WO2016121331A1 - Double vitrage et dispositif optique - Google Patents

Double vitrage et dispositif optique Download PDF

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Publication number
WO2016121331A1
WO2016121331A1 PCT/JP2016/000243 JP2016000243W WO2016121331A1 WO 2016121331 A1 WO2016121331 A1 WO 2016121331A1 JP 2016000243 W JP2016000243 W JP 2016000243W WO 2016121331 A1 WO2016121331 A1 WO 2016121331A1
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WO
WIPO (PCT)
Prior art keywords
electrode wiring
spacer
optical device
glass plate
glass
Prior art date
Application number
PCT/JP2016/000243
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English (en)
Japanese (ja)
Inventor
長谷川　和也
Original Assignee
パナソニックＩｐマネジメント株式会社
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Publication date
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Publication of WO2016121331A1 publication Critical patent/WO2016121331A1/fr

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    • 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
    • C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
    • C03C27/06—Joining glass to glass by processes other than fusing
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H05B33/04—Sealing arrangements, e.g. against humidity
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • H05B33/22—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers

Definitions

  • the present invention relates to a multilayer glass and an optical device including the multilayer glass.
  • the multi-layer glass includes a plurality of glass plates and a spacer that keeps intervals between the plurality of glass plates (for example, see Patent Document 1).
  • smart windows have been developed that can realize functions such as light emission and light control by arranging optical elements in the internal space of the double-glazed glass.
  • electrical wiring for supplying electric power to an internal optical element is provided between the spacer and the glass plate. At this time, when bonding a plurality of glass plates through the spacer, there is a problem that the electrical wiring may be disconnected.
  • an object of the present invention is to provide a multilayer glass and an optical device that can suppress the occurrence of disconnection of electrical wiring.
  • a multilayer glass includes a pair of glass plates arranged to face each other, and a spacing member provided in an annular shape to form an interval between the pair of glass plates. And an electrode wiring provided on at least one of the pair of glass plates so as to overlap a part of the ring, and a protection portion that covers the electrode wiring to protect the electrode wiring from the spacing material.
  • the occurrence of disconnection of the electrical wiring can be suppressed.
  • FIG. 1 is a perspective view showing an optical device according to Embodiment 1 of the present invention.
  • FIG. 2 is a plan view showing the optical device according to Embodiment 1 of the present invention.
  • FIG. 3 is a cross-sectional view showing a portion where the spacer and the electrode wiring of the optical device according to Embodiment 1 of the present invention overlap.
  • FIG. 4 is a cross-sectional view showing the spacer of the optical device according to Embodiment 1 of the present invention.
  • FIG. 5 is a cross-sectional view showing a spacer of the optical device according to the modification of the first embodiment of the present invention.
  • FIG. 6 is a cross-sectional view showing a portion where the spacer and the electrode wiring of the optical device according to Embodiment 2 of the present invention overlap.
  • FIG. 7 is a cross-sectional view showing a spacer of the optical device according to Embodiment 2 of the present invention.
  • FIG. 8A is a cross-sectional view showing an optical device according to a variation of Embodiment 2 of the present invention.
  • FIG. 8B is a cross-sectional view showing an optical device according to another variation of Embodiment 2 of the present invention.
  • FIG. 8C is a cross-sectional view showing an optical device according to another variation of Embodiment 2 of the present invention.
  • FIG. 9 is a plan view showing an optical device according to Embodiment 3 of the present invention.
  • FIG. 10 is a cross-sectional view showing a part of the optical device according to Embodiment 3 of the present invention.
  • FIG. 11 is a plan view showing the shape of the recess of the spacing member provided in the optical device according to Embodiment 3 of the present invention.
  • FIG. 12 is a plan view showing the positional relationship between the spacer and the electrode wiring of the optical device according to the modification of the embodiment of the present invention.
  • FIG. 1 is a perspective view showing an optical device 100 (and multi-layer glass 1) according to the present embodiment.
  • FIG. 2 is a plan view showing the optical device 100 (and the multilayer glass 1) according to the present embodiment.
  • the internal structure of the optical device 100 is schematically shown by shading.
