to 4.
- the second coating may comprise a dielectric layer, or several dielectric layers, typically 2 to 3.
- These dielectric layers are preferably made of a material chosen from silicon nitride, titanium, tin or zinc oxides, or any of their solid mixtures or solutions, for example zinc tin oxide, or titanium zinc oxide.
- the physical thickness of the dielectric layer, or the overall physical thickness of all the dielectric layers is preferably between 15 and 60 nm, especially between 20 and 50 nm.
- the first coating preferably comprises, immediately under the silver layer or under the optional layer of sub-blocker, a wetting layer whose function is to increase the wetting and attachment of the silver layer.
- Zinc oxide in particular doped with aluminum, has proved particularly advantageous in this respect.
- the first coating may also contain, directly below the wetting layer, a smoothing layer, which is a partially or totally amorphous mixed oxide (therefore of very low roughness), the The function is to promote the growth of the wetting layer in a preferential crystallographic orientation, which favors the crystallization of silver by epitaxial phenomena.
- the smoothing layer is preferably composed of a mixed oxide of at least two metals selected from Sn, Zn, In, Ga, Sb.
- a preferred oxide is antimony doped tin and indium oxide.
- the wetting layer or the optional smoothing layer is preferably deposited directly on the first dielectric layer.
- the first dielectric layer is preferably deposited directly on the substrate.
- the first dielectric layer may alternatively be deposited on another oxide or nitride layer, for example made of titanium oxide.
- the second dielectric layer may be deposited directly on the silver layer, or preferably on an over-blocker, or on other oxide or nitride layers, intended to adapt the optical properties of the stacking.
- a layer of zinc oxide, in particular doped with aluminum, or a layer of tin oxide may be placed between an over-blocker and the second dielectric layer, which is preferably nitride oxide. silicon.
- Zinc oxide, in particular doped with aluminum makes it possible to improve the adhesion between silver and the upper layers.
- the stack preferably comprises at least one ZnO / Ag / ZnO succession.
- Zinc oxide can be doped with aluminum.
- a sub-blocker layer can be disposed between the silver layer and the underlying layer. Alternatively or cumulatively, an overbetter layer may be disposed between the silver layer and the overlying layer.
- the second coating can be surmounted by an overcoat, sometimes called “overcoat” in the art.
- Last layer of the stack so in contact with the ambient air, it is intended to protect the stack against any mechanical aggression (scratches ...) or chemical.
- This overlay is generally very fine so as not to disturb the reflection aspect of the stack (its thickness is typically between 1 and 5 nm). It is preferably based on titanium oxide or mixed tin and zinc oxide, in particular doped with antimony, deposited in sub-stoichiometric form.
- the stack may include one or more layers of silver, including two or three layers of silver.
- the general architecture presented above can be repeated.
- the second coating relating to a given silver layer (thus located above this silver layer) generally coincides with the first coating relating to the next silver layer.
- the stack is here obtained by magnetron sputtering.
- Other deposition techniques are also possible, such as for example the plasma enhanced chemical vapor deposition (PECVD) technique.
- PECVD plasma enhanced chemical vapor deposition
- the silver layers In order to achieve extremely low resistivity and emissivity, the silver layers must have a high degree of crystallization, which can not be obtained during the deposition, so that heat treatment is necessary.
- glass is tempered thermally, that is to say, it is brought to a temperature of about 600 ° C to 630 ° C, and then quenched.
- thermal quenching improves the thermomechanical strength of the glass. Thermal quenching is however not feasible industrially for thin glass sheets.
- the excellent resistivity and emissivity properties of the stack are obtained here by a fast annealing step, in particular by means of a laser radiation or a flash lamp.
- Rapid annealing means a treatment capable of carrying each point of the stack to be treated, typically at temperatures of 300 ° C. and higher, for a very short time, typically less than 10 seconds, in particular 1 second or even 0, 1 second.
- the heat does not have time to diffuse into the glass sheet, so that the temperature of the glass sheet generally does not exceed a temperature of 50 ° C.
- the fast annealing is carried out by means of a flash lamp.
- Flash lamps are generally in the form of sealed glass tubes or quartz tubes filled with a rare gas, provided with electrodes at their ends. Under the effect of a short-term electrical pulse, obtained by discharging a capacitor, the gas ionizes and produces a particularly intense incoherent light.
