WO2019246060A1 - Résines optiquement transparentes pour stratifiés de verre mince - Google Patents

Résines optiquement transparentes pour stratifiés de verre mince Download PDF

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Publication number
WO2019246060A1
WO2019246060A1 PCT/US2019/037681 US2019037681W WO2019246060A1 WO 2019246060 A1 WO2019246060 A1 WO 2019246060A1 US 2019037681 W US2019037681 W US 2019037681W WO 2019246060 A1 WO2019246060 A1 WO 2019246060A1
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WO
WIPO (PCT)
Prior art keywords
acrylate
meth
resin layer
type epoxy
glass
Prior art date
Application number
PCT/US2019/037681
Other languages
English (en)
Inventor
Jhee-Mann Kim
Joon-Soo Kim
Goo-Soo Lee
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
Priority claimed from KR1020180090408A external-priority patent/KR20190143324A/ko
Application filed by Corning Incorporated filed Critical Corning Incorporated
Priority to CN201980041698.2A priority Critical patent/CN112351882A/zh
Priority to EP19736554.7A priority patent/EP3810418A1/fr
Priority to JP2020569974A priority patent/JP2021526990A/ja
Priority to US17/251,516 priority patent/US20210245477A1/en
Publication of WO2019246060A1 publication Critical patent/WO2019246060A1/fr

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    • 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/18—Layered products comprising a layer of metal comprising iron or steel
    • 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • 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
    • B32B17/062—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 wood
    • 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
    • B32B17/065—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 paper or cardboard
    • 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
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood 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
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/002—Layered products comprising a layer of paper or cardboard 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B2037/1253—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives curable adhesive
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/06—Coating on the layer surface on metal layer
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/08—Coating on the layer surface on wood layer
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/12—Coating on the layer surface on paper layer
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/28—Multiple coating on one surface
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/028—Paper layer
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • B32B2260/046—Synthetic resin
    • 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
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/538—Roughness
    • 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
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/54—Yield strength; Tensile strength
    • 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
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/558—Impact strength, toughness
    • 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
    • B32B2419/00—Buildings or parts thereof
    • 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
    • B32B2479/00—Furniture
    • 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
    • B32B2607/00—Walls, panels
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0008—Electrical discharge treatment, e.g. corona, plasma treatment; wave energy or particle radiation

Definitions

  • One or more embodiments relate to a glass lamination article and a method of manufacturing the same, and more particularly, to a glass lamination article having excellent impact resistance and excellent strength, as well as excellent waviness, and a method of manufacturing the glass lamination article.
  • An article obtained by laminating glass on a base substrate that is not glass by using an adhesive film has excellent chemical resistance and anti-scratch properties, as well as excellent flatness, when compared with a case in which a film formed of polyethylene terephthalate or polyvinyl chloride is adhered, and thus, an excellent appearance may be obtained.
  • One or more embodiments include a glass lamination article having excellent impact resistance and strength, as well as excellent waviness.
  • One or more embodiments include a method of manufacturing a glass lamination article having excellent impact resistance and strength, as well as excellent waviness.
  • a glass lamination article includes a resin layer in contact with a base substrate such that a first interface is formed between the resin layer and the base substrate; and a glass substrate layer in contact with the resin layer such that a second interface is formed between the glass substrate layer and the resin layer, wherein the resin layer is an ultraviolet (UV)-curable resin layer.
  • UV ultraviolet
  • the resin layer may include an acrylic resin or an epoxy-based resin.
