WO2023096751A1 - Stratifié de verre à capteur intégré et procédés associés - Google Patents

Stratifié de verre à capteur intégré et procédés associés Download PDF

Info

Publication number
WO2023096751A1
WO2023096751A1 PCT/US2022/049400 US2022049400W WO2023096751A1 WO 2023096751 A1 WO2023096751 A1 WO 2023096751A1 US 2022049400 W US2022049400 W US 2022049400W WO 2023096751 A1 WO2023096751 A1 WO 2023096751A1
Authority
WO
WIPO (PCT)
Prior art keywords
glass
backer
glass laminate
lighting element
laminate
Prior art date
Application number
PCT/US2022/049400
Other languages
English (en)
Inventor
Cheol Hee Park
Seung-Yong Park
Original Assignee
Corning Incorporated
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Corning Incorporated filed Critical Corning Incorporated
Publication of WO2023096751A1 publication Critical patent/WO2023096751A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
    • B32B17/10018—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising only one glass sheet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/061—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
    • B32B17/10082—Properties of the bulk of a glass sheet
    • B32B17/10119—Properties of the bulk of a glass sheet having a composition deviating from the basic composition of soda-lime glass, e.g. borosilicate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10165—Functional features of the laminated safety glass or glazing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/732—Dimensional properties
    • B32B2307/737—Dimensions, e.g. volume or area
    • B32B2307/7375—Linear, e.g. length, distance or width
    • B32B2307/7376—Thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • B32B2457/206—Organic displays, e.g. OLED