- the emission spectrum generally comprises at least two emission lines; it is preferably a continuous spectrum having a maximum emission in the near ultraviolet.
- the lamp is preferably a xenon lamp. It can also be a lamp with argon, helium or krypton.
- the emission spectrum preferably comprises several lines, especially at wavelengths ranging from 160 to 1000 nm.
- the duration of the flash is preferably in a range from 0.05 to 20 milliseconds, in particular from 0.1 to 5 milliseconds.
- the repetition rate is preferably in a range from 0.1 to 5 Hz, in particular from 0.2 to 2 Hz.
- the radiation may be from several lamps arranged side by side, for example 5 to 20 lamps, or 8 to 15 lamps, so as to simultaneously treat a wider area. In this case, all lamps can emit flashes simultaneously.
- the or each lamp is preferably arranged transversely to the longer sides of the substrate.
- the or each lamp has a length preferably of at least 1 m in particular 2 m and even 3 m so as to be able to treat large substrates.
- the capacitor is typically charged at a voltage of 500 V to 500 kV.
- the current density is preferably at least 4000 A / cm 2 .
- the total energy density emitted by the flash lamps, relative to the surface of the stack, is preferably between 1 and 100 J / cm 2 , in particular between 1 and 30 J / cm 2 , or even between 5 and 20 J / cm 2 .
- the rapid annealing is carried out by means of laser radiation.
- the laser radiation is preferably focused on the stack in the form of at least one laser line.
- the laser radiation is preferably generated by modules comprising one or more laser sources as well as optical shaping and redirection.
- the laser sources are typically laser diodes or fiber lasers, including fiber, diode or disk lasers.
- the laser diodes make it possible to economically achieve high power densities with respect to the electric power supply, for a small space requirement.
- the size of the fiber lasers is even smaller, and the linear power obtained can be even higher, but at a higher cost.
- Fiber lasers are understood to mean lasers in which the location of generation of the laser light is spatially offset from its place of delivery, the laser light being delivered by means of at least one optical fiber.
- the laser light is generated in a resonant cavity in which is located the emitter medium which is in the form of a disk, for example a thin disk (about 0.1 mm thick) in Yb: YAG.
- the light thus generated is coupled in at least one optical fiber directed towards the treatment site.
- Fiber or disk lasers are preferably pumped optically by means of laser diodes.
- the radiation from the laser sources is preferably continuous.
- the wavelength of the laser radiation is preferably in a range from 500 to 2000 nm, in particular from 700 to 1100 nm, or even from 800 to 1000 nm.
- Power laser diodes emitting at one or more wavelengths selected from 808 nm, 880 nm, 915 nm, 940 nm or 980 nm have proved particularly well appropriate.
- the wavelength is, for example, 1030 nm (emission wavelength for a Yb: YAG laser).
- the wavelength is typically 1070 nm.
- the shaping and redirecting optics preferably comprise lenses and mirrors, and are used as means for positioning, homogenization and focusing of the radiation.
- the purpose of the positioning means is, where appropriate, to arrange the radiation emitted by the laser sources along a line. They preferably include mirrors.
- the aim of the homogenization means is to superpose the spatial profiles of the laser sources in order to obtain a homogeneous linear power along the line.
- the homogenization means preferably comprise lenses enabling the incident beams to be separated into secondary beams and the recombination of said secondary beams into a homogeneous line.
- the means for focusing the radiation make it possible to focus the radiation on the stack to be treated, in the form of a line of desired length and width.
- the focusing means preferably comprise a focusing mirror or a converging lens.
- the shaping optics are preferably grouped in the form of an optical head positioned at the output of the or each optical fiber.
- the optical shaping of said optical heads preferably comprise lenses, mirrors and prisms and are used as means of transformation, homogenization and focusing of radiation.
- the transformation means comprise mirrors and / or prisms and serve to transform the circular beam, obtained at the output of the optical fiber, into a non-circular, anisotropic, line-shaped beam.
- the transformation means increase the quality of the beam along one of its axes (fast axis, or axis of the width 1 of the laser line) and reduce the quality of the beam according to the other (slow axis, or axis of the length L of the laser line).
