WO2016125906A1 - Élément décoratif - Google Patents

Élément décoratif Download PDF

Info

Publication number
WO2016125906A1
WO2016125906A1 PCT/JP2016/053577 JP2016053577W WO2016125906A1 WO 2016125906 A1 WO2016125906 A1 WO 2016125906A1 JP 2016053577 W JP2016053577 W JP 2016053577W WO 2016125906 A1 WO2016125906 A1 WO 2016125906A1
Authority
WO
WIPO (PCT)
Prior art keywords
decorative
layer
sheet
resin
decorative member
Prior art date
Application number
PCT/JP2016/053577
Other languages
English (en)
Japanese (ja)
Inventor
将徳 上野
宏平 入山
知香 船曵
Original Assignee
大日本印刷株式会社
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 大日本印刷株式会社 filed Critical 大日本印刷株式会社
Priority to JP2016573442A priority Critical patent/JP6597644B2/ja
Publication of WO2016125906A1 publication Critical patent/WO2016125906A1/fr

Links

Images

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
    • 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
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/023—Optical 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
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class

Definitions

  • the present invention relates to a decorative member.
  • a vehicle interior / exterior member generally, a metal member such as a steel plate, a resin member, or a wood member is used as an adherend, and a decorative sheet is bonded thereto (for example, Patent Document 1).
  • members such as exterior members, doors, and window frames are used in an environment where they are exposed to direct sunlight.
  • heat of direct sunlight propagates through the members into the building and the temperature inside the building rises.
  • carbon black which easily absorbs heat, is used as a pigment generally used for any layer constituting a decorative member, for example, an adherend, a base material, or a decorative layer, particularly a black pigment. It is remarkable.
  • Patent Document 2 a thermal barrier decorative sheet characterized by using perelin black as a pigment used in a printed layer in the decorative sheet.
  • Patent Document 3 a thermal insulation decorative sheet using an azomethine azo resin as a black pigment in a pattern layer.
  • the present invention has been made under such circumstances, and an object of the present invention is to provide a decorative member having excellent heat shielding performance and design properties.
  • the present invention provides a decorative member having the following configuration.
  • the decorative member according to [1] in which a resin layer is provided between the decorative layer and the surface protective layer.
  • the decorative member of the present invention is a decorative member having an adherend, and a decorative sheet having a base sheet, a decorative layer, and a surface protective layer in this order.
  • the decorative sheet has a volume occupation with respect to the decorative sheet.
  • the solar reflectance in the wavelength range of 780 to 2500 nm of the decorative sheet calculated according to JIS K 5602: 2008 is 25% or more, and calculated according to JIS K 5602: 2008.
  • the decorative member has a solar reflectance of 35% or more in a wavelength range of 780 to 2500 nm.
  • FIG. 1 shows an example of a preferred layer structure of a decorative member 10 according to the present invention.
  • the decorative member 10 shown in FIG. 1 is a base material sheet on an adherend 1 via an adhesive layer 2. 31, a decorative sheet 3 including a decorative layer 32, a surface protective layer 34, and a resin layer 33 that is preferably provided between the decorative layer 32 and the surface protective layer 34.
  • the volume occupation ratio with respect to the decorative sheet of the base material sheet of the present invention and the solar reflectance of the decorative sheet and the decorative member will be described.
  • the volume occupation ratio of the base sheet to the decorative sheet is required to be 75% or less. If the volume occupancy exceeds 75%, heat tends to accumulate in the base sheet, so that excellent heat shielding performance cannot be obtained. From the viewpoint of obtaining excellent heat shielding performance and being easy to handle as a decorative sheet, and if the base sheet is colored, concealing the adherend and obtaining excellent design properties,
  • the volume occupation ratio of the base sheet to the decorative sheet is preferably 20 to 75%, more preferably 25 to 70%, and further preferably 25 to 55%.
  • the volume occupation rate with respect to the decorative sheet of the said base material sheet is computed from the cross-sectional area of the base material sheet per unit length and a decorative sheet.
  • the solar reflectance of the decorative sheet is required to be 25% or more. If it is less than 25%, excellent heat shielding performance cannot be obtained. From the viewpoint of obtaining excellent heat-shielding performance and obtaining a degree of freedom in selecting a material for forming each layer and selecting a pattern and color tone of the decorative layer, the solar reflectance of the decorative sheet is preferably 25 to 60%, preferably 30 to 55. % Is more preferable, and 35 to 55% is more preferable.
  • the solar reflectance of the decorative sheet is calculated according to JIS K 5602: 2008 (how to obtain the solar reflectance of the coating film, wavelength range: 780 to 2500 nm).
  • the spectrophotometer was used to measure the spectral reflectance of the decorative sheet at an incident angle of 10 °, and using the obtained data, JIS K 5602: 2008 (How to determine the solar reflectance of a coating film, wavelength range: 780 to 2500 nm) Calculated according to
  • the solar reflectance of the decorative member in the wavelength range of 780 to 2500 nm is required to be 35% or more. If it is less than 35%, excellent heat shielding performance cannot be obtained. From the viewpoint of obtaining excellent heat-shielding performance and obtaining a degree of freedom in selecting a material for forming each layer and selecting a pattern and color tone of the decorative layer, 40 to 70% is preferable, and 45 to 65% is more preferable.
  • the solar reflectance of the decorative member is calculated according to JIS K 5602: 2008 (how to determine the solar reflectance of the coating film, wavelength range: 780 to 2500 nm).
  • the spectrophotometer was used to measure the spectral reflectance of the decorative sheet at an incident angle of 10 °, and using the obtained data, JIS K 5602: 2008 (How to determine the solar reflectance of a coating film, wavelength range: 780 to 2500 nm) Calculated according to
  • each layer which comprises the decorative member of this invention is demonstrated.
  • the adherend include plate materials such as flat plates and curved plates, three-dimensional articles, sheets (or films), and the like.
  • wood members such as wood fiber boards such as wood veneer, wood plywood, particle board, and MDF (medium density fiber board), and three-dimensional articles; Or metal members used as sheets, etc .; glass, ceramics such as ceramics, non-cement ceramic materials such as gypsum, non-ceramic ceramic materials such as ALC (lightweight cellular concrete) plates, etc.
  • Ceramic materials such as: acrylic resin, polyester resin, polystyrene resin, polyolefin resin such as polypropylene, ABS (acrylonitrile-butadiene-styrene copolymer) resin, phenol resin, vinyl chloride resin, cellulose resin, rubber plate, etc.