Definitions

  • the present disclosure is directed towards various embodiments of glass laminates having sensors configured within the backer material and having an image printed on the inner glass surface of the glass laminate, such that the laminate, as manufactured and/or as -installed is configured with a decorative feature covering a backer configured to retain at least one sensor, where the sensor is configured to be actuated via the outer glass surface of the glass laminate.
  • BACKGROUND [003] Incorporating force sensors into architectural products is challenging. Conventional interior panels and lightings installation is limited due to technical issues, like embedding lightings and electric circuits and devices inside the panels, although lightings are getting thinner and lighter as LED and OLED lightings are developed.
  • the present disclosure is directed towards embodiments having electronic or optoelectronic functionality incorporated into a glass laminate.
  • sensors and/or their accessories e.g. wiring, electronic control system components
  • the backer such that the appearance of at least one outer glass surface of the glass laminate retains aesthetic appeal for architectural, automotive and other uses.
  • a glass laminate comprising: a thin glass layer having an inner surface and an outer surface, wherein the inner surface comprises a printed layer thereon; a backer comprising: a body, a touch sensor, and a lighting element, wherein the body is configured such that at least a portion of the touch sensor and lighting element are retained therein; and an adhesive, configured to attach the thin glass layer via the printed layer on the inner surface to an upper surface of the backer.
  • the glass laminate includes: printed thin glass sheet is affixed on the backer (e.g. back plate) which is configured with embedded lighting element(s) and touch sensor(s). Lighting elements are controllable via touch sensor(s).
  • the printed layer includes decorations, designs, patterns, and/or text, printed directly on the inner portion of the glass sheet.
  • glass layer and backer effectively seal the electrical components within the glass laminate.
  • the glass sheet has a thin enough cross-sectional thickness (i.e. distance from outer surface to inner surface) to enable a signal to travel from the outer surface of the glass (i.e. with a sensor input) to impart a signal generation on the touch sensor.
  • the printed layer is at least thick enough to cover the observational view of the lighting element(s), and/or touch sensor(s), when viewed from the outer surface of the glass layer. It has been found that the cross-sectional thickness of the printed layer is under 100 um, then the back plate and the shape of lightings and touch sensor shapes are visible through the glass sheet and the printed layer, providing a poor aesthetic to the glass laminate.
  • an adhesive layer is configured to attach the printed glass layer onto the backer.
  • pressure sensitive adhesive PSA
  • the PSA has at a sufficient cross-sectional thickness to prevent waviness in the glass plate once it’s installed on the backer (e.g.
  • the lighting element(s) and sensor(s) do not always retain fully below the surface of the backer, they can sit a little higher, resulting in waviness of the glass layer (which may contribute to breaking and/or reduced aesthetics in the glass laminate).
  • the backer is selected from metal (e.g. aluminum and/or surface-treated aluminum), ceramic, plastic, wood, polymer.
  • metals and/or ceramics are the backer, which can contribute dot increased stability and/or reliability and/or quality in humid environments.
  • the backer While wood and/or polymer materials can be utilized in some embodiments as backer materials, asymmetric moisture absorption can happen over time and exposure to sufficiently high humidity and/or moisture levels, which can attribute to warp and/or failure of the glass laminate in the long term.
  • the back plate metals or ceramics are required for stable reliability quality. If the back plate is made of wood-bas materials and/or plastic(polymer) materials, the panel will show asymmetric moisture absorption on the glass side and the back plate side, which can lead warp and failure of the panel in a long term reliability test.
  • the backer has a cross-sectional thickness of around 2 mm. In some embodiments, the backer is thicker than 2 mm.
  • the backer is not greater than 10 mm. In some embodiments, the backer is between about 2 mm and 5 mm thick.
  • a substrate can be utilized, where the substrate is configured as a form factor to support and protect the glass laminate.
  • the backer and/or substrate are configured with attachment members, configured to attach the glass laminate to an installation surface.
  • the printed layer is deposed on the inner surface of the glass layer by screen printing.
  • the thin glass layer has a cross-sectional thickness of a cross sectional thickness of 0.1 mm to 1.5 mm. [0014] In some embodiments, the thin glass layer has a cross-sectional thickness of a cross sectional thickness of 0.2 mm to 1 mm. [0015] In some embodiments, the thin glass layer has a cross-sectional thickness of a cross sectional thickness of 0.3 mm to 0.7 mm. [0016] In some embodiments, the thin glass layer is a fusion formed glass. [0017] In some embodiments, the glass layer includes an inorganic glass.
  • the glass is an aluminosilicate glass, a borosilicate glass, an alkaline earth boro-alumino silicate glass, or a aluminoborosilicate glass.
  • the backer is composed of a metal, metal alloy, ceramic, or combinations thereof.
  • the backer comprises an aluminum alloy.
  • the backer comprises an anodized aluminum alloy.
  • the backer has a cross-sectional thickness of at least 0.2 mm to not greater than 10 mm.
  • the lighting element is an OLED or LED lighting element.
  • the touch sensor is a capacity sensor or a pressure sensor.
  • the printed layer has a cross-sectional thickness of at least 100 microns to not greater than 500 microns.
  • the printed layer has a cross-sectional thickness of at least 150 microns to not greater than 300 microns.
  • the backer further comprises an electronic control unit retained in the backer.
  • the backer further comprises a power source unit retained in the backer.
  • the backer further comprises a battery retained in the backer
  • wherein the glass laminate is an architectural product.
  • the glass laminate is an automotive product.
  • a method of making a glass laminate comprising: configuring at least one lighting element, at least one touch sensor into a backer, wherein the lighting element and touch sensor are configured in electrical communication with each other; positioning a thin glass sheet onto an outer surface of the backer to a printed glass layer, the printed glass layer including a printed layer attached to an inner surface of the glass layer; and laminating the printed glass layer onto the backer to create a glass laminate.
  • the configuring step further includes: configuring an electronic control system into the backer, wherein the electronic control system is configured to receive a signal from the touch sensor and direct a control signal to the touch sensor, wherein the control signal is configured to: turn the lighting element on, turn the lighting element off, adjust the lighting element to an increased brightness, and adjust the lighting element to a decreased brightness.
  • the method comprises, configuring a power source into the backer, wherein the power source is configured to be in electrical communication with the electronic control system and supply power to the electrical control system and/or one or more electrical components retained in the backer.