  • FIG. 3 is a cross-sectional view showing a portion where the spacer 30 and the electrode wiring 40 of the optical device 100 (and the multi-layer glass 1) according to the present embodiment overlap. Specifically, FIG. 3 shows a cross section taken along line III-III shown in FIG. More specifically, FIG. 3 shows a cross section along the electrode wiring 40 included in the optical device 100.
  • FIG. 4 is a cross-sectional view showing the spacer 30 of the optical device 100 (and the multi-layer glass 1) according to the present embodiment. Specifically, FIG. 4 shows a cross section taken along line IV-IV shown in FIG.
  • the direction orthogonal to the main surface of the optical device 100 (that is, the thickness direction of the optical device 100) is the Z-axis direction, and two directions parallel to the main surface of the optical device 100 and orthogonal to each other are the X-axis.
  • Direction and Y-axis direction are the directions orthogonal to the main surface of the optical device 100 (that is, the thickness direction of the optical device 100) is the Z-axis direction, and two directions parallel to the main surface of the optical device 100 and orthogonal to each other are the X-axis.
  • Direction and Y-axis direction is the direction orthogonal to the main surface of the optical device 100.
  • the optical device 100 includes a multilayer glass 1 and an optical element 20.
  • the multilayer glass 1 includes a pair of glass plates 10 and 11, a spacing material 30, an electrode wiring 40, a protective film 50, and a sealing material 60.
  • the optical device 100 can be used for windows of buildings and vehicles, for example.
  • the optical device 100 includes the optical element 20 to realize a function such as light emission or light control. That is, the optical device 100 can be used as a so-called smart window.
  • the glass plate 10 and the glass plate 11 have translucency and transmit at least part of visible light.
  • the glass plate 10 and the glass plate 11 are transparent flat plates formed from, for example, soda glass or non-alkali glass.
  • the glass plate 10 and the glass plate 11 are arrange
  • interval of the glass plate 10 and the glass plate 11 is 6 mm, for example.
  • the glass plate 10 and the glass plate 11 have substantially the same shape and substantially the same size, and are arranged so as to overlap each other in plan view as shown in FIG.
  • the “plan view” means a case where the optical device 100 (and the multi-layer glass 1) is viewed from the front. Specifically, the “plan view” means a case where the main surfaces (surfaces having the largest areas) of the glass plate 10 and the glass plate 11 are viewed from the front, that is, when viewed in the Z-axis direction.
  • the planar shape of the glass plate 10 and the glass plate 11 is a rectangle, but may be a square or other polygons, or a circle or an ellipse.
  • the glass plate 10 and the glass plate 11 are not limited to flat plates but may be curved plates.
  • an internal space 12 (intermediate layer) is formed between the glass plate 10 and the glass plate 11.
  • the internal space 12 is a space surrounded by the glass plate 10 and the glass plate 11 and the spacing material 30.
  • the internal space 12 is filled with, for example, a gas having a low thermal permeability.
  • the gas having a low thermal permeability is, for example, dry air or an inert gas such as argon.
  • the optical element 20 is disposed in the internal space 12.
  • optical element 20 is sealed with a pair of glass plate 10 and glass plate 11, and a spacing material 30. Specifically, the optical element 20 is disposed in the internal space 12.
  • the optical element 20 is connected to the electrode wiring 40.
  • the optical element 20 includes one or more electrodes (for example, an anode and a cathode).
  • An electrode wiring 40 is connected to each of the one or more electrodes.
  • the optical element 20 is an element that can change optical characteristics by supplying power. Specifically, the optical element 20 performs self light emission or light control.
  • the dimming is, for example, changing light transmittance (visible light), reflectance, refractive index, scattering property, and the like.
  • the optical element 20 is an organic EL (Electroluminescence) element.
  • the optical element 20 is a liquid crystal or an electrochromic element.
  • a plurality of optical elements 20 may be arranged in the internal space 12.
  • the spacing material 30 forms a gap between the pair of glass plates 10 and the glass plate 11. That is, the spacing member 30 is a member that keeps a constant distance between the glass plate 10 and the glass plate 11. The spacer 30 forms the internal space 12 between the glass plate 10 and the glass plate 11 by separating the glass plate 10 and the glass plate 11 from each other.