- the homogenization means superimpose the spatial profiles of the laser sources in order to obtain a homogeneous linear power along the line.
- the homogenization means preferably comprise lenses enabling the incident beams to be separated into secondary beams and the recombination of said secondary beams into a homogeneous line.
- the means for focusing the radiation make it possible to focus the radiation at the level of the working plane, that is to say in the plane of the stack to be treated, in the form of a line of desired length and width.
- the focusing means preferably comprise a focusing mirror or a converging lens.
- the length of the line is advantageously equal to the width of the substrate. This length is typically at least 1 m, especially 2 m and even 3 m. It is also possible to use several lines, disjointed or not, but arranged so as to treat the entire width of the substrate. In this case, the length of each laser line is preferably at least 10 cm or 20 cm, especially in a range from 30 to 100 cm, especially from 30 to 75 cm, or even from 30 to 60 cm.
- the term "length" of the line means the largest dimension of the line, measured on the surface of the stack in a first direction, transverse to the direction of travel of the substrate, and "width" the dimension in a second direction. orthogonal to the first direction.
- the width w of the line corresponds to the distance (in this second direction) between the beam axis (where the intensity of the radiation is maximum) and the point where the Radiation intensity is equal to 1 / e 2 times the maximum intensity. If the longitudinal axis of the laser line is named x, we can define a distribution of widths along this axis, named w (x).
- the average width of the or each laser line is preferably at least 35 microns, especially in a range from 40 to 100 microns or 40 to 70 microns. Throughout this text we mean by "average" the arithmetic mean. Over the entire length of the line, the distribution of widths is narrow in order to limit as much as possible any heterogeneity of treatment. Thus, the difference between the largest width and the smallest width is preferably at most 10% of the average width value. This figure is preferably at most 5% and even 3%.
- the formatting and redirection optics in particular the positioning means, can be adjusted manually or by means of actuators making it possible to adjust their positioning remotely.
- actuators typically motors or piezoelectric shims
- the actuators will preferably be connected to detectors as well as to a feedback loop.
- At least a portion of the laser modules, or all of them, is preferably arranged in a sealed box, advantageously cooled, in particular ventilated, in order to ensure their thermal stability.
- Laser modules are preferably mounted on a rigid structure, called "bridge", based on metal elements, typically aluminum.
- the structure preferably does not include a marble slab.
- the bridge is preferably positioned parallel to the conveying means so that the focal plane of the or each laser line remains parallel to the surface of the substrate to be treated.
- the bridge comprises at least four feet, the height of which can be individually adjusted to ensure parallel positioning under all circumstances. The adjustment can be provided by motors located at each foot, either manually or automatically, in relation to a distance sensor.
- the height of the bridge can be adapted (manually or automatically) to take into account the thickness of the substrate to be treated, and thus ensure that the plane of the substrate coincides with the focal plane of the or each laser line.
- the linear power of the laser line is preferably at least 300 W / cm, advantageously 350 or 400 W / cm, in particular 450 W / cm, or even 500 W / cm and even 550 W / cm. It is even advantageously at least 600 W / cm, especially 800 W / cm or 1000 W / cm.
- the linear power is measured where the or each line laser is focused on the stack. It can be measured by placing a power detector along the line, for example a power-meter calorimetric, such as in particular the power meter Beam Finder S / N 2000716 Cohérent Inc.
- the power is advantageously distributed in a manner homogeneous over the entire length of the or each line. Preferably, the difference between the highest power and the lowest power is less than 10% of the average power.
- the energy density supplied to the stack is preferably at least 20 J / cm 2 , or even 30 J / cm 2 .
- the high power densities and densities make it possible to heat the stack very quickly, without heating the substrate significantly.
- the maximum temperature experienced by each point of the stack during the heat treatment is preferably at least 300 ° C, especially 350 ° C or 400 ° C, and even 500 ° C or 600 ° C.
- the maximum temperature is normally experienced when the point of the stack considered passes under the radiation device, for example under the laser line or under the flash lamp. At a given moment, only the points of the surface of the stack located under the radiation device (for example under the laser line) and in its immediate vicinity (for example less than a millimeter) are normally at a temperature of at least 300 ° C.