  • a method including: actuating a touch sensor embedded in a backer of a glass laminate; generating an electrical signal in response to the actuating step; and controlling a lighting element with the electrical signal to generate a response.
  • controlling comprises a response of: turning the lighting element on, turning the lighting element off, adjusting the lighting element to an increased brightness, and adjusting the lighting element to a decreased brightness.
  • Figure 1A-B depicts a schematic cross-sectional side views of an embodiment of a glass laminate configuration, in accordance with various embodiments of the present disclosure.
  • Figure 1A depicts a schematic cross-sectional side view of an embodiment of a glass laminate positioned adjacent to a substrate, where the glass laminate is configured to attach to the substrate, in accordance with various embodiments of the present disclosure.
  • Figure 1B depicts a schematic cross-sectional side view of an embodiment of the glass laminate with a close up of the adhesive in the laminate, in accordance with various embodiments of the present disclosure.
  • Figure 2A-B depicts a schematic cross-sectional side views of another embodiment of a glass laminate configuration, in accordance with various embodiments of the present disclosure.
  • Figure 2A depicts a schematic cross-sectional side view of an embodiment of a glass laminate positioned adjacent to a substrate, where the glass laminate is configured to attach to the substrate, where the glass laminate additionally includes an electronic control system, in accordance with various embodiments of the present disclosure.
  • Figure 2B depicts a schematic cross-sectional side view of an embodiment of the glass laminate with a close up of the adhesive in the laminate, where the glass laminate additionally includes an electronic control system, in accordance with various embodiments of the present disclosure.
  • Figure 3A-B depicts a schematic cross-sectional side views of another embodiment of a glass laminate configuration, in accordance with various embodiments of the present disclosure.
  • Figure 3A depicts a schematic cross-sectional side view of an embodiment of a glass laminate positioned adjacent to a substrate, where the glass laminate is configured to attach to the substrate, where the glass laminate additionally includes an electronic control system, in accordance with various embodiments of the present disclosure.
  • Figure 3B depicts a schematic cross-sectional side view of an embodiment of the glass laminate with a close up of the adhesive in the laminate, where the glass laminate additionally includes an electronic control system and a power source, in accordance with various embodiments of the present disclosure.
  • Figure 4A through 4C depict photographs of an embodiment of a glass laminate prototype in accordance with one or more embodiments of the present disclosure.
  • Figure 5A through 5C depict photographs of another embodiment of a glass laminate prototype in accordance with one or more embodiments of the present disclosure.
  • Figure 6 depicts a flow chart of an embodiment of a method for controlling the lighting elements of a glass laminate, by directing signals from the touch sensor and generating a response in the lighting element, in accordance with the present disclosure.
  • DETAILED DESCRIPTION OF THE DRAWINGS [0051]
  • example embodiments disclosing specific details are set forth to provide a thorough understanding of various principles of the present disclosure. However, it will be apparent to one having ordinary skill in the art, having had the benefit of the present disclosure, that the present disclosure may be practiced in other embodiments that depart from the specific details disclosed herein.
  • the glass laminate 10 is positioned adjacent to the substrate 34.
  • the glass laminate 10 includes a thin glass layer 12 including an inner surface 14 and an outer surface 16.
  • the inner surface 14 has a printed layer 18 configured/attached thereon.
  • the printed layer 18 includes one or more of a decorative, design, text, images, and/or pattern elements in the printed layer.
  • the printed layer 18 can extend partially or completely over the backer. In some embodiments, the printed layer 18 is configured to extend at least over the electronic elements in the backer 20.
  • the thin glass layer 12 (sometimes called a glass sheet) is configured such that the printed layer 18 is adjacent to an upper surface of a backer 20.
  • the backer 20 is configured to retain at least: at least one lighting element 26 , at least one sensor (e.g. touch sensor 24), and electrical components (e.g. wiring) configured to connect the sensor 24 to the lighting element 26 (e.g. and the electronic control unit 30 and/or power source 32 (e.g. battery).)
  • Figures 2A and 2B differ from 1A and 1B in that the electronic control system 30 is retained within the backer 20, such that the glass laminate 10 is configured with an on board control system.
  • Figures 3A and 3C differ from 1a and 1B and 2A and 2B in that the electronic control system 30 and a power source 32 (depicted here as a battery), are housed/retained in the body 22 of the backer 20.
  • a power source 32 (depicted here as a battery)
  • Figure 4A through 4C various photographs of an embodied prototype are shown.
  • Figure 4A is a perspective top view, depicting the glass laminate 10 and wiring connecting the glass laminate 10 to the control system and power source 32 which are external to, and in electrical communication with, the sensor 24 and lighting element 26 of the glass laminate 10.
  • Figure 4B is a plan view of the outer surface 16 of the glass laminate 10, in which the printed layer 18, lighting element 26, and touch sensor 24 are visible through the thin glass layer 12.
  • Figure 4C depicts a close-up photograph of the backer 20, showing the pressure type touch sensor 24 with wiring directed towards the lighting element.
  • Figure 5A is a perspective top view, depicting the glass laminate 10 and wiring connecting the glass laminate 10 to the control system and power source 32 which are external to, and in electrical communication with, the sensor 24 and lighting element 26 of the glass laminate 10.
  • the outer surface 16 of the glass laminate 10 is transparent such that the printed layer 18, lighting element 26, and touch sensor 24 are visible through the thin glass layer 12.
  • Figure 5B is a perspective top view of the back of the glass laminate 10, showing the backer 20 the wiring that connects the touch sensor 24 to the lighting element 26, and the external electronic control system 30 and power source 32, in electrical communication with the touch sensors 24 and lighting element 26.
  • Figure 5C depicts a close- up photograph of the backer 20, showing the capacity type touch sensor 24 with wiring directed towards the lighting element 26.
  • a pressure event (imparting of a signal) on the touch sensor 24 retained under the thin glass layer 12 of the glass laminate 10, which actuates the touch sensor 24 to generate an electrical signal, which is directed from the touch sensor 10 to an electronic control system 30 (which may be housed in the body 22 of the backer 20 of the glass laminate 10 or retained physically separated, but in electrical communication with the touch sensor 10 and lighting element 26 of the glass laminate 10.
  • the electronic control system 30 generates a response signal that’s directed to the lighting element 26, to direct a result (e.g. turn on the lighting element 26, turn off the lighting element 26, or adjust the lighting element 24).