  • the spacing material 30 is provided between the glass plate 10 and the glass plate 11. As shown in FIG. 2, the spacer 30 is provided in an annular shape in plan view. In this Embodiment, the planar view shape of the spacer 30 is a shape along the periphery of the glass plate 10 (or glass plate 11). Specifically, the spacing member 30 is a substantially rectangular frame body along the circumference of the glass plate 10. The spacing member 30 may be formed by combining four substantially linear members (spacers) and four corner members.
  • the spacer 30 is a cylindrical spacer.
  • the spacer 30 includes a hollow member 31 and a desiccant 32 as shown in FIG.
  • the hollow member 31 and the desiccant 32 are not shown, but only the spacing material 30 is shown.
  • the hollow member 31 is formed of a metal material such as aluminum, for example.
  • the hollow member 31 is, for example, a substantially rectangular tubular frame. Although not shown, the hollow member 31 is bonded to the glass plate 10 and the glass plate 11 with an adhesive.
  • the desiccant 32 is filled in the hollow member 31 (hollow space).
  • the desiccant 32 for example, particulate materials such as silica gel and zeolite can be used. Thereby, it is possible to suppress moisture from entering the internal space 12.
  • the hollow member 31 is provided with a through hole (not shown) that communicates the hollow space and the internal space 12. Thereby, the moisture that has entered the internal space 12 can be absorbed by the desiccant 32.
  • the electrode wiring 40 is a wiring for supplying power to the optical element 20. One end of the electrode wiring 40 is connected to the optical element 20, and the other end is connected to a drive circuit (or power supply circuit) for driving the optical element 20.
  • the electrode wiring 40 connects the internal space 12 and the outside of the optical device 100. It is provided to do. That is, the electrode wiring 40 is provided on at least one of the pair of glass plates 10 and 11 so as to overlap a part of the ring.
  • the ring is a virtual ring represented by the shape of the spacer 30 in plan view.
  • the electrode wiring 40 is provided so as to overlap a part of the spacer 30 in a plan view. Specifically, as shown in FIG. 2, the electrode wiring 40 overlaps at the corner portion of the spacing material 30.
  • the electrode wiring 40 is a wiring layer formed on at least one of the pair of glass plates 10 and the glass plate 11.
  • the electrode wiring 40 is formed from a metal film such as silver or copper, or a conductive oxide film such as indium tin oxide (ITO).
  • ITO indium tin oxide
  • a paste containing an electrode material such as silver is applied to the main surface of the glass plate 10, or a metal film or a conductive oxide film is formed by a vapor deposition method or a sputtering method.
  • the electrode wiring 40 can be formed by patterning.
  • the film thickness of the electrode wiring 40 is, for example, 50 nm to 50 ⁇ m.
  • the electrode wiring 40 is connected to the optical element 20 at two locations. Thereby, the voltage drop in the surface of the optical element 20 can be suppressed, and the in-plane uniformity of the optical element 20 can be improved.
  • the optical device 100 may include a plurality of electrode wirings 40.
  • the plurality of electrode wirings 40 supply different electric powers to the optical element 20, for example.
  • the optical device 100 may include two electrode wirings 40. At this time, for example, one of the two electrode wirings 40 is connected to the anode (positive electrode) of the optical element 20 and the other is connected to the cathode (negative electrode) of the optical element 20.
  • the protective film 50 is an example of a protective unit that covers the electrode wiring 40 to protect the electrode wiring 40 from the spacing material 30.
  • the protective film 50 is provided so as to contact and cover the electrode wiring 40 in a portion where the electrode wiring 40 and the spacing material 30 overlap.
  • the protective film 50 suppresses the application of a strong load from the spacer 30 to the electrode wiring 40. Specifically, the protective film 50 disperses the load applied from the spacer 30 and suppresses the electrode wiring 40 from being applied with a strong load that causes disconnection.
  • the protective film 50 is provided along the electrode wiring 40.
  • the protective film 50 is provided in a linear shape as shown in FIGS. Note that the protective film 50 may be provided not only in the portion where the electrode wiring 40 and the spacing material 30 overlap, but also in the portion where the electrode wiring 40 and the sealing material 60 overlap. Alternatively, the protective film 50 may cover the entire electrode wiring 40.
  • the protective film 50 is formed of a resin material such as an acrylic resin or an epoxy resin, for example.
  • the protective film 50 can be formed by applying a resin material on the electrode wiring 40 using a discharge device such as a dispenser and curing the applied resin material.
  • the thickness of the protective film 50 is, for example, several ⁇ m to 500 ⁇ m.
  • the protective film 50 has an insulating property, for example. Thereby, the electrical insulation with the electrode wiring 40 and the spacer 30 (hollow member 31) is securable. In addition, when it is not necessary to ensure insulation with the electrode wiring 40 and the spacing material 30, the protective film 50 may have electroconductivity.