  • the present invention may be appropriately selected from the above according to the application, and it is a member for interior and exterior of a building such as a wall, ceiling, floor, window frame, door, handrail, skirting board, surrounding edge, mall, etc.
  • a wood member, a metal member, a resin member, and a member combining these are preferable.
  • the solar reflectance in the wavelength range of 780 to 2500 nm of the adherend is preferably 50% or more, more preferably 60% or more, further preferably 70% or more, and an upper limit of 100 from the viewpoint of obtaining excellent heat shielding performance. % Or less is preferable, and considering the degree of freedom in selecting the adherend, 95% or less is more preferable, and 90% or less is more preferable.
  • the solar reflectance of the adherend is preferably higher than that of the decorative sheet.
  • the thickness of the adherend may be appropriately selected depending on the application and material, and is usually preferably 0.1 to 5 mm, more preferably 0.1 to 3 mm.
  • the solar reflectance in the wavelength range of 780 to 2500 nm of the adherend can be calculated in the same manner as the solar reflectance of the decorative sheet described above.
  • the adherend and the decorative sheet are preferably bonded together via an adhesive layer.
  • a well-known adhesive agent can be used,
  • adhesive agents such as a heat sensitive adhesive and a pressure sensitive adhesive, are mentioned preferably.
  • the resin used for the adhesive constituting the adhesive layer include acrylic resins, polyurethane resins, vinyl chloride resins, vinyl acetate resins, vinyl chloride-vinyl acetate copolymer resins, and styrene-acrylic copolymers. At least one resin selected from polymer resins, polyester resins, polyamide resins and the like is used.
  • a two-component curable polyurethane adhesive or polyester adhesive using an isocyanate or the like as a curing agent can also be applied.
  • An adhesive can also be used for the adhesive layer.
  • the pressure-sensitive adhesive an acrylic, urethane, silicone, rubber, or other pressure-sensitive adhesive can be appropriately selected and used.
  • the adhesive layer is formed by applying the above resin into a form that can be applied, such as a solution or an emulsion, by means of a gravure printing method, a screen printing method, or a reverse coating method using a gravure plate. It can be formed by applying and drying on at least one of the sheets.
  • the thickness of the adhesive layer is not particularly limited, but is usually in the range of 1 to 100 ⁇ m. By setting it within this range, excellent adhesiveness can be obtained.
  • the decorative member of the present invention has an adherend and a decorative sheet having a base sheet, a decorative layer, and a surface protective layer in this order, that is, the adherent and the base sheet of the decorative sheet face each other. It is provided as follows.
  • polyester resin examples include polyethylene terephthalate (hereinafter sometimes referred to as “PET”), polybutylene terephthalate, polyethylene naphthalate, polyarylate, polycarbonate, ethylene terephthalate-isophthalate copolymer, polyarylate, and the like. Of these, polyethylene terephthalate and polybutylene terephthalate are more preferable, and polyethylene terephthalate is more preferable.
  • polystyrene resin examples include polyethylene (low density, medium density, high density), polypropylene, polymethylpentene, polybutene, ethylene-propylene copolymer, propylene-butene copolymer, and polyethylene and polypropylene are more preferable.
  • the thickness of the base sheet is not limited as long as the volume occupation ratio of the base sheet to the decorative sheet is 75% or less, and is preferably 20 to 130 ⁇ m, more preferably 30 to 100 ⁇ m, and more preferably 40 to 90 ⁇ m is more preferable.
  • the base sheet is preferably a colored resin sheet made of a colored resin.
  • a colored resin when the surface hue of the adherend to which the decorative sheet is stuck varies, the surface hue can be well concealed, so that an excellent design can be obtained.
  • the stability of the color tone of the decorative layer provided accordingly can be ensured.
  • the colorant used for the above-mentioned purpose may be appropriately selected depending on the application.
  • the base sheet can be colored colored or colored and opaque. In general, since it is necessary to conceal the surface of the adherend, it is preferable to make it colored and opaque.
  • the colorant examples include inorganic pigments such as iron black, titanium white, antimony white, yellow lead, titanium yellow, petal, cadmium red, ultramarine, and cobalt blue; organic pigments such as quinacridone red, isoindolinone yellow, and phthalocyanine blue; Dyes; metal pigments composed of scaly foils such as aluminum and brass; pearlescent (pearl) pigments composed of scaly foils such as titanium dioxide-coated mica and basic lead carbonate are preferably used.
  • inorganic pigments such as iron black, titanium white, antimony white, yellow lead, titanium yellow, petal, cadmium red, ultramarine, and cobalt blue
  • organic pigments such as quinacridone red, isoindolinone yellow, and phthalocyanine blue
  • Dyes organic pigments composed of scaly foils such as aluminum and brass
  • pearlescent (pearl) pigments composed of scaly foils such as titanium dioxide-coated mica and basic lead carbonate are
  • the addition amount of carbon black (black) as the colorant is preferably 5.0 parts by mass or less with respect to 100 parts by mass of the resin forming the base sheet, 1.0 mass part or less is more preferable, and it is still more preferable not to add. Since carbon black (black) has the property of easily absorbing heat, the use of carbon black (black) in the decorative sheet makes it easier for the decorative sheet to absorb heat and reduces the heat shielding performance. is there. Further, when titanium oxide is used as the white pigment, it is not particularly limited, but the crystal type is known as a rutile type, anatase type, brookite type, etc., and has excellent whiteness, weather resistance and heat shielding.
  • the rutile type is preferred from the characteristics such as performance.
  • titanium oxide may deteriorate the resin by photocatalytic action, it is preferably surface-treated with a surface coating agent for the purpose of stabilizing the photocatalytic action, and the composition of the surface coating agent is limited.
  • inorganic oxides such as silicon oxide, alumina, or zinc oxide can be used.
  • the coating method of the surface coating agent is not particularly limited, and titanium oxide obtained by a known method can be used.
  • the addition amount of the colorant is preferably 1 to 30 parts by weight, preferably 1 to 20 parts by weight with respect to 100 parts by weight of the resin forming the base sheet so that the resin content is not extremely reduced in consideration of weather resistance. More preferred.
  • the base sheet is made of a physical method such as an oxidation method or a concavo-convex method on one or both sides in order to enhance the interlayer adhesion between the base sheet and other layers, or to enhance the adhesion to various adherends.