  • the resin layer may include a homopolymer of any one repeating unit or a copolymer of any two or more repeating units selected from a group consisting of methyl (meth)acrylate, ethyl (meth)acrylate, butyl (meth)acrylate, dimethylaminoethyl (meth)acrylate, isobutyl (meth)acrylate, t-butyl(meth)acrylate, cyclohexyl (meth)acrylate, ethylhexyl (meth)acrylate, tetrahydroperfuryl (meth)acrylate, hydroxyethyl (meth)acrylate, 2-hydroxypropyl (meth)acrylate, 2-hydroxy-3- choloropropyl (meth)acrylate, 2-hydroxy-3-(meth)acryloyloxypropyl methacrylate, 4- hydroxybutyl (me
  • (meth)acrylate trimethylolpropane tri(meth)acrylate, ditrimethylolpropane tetra(meth)acrylate, 1 , 1 , 1 ,3,3,3-hexafluoroisopropyl (meth)acrylate, octafluoropenthyl (meth)acrylate, heptadecafluorodecyl (meth)acrylate, isobornyl (meth)acrylate, 1 , 10- decanediol di(meth)acrylate, 1 ,6-hexanediol di (meth)acrylate, 1 ,9-nonanediol di (meth)acrylate, dicyclopentanyl (meth)acrylate, dicyclopentenyl (meth)acrylate, dicyclopentanyl oxyethyl (meth)acrylate, and dicyclopentenyl oxyethyl (meth)acrylate, or a mixture of the homopol
  • the resin layer may include a homopolymer of any one repeating unit or a copolymer of any two or more repeating units selected from a group consisting of bisphenol A-type epoxy, bisphenol F-type epoxy, hydrogenated bisphenol A-type epoxy, hydrogenated bisphenol F-type epoxy, bisphenol S-type epoxy, brominated bisphenol A-type epoxy, biphenyl type epoxy, naphthalene type epoxy, fluorene type epoxy, spiro ring type epoxy, bisphenol alkanes epoxy, phenol novolac type epoxy, orthocresol novolac type epoxy, brominated cresol novolac type epoxy, tris(hydroxymethane) type epoxy, tetraphenylolethane type epoxy, alicyclic epoxy, and alcohol type epoxy or a mixture of the homopolymer and/or the copolymer.
  • a homopolymer of any one repeating unit or a copolymer of any two or more repeating units selected from a group consisting of bisphenol A-type epoxy
  • the resin layer may have a visible light transmittance of 90% or greater.
  • the glass substrate layer may have a thickness of about 100 jum to about 350 jum.
  • a flatness of the second interface may be greater than a flatness of the first interface.
  • a surface of the base substrate at a side of the first interface may have a waviness of about 3 jum or less.
  • a surface of the glass substrate layer may have a
  • the base substrate may include a high-pressure laminate (HPL), a paint-coated metal (PCM), or a vinyl- coated metal (VCM).
  • HPL high-pressure laminate
  • PCM paint-coated metal
  • VCM vinyl- coated metal
  • a method of manufacturing a glass lamination article includes: laminating a resin layer onto a base substrate; laminating a glass substrate layer onto the resin layer; and irradiating ultraviolet (UV) rays to the resin layer through the glass substrate layer to thereby cure the resin layer.
  • UV ultraviolet
  • the resin layer may include an acrylic resin or an epoxy- based resin.
  • the laminating of the UV rays may be performed for about 10 seconds to about 40 seconds.
  • the laminating of the glass substrate layer may be performed by a slot die coating method, a pattern dispensing method, or a roll coating method.
  • the resin layer before the irradiating of the UV rays, the resin layer may have a viscosity of about 200 cps to about 7000 cps.
  • FIG. 1 is a cross-sectional view conceptually illustrating a glass lamination article according to an embodiment
  • FIG. 2 is a cross-sectional view illustrating that a resin layer partially absorbs waviness of a side surface in a base substrate
  • FIG. 3 shows images showing the Corning waviness index with respect to each index value
  • FIG. 4 is a flowchart of a method of manufacturing a glass lamination article according to an embodiment
  • FIGS. 5A to 5C are cross-sectional views sequentially illustrating the method of manufacturing the glass lamination article
  • FIG. 6 shows images obtained by reflecting light from a tube-shape light source off each of glass lamination articles according to Experimental Examples 1-1 to 1-3;
  • FIG. 7 shows images obtained by reflecting light from a tube-shape light source off each of glass lamination articles according to Comparative Examples 1-1 to 1-3;
  • FIG. 8 shows images obtained by reflecting light from a tube-shape light source off each of glass lamination articles according to Experimental Examples 2-1 and 2-2;
  • FIG. 9 shows images obtained by reflecting light from a tubular light source off each of glass lamination articles according to Comparative Examples 2-1 and 2-2; and [0023] FIG. 10 is a graph showing a variation in the percentage of samples destroyed according to a magnitude of a force applied downward in Experimental Examples 3-1 and 3-2 and Comparative Examples 3-1 and 3-2.
  • a specific process order may be performed differently from the described order. For example, two consecutively described processes may be performed substantially at the same time or performed in an order opposite to the described order.
  • the embodiments of the present disclosure must not be interpreted to be limited by a particular shape that is illustrated in the drawings and must include a change in the shape occurring, for example, during manufacturing.
  • “and/or” includes each and at least one all combinations of the mentioned items.
