WO2018186076A1 - Élément de protection contre les uv, et composition et corps revêtu en comprenant - Google Patents

Élément de protection contre les uv, et composition et corps revêtu en comprenant Download PDF

Info

Publication number
WO2018186076A1
WO2018186076A1 PCT/JP2018/008055 JP2018008055W WO2018186076A1 WO 2018186076 A1 WO2018186076 A1 WO 2018186076A1 JP 2018008055 W JP2018008055 W JP 2018008055W WO 2018186076 A1 WO2018186076 A1 WO 2018186076A1
Authority
WO
WIPO (PCT)
Prior art keywords
oxide layer
thickness
glass
shielding material
ultraviolet shielding
Prior art date
Application number
PCT/JP2018/008055
Other languages
English (en)
Japanese (ja)
Inventor
中村　浩一郎
Original Assignee
日本板硝子株式会社
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 日本板硝子株式会社 filed Critical 日本板硝子株式会社
Priority to JP2018526280A priority Critical patent/JP6395987B1/ja
Publication of WO2018186076A1 publication Critical patent/WO2018186076A1/fr

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28—Compounds of silicon
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/06—Treatment with inorganic compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D201/00—Coating compositions based on unspecified macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere

Definitions

  • the present invention relates to an ultraviolet shielding material, specifically, an ultraviolet shielding material containing flaky glass as a substrate, and more specifically to an ultraviolet shielding material capable of providing white-based reflected light with high luminance.
  • the present invention further relates to a composition containing an ultraviolet shielding material and a coated body in which the coating film contains the ultraviolet shielding material.
  • UVB medium wavelength ultraviolet rays
  • UVA long wavelength ultraviolet rays
  • UVB is ultraviolet light having a wavelength of 280 to 320 nm. UVB causes the human skin to turn red, causing fever, blisters, pain, and the like.
  • UVA is ultraviolet light having a wavelength of 320 to 400 nm. UVA reaches the deep part of human dermis and causes wrinkles and sagging. Therefore, there is a demand for an ultraviolet shielding material that can efficiently shield both UVB and UVA.
  • Patent Document 1 discloses bis (resorcinyl) triazine as an organic ultraviolet shielding material for cosmetics.
  • Patent Document 2 discloses flaky glass in which fine particles of iron oxide are dispersed as an inorganic ultraviolet shielding material.
  • Iron oxide which is an inorganic substance, is superior to organic ultraviolet shielding materials in terms of the durability of the ultraviolet shielding effect.
  • iron oxide absorbs not only ultraviolet rays but also a part of visible light, it tends to color a matrix such as a cosmetic in which it is dispersed.
  • Patent Document 2 reports that the obtained flaky glass was reddish brown (Example 1). For this reason, iron oxide has been considered unsuitable for applications where coloring is not desirable, particularly for applications where white reflected light with high brightness is required.
  • an object of the present invention is to provide an ultraviolet shielding material suitable for providing white-based reflected light having high luminance while containing iron oxide.
  • the present inventor can sufficiently shield ultraviolet rays by forming a titanium oxide layer and an iron oxide layer on a flaky glass, and adjusting the thickness of the glass and the layer, and The present inventors have found that an ultraviolet shielding material capable of providing white-based reflected light with high luminance can be obtained.
  • the present invention A flake glass, and a titanium oxide layer and an iron oxide layer formed in this order on the flake glass,
  • the flake glass has a thickness of 300 nm to 400 nm
  • the titanium oxide layer has a thickness of 80 nm to 100 nm
  • An ultraviolet shielding material having a thickness of the iron oxide layer of 30 nm or more and 50 nm or less is provided.
  • an ultraviolet shielding material suitable for providing white-based reflected light having high luminance while containing iron oxide.
  • the ultraviolet shielding material 10 includes a flaky glass 1, and a titanium oxide layer 2 and an iron oxide layer 3 formed in this order on the flaky glass 1. More specifically, the titanium oxide layer 2 and the iron oxide layer 3 are formed on the first main surface 1a and the second main surface 1b on the opposite sides of the flaky glass 1, and further formed on the side surface 1s. Yes. In other words, the oxide film composed of the titanium oxide layer 2 and the iron oxide layer 3 covers the entire flaky glass 1.
  • the iron oxide layer 3 is the outermost layer of an oxide film that covers the flaky glass 1 and is in contact with an external atmosphere, typically air.
  • the ultraviolet shielding material 10 may have an additional layer on the iron oxide layer 3.
  • This additional layer is, for example, a protective layer.