  • chemical surface treatments can be applied.
  • the oxidation method include corona discharge treatment, chromium oxidation treatment, flame treatment, hot air treatment, ozone / ultraviolet treatment method, and examples of the unevenness method include sand blast method and solvent treatment method.
  • These surface treatments are appropriately selected depending on the type of substrate, but generally, a corona discharge treatment method is preferably used from the viewpoints of effects and operability.
  • an inorganic filler may be added to the base sheet as necessary.
  • the inorganic filler include calcium carbonate, barium sulfate, clay, talc, silica (silicon dioxide), and alumina (aluminum oxide). And the like.
  • the added amount of the inorganic filler is usually 1 to 50 parts by mass with respect to 100 parts by mass of the resin forming the base sheet.
  • the various other additives for example, a foaming agent, a flame retardant, a lubricant, an antioxidant, a ultraviolet absorber, a light stabilizer, etc. may be mix
  • the decorative layer of the decorative sheet used in the present invention imparts decorative properties to the decorative member of the present invention, and may be a colored layer (so-called solid colored layer) covering the entire surface, and various patterns may be used as inks. And a pattern layer formed by printing using a printing press, or a combination of these.
  • a binder and a colorant such as a pigment and a dye, an extender pigment, a solvent, a stabilizer, a plasticizer, a catalyst, and a curing agent are appropriately mixed.
  • the binder is not particularly limited, and a curable resin such as a thermoplastic resin, a one-component curable resin, or a two-component curable resin can be used.
  • urethane resin acrylic urethane resin
  • vinyl chloride / vinyl acetate copolymer From coalescing resin
  • vinyl chloride / vinyl acetate / acrylic copolymer resin chlorinated polypropylene resin
  • acrylic resin polyester resin
  • polyamide resin polyamide resin
  • butyral resin polystyrene resin
  • nitrocellulose resin nonrified cotton
  • cellulose acetate resin etc.
  • Arbitrary things are used individually by 1 type or in mixture of 2 or more types.
  • coloring agent As a coloring agent, the same thing as what was illustrated as a coloring agent used for said base material sheet can be mentioned preferably. It is also the same that it is preferable not to use carbon black (black).
  • the pattern may be a wood pattern, a marble pattern (for example, a travertine marble pattern), a stone pattern imitating the surface of a rock, a fabric pattern imitating a cloth or cloth pattern, or tiling
  • a marble pattern for example, a travertine marble pattern
  • a stone pattern imitating the surface of a rock a fabric pattern imitating a cloth or cloth pattern
  • tiling There are patterns, brickwork patterns, etc., and there are also patterns such as parquets and patchwork that combine these.
  • These patterns are formed by multicolor printing with the usual yellow, red, blue and black process colors, as well as by multicolor printing with special colors prepared by preparing the individual color plates that make up the pattern. Is done.
  • an excellent design property can be obtained even in the case of a dark color, and a texture (tactile sensation) can be expressed by a concave shape to be described later. Is suitable.
  • carbon black black
  • the present invention can be applied to the volume occupancy of the base sheet, the decorative sheet, and the decorative member without using carbon black. With the configuration in which the solar reflectance is in a specific range, it is possible to obtain excellent design properties even in the case of dark colors, and both excellent heat shielding performance and design properties are achieved.
  • the thickness of the decoration layer may be appropriately selected according to the desired pattern, but is usually 1 to 20 ⁇ m, preferably 1 to 10 ⁇ m.
  • the surface protective layer of the decorative sheet used in the present invention is provided directly on the decorative layer or on another layer, for example, a resin layer described later provided on the decorative layer as necessary. It is a layer located on the outermost surface of the decorative member, and is a layer that imparts surface characteristics such as scratch resistance, abrasion resistance, chemical resistance, etc. to the decorative member of the present invention.
  • the surface protective layer is preferably composed of a cured product of a resin composition containing a curable resin. By comprising the hardened
  • an ionizing radiation curable resin is preferably used in addition to a thermosetting resin such as a two-component curable resin, and a plurality of these are used, for example, ionizing radiation curing.
  • a so-called hybrid type may be used in which a curable resin and a thermosetting resin are used in combination, or a curable resin and a thermoplastic resin are used in combination. From the viewpoint of increasing the crosslink density of the resin forming the surface protective layer and improving the scratch resistance and wear resistance of the surface, ionizing radiation curable resins are preferable, and can be applied without solvent and handled. From the viewpoint of being easy, an electron beam curable resin is more preferable.
  • An ionizing radiation curable resin is a resin that has an energy quantum that can crosslink and polymerize molecules in electromagnetic waves or charged particle beams, that is, a resin that crosslinks and cures when irradiated with ultraviolet rays or electron beams. is there. Specifically, it can be appropriately selected from polymerizable monomers, polymerizable oligomers, or prepolymers conventionally used as ionizing radiation curable resins.
  • a (meth) acrylate monomer having a radical polymerizable unsaturated group in the molecule is preferable, and among them, a polyfunctional (meth) acrylate is preferable.
  • “(meth) acrylate” means “acrylate or methacrylate”.
  • the polyfunctional (meth) acrylate is not particularly limited as long as it is a (meth) acrylate having two or more ethylenically unsaturated bonds in the molecule. These polyfunctional (meth) acrylates may be used singly or in combination of two or more.
  • an oligomer having a radical polymerizable unsaturated group in the molecule for example, epoxy (meth) acrylate, urethane (meth) acrylate, polyester (meth) acrylate, polyether (meth) acrylate And the like.
  • other polymerizable oligomers include polybutadiene (meth) acrylate oligomers with high hydrophobicity that have (meth) acrylate groups in the side chain of polybutadiene oligomers, and silicone (meth) acrylate oligomers that have polysiloxane bonds in the main chain.
  • an aminoplast resin (meth) acrylate oligomer modified with an aminoplast resin having many reactive groups in a small molecule or a novolak epoxy resin, bisphenol epoxy resin, aliphatic vinyl ether, aromatic vinyl ether, etc.
  • oligomers having a cationic polymerizable functional group there are oligomers having a cationic polymerizable functional group.
  • a monofunctional (meth) acrylate can be used in combination with the polyfunctional (meth) acrylate and the like as long as the purpose of the present invention is not impaired for the purpose of reducing the viscosity.