  • substrate used herein may denote the substrate itself, or a stack structure including a substrate and a predetermined layer or film formed on the substrate.
  • surface of a substrate used herein may denote an exposed surface of the substrate itself, or an outer surface of a predetermined layer or film formed on the substrate.
  • FIG. 1 is a cross-sectional view conceptually illustrating a glass lamination article 10 according to an embodiment.
  • the glass lamination article 10 includes a base substrate 110, a resin layer 120 contacting the base substrate 110 while forming a first interface IF1 , and a glass substrate layer 130 contacting the resin layer 120 while forming a second interface IF2.
  • the base substrate 110 may include a metal substrate, a wooden substrate, an inorganic substrate, an organic substrate, or a composite material thereof.
  • the metal substrate may include steel, aluminum, copper, or other metal alloys, but is not limited thereto.
  • the base substratematerial 110 may be obtained by coating the metal substrate, the wooden substrate, the inorganic substrate, the organic substrate, or a composite material thereof with an organic film. In some embodiments, the base substrate 110 may be obtained by coating the metal substrate, the wooden substrate, the inorganic substrate, the organic substrate, or a composite material thereof with a paint.
  • the base substrate 110 may include a high-pressure laminate (HPL), a paint-coated metal (PCM), or a vinyl-coated metal (VCM).
  • HPL high-pressure laminate
  • PCM paint-coated metal
  • VCM vinyl-coated metal
  • the base substrate 110 may be used in wall panels, backsplash, exterior of a cabinet or furniture, exterior of home appliances, or other construction application articles.
  • a surface of the base substrate 110 may have a predetermined waviness, and FIG. 1 shows that the waviness is represented by a difference (h) between levels of a peak and a valley.
  • the waviness may have a value of about 0.01 jum to about 3 j um. In some embodiments, the waviness may have a value of about 0.05 jum to about 2.5 j um, about 0.1 jum to about 2.2 jum, about 0.15 jum to about 2.0 jum, or about 0.2 j um to about 1.6 jum.
  • the resin layer 120 may include an adhesive resin material, and bonds the base substrate 110 to the glass substrate layer 130 that will be described later.
  • the resin layer 120 may be selected from photo-curing resins.
  • the resin layer 120 may include an ultraviolet (UV)-curable resin.
  • the resin layer 120 may include, for example, an acrylic resin or an epoxy-based resin.
  • the acrylic resin may include a homopolymer of any one repeating unit or a copolymer of any two or more repeating units selected from a group consisting of monomoers of methyl (meth)acrylate, ethyl (meth)acrylate, butyl (meth)acrylate, dimethylaminoethyl (meth)acrylate, isobutyl (meth)acrylate, t-butyl(meth)acrylate, cyclohexyl (meth)acrylate, ethylhexyl (meth)acrylate, tetrahydroperfuryl (meth)acrylate, hydroxyethyl (meth)acrylate, 2-hydroxypropyl (meth)acrylate, 2- hydroxy-3-choloropropyl (meth)acrylate, 2-hydroxy-3-(meth)acryloyloxypropyl methacrylate, 4-hydroxybutyl (meth)acrylate, glycerol (meth)acrylate, g
  • the epoxy-based resin may include a homopolymer of any one repeating unit or a copolymer of any two or more repeating units selected from a group consisting of monomers of bisphenol A-type epoxy, bisphenol F-type epoxy, hydrogenated bisphenol A-type epoxy, hydrogenated bisphenol F-type epoxy, bisphenol S-type epoxy, brominated bisphenol A-type epoxy, biphenyl type epoxy, naphthalene type epoxy, fluorene type epoxy, spiro ring type epoxy, bisphenol alkanes epoxy, phenol novolac type epoxy, orthocresol novolac type epoxy, brominated cresol novolac type epoxy, tris(hydroxymethane) type epoxy, tetraphenylolethane type epoxy, alicyclic epoxy, and alcohol type epoxy, or a mixture of the homopolymer and/or the copolymer.
  • products that may be used as the resin layer 120 may include, for example, Henkel's 3193HS, 3381 , 3311 , and 3103 (acrylic resins), and 3335 (epoxy resin), but is not limited thereto.
  • the resin layer 120 may have a thickness of about 10 jum to about 200 jum. In some embodiments, the resin layer 120 may have a thickness of about 15 jum to about 150 j um, about 20 jum to about 100 j um, about 25 jum to about 70 j um, or about 30 j um to about 50 jum.