  • the additional layer preferably has an optical thickness that exceeds the visible wavelength.
  • the first main surface 1 a and the second main surface 1 b are a pair of surfaces that are substantially parallel to each other, and the distance between them corresponds to the thickness t of the flaky glass 1.
  • a typical shape of the flaky glass 1 is shown in FIG. As shown in FIG. 2, the flaky glass 1 is, for example, a scaly thin piece.
  • the iron oxide layer 3 / titanium oxide layer 2 / flaked glass 1 / titanium oxide layer 2 / iron oxide layer 3 are laminated in this order in the direction along the thickness t of the flaky glass 1. It has a five-layer optical interference system.
  • the “optical interference system” means a unit of a layer formed by successively depositing layers having an optical film thickness of 780 nm or less, which is the upper limit of the wavelength in the visible range, in the thickness direction.
  • a thin layer having a thickness of 25 nm or less, particularly a very thin layer having a thickness of 15 nm or less, or a minute island-like deposit that does not constitute a layer has a very limited optical influence, it constitutes an optical interference system. Exclude from the layer to be considered. Therefore, even if a minute layer whose thickness is not more than the above upper limit is interposed between the layers of the optical interference system, the configuration of the optical interference system remains five layers. In general, as the number of layers constituting the optical interference system increases, the degree of freedom in optical design for controlling the transmission or reflection characteristics in the visible range increases.
  • White-colored reflected light can be obtained by adjusting the thickness of each layer of the optical interference system.
  • thickness means a physical film thickness (thickness), not an optical film thickness (thickness) unless otherwise specified.
  • White means that in the L * a * b * color system, the absolute values of a * and b * are both 30 or less, preferably 25 or less, more preferably 20 or less, particularly preferably 15 or less. Say something.
  • each layer of the optical interference system is adjusted as follows. ⁇ Flake glass: 300 to 400 nm ⁇ Titanium oxide layer: 80-100nm ⁇ Iron oxide layer: 30-50nm
  • each layer in the above range is suitable for realizing white reflected light with high luminance regardless of the surrounding materials of the ultraviolet shielding material.
  • the two-layered films 2 and 3 and the flaky glass 1 form a single five-layered optical interference system as a whole.
  • the reflection from each layer constituting the five-layer optical interference system provides white-based reflected light from the ultraviolet shielding material 10. More specifically, the reflected light of the light L incident from the direction substantially perpendicular to the first main surface 1a or the second main surface 1b is white (as described above, a * in the L * a * b * color system . And the absolute value of b * is 30 or less.
  • the formed layers are two layers, an optical interference system having a five-layer structure can be used. Therefore, the ultraviolet shielding material 10 has a two-layer structure in terms of optical design from the viewpoint of producing a white reflected light with high luminance. This is more advantageous than the ultraviolet shielding material having the optical interference system on both sides of the substrate.
  • the physical film thickness (physical thickness) of the flaky glass having an optical film thickness of 780 nm or less, which is the upper limit of the wavelength in the visible range, is about 500 nm or less.
  • the thickness of general-purpose flaky glass is 500 nm or more, but flaky glass having a thickness of less than 500 nm is also known.
  • an optical interference system including thin flaky glass has been used to obtain colored reflected light instead of white reflected light.
  • the optical interference system according to the present embodiment provides white reflected light.
  • the L * value in the L * a * b * color system of white reflected light from the ultraviolet shielding material calculated by optical simulation is, for example, 66 or more. It can be increased to 69 or more, more preferably 70 or more, still more preferably 72 or more, and particularly preferably 74 or more. Since this L * value is the reflected light from one ultraviolet shielding material, it is relatively larger than this, for example, 80 or more, from the actual coating film etc. in which light is reflected from a plurality of ultraviolet shielding materials. May have an L * value of 82 or more, particularly about 85 or more. Note that the L * value described in this paragraph is a value when the ultraviolet shielding material is present alone, in other words, in a state where the surrounding atmosphere is air without being surrounded by a solid or liquid matrix such as a coating film. .