  • These monofunctional (meth) acrylates may be used alone or in combination of two or more.
  • the thickness of the surface protective layer is preferably 2 to 25 ⁇ m, more preferably 2 to 15 ⁇ m, from the viewpoint of obtaining excellent scratch resistance and durability, and surface properties such as wear resistance and chemical resistance. 10 ⁇ m is more preferable.
  • the resin composition forming the surface protective layer can contain various additives other than those described above as long as the performance is not impaired.
  • various additives include polymerization inhibitors, crosslinking agents, antistatic agents, adhesion improvers, antioxidants, leveling agents, thixotropic agents, coupling agents, plasticizers, antifoaming agents, fillers, and solvents. Etc.
  • the decorative sheet used in the present invention preferably has a resin layer between the base sheet and the surface protective layer from the viewpoint of protecting the decorative layer and improving scratch resistance.
  • the resin constituting the resin layer include an acrylic resin, a polycarbonate resin, a polyurethane resin, a polystyrene resin, a vinyl chloride resin, and a vinyl acetate resin in addition to the polyester resin and the polyolefin resin used as the base sheet. From the viewpoint of improvement of molding processability and scratch resistance, polyester resins and polyolefin resins are preferable, and polyolefin resins are more preferable. Further, from the same viewpoint, it is preferable that both the base sheet and the resin constituting the resin layer are polyolefin resins.
  • the resin layer may be provided between the base sheet and the surface protective layer, and is preferably provided between the decorative layer and the surface protective layer from the viewpoint of protecting the decorative layer.
  • the resin layer may be transparent or opaque, and when provided between the decorative layer and the surface protective layer, the resin layer is preferably transparent from the viewpoint of making the decorative layer visible more clearly.
  • transparent includes colorless and transparent as well as colored and translucent. In the case of being colored, preferred examples of the colorant used include those exemplified as the colorant used in the substrate sheet. It is also the same that it is preferable not to use carbon black (black).
  • the thickness of the resin layer is preferably 20 to 130 ⁇ m, more preferably 30 to 100 ⁇ m, and still more preferably 40 to 90 ⁇ m. When the thickness of the resin layer is within the above range, the protective function of the decorative layer and the scratch resistance can be improved.
  • the resin layer can be subjected to a physical or chemical surface treatment such as an oxidation method or a concavo-convex method on one or both sides from the viewpoint of improving adhesiveness with each layer.
  • a physical or chemical surface treatment such as an oxidation method or a concavo-convex method on one or both sides from the viewpoint of improving adhesiveness with each layer.
  • these physical or chemical surface treatments the same method as the surface treatment of the substrate sheet is preferably exemplified.
  • the resin layer can be subjected to a treatment such as forming a primer layer or a back primer layer from the viewpoint of improving the adhesion with each layer.
  • the decorative sheet used in the present invention can have an adhesive layer as necessary.
  • the resin layer when the resin layer is provided, it is effective to provide an adhesive layer when improving the adhesion between the resin layer and the decorative layer.
  • an adhesive constituting the adhesive layer an adhesive usually used in a decorative sheet can be used, and its thickness is about 0.1 to 50 ⁇ m, and 1 to 30 ⁇ m from the viewpoint of obtaining sufficient adhesiveness. A range is preferred.
  • the adhesive is not particularly limited, and examples thereof include urethane adhesives, acrylic adhesives, epoxy adhesives, rubber adhesives, etc. Among them, urethane adhesives are preferable in terms of adhesive strength. .
  • a urethane type adhesive agent for example, a two-component curable type containing various polyol compounds such as polyether polyol, polyester polyol, and acrylic polyol and various polyisocyanate compounds such as tolylene diisocyanate and hexamethylene diisocyanate.
  • An adhesive using a urethane resin may be mentioned.
  • Acrylic-polyester-vinyl chloride resins and the like are also suitable adhesives that can easily exhibit adhesiveness by heating and maintain adhesive strength even when used at high temperatures.
  • the adhesive layer can be formed by a known layer forming method such as a coating method using an adhesive composition comprising these resins.
  • the decorative sheet used in the present invention can have a primer layer and a back primer layer in any one of the respective layers, as necessary, in order to improve the adhesion between the respective layers.
  • a decorative member excellent in interlayer adhesion can be obtained by providing a primer layer as a back primer layer on the substrate sheet side between the adherend and the substrate sheet.
  • a surface protective layer and another layer for example, a resin layer
  • providing a primer layer between the resin layers is effective from the viewpoint of obtaining excellent scratch resistance of the decorative member of the present invention.
  • the primer layer is a transparent or translucent layer, and can be formed using, for example, the resin exemplified as the binder resin used in the decorative layer.
  • the thickness of the primer layer is usually about 0.5 to 20 ⁇ m, preferably 0.5 to 5 ⁇ m, more preferably 0.5 to 3 ⁇ m.
  • the decorative member of the present invention preferably has a concave shape at least on the surface protective layer. Since the decorative member of the present invention has a concave shape, it is particularly excellent in texture (tactile feel). This concave shape should just exist in the surface protective layer at least, and there may exist what reaches a base material sheet. From the viewpoint of obtaining an excellent texture (tactile sensation), it is preferable to combine not only those that remain in the surface protective layer but also those that extend to the resin layer, those that extend to the decorative layer, and those that extend to the base sheet. In addition, in this specification, when the said surface protective layer etc. have the said concave shape, the thickness of this surface protective layer etc. means the thickness measured in the location which does not have the said concave shape.
  • the maximum depth of the concave shape is preferably 15% or more and less than 100% with respect to the total thickness of the decorative sheet, more preferably 15 to 80%, and even more preferably 25 to 80%. Further, the maximum depth of the concave shape is preferably 15 ⁇ m or more, more preferably 20 ⁇ m or more, and further preferably 30 ⁇ m or more. By having such a maximum depth, the decorative sheet does not break during concave processing, for example, embossing, and it does not end up as if the concave shape was crushed. A texture (tactile sensation) is obtained, and as a result, excellent design properties are obtained.