  • the protective film 50 covers the upper surface and the side surface of the electrode wiring 40, but is not limited thereto.
  • the protective film 50 may cover only the upper surface of the electrode wiring 40.
  • the protective film 50 may be formed of an inorganic material such as a silicon oxide film or a silicon nitride film.
  • a silicon nitride film is formed on a metal film formed on the glass plate 10, and the silicon nitride film and the metal film are patterned. Thereby, the electrode wiring 40 and the protective film 50 can be formed.
  • the sealing material 60 is a resin material used for enhancing the sealing performance of the internal space 12. As shown in FIGS. 2 and 3, the sealing material 60 is provided so as to cover the outside of the spacing material 30 (the side opposite to the internal space 12). The sealing material 60 is provided along the planar view shape of the spacing material 30. Specifically, the sealing material 60 is provided in an annular shape in plan view.
  • the sealing material 60 has, for example, insulation and adhesiveness.
  • a photocurable, thermosetting, or two-component curable adhesive resin such as an epoxy resin, an acrylic resin, or a silicone resin can be used.
  • the sealing material 60 is, for example, butyl rubber.
  • the multilayer glass 1 and the optical device 100 are formed by laminating the glass plate 10 and the glass plate 11 with the spacer 30 interposed therebetween. At this time, the electrode wiring 40 is sandwiched between the spacer 30 and the glass plate 10. Thereby, a load is applied to the electrode wiring 40 from the spacer 30.
  • the electrode wiring 40 When the electrode wiring 40 is exposed (that is, when the protective film 50 is not provided), the electrode wiring 40 may be disconnected by a load applied from the spacer 30.
  • the multi-layer glass 1 includes a pair of glass plates 10 and 11 that are disposed to face each other, and a pair of glass plates 10 and glass plates 11 that are provided in an annular shape.
  • the electrode member 40 is formed by covering the electrode member 40 and the electrode member 40 that is provided on at least one of the pair of the glass plate 10 and the glass plate 11 so as to overlap a part of the ring.
  • a protection unit that protects 40 from the spacer 30.
  • the optical device 100 according to the present embodiment includes the multilayer glass 1, the pair of glass plates 10, the glass plate 11, and the spacing member 30, and the optical element 20 connected to the electrode wiring 40. Prepare.
  • the protection part which protects the electrode wiring 40 from the spacing material 30 is provided, generation
  • the protection unit suppresses the load applied from the spacer 30 from being applied to the electrode wiring 40 as it is.
  • the electrode wiring 40 is provided so as to overlap with a part of the spacing material 30, and the protection unit covers and covers the electrode wiring 40 in a portion where the electrode wiring 40 and the spacing material 30 overlap.
  • the protective film 50 is provided on the surface.
  • the protective film 50 is provided in the portion where the electrode wiring 40 and the spacing material 30 overlap, the occurrence of disconnection of the electrode wiring 40 can be suppressed. That is, since the protective film 50 disperses the load applied to the electrode wiring 40 from the spacing material 30, it is possible to suppress a strong load that causes disconnection from being applied to the electrode wiring 40.
  • the spacer 30 is a cylindrical spacer.
  • the spacer 30 is a cylindrical spacer, a stronger load may be applied to the electrode wiring 40.
  • a square cylindrical spacer is often used as shown in FIG. Therefore, there is a possibility that the load concentrates on the corner portion of the spacer 30 and the electrode wiring 40 is more likely to be disconnected. For this reason, by providing the protective film 50, the occurrence of disconnection of the electrode wiring 40 can be more effectively suppressed as compared to the case where the protective film 50 is not provided.
  • the electrode wiring 40 is a wiring layer formed on at least one of the pair of glass plates 10 and the glass plate 11.
  • the electrode wiring 40 is a wiring layer, the electrode wiring 40 is weaker than the externally applied force than the covered wire such as a lead wire, and is easily disconnected. Therefore, by providing the protective film 50, the occurrence of disconnection of the electrode wiring 40 can be more effectively suppressed as compared to the case where the protective film 50 is not provided.
  • the spacing material 30 may be an adhesive containing granular spacers.
  • FIG. 5 is a cross-sectional view showing a spacing member 30a according to this modification.
  • the spacer 30a includes a granular spacer 31a and an adhesive 32a.
  • the granular spacer 31 a is a particle for forming a gap between the pair of glass plates 10 and the glass plate 11.