  • the reflectance R at a wavelength of 550 nm of the incident light L for one ultraviolet shielding material calculated by optical simulation is 35% or more, further 37% or more, In particular, it can be increased to 40% or more, and in some cases to 44% or more.
  • “wavelength 550 nm” is selected as a wavelength having high visibility.
  • the reflectance and transmittance at a specific wavelength of the incident light L with respect to one ultraviolet shielding material calculated by optical simulation exist as a single ultraviolet shielding material. In this case, in other words, the value is described in a state where the surrounding atmosphere is air without being surrounded by a matrix such as a coating film.
  • the reflectance at a wavelength of 305 nm of incident light L for one ultraviolet shielding material calculated by optical simulation is 30% or more, further 32% or more, particularly 36. It becomes possible to raise it to more than%. Further, when the optical interference system having a five-layer structure according to the present embodiment is used, the transmittance at a wavelength of 305 nm of the incident light L for one ultraviolet shielding material calculated by optical simulation is reduced to 2% or less or 0%. It becomes possible to do.
  • “wavelength 305 nm” is selected as a wavelength serving as an index of UVB.
  • the reflectance at a wavelength of 380 nm of the incident light L for one ultraviolet shielding material calculated by optical simulation is 12% or more, further 25% or more, particularly 39. % Or more, and in some cases, it can be increased to 42% or more.
  • the transmittance at a wavelength of 380 nm of incident light L for one ultraviolet shielding material calculated by optical simulation is 7% or less, further 6% or less, particularly 4 % Or less, and in some cases, 1% or less.
  • “wavelength 380 nm” is selected as a wavelength serving as an index of UVA.
  • the five-layer optical interference system according to the present embodiment is dispersed not only in the case where the surrounding atmosphere is air but also in the case where the surrounding is a solid or fluid such as a resin, in other words, in a matrix such as a cosmetic or a resin.
  • the film thickness of each layer is designed in consideration of the case where it is. Therefore, the five-layer optical interference system according to the present embodiment can provide white reflected light with high brightness in a wide range of applications.
  • the flaky glass is easily obtained because it is mass-produced, and is composed of a stable oxide.
  • the flaky glass is a fine plate-like glass substrate also called scale glass.
  • the glass composition constituting the flaky glass is not particularly limited, but usually a glass composition containing silicon dioxide as a main component and further containing other metal oxide components such as aluminum oxide, calcium oxide and sodium oxide is used.
  • main component is used as a term that means a component having a maximum content on a mass basis. Examples of the glass composition that can be used include soda lime glass, A glass, C glass, E glass, borosilicate glass, and aluminosilicate glass.
  • the refractive indexes of these glass compositions are generally in the range of 1.50 to 1.60, although there are some differences because their main components are the same (silicon dioxide).
  • soda lime glass, C glass, E glass, and borosilicate glass are preferable, and the refractive index thereof is in the range of 1.52 to 1.58.
  • the preferable average particle diameter of the flaky glass is 1 to 1000 ⁇ m, more preferably 3 to 500 ⁇ m, and particularly 5 to 200 ⁇ m.
  • the average particle size of the flake glass is determined by the particle size distribution (D50) corresponding to 50% of the cumulative volume from the small particle size side in the particle size distribution of the light scattering equivalent diameter measured by the laser diffraction method. To do.
  • the thickness of the flaky glass is about 0.5 to 5 ⁇ m for general-purpose products.
  • the thickness of the flake glass is set to the above-mentioned very narrow range (300 to 400 nm).
  • the flaky glass having a thickness in this range can be produced by a conventionally known method such as a blow method or a rotary method.
  • FIG. 3 shows an example of an apparatus for producing flaky glass by a blow method.
  • the manufacturing apparatus includes a fireproof kiln 12, a blow nozzle 15, and a press roll 17.
  • the glass substrate 11 melted in the refractory kiln 12 (melting tank) is inflated into a balloon shape by the gas sent to the blow nozzle 15 and becomes a hollow glass film 16.
  • the flaky glass 1 is obtained.
  • the thickness of the flaky glass 1 can be controlled by adjusting the tensile speed of the hollow glass film 16 and the flow rate of the gas fed from the blow nozzle 15.
  • FIG. 4 shows an example of an apparatus for producing flaky glass by the rotary method.