  • the measurement of the maximum depth of the concave shape is carried out by measuring the height from the lowest point of the concave shape to the surface of the surface protective layer using a surface roughness shape measuring instrument.
  • Cut-off value 2.50 mm
  • Cut-off filter type 2RC
  • Inclination correction method Measured under linear measurement conditions, with the deepest being the maximum depth.
  • embossing may be performed by a normal method using a known single-wafer or rotary embossing machine.
  • the decorative sheet used in the present invention has a lightness (CIE (International Lighting Commission) L * a * b * L * value in the color system) defined in JIS Z 8730: 2009 depending on the desired design.
  • CIE International Lighting Commission
  • L * a * b * L * value in the color system a lightness defined in JIS Z 8730: 2009 depending on the desired design.
  • a dark design for example, 50 or less is preferable, 45 or less is more preferable, and 35 or less is more preferable.
  • excellent design properties can be obtained even in the case of a dark color, and particularly when a wood grain pattern is adopted as a picture pattern, excellent design properties can be obtained.
  • the decorative sheet used in the present invention has a lightness. Even if it is made low as 50 or less, since solar radiation reflectance is controlled to become 25% or more as mentioned above, it will have sufficient heat insulation performance.
  • the decorative member of the present invention includes, for example, a step (1) of providing a decorative layer on a base sheet, a step (2) of providing a resin layer on the decorative layer, and applying a curable resin composition on the resin layer. It can be produced by sequentially passing through a step (3) for producing a decorative sheet by curing to form a surface protective layer and a step (4) for laminating the decorative sheet and an adherend.
  • Step (1) is a step of providing a decorative layer on the base sheet.
  • a decoration layer is formed by apply
  • the ink is applied by a known method such as a gravure printing method, a bar coating method, a roll coating method, a reverse roll coating method, or a comma coating method, preferably a gravure printing method.
  • the primer layer is formed by applying a resin composition forming the primer layer by a known method such as a gravure printing method, a bar coating method, a roll coating method, a reverse roll coating method, or a comma coating method. Can do.
  • Step (2) is a step of providing a resin layer on the decorative layer.
  • the resin layer is formed by applying an adhesive to the base material sheet having the decorative layer as necessary to form an adhesive layer, and then using the resin composition for forming the resin layer to extrude and dry the resin layer. It can be formed by laminating by adhesion and pressure bonding by a method such as lamination, wet lamination, thermal lamination or the like.
  • Step (3) is a step in which a curable resin composition is applied on the resin layer and cured to form a surface protective layer.
  • the surface protective layer is obtained by applying and curing an ionizing radiation curable resin composition containing the ionizing radiation curable resin on a resin layer or a primer layer provided on the resin layer as desired. It is done.
  • a curable resin composition may be apply
  • Application of the resin composition for forming the surface protective layer is preferably gravure coating, bar coating, roll coating, reverse roll coating, comma coating, etc. so that the thickness after curing is usually about 1 to 20 ⁇ m.
  • the known method is more preferably performed by gravure coating.
  • the uncured resin layer formed by applying the resin composition is irradiated with ionizing radiation such as an electron beam or ultraviolet ray to form a cured product. It becomes a protective layer.
  • ionizing radiation such as an electron beam or ultraviolet ray
  • the acceleration voltage can be appropriately selected according to the resin to be used and the thickness of the layer, but the uncured resin layer is usually cured at an acceleration voltage of about 70 to 300 kV. preferable.
  • the irradiation dose is preferably such that the crosslinking density of the ionizing radiation curable resin is saturated, and is usually selected in the range of 5 to 300 kGy (0.5 to 30 Mrad), preferably 10 to 50 kGy (1 to 5 Mrad).
  • the electron beam source is not particularly limited, and for example, various electron beam accelerators such as a cockroft Walton type, a bandegraft type, a resonant transformer type, an insulated core transformer type, a linear type, a dynamitron type, and a high frequency type are used. be able to.
  • ultraviolet rays When ultraviolet rays are used as ionizing radiation, those containing ultraviolet rays having a wavelength of 190 to 380 nm are emitted.
  • an ultraviolet-ray source For example, a high pressure mercury lamp, a low pressure mercury lamp, a metal halide lamp, a carbon arc lamp, etc. are used.
  • thermosetting resin composition for formation of a surface protective layer
  • Step (4) is a step of laminating the adherend and the decorative sheet prepared by the above steps (1) to (3), with the base sheet of the decorative sheet and the adherend facing each other.
  • Laminate Examples of the method of laminating the adherend and the decorative sheet include, for example, a laminating method in which a decorative sheet is pressed onto a plate-shaped adherend with a pressure roller and an adhesive is interposed therebetween. The decorative sheet is supplied through the wrapping process in which the decorative sheet is sequentially pressure-bonded and laminated to the plurality of side surfaces constituting the adherend by a plurality of different rollers, and fixed to the fixed frame. Heat up with a heater through a silicone rubber sheet until the decorative sheet softens, and press the vacuum molding die against the heated and softened decorative sheet. At the same time, suck air from the vacuum molding die with a vacuum pump.
  • Preferable examples include vacuum forming processing in which the decorative sheet is firmly attached to the vacuum forming mold.
  • the heating temperature is usually 160 to 200 ° C., depending on the type of resin constituting the adhesive, and with reactive hot melt adhesives Usually about 100 to 130 ° C.
  • the vacuum forming process is generally performed while heating, and is usually performed at about 80 to 130 ° C., preferably about 90 to 120 ° C.
  • the decorative member obtained as described above can be arbitrarily cut and subjected to optional decoration such as grooving and chamfering on the surface and the end of the mouth using a cutting machine such as a router or a cutter.
  • a cutting machine such as a router or a cutter.
  • interior and exterior members of buildings such as walls, ceilings, floors, window frames, doors, handrails, skirting boards, edges, moldings, etc., kitchens, furniture or light electrical appliances, OA equipment, etc. It can be used for a surface decorative board of a cabinet, an interior or exterior of a vehicle.