  • the granular spacer 31a is glass beads, resin beads, silica particles, or the like.
  • a plurality of granular spacers 31a are included in the adhesive 32a.
  • the plurality of granular spacers 31a are spheres having substantially the same diameter.
  • the adhesive 32 a is a member that bonds the glass plate 10 and the glass plate 11 in order to seal the internal space 12.
  • the adhesive 32a is provided in an annular shape in plan view. Specifically, the adhesive 32 a is formed in a frame shape along the circumference of the pair of glass plates 10 and the glass plate 11.
  • a photocurable, thermosetting, or two-component curable adhesive resin such as an epoxy resin, an acrylic resin, or a silicone resin can be used.
  • the spacing member 30a in the present modification is provided on the glass plate 10 (or the glass plate 11) using a discharge device such as a dispenser, for example. At this time, the position where the granular spacer 31a is arranged cannot be controlled.
  • the electrode wiring 40 and the granular spacer 31a may overlap each other.
  • the electrode wiring 40 may be disconnected by the granular spacer 31a as in the first embodiment.
  • the protective film 50 is provided so as to cover the electrode wiring 40, the load applied from the granular spacer 31a can be dispersed, Disconnection of the electrode wiring 40 can be suppressed.
  • the multi-layer glass and the optical device according to the present embodiment include a spacing material different from that of the first embodiment.
  • the spacing member according to the present embodiment will be described, and the other configurations are the same as those in the first embodiment, and therefore the description may be simplified or omitted.
  • FIG. 6 is a cross-sectional view showing a portion where the spacing member 230 and the electrode wiring 40 of the optical device 200 (and the multi-layer glass 2) according to the present embodiment overlap. 6 corresponds to a cross section taken along line IV-IV shown in FIG.
  • the optical device 200 includes a recess 233 as a protection unit that protects the electrode wiring 40 from the spacing material 230.
  • the recess 233 is provided in the spacing material 230 at a portion where the electrode wiring 40 and the spacing material 230 overlap in plan view.
  • the concave portion 233 is provided in a linear shape along the electrode wiring 40, for example.
  • the cross-sectional shape of the recess 233 is, for example, a rectangle as shown in FIG. 6, but is not limited thereto.
  • the cross-sectional shape of the recess 233 may be a semicircle or any shape.
  • FIG. 7 is a cross-sectional view showing the spacer 230 of the optical device 200 according to the present embodiment. Specifically, FIG. 7 shows a cross section taken along line IV-IV shown in FIG.
  • the spacing member 230 includes a hollow member 231 and a desiccant 32.
  • the hollow member 231 is made of a metal material such as aluminum, for example.
  • the hollow member 231 is, for example, a substantially rectangular tubular frame.
  • the hollow member 231 is provided with a recess 233. That is, the recessed part 233 is formed because a part of side surface of the hollow member 231 is dented inward (hollow space side).
  • the hollow member 231 having the recess 233 is formed, for example, by pressing an aluminum plate material. Alternatively, the hollow member 231 may be formed by extrusion or the like.
  • the electrode wiring 40 is provided so as to overlap a part of the spacing material 230, and the protection portion is a portion where the electrode wiring 40 and the spacing material 230 overlap.
  • the recess 233 is provided in the spacer 230.
  • the electrode wiring 40 and the spacer 230 are not in contact with each other as shown in FIG. Since the electrode wiring 40 and the spacing material 230 do not contact each other, a load from the spacing material 230 is not applied to the electrode wiring 40. Therefore, occurrence of disconnection of the electrode wiring 40 can be suppressed.
  • a protective film 50 may be provided on the electrode wiring 40 as in the first embodiment.
  • FIG. 8A is a cross-sectional view showing an optical device 200a (and multi-layer glass 2a) according to a modification of the present embodiment.
  • FIG. 8A corresponds to a cross section taken along line IV-IV shown in FIG.
  • the optical device 200a is different from the optical device 200 shown in FIG. 6 in that a protective film 50 is further provided.
  • the spacer 230 is disposed so that the recess 233 covers the electrode wiring 40 when the glass plate 10 and the glass plate 11 are bonded together. At this time, even if the spacing member 230 comes into contact with the electrode wiring 40, the pressing force is hardly applied to the electrode wiring 40 by providing the protective film 50. Therefore, occurrence of disconnection of the electrode wiring 40 can be more effectively suppressed.
  • the gap may be filled with a protective film 50 as shown in FIG. 8B.
  • FIG. 8B is a cross-sectional view showing an optical device 200b (and multi-layer glass 2b) according to another modification of the present embodiment.