  • the apparatus includes a rotating cup 22, a pair of annular plates 23, and an annular cyclone collector 24.
  • the molten glass substrate 11 is poured into the rotating cup 22, flows out radially from the upper edge of the rotating cup 22 by centrifugal force, is sucked by the air flow through the annular plate 23, and the annular cyclone collector 24.
  • the glass While passing through the annular plate 23, the glass is cooled and solidified in the form of a thin film, and further crushed into small pieces, whereby the flaky glass 1 is obtained.
  • the thickness of the flaky glass 1 can be controlled by adjusting the interval between the annular plates 23, the speed of the air flow, and the like.
  • [Laminated film of titanium oxide layer and iron oxide layer] A titanium oxide layer and an iron oxide layer are laminated in this order on the flaky glass. Each of these layers is formed to have the thickness described above. A technique for forming these layers has already been established, and it is easy to form these layers to have a desired film thickness.
  • the titanium oxide layer is preferably composed of rutile titanium oxide.
  • Anatase type is also known as a crystalline form of titanium oxide.
  • anatase-type titanium oxide has high activity as a photocatalyst and may decompose surrounding organic substances.
  • a rutile type having a relatively stable crystal form and a high refractive index is suitable for the titanium oxide layer constituting the optical interference unit.
  • the rutile-type titanium oxide layer can be formed by heating anatase-type titanium oxide to a high temperature of about 800 ° C. or more and transferring it to the rutile type. Moreover, a rutile type titanium oxide layer can be formed without requiring heating at a high temperature by depositing a tin compound on the surface on which the titanium oxide layer is to be formed to deposit titanium oxide. Details of the latter method are disclosed in JP-T-2006-510797 and JP-A-2001-31421.
  • the flaky glass having a titanium oxide layer formed on the surface develops a color tone corresponding to the thickness of the titanium oxide layer due to light interference by the titanium oxide layer.
  • the titanium oxide monolayer film formed on the flaky glass exhibits, for example, yellow with a thickness of about 100 nm, red with a thickness of about 130 nm, blue with a thickness of about 160 nm, and green with a thickness of about 175 nm.
  • the color tone may be slightly different even if the thickness of the titanium oxide film is the same.
  • the iron oxide layer is preferably composed of trivalent iron oxide (Fe 2 O 3 ). Fe 2 O 3 is superior in ultraviolet shielding ability compared to divalent iron oxide (FeO).
  • the iron oxide layer can be formed by applying a colloidal solution of Fe 2 O 3 to the surface on which the iron oxide layer is to be formed and drying.
  • the iron oxide layer can be formed by dispersing a base material having a surface on which an iron oxide layer is to be formed in an iron chloride (FeCl 3 ) aqueous solution and heat-treating the iron chloride aqueous solution in the presence of a base.
  • FeCl 3 iron chloride
  • composition and coating body containing UV shielding material exhibits a vivid white color when mixed with various compositions.
  • Another aspect of the present invention provides a composition comprising the ultraviolet shielding material according to the present invention.
  • the composition may be at least one selected from cosmetics, paints, inks, and resin compositions.
  • a cosmetic is suitable.
  • cosmetics include those containing an oil component together with an ultraviolet shielding material.
  • the cosmetic may further contain pigments, pH adjusters, humectants, thickeners, surfactants, dispersants, stabilizers, colorants, preservatives, antioxidants, fragrances and the like.
  • the cosmetic may be a foundation.
  • the resin composition include those containing a resin such as PMMA together with an ultraviolet shielding material.
  • the resin composition may be an artificial marble molded product.
  • the SPF value can be increased to 40 or more, and further to 50 or more (50+).
  • the PFA value can be increased to 16 or more.
  • the SPF value is an index representing the degree of the effect of shielding UVB.
  • the PFA value is an index representing the degree of the effect of shielding UVA.
  • this invention provides the coating body provided with the base material and the coating film formed on the base material containing the ultraviolet-ray shielding material by this invention from another side surface.
  • the painted body may be coated paper.
  • the base material in this case is paper, but the base material is not limited to paper, and may be metal, resin, ceramics, or the like.
  • the coating film may be comprised from the composition by this invention, and may be formed by apply