  • Example 1 Polypropylene resin sheet subjected to double-sided corona discharge treatment (white colored resin sheet, thickness: 80 ⁇ m, containing 0.01 parts by mass of carbon black as a pigment with respect to 100 parts by mass of polypropylene resin, combined with titanium oxide, 10 parts by mass Part) is a base sheet, and a printing ink containing 1.0 part by weight of carbon black as a colorant is applied to one side of the base sheet by a gravure printing method. Then, a woodgrain decorative layer (thickness: 2 ⁇ m) was provided, and a two-part curable urethane-nitrified cotton mixed resin composition was applied to the other surface to form a back primer layer (thickness: 2 ⁇ m).
  • a transparent polyurethane resin adhesive is applied on the decorative layer to form an adhesive layer (thickness after drying: 3 ⁇ m), and the transparent polypropylene resin is heated and melt-extruded by a T-die extruder to obtain a transparent layer. A resin layer was formed.
  • the surface of the resin layer is subjected to corona discharge treatment, and then a two-component curable acrylic-urethane resin composition is applied by a gravure printing method to form a primer layer (thickness after drying: 1 ⁇ m), and further transparent
  • An electron beam curable resin composition (electron beam curable resin: trifunctional urethane acrylate) was applied by a roll coating method (solid content: 3 g / m 2 ), dried to form an uncured resin layer, and an oxygen concentration
  • the surface of the uncured resin layer was cured by irradiation with an electron beam (pressurized voltage: 125 KeV, 5 Mrad) in an environment of 200 ppm to obtain a surface protective layer (thickness: 3 ⁇ m).
  • Example 1 Examples 2 and 6 and Comparative Example 4
  • Example 1 Examples 2 and 6 were performed in the same manner as in Example 1 except that the volume occupancy of the base sheet was changed to the occupancy shown in Table 1 by changing the thickness of the base sheet.
  • a decorative sheet and a decorative member of Comparative Example 4 were produced. Said evaluation is performed about the obtained decorative sheet and a decorative member, and the evaluation result is shown in Table 1.
  • Example 3 In Example 1, a decorative sheet and a decorative member were produced in the same manner as in Example 1, except that the carbon black content of the printing ink used for the decorative layer was changed to 3.0 parts by mass. Said evaluation is performed about the obtained decorative sheet and a decorative member, and the evaluation result is shown in Table 1.
  • Example 4 In Example 1, a decorative sheet and a decorative member were produced in the same manner as in Example 1 except that the carbon black content of the printing ink used for the decorative layer was changed to 0.1 part by mass. Said evaluation is performed about the obtained decorative sheet and a decorative member, and the evaluation result is shown in Table 1.
  • Example 5 In Example 1, the base sheet was replaced with a base sheet not containing carbon black and titanium oxide (polypropylene resin sheet, transparent and colorless, thickness: 80 ⁇ m), and the ink used for the decorative layer was ink containing no carbon black ( Instead of the complex oxide containing calcium element, titanium element and manganese element), the decorative sheet and A decorative member was produced. Said evaluation is performed about the obtained decorative sheet and a decorative member, and the evaluation result is shown in Table 1.
  • Example 7 In Example 1, a decorative sheet and a decorative member were prepared in the same manner as in Example 1 except that the amount of titanium oxide in the polypropylene resin sheet subjected to the double-sided corona discharge treatment was increased to 30 parts by weight of the pigment. Said evaluation is performed about the obtained decorative sheet and a decorative member, and the evaluation result is shown in Table 1.
  • Comparative Example 1 A colorless and transparent polypropylene resin sheet subjected to double-sided corona discharge treatment is used as a resin layer, and one side of the resin layer contains a two-part curable acrylic-urethane resin as a binder and 1.0 part by mass of carbon black as a colorant.
  • the printing ink to be applied is applied by a gravure printing method to provide a wood grain pattern decoration layer (thickness: 2 ⁇ m), and a two-part curable acrylic-urethane resin composition is applied to the other surface by a gravure printing method to form a primer layer ( (Thickness after drying: 1 ⁇ m) and a transparent electron beam curable resin composition (electron beam curable resin: trifunctional urethane acrylate) is applied by a roll coating method (solid content: 3 g / m 2 ). And drying to form an uncured resin layer, and irradiating with an electron beam (pressurized voltage: 125 KeV, 5 Mrad) in an environment with an oxygen concentration of 200 ppm to cure the uncured resin layer.
  • a gravure printing method to provide a wood grain pattern decoration layer (thickness: 2 ⁇ m)
  • a two-part curable acrylic-urethane resin composition is applied to the other surface by a gravure printing method to form a primer layer ( (Thick
  • Example 1 a base sheet (polypropylene resin sheet, brown color, thickness: 80 ⁇ m) containing 0.1 parts by mass of carbon black and an ink used for a decorative layer (Comparative Example 2: 8.0 for carbon black) (Comparative Example 3: containing 15.0 parts by mass of carbon black) and changing the solar reflectance of the decorative sheet and the decorative member to those described in Table 1 in the same manner as in Example 1.
  • base sheet polypropylene resin sheet, brown color, thickness: 80 ⁇ m
  • Comparative Example 3 containing 15.0 parts by mass of carbon black
  • the decorative member of the present invention has an excellent heat shielding performance as B evaluation (temperature rise is less than 85 ° C.) as an evaluation of the heat shielding performance, conceals the adherend, and has an excellent design. It was confirmed that. Even in Example 5 in which carbon black was not used, the brightness (L * value) could be suppressed to 30, which concealed the subject and had a dark wood grain pattern, and excellent design was obtained. In addition, the decorative member of Example 4 having a bright color tone was able to obtain design properties as well as excellent heat shielding performance. Moreover, in the decorative member of Example 7 with a large content of titanium oxide in the base sheet, since the amount of the resin component is small compared to the decorative member of Example 1 or the like, the weather resistance is higher than that of Example 1 or the like.
  • the decorative member of the present invention has excellent heat shielding performance and also has design properties, and is a member for interior and exterior of buildings such as walls, ceilings, floors, window frames, doors, handrails, skirting boards, In addition to fittings such as surrounding edges and malls, it can be suitably used for surface decorative boards for cabinets such as kitchens, furniture or light electrical appliances, OA equipment, and interior and exterior members of vehicles. In particular, taking advantage of its heat shielding performance, it is suitably used for members used in environments exposed to direct sunlight, such as exterior members, doors, and window frames.
  • Substrate material 2. Adhesive layer Cosmetic sheet 31. Base sheet 32. Decorative layer 33. Resin layer 34. Surface protective layer 10. Decorative material