- the stack temperature is normally not more than 50 ° C, and even 40 ° C or 30 ° C.
- Each point of the stack undergoes the heat treatment (or is brought to the maximum temperature) for a period advantageously in a range from 0.05 to 10 ms, in particular 0.1 to 5 ms, or 0.1 at 2 ms.
- this time is set by both the width of the laser line and the relative speed of movement between the substrate and the laser line.
- this duration corresponds to the duration of the flash.
- the laser radiation is partly reflected by the stack to be processed and partly transmitted through the substrate.
- This will typically metal housings cooled by fluid circulation, including water.
- the propagation axis of the or each laser line forms an angle that is preferentially non-zero with the normal to the substrate, typically an angle of between 5 and 20 °.
- FIG. 2 illustrates a double glazing 100 according to the invention.
- the double glazing 100 comprises two outer panes, respectively a first pane 112 intended to be turned towards the outside of a building and a second pane 120, typically intended to be turned towards the interior of the building. These two outer panes are attached to a spacer frame 116 extending continuously along the edge of the outer panes 112 and 120.
- the two outer panes 112 and 120 comprise glass sheets. It may be for example for the outer pane 112 of a monolithic glass sheet, thickness in a range from 2 to 6 mm, especially 3 to 5 mm.
- the spacer frame 116 may be made of metal and / or of polymeric material, as previously described in relation to the spacer frame 16 of FIG. 1.
- the assembly formed by the outer panes 112, 120, the spacer frame 116 forms a spacer space 122.
- This spacer space 122 can be filled with air.
- the spacer space 122 comprises a blade of an insulating gas, which is substituted for the air between the panes. Examples of gases have been given previously in relation to the interspace spaces 22 and 24 of FIG.
- sealing beads 126 are arranged between the two outer panes 112, 120 and the lateral edges of the spacer frame 116.
- the sealing beads 126 are for example based on of polyisobutylene (butyl).
- the spacer frame 116 defines a desiccant receiving housing 128 in order to absorb any residual moisture that may be in the intermediate space 122.
- the desiccant material 128 may be any material capable of dehydrating the air or the air. blade of gas present in the interspace 122 of the multiple glazing unit 100, in particular chosen from molecular sieve, silica gel, CaCl 2 , a 2 SO 4 , activated carbon, zeolites, and / or a mixture of them.
- a sealing barrier 130 for example of polysulphide resin, is applied to the outer periphery of the spacer frame 116, between the outer panes 112 and 120, in order to maintain the panes 112, 120 on the spacer frame 116.
- the outer pane 120 is a functional pane within the meaning of the present invention.
- This functional window 120 is here an assembly of two thin glass sheets 120a, 120b adhesively bonded by a lamination interlayer 120c, for example polyvinyl butyral (PVB).
- the thickness of the thin glass sheets 120a, 120b is in the range of 0.1 to 2 mm.
- One of the faces 120d of the sheet 120a which is the face 3 of the glazing, turned towards the spacer space 122, is coated with a stack of thin layers with low emissivity.
- the various details given above in connection with FIG. 1 as regards the stack of thin layers with low emissivity and the means of obtaining it also apply to the glazing of FIG. 2, as to any type of glazing according to the invention. .