  • the thickness of the flaky glass is thin, the ratio of the weight of the iron oxide layer to the weight of the flaky glass is high. Therefore, even if the content of the ultraviolet shielding material in the composition or the coating film is a lower value than conventional, an effect of sufficiently shielding ultraviolet rays can be obtained.
  • the ultraviolet shielding material includes flaky glass having a thickness of 400 nm and 2 mg of the composition or coating film is disposed on 1 cm 2 of the surface of the substrate, the content of the ultraviolet shielding material in the composition or coating film If it is 5 weight% or more, the whole surface of a base material can be coat
  • the content of the ultraviolet shielding material in the composition or coating film is 4 If it is at least% by weight, the entire surface of the substrate can be covered with an ultraviolet shielding material.
  • the content of the ultraviolet shielding material of the present embodiment in the composition or coating film may be 15% by weight or less, further 10% by weight or less, and particularly 8% by weight or less.
  • the thickness of the flaky glass may be from 300 nm to 350 nm.
  • a titanium oxide layer and an iron oxide (Fe 2 O 3 ) layer are formed in this order on the flaky glass, and the thickness and reflection of the flaky glass and the layer in the ultraviolet shielding material constituting the optical interference system together with the flaky glass.
  • the relationship with characteristics was calculated.
  • optical characteristics including reflection characteristics are obtained from the refractive index (n) and extinction coefficient (k) and thickness of each material constituting the laminated structure (flaked glass and layer), and light.
  • the model of the configuration used in this calculation is ambient (external environment) / Fe 2 O 3 / TiO 2 / flaked glass / TiO 2 / Fe 2 O 3 / ambient (external environment).
  • soda lime glass was assumed.
  • the titanium oxide layer was a rutile type.
  • the surroundings were air (refractive index 1.0) or resin.
  • PMMA polymethyl methacrylate; refractive index 1.49
  • the assumed light source is a D65 light source, the assumed incident angle of light is 5 degrees, and the assumed measurement position of reflected light is in the direction of the reflected angle of 5 degrees.
  • Tables 1 to 6 show the calculation results for the reflection optical characteristics and the ultraviolet shielding characteristics.
  • R is the reflectivity at a wavelength of 550nm (%), L *, value of a * and b * L * a * b * based on the color system.
  • the ultraviolet shielding property the reflectance and transmittance at a wavelength of 305 nm and the reflectance and transmittance at a wavelength of 380 nm were calculated.
  • the SPF values in Tables 1-6 were calculated as follows. About the commercial cosmetics, the transmittance
  • permeability and SPF value in wavelength 305nm were measured. Commercially available cosmetics contained titanium oxide and zinc oxide as UV shielding materials. The respective contents of titanium oxide and zinc oxide in commercial cosmetics were changed, and the transmittance and SPF value at a wavelength of 305 nm were measured again. When this operation was repeated and the correlation between the transmittance at a wavelength of 305 nm and the SPF value was obtained based on the obtained plurality of data, the following relational expression (1) was obtained. The SPF values in Tables 1 to 6 were calculated by substituting the transmittance at a wavelength of 305 nm of the ultraviolet shielding material obtained by optical simulation into the relational expression (1). y 74.049x -0.888 (1)
  • y represents the SPF value
  • x represents the transmittance (%) at a wavelength of 305 nm.
  • the PFA values in Tables 1-6 were calculated as follows. About the commercial cosmetics, the transmittance
  • y indicates the PFA value
  • x indicates the transmittance (%) at a wavelength of 380 nm.
  • the absolute values of a * and b * are 30 or less by adjusting the thickness of the titanium oxide layer even if the thickness of the iron oxide layer is greater than 50 nm. It is possible to obtain reflected light. However, when the thickness of the iron oxide layer is greater than 50 nm, the L * value of the reflected light is significantly reduced. For example, in a combination of flaky glass having a thickness of 300 nm and a titanium oxide layer having a thickness of 80 nm, when the thickness of the iron oxide layer is 30 nm, the L * value of reflected light is 72 and the thickness of the iron oxide layer is 50 nm. The L * value of the reflected light is 71 (see Table 2).
  • the characteristics of the reflected light from one ultraviolet shielding material are calculated.
  • the brightness of reflected light is observed to be higher than this. It is often experienced that reflected light from about 3 to 6 UV shielding materials is observed in the coating film.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Cosmetics (AREA)
  • Paints Or Removers (AREA)