  • FIG. 8B corresponds to a cross section taken along line IV-IV shown in FIG.
  • the protective film 50 is provided so as to cover the electrode wiring 40 and fill the recess 233. Thereby, since the space
  • FIG. 8B the protective film 50 is provided so as to cover the electrode wiring 40 and fill the recess 233.
  • electrode wiring 40 and the recess 233 may be in direct contact without providing the protective film 50.
  • the protection portion may be a separation space 233c as shown in FIG. 8C instead of the recess 233. That is, the protection part may be the separation space 233c from which the spacer 230 is separated.
  • FIG. 8C is a cross-sectional view showing an optical device 200c (and multi-layer glass 2c) according to another modification of the present embodiment.
  • FIG. 8C corresponds to a cross section taken along line IV-IV shown in FIG.
  • the spacer 230c has a separation space 233c.
  • the spacing material 230c is separated. That is, as in the example illustrated in FIG. 2, the spacing member 230 c is provided in an annular shape, but is not provided over the entire circumference, but is partially separated.
  • the separated part of the spacer 230 c is a separation space 233 c and is a protection part of the electrode wiring 40.
  • the electrode wiring 40 does not overlap with the annularly spaced spacer 230c in plan view.
  • the electrode wiring 40 is provided so as to intersect a virtual ring along the spacing member 230c. Specifically, the electrode wiring 40 is disposed in the separation space 233c formed by the separation material 230c separating.
  • the electrode wiring 40 is not in contact with the spacer 230c. Since the electrode wiring 40 and the spacing material 230c do not contact each other, the load from the spacing material 230c is not applied to the electrode wiring 40. Therefore, occurrence of disconnection of the electrode wiring 40 can be suppressed.
  • FIG. 9 is a plan view of the optical device 300 (and the multilayer glass 3) according to the present embodiment.
  • FIG. 10 is a cross-sectional view showing a portion where the spacer 330 and the electrode wiring 340 of the optical device 300 (and the multi-layer glass 3) according to the present embodiment overlap. Specifically, FIG. 10 shows a cross section taken along line XX shown in FIG. More specifically, FIG. 10 shows a cross section along the electrode wiring 340 included in the optical device 300.
  • the optical device 300 according to the present embodiment is different from the optical device 100 according to the first embodiment in that the spacing material 330, the electrode wiring 340, and the protective film are used instead of the spacing material 30, the electrode wiring 40, and the protective film 50.
  • the difference is that 350 is provided. Below, it demonstrates centering on a different point from Embodiment 1 or 2.
  • FIG. 1 illustrates centering on a different point from Embodiment 1 or 2.
  • the spacing member 330 forms a gap between the pair of glass plates 10 and the glass plate 11.
  • the spacing member 330 is provided with a recess 333.
  • the function and material of the spacer 330 are the same as those of the spacer 230 according to the second embodiment, for example. That is, the spacing material 330 is a cylindrical spacer, like the spacing material 230. Details of the recess 333 will be described later with reference to FIG.
  • Part of the electrode wiring 340 is provided along the ring.
  • the ring is a virtual ring represented by the shape of the spacing member 330 in plan view. Specifically, a part of the electrode wiring 340 is linearly provided along the spacer 330 as shown in FIGS. 9 and 10. More specifically, a part of the electrode wiring 340 is covered with a linear recess 333 provided in the spacing member 330.
  • the function and material of the electrode wiring 340 are the same as the electrode wiring 40, for example.
  • the protective film 350 is provided so as to cover the electrode wiring 340 along the electrode wiring 340. Specifically, the protective film 350 is provided so as to fill the concave portion 333 provided in the spacing member 330.
  • the planar view shape of the protective film 350 is substantially the same as the planar view shape of the recess 333. For example, the cross section orthogonal to the elongate direction of the electrode wiring 340 and the protective film 350 becomes the same as that of FIG. 8B.
  • FIG. 11 is a plan view showing the shape of the recess 333 of the spacer 330 provided in the optical device 300 according to the present embodiment. Specifically, FIG. 11 shows only the spacing member 330 in the region XI indicated by the one-dot chain line in FIG.
  • the recess 333 is a linear recess along a part of the ring. Specifically, the recess 333 is provided so as to communicate the internal space 12 and the outside of the optical device 300 along the electrode wiring 340.
  • the recess 333 is arranged so that the internal space 12 and the outside of the optical device 300 do not communicate with each other at the shortest distance.