  • the glass substrate layer 130 may include a glass material containing about 30 mol% to about 85 mol% Si0 2 , about 1 mol% to about 25 mol% AI 2 O 3 , about 0.1 mol% to about 15 mol% B203, about 0.1 mol% to about 10 mol% MgO, and about 0.1 mol% to about 10 mol% CaO.
  • the glass substrate layer 130 may further include, but is not limited to, LhO, K 2 O, ZnO, SrO, BaO, Sn0 2 , T1O 2 , V 2 O 3 , Nb 2 05, MnO, Zr0 2 , As 2 C>3, M0O3, Sb 2 03, and/or CeO.
  • the glass substrate layer 130 may have a thickness of about 50 jum to about 500 j um. In some embodiments, the glass substrate layer 130 may have a thickness of about 80 j um to about 400 jum, about 100 jum to about 350 jum, about 120 jum to about 300 j um, or about 150 jum to about 250 jum.
  • the glass substrate layer 130 may have a transmittance of about 90% or greater with respect to visible light. In some embodiment, the glass substrate layer 130 may have a transmittance of about 93% or greater, about 95% or greater, about 96% or greater, about 97% or greater, about 98% or greater, and about 99% or greater with respect to the visible light.
  • the waviness of the first interface IF1 may be greater than the waviness of the second interface IF2.
  • the second interface IF2 may have the flatness that is greater than that of the first interface IF1.
  • the resin layer 120 may at least partially absorb the waviness of one side surface of the base substrate 110.
  • FIG. 2 is a cross-sectional view for illustrating that a resin layer 120a partially absorbs the waviness of one side surface of the base substrate 110.
  • the base substrate 110 and the resin layer 120a are in contact with each other as the first interface IF1 interposed therebetween, and the resin layer 120a and the glass substrate layer 130 may be in contact with each other as the second interface IF2 is interposed therebetween.
  • a representative value hi of the waviness that the surface of the base substrate 110 has at the first interface IF1 may be greater than a representative value h2 of the waviness that a surface of the resin layer 120a has at the second interface IF2.
  • the resin layer 120a may have a thickness td1 at a peak and a thickness td2 that is greater than the thickness td1 at a valley. That is, as shown in Equation (1) below, the representative value of the waviness is changed as much as a difference between the thicknesses of the resin layer 120a at the peak and the valley, and the waviness that one surface of the base substrate 110 has may be absorbed by the resin layer 120a.
  • the waviness of the resin layer 120 or 120a may be substantially equal to the waviness of the glass substrate layer 130.
  • the waviness on a surface of the glass substrate layer 130 may have a value of 8 or greater based on Corning waviness index defined by Corning, Inc.
  • FIG. 3 shows images showing a Corning waviness index with respect to each index value.
  • a degree of apparent straightness of a reflected image of the tube of the light source is scored to provide a criterion for evaluating waviness, and is used as one of criteria for evaluating the waviness of a certain surface. That is, the straightness of the image of light from the tube-shape light source reflected from a given surface is compared with criteria illustrated in FIG. 3 and then evaluated as a closest value among the criteria.
  • FIG. 4 is a flowchart of a method of manufacturing the glass lamination article 10 in a process order according to an embodiment.
  • FIGS. 5A to 5C are cross-sectional views sequentially illustrating the method of manufacturing the glass lamination article 10.
  • a resin layer 120u of a liquid phase is applied onto the base substrate 110 (S110). Since materials included in the resin layer 120u are described above with reference to FIG. 1 , detailed descriptions thereof are omitted.
  • the resin layer 120u may have a viscosity of about 200 cps to about 7000 cps. In some embodiments, the resin layer 120u may have a viscosity of about 300 cps to about 5500 cps, about 400 cps to about 4500 cps, or about 500 cps to about 4000 cps.
  • the resin layer 120u may be formed by using a slot die coating, a roll coating, a pattern dispensing, etc. In one embodiment, the resin layer 120u may be formed by the slot die coating method.
  • the glass substrate layer 130 is laminated on the resin layer 120u (S120). Materials and dimensions of the glass substrate layer 130 are described above with reference to FIG. 1 , and detailed descriptions thereof are omitted.
  • the glass substrate layer 130 may be laminated by using an arbitrary method capable of sufficiently attaching the glass substrate layer 130 to the resin layer 120u.
  • a nip roller may be used to laminate the glass substrate layer 130.