Abstract

La présente invention concerne un élément de protection efficace contre les UV, approprié pour fournir une lumière réfléchie blanche à luminosité élevée. L'élément de protection contre les UV (10) selon la présente invention comprend : des paillettes de verre (1) ; une couche d'oxyde de titane (2) et une couche d'oxyde de fer (3) qui sont déposées dans cet ordre sur les paillettes de verre (1), les paillettes de verre (1) présentant une épaisseur de 300 à 400 nm, la couche d'oxyde de titane (2) présentant une épaisseur de 80 à 100 nm et la couche d'oxyde de fer (3) présentant une épaisseur de 30 à 50 nm. La couche d'oxyde de titane (2) et la couche d'oxyde de fer (3) sont, par exemple, situées sur une première surface principale (1a) et une seconde surface principale (1b) des paillettes de verre (1), les première et seconde surfaces principales étant opposées l'une à l'autre.
PCT/JP2018/008055 2017-04-06 2018-03-02 Élément de protection contre les uv, et composition et corps revêtu en comprenant WO2018186076A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2018526280A JP6395987B1 (ja) 2017-04-06 2018-03-02 紫外線遮蔽材、並びに、それを配合した組成物及び塗装体

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017075832 2017-04-06
JP2017-075832 2017-04-06

Publications (1)

Publication Number Publication Date
WO2018186076A1 true WO2018186076A1 (fr) 2018-10-11

Family

ID=63713375

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/008055 WO2018186076A1 (fr) 2017-04-06 2018-03-02 Élément de protection contre les uv, et composition et corps revêtu en comprenant

Country Status (1)

Country Link
WO (1) WO2018186076A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2021014981A1 (fr) * 2019-07-23 2021-01-28

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07330361A (ja) * 1994-06-07 1995-12-19 Nippon Sheet Glass Co Ltd 酸化鉄微粒子分散フレーク状ガラス及びそれを配合した化粧料
JPH07330542A (ja) * 1994-06-07 1995-12-19 Nippon Sheet Glass Co Ltd フレーク状ガラス、その製造方法及びそれを配合した化粧料
JPH0971417A (ja) * 1995-09-07 1997-03-18 Nippon Sheet Glass Co Ltd フレーク状粉体及びそれを配合した化粧料
JP2004307424A (ja) * 2003-04-09 2004-11-04 Kao Corp メイクアップ化粧料
WO2007116769A1 (fr) * 2006-03-27 2007-10-18 Nippon Sheet Glass Company, Limited Pigment de brillance à tonalité dorée et préparation cosmétique, matériau d'enrobage, encre ou composition à base de résine contenant ledit pigment
JP2011520764A (ja) * 2008-05-27 2011-07-21 メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフツング 顔料における使用のためのガラス−セラミックフレーク