  • the recess 333 is provided in a polygonal line shape, not a straight line connecting the internal space 12 and the outside of the optical device 300.
  • the concave portion 333 has a first short portion 333a, a second short portion 333b, and a long portion 333c.
  • the first short part 333 a is a part that communicates the long part 333 c with the outside of the optical device 300.
  • the first short portion 333 a is provided at a corner portion of the spacing member 330.
  • the first short portion 333a is a portion corresponding to an entrance when moisture enters the internal space 12 from the outside.
  • the second short part 333b is a part that connects the long part 333c and the internal space 12.
  • the second short part 333b is a part corresponding to an outlet when moisture enters the internal space 12 from the outside.
  • the recessed part 333 has the two 2nd short parts 333b, you may have only the 2nd short part 333b. At this time, as the distance from the first short part 333a (that is, the distance from the long part 333c) to the second short part 333b is long, the infiltration of moisture can be delayed.
  • the longitudinal portion 333c is a portion that is long in the direction along the ring of the spacer 330 (for example, the X-axis direction in FIG. 11). The longer the distance in the longitudinal direction of the longitudinal portion 333c, the longer the distance between the outside and the internal space 12.
  • the longitudinal portion 333 c is provided at a position farther from the internal space 12 with reference to the center line of the spacer 330 (the chain line shown in FIG. 11).
  • the length of the 2nd short part 333b can be lengthened, and the penetration
  • the recess 333 is a linear recess along a part of the ring.
  • the shorter the distance between the outside and the internal space 12 the easier the moisture enters from the outside. Therefore, the penetration of moisture from the outside can be suppressed by increasing the distance between the outside and the internal space 12.
  • the recess 333 is linearly provided along the ring (specifically, the spacing member 330), the distance between the outside and the internal space 12 can be increased. Thereby, the penetration
  • the spacing member 330 is provided with a recess 333 as a protection portion so that the electrode wiring 340 and the spacing member 330 do not come into contact with each other, the disconnection of the electrode wiring 340 is prevented as in the first and second embodiments. Occurrence can be suppressed.
  • FIG. 12 is a plan view showing the positional relationship between the spacer 30a and the electrode wiring 40 of the optical device according to this modification.
  • the example in which the adhesive 32a containing the granular spacer 31a is used as the spacing material has been described.
  • the electrode wiring 40 may be disconnected. Therefore, in the example illustrated in FIG. 5, the protective film 50 that protects the electrode wiring 40 is provided. .
  • the electrode wiring 40 is provided in the separation space 33c of the spacer 30a.
  • the separation space 33 c is filled with the sealing material 430.
  • production of the disconnection of the electrode wiring 40 can be suppressed, and it can suppress that a water
  • the sealing material 430 the same material as the adhesive agent 32a can be used, for example.
  • the sealing material 430 may be provided not only in the separation space 33c but also in a length longer than the width of the spacing material 30a along the electrode wiring 40. Therefore, since the path
  • the spacing material 30a instead of the sealing material 430.
  • the spacing material 30a in the vicinity of the electrode wiring 40 may be thickened. Thereby, generation
  • the electrode wiring 40 may be a conductive metal wire whose surface is covered with an insulating coating material such as vinyl.
  • the electrode wiring 40 may be a lead wire such as a vinyl wire or an enameled wire.
  • the pair of glass plates 10 and the glass plate 11 may have different shapes.
  • the glass plate 10 may be a rectangular plate, and the glass plate 11 may be a circular plate.
  • one of the glass plate 10 and the glass plate 11 is disposed inside the other so as not to protrude outside the other in plan view.
  • the optical device 100 may include another device (for example, a heating element such as a heater) connected to the electrode wiring 40 instead of the optical element 20.
  • the embodiment can be realized by arbitrarily combining the components and functions in each embodiment without departing from the scope of the present invention, or a form obtained by subjecting each embodiment to various modifications conceived by those skilled in the art. Forms are also included in the present invention.
  • Multi-layer glass 10 11 Glass plate 20 Optical element 30, 30a, 230, 230c, 330 Spacing material 31, 231 Hollow member 31a Granular spacer 32a Adhesive 33c, 233c Separation space 40, 340 Electrode wiring 50, 350 Protective film 100, 200, 200a, 200b, 200c, 300 Optical device 233, 333 Recess

