WO2009055958A1 - Réflecteur en céramique et son procédé de fabrication - Google Patents

Réflecteur en céramique et son procédé de fabrication Download PDF

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Publication number
WO2009055958A1
WO2009055958A1 PCT/CN2007/003065 CN2007003065W WO2009055958A1 WO 2009055958 A1 WO2009055958 A1 WO 2009055958A1 CN 2007003065 W CN2007003065 W CN 2007003065W WO 2009055958 A1 WO2009055958 A1 WO 2009055958A1
Authority
WO
WIPO (PCT)
Prior art keywords
cup base
ceramic material
reflector
retroreflective device
ceramic
Prior art date
Application number
PCT/CN2007/003065
Other languages
English (en)
Chinese (zh)
Inventor
Jinling Luo
Original Assignee
Jinling Luo
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 Jinling Luo filed Critical Jinling Luo
Priority to PCT/CN2007/003065 priority Critical patent/WO2009055958A1/fr
Publication of WO2009055958A1 publication Critical patent/WO2009055958A1/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • C04B41/5022—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with vitreous materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/85—Coating or impregnation with inorganic materials
    • C04B41/86—Glazes; Cold glazes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings

Definitions

  • the present invention relates to the field of lighting devices, and more particularly to a ceramic material reflecting device and a method of manufacturing the same.
  • the reflectors of existing reflective lighting fixtures are of the following types - metallic materials such as aluminum alloys or alloy steels, which are specular reflections of visible light using a smooth surface of dense metal.
  • metallic materials such as aluminum alloys or alloy steels, which are specular reflections of visible light using a smooth surface of dense metal.
  • Such a reflector or reflector has the characteristics of being easily deformed, easily oxidized, resulting in poor light resistance, absorption of visible light, high temperature during operation, large loss of light, poor insulation to heat and electricity, blinking of light and glare, and ultraviolet light. Shortcomings such as poor protection.
  • a metal reflective layer or other dielectric reflective film is plated on the surface of the glass by electroplating, electroless plating or high-temperature evaporation to form a reflective layer.
  • the disadvantages are: high cost, easy oxidation, easy falling off, poor light resistance, high temperature during operation, poor impact resistance, and shortened life of the light source.
  • the surface of the organic polymer material is plated with a metal reflective layer or other medium reflective film as a reflective layer by electroplating, electroless plating or high-temperature evaporation.
  • the disadvantages are high cost, easy deformation, easy oxidation, and easy falling off, resulting in poor light resistance.
  • the temperature is high, the base material is easy to age and brittle, and the protection effect against ultraviolet rays is poor, and the life of the light source is shortened.
  • a metal film is plated on the surface of the ceramic material substrate by electroplating, electroless plating or high-temperature vapor deposition as a light-reflecting layer, which has the disadvantages of high cost, easy oxidation, and easy peeling, resulting in poor durability.
  • the glass surface is sanded and used as a reflective surface.
  • the disadvantages are high light transmittance, low light reflectivity, and diffuse reflection of all reflected light.
  • the orientation is poor, the range is short, and the temperature of the lamp cup is high during operation.
  • the technical problem to be solved by the invention is to provide a reflective device made of glazed ceramic material and a manufacturing method thereof, in order to obtain high-quality light with a large luminous flux at a certain angle, uniform light and low ultraviolet light.
  • the light quality and light effect of the existing reflector lamp cup or the reflector lamp cover are high, and the mechanical and electrical properties are good, the working temperature is low, the light resistance is good, and the manufacturing cost is low.
  • a ceramic material reflecting device comprising a cup base provided with a bulb mounting hole, wherein the entire cup base is made of sintered polycrystalline multi-phase ceramic material, and the inner surface of the cup base A transparent white glaze layer is applied, and a smooth reflective surface is formed on the surface of the white glaze layer, and the white glaze layer and the cup base form a reflective interface.
  • the base of the cup is in the shape of a parabolic cup, or a hyperbolic cup, or a cone reflector, or a four-sided prismatic reflector, or a semi-circular reflector, or a spherical reflector, or a cylindrical reflector, or a trumpet reflector Hood, or lotus-shaped reflector.
  • a sintered polycrystalline multiphase ceramic material is used as a matrix, which has a diffuse reflection and dispersion effect on light.
  • the appearance is shown in Figure 1 and Figure 2, and the cross-sectional structure is shown in Figure 3.
  • the inner surface of the cup base (1) is coated with a transparent white glaze (3), which functions as a 'smooth reflecting surface (4) to cause specular reflection of light; wherein the particles and micropores have a scattering effect on the light; Forming a reflective interface (5) with the cup base (1).