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07330361A (ja) * 1994-06-07 1995-12-19 Nippon Sheet Glass Co Ltd 酸化鉄微粒子分散フレーク状ガラス及びそれを配合した化粧料
JPH07330542A (ja) * 1994-06-07 1995-12-19 Nippon Sheet Glass Co Ltd フレーク状ガラス、その製造方法及びそれを配合した化粧料
JPH0971417A (ja) * 1995-09-07 1997-03-18 Nippon Sheet Glass Co Ltd フレーク状粉体及びそれを配合した化粧料
JP2004307424A (ja) * 2003-04-09 2004-11-04 Kao Corp メイクアップ化粧料
WO2007116769A1 (fr) * 2006-03-27 2007-10-18 Nippon Sheet Glass Company, Limited Pigment de brillance à tonalité dorée et préparation cosmétique, matériau d'enrobage, encre ou composition à base de résine contenant ledit pigment
JP2011520764A (ja) * 2008-05-27 2011-07-21 メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフツング 顔料における使用のためのガラス−セラミックフレーク

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2021014981A1 (fr) * 2019-07-23 2021-01-28
WO2021014981A1 (fr) * 2019-07-23 2021-01-28 日本板硝子株式会社 Matériau de protection contre les infrarouges proches
JP7227376B2 (ja) 2019-07-23 2023-02-21 日本板硝子株式会社 近赤外線遮蔽材

Similar Documents

Publication Publication Date Title
US9482798B2 (en) Plasmonic nano-color coating layer and method for fabricating the same
US10577502B2 (en) Bright pigment, method for producing same, pigment-containing composition, and pigment-containing painted product
JP2006508982A5 (fr)
KR20170097142A (ko) 고 채도 및 고 휘도를 갖는 효과 안료, 그의 제조 방법 및 그의 용도
KR20170101248A (ko) 고 채도 및 고 휘도를 갖는 적색 장식용 안료, 그의 제조 방법 및 그의 용도
JP6395987B1 (ja) 紫外線遮蔽材、並びに、それを配合した組成物及び塗装体
WO2018186076A1 (fr) Élément de protection contre les uv, et composition et corps revêtu en comprenant
US11472963B2 (en) Glitter pigment, pigment-containing composition, and pigment-containing painted product
JP6227850B1 (ja) 電磁波透過特性を有する光揮性顔料とこの顔料を含む組成物及び塗装体
WO2018123125A1 (fr) Pigment à paillettes, composition le contenant, et article revêtu contenant ledit pigment
JP6243093B1 (ja) 光輝性顔料、顔料含有組成物、及び顔料含有塗装体
JP2016519172A (ja) 紫外線反射性顔料、並びにその製造方法及び使用方法
KR101276447B1 (ko) 펄(ｐｅａｒｌ) 광택 안료 및 그를 포함하는 화장료 조성물
WO2021014981A1 (fr) Matériau de protection contre les infrarouges proches
Pfaff Special effect pigments
JP2004124030A (ja) 多層干渉性顔料
KR20240002973A (ko) 능동형 기능성 데코 필름
TW202339950A (zh) 附反射防止膜之透明基體及圖像顯示裝置
TW202400409A (zh) 附反射防止膜之透明基體及圖像顯示裝置
JP2002144481A (ja) 光学機能ガラス薄膜積層体およびその製造方法
Shaul Writing 340, Section 66818 Illumin Paper Layer-by-layer: Engineering Surfaces
JPH0234331A (ja) 選択光透過性雲母

Legal Events

Date Code Title Description
ENP Entry into the national phase

Ref document number: 2018526280

Country of ref document: JP

Kind code of ref document: A

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

Ref document number: 18780901

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18780901

Country of ref document: EP

Kind code of ref document: A1