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Glass To Other Materials (AREA)
- Securing Of Glass Panes Or The Like (AREA)
- Surface Treatment Of Glass (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1660382A FR3057900A1 (fr) | 2016-10-26 | 2016-10-26 | Vitrage multiple comprenant au moins une feuille de verre mince revetue d'un empilement a faible emissivite |
PCT/FR2017/052888 WO2018078248A1 (fr) | 2016-10-26 | 2017-10-20 | Vitrage multiple. |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3532693A1 true EP3532693A1 (fr) | 2019-09-04 |
Family
ID=58009947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17794025.1A Withdrawn EP3532693A1 (fr) | 2016-10-26 | 2017-10-20 | Vitrage multiple. |
Country Status (8)
Country | Link |
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US (1) | US20190284868A1 (fr) |
EP (1) | EP3532693A1 (fr) |
JP (1) | JP2019532905A (fr) |
KR (1) | KR20190070349A (fr) |
CN (1) | CN109963999A (fr) |
BR (1) | BR112019004097A2 (fr) |
FR (1) | FR3057900A1 (fr) |
WO (1) | WO2018078248A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019141533A1 (fr) * | 2018-01-22 | 2019-07-25 | Saint-Gobain Glass France | Vitrage isolant, fenêtre et procédé pour sa fabrication |
KR20210107726A (ko) * | 2018-12-21 | 2021-09-01 | 코닝 인코포레이티드 | 3중 판유리 창호 조립체 |
US11697963B2 (en) * | 2019-05-01 | 2023-07-11 | Oldcastle BuildingEnvelope Inc. | Insulating panel assembly |
US11879290B2 (en) * | 2021-02-17 | 2024-01-23 | Vitro Flat Glass Llc | Multi-pane insulating glass unit having a rigid frame for a third pane and method of making the same |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
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DE3211753C2 (de) * | 1982-03-30 | 1985-03-28 | Interpane Entwicklungs- und Beratungsgesellschaft mbH & Co. KG, 3471 Lauenförde | Hochtransparenter, in Durch- als auch Außenansicht neutral wirkender und wärmedämmender Belag für ein Substrat aus transparentem Material sowie Verwendung des Belages |
CN1153749A (zh) * | 1995-11-02 | 1997-07-09 | 加迪安工业公司 | 中性高效耐久的低辐射率玻璃涂层体系、用其制造的隔热玻璃组件、及其制造方法 |
AU2003231310B2 (en) * | 2002-05-03 | 2007-03-29 | Vitro Flat Glass Llc | Substrate having thermal management coating for an insulating glass unit |
FR2864988B1 (fr) * | 2004-01-09 | 2006-04-28 | Saint Gobain | Vitrage multiple a proprietes d'isolation acoustique et thermique |
FR2906832A1 (fr) * | 2006-10-09 | 2008-04-11 | Saint Gobain | Vitrage multiple a selectivite augmentee |
CN201817401U (zh) * | 2010-07-26 | 2011-05-04 | 林嘉宏 | 可异地加工的双银低辐射镀膜玻璃 |
US8559100B2 (en) * | 2011-10-12 | 2013-10-15 | Guardian Industries Corp. | Coated article with low-E coating having absorbing layer over functional layer designed to increase outside reflectance |
MX2015010548A (es) * | 2013-02-14 | 2016-04-04 | Agc Glass Europe | Acristalamiento de control solar. |
PT2958872T (pt) * | 2013-02-20 | 2017-06-07 | Saint Gobain | Placa de vidro com revestimento refletor de radiação térmica |
PL3008269T3 (pl) * | 2013-06-14 | 2017-10-31 | Saint Gobain | Element dystansowy dla oszkleń potrójnych |
JP6389258B2 (ja) * | 2013-08-16 | 2018-09-12 | ガーディアン インダストリーズ コーポレイションGuardian Industries Corp. | 低い可視光線透過率を有する低放射率コーティングを備えた被覆製品 |
-
2016
- 2016-10-26 FR FR1660382A patent/FR3057900A1/fr not_active Withdrawn
-
2017
- 2017-10-20 WO PCT/FR2017/052888 patent/WO2018078248A1/fr unknown
- 2017-10-20 KR KR1020197014743A patent/KR20190070349A/ko unknown
- 2017-10-20 EP EP17794025.1A patent/EP3532693A1/fr not_active Withdrawn
- 2017-10-20 US US16/345,103 patent/US20190284868A1/en not_active Abandoned
- 2017-10-20 BR BR112019004097A patent/BR112019004097A2/pt not_active Application Discontinuation
- 2017-10-20 JP JP2019522888A patent/JP2019532905A/ja active Pending
- 2017-10-20 CN CN201780066767.6A patent/CN109963999A/zh active Pending
Also Published As
Publication number | Publication date |
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KR20190070349A (ko) | 2019-06-20 |
US20190284868A1 (en) | 2019-09-19 |
JP2019532905A (ja) | 2019-11-14 |
FR3057900A1 (fr) | 2018-04-27 |
BR112019004097A2 (pt) | 2019-05-28 |
WO2018078248A1 (fr) | 2018-05-03 |
CN109963999A (zh) | 2019-07-02 |
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