Landscapes

  • Laminated Bodies (AREA)

Abstract

La présente invention concerne un élément décoratif qui possède d'excellentes performances de protection contre la chaleur et des propriétés de conception. Cet élément décoratif comprend, dans l'ordre, une partie adhérente et une feuille décorative qui comprend elle-même, dans l'ordre, une feuille de matériau de base, une couche décorative et une couche de protection de surface, la feuille de matériau de base constituant 75 % au maximum de la feuille décorative en volume, et le facteur de réflexion solaire de la feuille décorative dans la plage de longueurs d'onde de 780-2500 nm, calculé selon la norme JIS K 5602, est supérieur ou égal à 25 % ; et, s'il est calculé selon la norme JIS K 5602, le facteur de réflexion solaire de l'élément décoratif dans la plage de longueurs d'onde de 780-2500 nm est supérieur ou égal à 35 %.
PCT/JP2016/053577 2015-02-06 2016-02-05 Élément décoratif WO2016125906A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2016573442A JP6597644B2 (ja) 2015-02-06 2016-02-05 化粧部材

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2015022589 2015-02-06
JP2015-022589 2015-02-06
JP2015-189908 2015-09-28
JP2015189908 2015-09-28

Publications (1)

Publication Number Publication Date
WO2016125906A1 true WO2016125906A1 (fr) 2016-08-11

Family

ID=56564238

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2016/053577 WO2016125906A1 (fr) 2015-02-06 2016-02-05 Élément décoratif

Country Status (2)

Country Link
JP (2) JP6597644B2 (fr)
WO (1) WO2016125906A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018167495A (ja) * 2017-03-30 2018-11-01 大日本印刷株式会社 化粧シート及びこれを用いた化粧材
JP2018171816A (ja) * 2017-03-31 2018-11-08 大日本印刷株式会社 化粧シート及び該化粧シートを備える化粧部材
WO2019065801A1 (fr) * 2017-09-27 2019-04-04 大日本印刷株式会社 Feuille décorative et matériau décoratif l'utilisant
WO2019065800A1 (fr) * 2017-09-27 2019-04-04 大日本印刷株式会社 Feuille décorative et matériau décoratif l'utilisant
CN111587181A (zh) * 2018-03-29 2020-08-25 Ｎｉｓｓｈａ株式会社 显示面板及其制造方法
WO2022009631A1 (fr) * 2020-07-07 2022-01-13 住友ベークライト株式会社 Panneau pare-lumière pour véhicule