  • the nip roller is used in a case where the glass substrate layer 130 is small in thickness, the waviness of the base substrate 110 may be transferred to an upper surface of the glass substrate layer 130. Therefore, in a case where the glass substrate layer 130 is small in thickness, a method not applying a large amount of pressure to the glass substrate layer 130 may be used.
  • light may be irradiated to the resin layer 120u through the glass substrate layer 130 to cure the resin layer 120u (S130).
  • the resin layer 120u includes the light-curing resin, the resin layer 120u may be cured by the irradiated light to form the cured resin layer 120.
  • the resin layer 120u may include a UV-curable resin that may be cured by a UV ray, and in this case, the above light may be the UV ray.
  • the light may be irradiated to the resin layer 120u for about 10 sec. to about 40 sec. In some embodiments, the light may be irradiated to the resin layer 120u for about 15 sec. to about 38 sec., about 18 sec. to about 35 sec., or about 20 sec. to about 30 sec.
  • the glass lamination article 10 as shown in FIG. 1 may be obtained.
  • HPL base substrate of a rough grade that is, a surface thereof having a waviness of 2.15 j um
  • a commercially available acrylic resin Henkel 3193HS
  • a glass substrate layer (Corning, Willow ® ) was laminated on the acrylic resin, and a UV ray was irradiated for 20 sec. to cure a resin layer.
  • a glass lamination article was manufactured in the same way as that of the experimental example 1-1 , except that the HPL base substrate having a normal grade, that is, a surface thereof having a waviness of 1.38 jum, was used.
  • a glass lamination article was manufactured in the same way as that of the experimental example 1-1 , except that the HPL base substrate having a smooth grade, that is, a surface thereof having a waviness of 0.86 jum, was used.
  • a glass lamination article was manufactured in the same way as that of the experimental example 1-1 , except that an acrylic film was used instead of using the acrylic resin.
  • a glass lamination article was manufactured in the same way as that of the experimental example 1-2, except that an acrylic film was used instead of using the acrylic resin.
  • a glass lamination article was manufactured in the same way as that of the experimental example 1-3, except that an acrylic film was used instead of using the acrylic resin.
  • FIG. 6 shows images obtained by reflecting light from a tube-shape light source off each of glass lamination articles according to Experimental Examples 1-1 to 1-3.
  • FIG. 7 shows images obtained by reflecting light from a tube-shape light source off each of glass lamination articles according to Comparative Examples 1-1 to 1-3.
  • surfaces of the glass lamination articles of Experimental Examples 1-1 to 1-3 have a Corning waviness index of 8 or greater and exhibit much greater flatness as compared to surfaces of the glass lamination articles of Comparative Examples 1-1 to 1-3.
  • an excellent flatness was obtained by using the acrylic resin, rather than the acrylic film like in the prior art, in order to bond the base substrate to the glass substrate layer.
  • a deco steel base substrate of a normal grade that is, a surface thereof having a waviness of 1.14 jum, was provided, and the surface of the deco steel base substrate was coated with a commercially available acrylic resin (Henkel 3193HS).
  • a glass substrate layer (Corning, Willow® TM??) was laminated on the acrylic resin, and a UV ray was irradiated for 20 sec. to cure a resin layer.
  • a glass lamination article was manufactured in the same way as that of Experimental Example 1-1 , except that the deco steel base substrate having a smooth grade, that is, a surface thereof having a waviness of 0.52 jum, was used.
  • a glass lamination article was manufactured in the same way as that of Experimental Example 2-1 , except that an acrylic film was used instead of using the acrylic resin.
  • a glass lamination article was manufactured in the same way as that of Experimental Example 2-2, except that an acrylic film was used instead of using the acrylic resin.
  • FIG. 8 shows images obtained by reflecting light from a tube-shape light source off each of glass lamination articles according to Experimental Examples 2-1 and 2-2.
  • FIG. 9 shows images obtained by reflecting light from a tube-shape light source off each of glass lamination articles according to Comparative Examples 2-1 and 2-2.
  • surfaces of the glass lamination articles of Experimental Examples 2-1 and 2-2 have a Corning waviness index of 8 or greater and exhibit somewhat greater flatness as compared to surfaces of the glass lamination articles of Comparative Examples 2-1 and 2-2.
  • excellent flatness was obtained by using the acrylic resin, rather than an acrylic film like in the prior art, in order to bond the base substrate to the glass substrate layer.