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Electroluminescent Light Sources (AREA)
  • Securing Of Glass Panes Or The Like (AREA)

Abstract

L'invention concerne un double vitrage (1), pourvu : d'une paire constituée par une plaque de verre (10) et une plaque de verre (11), qui sont disposées l'une en face de l'autre; d'un élément de séparation (30) qui se trouve dans une forme analogue à un anneau, dans le but de former un espace entre la paire constituée par la plaque de verre (10) et la plaque de verre (11); et d'un fil de câblage (40) d'électrode qui est disposé sur au moins l'une de la paire constituée par la plaque de verre (10) et la plaque de verre (11) de manière à chevaucher une partie de l'anneau; et un film de protection (50) qui protège le fil de câblage (40) d'électrode de l'élément de séparation (30) par le recouvrement du fil de câblage (40) d'électrode.
PCT/JP2016/000243 2015-01-28 2016-01-19 Double vitrage et dispositif optique WO2016121331A1 (fr)

Applications Claiming Priority (2)

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JP2015014671A JP2016138022A (ja) 2015-01-28 2015-01-28 複層ガラス及び光学デバイス
JP2015-014671 2015-01-28

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WO (1) WO2016121331A1 (fr)

Cited By (7)

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Publication number Priority date Publication date Assignee Title
US9897888B2 (en) 2010-12-08 2018-02-20 View, Inc. Spacers for insulated glass units
US9910336B2 (en) 2010-12-08 2018-03-06 View, Inc. Spacers and connectors for insulated glass units
US9958750B2 (en) 2010-11-08 2018-05-01 View, Inc. Electrochromic window fabrication methods
US10975612B2 (en) 2014-12-15 2021-04-13 View, Inc. Seals for electrochromic windows
US11067869B2 (en) 2009-12-22 2021-07-20 View, Inc. Self-contained EC IGU
US11314139B2 (en) 2009-12-22 2022-04-26 View, Inc. Self-contained EC IGU
US12025900B2 (en) 2020-11-20 2024-07-02 View, Inc. Spacers and connectors for insulated glass units

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6696025B1 (ja) * 2019-04-22 2020-05-20 信越エンジニアリング株式会社 貼合デバイスの貼り合わせ装置及び貼り合わせ方法並びに貼合デバイス
WO2021100325A1 (fr) * 2019-11-20 2021-05-27 Ａｇｃ株式会社 Élément de fixation de câble, verre multicouche et procédé de production pour verre multicouche

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Publication number Priority date Publication date Assignee Title
US11927866B2 (en) 2009-12-22 2024-03-12 View, Inc. Self-contained EC IGU
US11067869B2 (en) 2009-12-22 2021-07-20 View, Inc. Self-contained EC IGU
US11314139B2 (en) 2009-12-22 2022-04-26 View, Inc. Self-contained EC IGU
US9958750B2 (en) 2010-11-08 2018-05-01 View, Inc. Electrochromic window fabrication methods
US9910336B2 (en) 2010-12-08 2018-03-06 View, Inc. Spacers and connectors for insulated glass units
US10444589B2 (en) 2010-12-08 2019-10-15 View, Inc. Spacers and connectors for insulated glass units
US10782583B2 (en) 2010-12-08 2020-09-22 View, Inc. Spacers for insulated glass units
US10901286B2 (en) 2010-12-08 2021-01-26 View, Inc. Spacers and connectors for insulated glass units
US9897888B2 (en) 2010-12-08 2018-02-20 View, Inc. Spacers for insulated glass units
US11960189B2 (en) 2010-12-08 2024-04-16 View, Inc. Spacers for insulated glass units
US11740528B2 (en) 2010-12-08 2023-08-29 View, Inc. Spacers for insulated glass units
US10975612B2 (en) 2014-12-15 2021-04-13 View, Inc. Seals for electrochromic windows
US11555346B2 (en) 2014-12-15 2023-01-17 View, Inc. Seals for electrochromic windows
US12025900B2 (en) 2020-11-20 2024-07-02 View, Inc. Spacers and connectors for insulated glass units

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