  • the glaze can fill the pores and grain boundaries of the surface of the ceramic material (polycrystalline multiphase) substrate, and polish the grain surface to make the interface a flat reflection.
  • the cup base (1) is dense enough, the transparent white glaze layer (3) is thin enough to form a reflection-increasing film, which has a strong effect on light and improves long-wavelength light. Reflectivity, making the light softer.
  • a white glaze or a colored glaze is applied to the outer surface of the cup base for aesthetic purposes and partial reflection.
  • the sintered ceramic material (polycrystalline multiphase) substrate has diffuse reflection effect on light
  • the transparent white glaze on the inner surface has specular reflection, scattering and transmission effects on light, and the reflection effect
  • the interface has specular reflection on light.
  • diffuse reflection; the outer surface glaze has a reflection and scattering effect on light. Specular reflection makes the light direction uniform and the light effect is high, while diffuse reflection and anti-reflection make the light more uniform and soft.
  • the present invention can obtain high-quality illumination with a larger luminous flux, less ultraviolet light, and more uniform and soft light at a certain angle, and can be widely used as a reflection device for lighting lamps for daily use. Moreover, the process cost is low, the product has good light resistance and the light source has a long service life.
  • Figure 1 is a schematic view showing the structure of the product of the present invention.
  • Figure 2 is a plan view of the product of the present invention.
  • Figure 3 is a cross-sectional view of the product of the present invention.
  • the sintered ceramic material (polycrystalline multiphase) cup may be a parabolic cup shape, and the base body (1) may be made of a common dense silicate ceramic, and the molding method is spin forming or roll forming, and the sintering temperature ranges from 1200 ° C to 1400 °. C; transparent white glaze layer (3) is a transparent glass glaze or high reflection glaze, and glaze layer (2) is a common ceramic glaze.
  • transparent white glaze layer (3) is a transparent glass glaze or high reflection glaze
  • glaze layer (2) is a common ceramic glaze.
  • the sintered ceramic material (polycrystalline multiphase) cup base (1) can also be made of dense oxide ceramics, and the molding method is dry pressing or isostatic pressing, and the sintering temperature ranges from 1300 ° C to 1700 ° C; transparent white glaze layer ( 3) Glass glaze or high reflection glaze for fine ceramics, glaze layer (2) is ordinary ceramic glaze. After the cup base (1) is burnt, glaze is applied by dipping or coating or spraying, and the firing temperature range is 700. -1150 °C, rapid cooling or addition of titanium dioxide can be used to increase the specular reflectance of the surface to light.
  • the shape of the cup may also be a hyperbolic cup shape, or a cone reflector, or a four-sided prismatic reflector, or a semi-circular reflector, or a spherical reflector, or a cylindrical reflector, or a trumpet reflector, or Lotus-shaped reflector. There are bulb mounting holes on top of them.
  • the manufacturing process is similar to the foregoing.
  • ceramic material is a wide bandgap insulating material, and it does not absorb visible light, but absorbs ultraviolet light. Compared with metal, its insulating property is much higher, and the absorption rate of visible light is higher. Much lower, much lower thermal effect, much lower heat and UV transmission, much better mechanical and chemical stability; much higher reflectivity than high polymer materials, high temperature and oxidation resistance Much better; compared to glass, it has low absorption and transmission of visible light, low thermal effect, much higher reflectivity, and high impact resistance.
  • the reflective device When a transparent white glaze is applied to the inner surface of a base made of a dense silicate ceramic or a dense oxide ceramic, the reflective device can obtain a larger luminous flux, a less ultraviolet light, and a more uniform light at a certain angle.
  • the high-quality illumination can be widely used as a reflector for everyday lighting fixtures.
  • the process cost is low, the product has good light resistance and the light source has a long service life.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

L'invention porte sur un réflecteur en céramique et sur son procédé de fabrication. Le réflecteur en céramique comprend un corps principal d'abat-jour avec une ouverture pour installer une ampoule. L'ensemble du corps principal d'abat-jour est réalisé en matériaux céramiques multiphasés polycristallins frittés. La surface interne du corps principal d'abat-jour comporte une couche de glaçure blanche transparente, dont la surface joue le rôle de surface réfléchissante, et une interface réfléchissante se trouve entre la couche de glaçure blanche et le corps principal d'abat-jour. Le corps principal d'abat-jour est réalisé en matériaux céramiques frittés, dont les composants sont en général des céramiques au silicate ou des céramiques d'oxyde compact.
PCT/CN2007/003065 2007-10-29 2007-10-29 Réflecteur en céramique et son procédé de fabrication WO2009055958A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2007/003065 WO2009055958A1 (fr) 2007-10-29 2007-10-29 Réflecteur en céramique et son procédé de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2007/003065 WO2009055958A1 (fr) 2007-10-29 2007-10-29 Réflecteur en céramique et son procédé de fabrication