  • a puncture test was performed to identify the influence of the method of manufacturing the glass lamination article according to the embodiments on strength of the glass substrate layer.
  • FIG. 10 is a graph showing a variation in the percentage of samples destroyed according to a magnitude of a force applied downward in Experimental Examples 3-1 and 3-2 and Comparative Examples 3-1 and 3-2.
  • Table 1 below shows the magnitude of the force applied downward when the percentage of samples destroyed was 10% in Experimental Examples 3-1 and 3-2, and Comparative Examples 3-1 and 3-2. As shown in Table 1 below, it was identified that Experimental Example 3-1 was improved by about 39% as compared to Comparative Example 3-1 , and Experimental Example 3-2 was improved by about 55% as compared to Comparative Example 3-2.
  • a ball drop test was performed in order to identify the influence of the method of manufacturing the glass lamination article according to the embodiments on impact resistance of the glass substrate layer.
  • the impact resistance of the glass substrate layer may be appreciated as the impact resistance of the glass substrate layer in each of the manufactured glass lamination articles, rather than the impact resistance inherent in the glass substrate layer itself. That is, it is appreciated that the impact resistance of the glass substrate layer varies depending on whether there is a resin layer or a film layer between the glass substrate layer and the base substrate. In addition, it was observed that the impact resistance of the glass substrate layer in the glass lamination article manufactured according to the embodiments of the present disclosure was greatly improved as compared to the impact resistance of the glass substrate layer in the glass lamination article manufactured according to the prior art.
  • the glass lamination article according to the embodiments of the present disclosure has excellent impact resistance and strength, as well as excellent waviness.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Laminated Bodies (AREA)

Abstract

Cette invention concerne un article stratifié de verre, comprenant une couche de résine en contact avec un substrat de base de telle sorte qu'une première interface est formée entre ceux-ci, et une couche de substrat de verre en contact avec la couche de résine de telle sorte qu'une seconde interface est formée entre ceux-ci, la couche de résine pouvant être une couche de résine durcissable aux ultraviolets (UV). L'article stratifié de verre présente une excellente résistance aux chocs et une excellente ténacité, ainsi qu'une excellente ondulation.
PCT/US2019/037681 2018-06-19 2019-06-18 Résines optiquement transparentes pour stratifiés de verre mince WO2019246060A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201980041698.2A CN112351882A (zh) 2018-06-19 2019-06-18 用于薄玻璃层压件的光学透明树脂
EP19736554.7A EP3810418A1 (fr) 2018-06-19 2019-06-18 Résines optiquement transparentes pour stratifiés de verre mince
JP2020569974A JP2021526990A (ja) 2018-06-19 2019-06-18 薄いガラス積層板用の光学的に透明な樹脂
US17/251,516 US20210245477A1 (en) 2018-06-19 2019-06-18 Optically clear resins for thin glass laminates

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2018-0070420 2018-06-19
KR20180070420 2018-06-19
KR10-2018-0090408 2018-08-02
KR1020180090408A KR20190143324A (ko) 2018-06-19 2018-08-02 유리 라미네이션 물품 및 그의 제조 방법

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111650765A (zh) * 2020-05-09 2020-09-11 中国电子科技集团公司第五十五研究所 一种提高显示基板组水胶贴合可靠性和良品率的方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040069770A1 (en) * 2002-10-11 2004-04-15 Schott Corporation Glass/metal laminate for appliances
US20140315036A1 (en) * 2011-11-09 2014-10-23 Nippon Kayaku Kabushikikaisha Ultraviolet-curable Resin Composition, Cured Product, and Optical Member
WO2018044082A1 (fr) * 2016-08-31 2018-03-08 Corning Precision Materials Co., Ltd. Stratifiés de verre à planéité améliorée et leurs procédés de formation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040069770A1 (en) * 2002-10-11 2004-04-15 Schott Corporation Glass/metal laminate for appliances
US20140315036A1 (en) * 2011-11-09 2014-10-23 Nippon Kayaku Kabushikikaisha Ultraviolet-curable Resin Composition, Cured Product, and Optical Member
WO2018044082A1 (fr) * 2016-08-31 2018-03-08 Corning Precision Materials Co., Ltd. Stratifiés de verre à planéité améliorée et leurs procédés de formation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111650765A (zh) * 2020-05-09 2020-09-11 中国电子科技集团公司第五十五研究所 一种提高显示基板组水胶贴合可靠性和良品率的方法

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