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01188334A (ja) * 1988-01-23 1989-07-27 Oike Ind Co Ltd メタリック化粧シート
JPH11216795A (ja) * 1998-01-30 1999-08-10 Dainippon Printing Co Ltd 外装用断熱シート及び外装用化粧材
JPH11221881A (ja) * 1998-02-05 1999-08-17 Dainippon Printing Co Ltd 外装用断熱シート及び外装用化粧材
JP2004276345A (ja) * 2003-03-14 2004-10-07 Nippon Decor Inc 赤外線反射機能を有する印刷フィルム
JP2004322568A (ja) * 2003-04-28 2004-11-18 Toppan Printing Co Ltd 化粧材及びその製造方法
JP2014043066A (ja) * 2012-08-28 2014-03-13 Toppan Cosmo Inc 遮熱化粧シート

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10180965A (ja) * 1996-12-26 1998-07-07 Dainippon Printing Co Ltd 抗菌性化粧シート
JP2001181420A (ja) * 1999-12-27 2001-07-03 Dainippon Printing Co Ltd 化粧シート

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01188334A (ja) * 1988-01-23 1989-07-27 Oike Ind Co Ltd メタリック化粧シート
JPH11216795A (ja) * 1998-01-30 1999-08-10 Dainippon Printing Co Ltd 外装用断熱シート及び外装用化粧材
JPH11221881A (ja) * 1998-02-05 1999-08-17 Dainippon Printing Co Ltd 外装用断熱シート及び外装用化粧材
JP2004276345A (ja) * 2003-03-14 2004-10-07 Nippon Decor Inc 赤外線反射機能を有する印刷フィルム
JP2004322568A (ja) * 2003-04-28 2004-11-18 Toppan Printing Co Ltd 化粧材及びその製造方法
JP2014043066A (ja) * 2012-08-28 2014-03-13 Toppan Cosmo Inc 遮熱化粧シート

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018167495A (ja) * 2017-03-30 2018-11-01 大日本印刷株式会社 化粧シート及びこれを用いた化粧材
JP2018171816A (ja) * 2017-03-31 2018-11-08 大日本印刷株式会社 化粧シート及び該化粧シートを備える化粧部材
WO2019065801A1 (fr) * 2017-09-27 2019-04-04 大日本印刷株式会社 Feuille décorative et matériau décoratif l'utilisant
WO2019065800A1 (fr) * 2017-09-27 2019-04-04 大日本印刷株式会社 Feuille décorative et matériau décoratif l'utilisant
JP2019059180A (ja) * 2017-09-27 2019-04-18 大日本印刷株式会社 化粧シート及びこれを用いた化粧材
JP2019059178A (ja) * 2017-09-27 2019-04-18 大日本印刷株式会社 化粧シート及びこれを用いた化粧材
EP3689598A4 (fr) * 2017-09-27 2021-07-14 Dai Nippon Printing Co., Ltd. Feuille décorative et matériau décoratif l'utilisant
US11731409B2 (en) 2017-09-27 2023-08-22 Dai Nippon Printing Co., Ltd. Decorative sheet and decorative material using same
CN111587181A (zh) * 2018-03-29 2020-08-25 Ｎｉｓｓｈａ株式会社 显示面板及其制造方法
WO2022009631A1 (fr) * 2020-07-07 2022-01-13 住友ベークライト株式会社 Panneau pare-lumière pour véhicule

Also Published As

Publication number Publication date
JP6760459B2 (ja) 2020-09-23
JP2020019281A (ja) 2020-02-06
JP6597644B2 (ja) 2019-10-30
JPWO2016125906A1 (ja) 2017-10-19

Similar Documents

Publication Publication Date Title
JP6597644B2 (ja) 化粧部材
JP5839066B2 (ja) 化粧シート、及びこれを用いた化粧部材
JP7004110B2 (ja) 化粧シート及びこれを用いた化粧材
JP6528785B2 (ja) 化粧シート及び該化粧シートを備える化粧部材
JP6819419B2 (ja) 化粧シート及び該化粧シートを備える化粧部材
JP6772859B2 (ja) 化粧シート及び該化粧シートを備える化粧部材
JP6774650B2 (ja) 化粧シート及び該化粧シートを備える化粧部材
JP2018167495A (ja) 化粧シート及びこれを用いた化粧材
JP2019038195A (ja) 暗色絵柄化粧シート及びこれを用いた化粧部材
WO2019065801A1 (fr) Feuille décorative et matériau décoratif l'utilisant
WO2019065800A1 (fr) Feuille décorative et matériau décoratif l'utilisant
JP2019064139A (ja) 化粧シート及び該化粧シートを備える化粧部材
JP2020055290A (ja) 化粧シート及びこれを用いた化粧材
JP6977294B2 (ja) 化粧シート及びこれを用いた化粧材
JP6955687B2 (ja) 化粧シート及び該化粧シートを備える化粧部材
JP7225635B2 (ja) 化粧材
JP2019038194A (ja) 化粧シート及びこれを用いた化粧材
JP7415403B2 (ja) 化粧シート及び化粧材
JP6902222B2 (ja) 化粧シート及び該化粧シートを備える化粧部材
JP6286998B2 (ja) 化粧シート及びそれを用いた化粧材

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16746736

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2016573442

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16746736

Country of ref document: EP

Kind code of ref document: A1