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne divers modes de réalisation d'un article en verre stratifié comportant un commutateur intégré en son sein et des procédés associés. L'invention concerne un stratifié de verre, comprenant : une couche de verre mince présentant une surface interne et une surface externe, la surface interne comprenant à sa surface une couche imprimée ; un support comprenant : un corps, un capteur tactile et un élément d'éclairage, le corps étant conçu de telle sorte qu'au moins une partie du capteur tactile et de l'élément d'éclairage sont retenus en son sein ; et un adhésif, conçu pour fixer la couche de verre mince par l'intermédiaire de la couche imprimée sur la surface interne à une surface supérieure du support.
PCT/US2022/049400 2021-11-23 2022-11-09 Stratifié de verre à capteur intégré et procédés associés WO2023096751A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202163282439P 2021-11-23 2021-11-23
US63/282,439 2021-11-23

Publications (1)

Publication Number Publication Date
WO2023096751A1 true WO2023096751A1 (fr) 2023-06-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2022/049400 WO2023096751A1 (fr) 2021-11-23 2022-11-09 Stratifié de verre à capteur intégré et procédés associés

Country Status (1)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3338696A (en) * 1964-05-06 1967-08-29 Corning Glass Works Sheet forming apparatus
US4214886A (en) * 1979-04-05 1980-07-29 Corning Glass Works Forming laminated sheet glass
US7745838B2 (en) * 2003-01-10 2010-06-29 Agc Glass Europe Glazing comprising electronics elements
US20180118601A1 (en) * 2015-05-01 2018-05-03 Corning Incorporated Method and apparatus for controlling thickness of glass sheet

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3338696A (en) * 1964-05-06 1967-08-29 Corning Glass Works Sheet forming apparatus
US4214886A (en) * 1979-04-05 1980-07-29 Corning Glass Works Forming laminated sheet glass
US7745838B2 (en) * 2003-01-10 2010-06-29 Agc Glass Europe Glazing comprising electronics elements
US20180118601A1 (en) * 2015-05-01 2018-05-03 Corning Incorporated Method and apparatus for controlling thickness of glass sheet

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