Publications (1)

Publication Number Publication Date
WO2009055958A1 true WO2009055958A1 (fr) 2009-05-07

Family

ID=40590504

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2007/003065 WO2009055958A1 (fr) 2007-10-29 2007-10-29 Réflecteur en céramique et son procédé de fabrication

Country Status (1)

Country Link
WO (1) WO2009055958A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109133864A (zh) * 2018-09-21 2019-01-04 河南省钧艺照明灯具有限公司 一种led路灯壳体的制备工艺
CN109265138A (zh) * 2018-09-21 2019-01-25 河南省钧艺照明灯具有限公司 一种散热绝缘的陶瓷灯具壳体及其制备方法
CN109458603A (zh) * 2018-09-21 2019-03-12 河南省钧艺照明灯具有限公司 一种高透光性的陶瓷壳体结构的制备方法
CN111777331A (zh) * 2020-06-22 2020-10-16 佛山欧神诺陶瓷有限公司 高日光反射率陶瓷釉料、建筑节能型瓷质釉面砖及其制备方法
CN115613031A (zh) * 2022-09-20 2023-01-17 箭牌家居集团股份有限公司 一种陶瓷制品的制备方法及其陶瓷制品

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10326514A (ja) * 1997-05-24 1998-12-08 Miyao Co Ltd:Kk 照明器具用ボ−ンチャイナ製シェ−ド
JPH11288610A (ja) * 1998-03-31 1999-10-19 Ushio Inc プロジェクタ用光源装置
CN2546739Y (zh) * 2002-04-09 2003-04-23 陈国潘 反光陶瓷灯罩
US20040095770A1 (en) * 2002-09-30 2004-05-20 Rolf Meyer Reflector for a light of higher power with an outer safety jacket
JP2004170877A (ja) * 2002-11-22 2004-06-17 Sharp Corp 反射体及びその製造方法
DE10227411A1 (de) * 2002-06-14 2004-08-05 Frank Optic Products Gmbh Optische Technologien Verfahren zur Herstellung von Reflektoren und Diffusreflektor für Laser
WO2005108860A1 (fr) * 2004-05-10 2005-11-17 Euromedley B.V. Reflecteur en ceramique

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10326514A (ja) * 1997-05-24 1998-12-08 Miyao Co Ltd:Kk 照明器具用ボ−ンチャイナ製シェ−ド
JPH11288610A (ja) * 1998-03-31 1999-10-19 Ushio Inc プロジェクタ用光源装置
CN2546739Y (zh) * 2002-04-09 2003-04-23 陈国潘 反光陶瓷灯罩
DE10227411A1 (de) * 2002-06-14 2004-08-05 Frank Optic Products Gmbh Optische Technologien Verfahren zur Herstellung von Reflektoren und Diffusreflektor für Laser
US20040095770A1 (en) * 2002-09-30 2004-05-20 Rolf Meyer Reflector for a light of higher power with an outer safety jacket
JP2004170877A (ja) * 2002-11-22 2004-06-17 Sharp Corp 反射体及びその製造方法
WO2005108860A1 (fr) * 2004-05-10 2005-11-17 Euromedley B.V. Reflecteur en ceramique

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109133864A (zh) * 2018-09-21 2019-01-04 河南省钧艺照明灯具有限公司 一种led路灯壳体的制备工艺
CN109265138A (zh) * 2018-09-21 2019-01-25 河南省钧艺照明灯具有限公司 一种散热绝缘的陶瓷灯具壳体及其制备方法
CN109458603A (zh) * 2018-09-21 2019-03-12 河南省钧艺照明灯具有限公司 一种高透光性的陶瓷壳体结构的制备方法
CN111777331A (zh) * 2020-06-22 2020-10-16 佛山欧神诺陶瓷有限公司 高日光反射率陶瓷釉料、建筑节能型瓷质釉面砖及其制备方法
CN111777331B (zh) * 2020-06-22 2021-11-09 佛山欧神诺陶瓷有限公司 高日光反射率陶瓷釉料、建筑节能型瓷质釉面砖及其制备方法
CN115613031A (zh) * 2022-09-20 2023-01-17 箭牌家居集团股份有限公司 一种陶瓷制品的制备方法及其陶瓷制品

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