WO2012161442A2 - Feuille holographique et son procédé de fabrication, et boîtier de dispositif électronique et appareil émetteur de lumière utilisant ce boîtier - Google Patents

Feuille holographique et son procédé de fabrication, et boîtier de dispositif électronique et appareil émetteur de lumière utilisant ce boîtier Download PDF

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Publication number
WO2012161442A2
WO2012161442A2 PCT/KR2012/003708 KR2012003708W WO2012161442A2 WO 2012161442 A2 WO2012161442 A2 WO 2012161442A2 KR 2012003708 W KR2012003708 W KR 2012003708W WO 2012161442 A2 WO2012161442 A2 WO 2012161442A2
Authority
WO
WIPO (PCT)
Prior art keywords
sheet
hologram
layer
base film
manufacturing
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2012/003708
Other languages
English (en)
Korean (ko)
Other versions
WO2012161442A3 (fr
Inventor
김삼종
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SAMHYUN TECH Co Ltd
Diabell Co Ltd
Original Assignee
SAMHYUN TECH Co Ltd
Diabell Co Ltd
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 SAMHYUN TECH Co Ltd, Diabell Co Ltd filed Critical SAMHYUN TECH Co Ltd
Publication of WO2012161442A2 publication Critical patent/WO2012161442A2/fr
Publication of WO2012161442A3 publication Critical patent/WO2012161442A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1847—Manufacturing methods
    • G02B5/1857—Manufacturing methods using exposure or etching means, e.g. holography, photolithography, exposure to electron or ion beams
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/0276—Replicating a master hologram without interference recording
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H1/024—Hologram nature or properties
    • G03H1/0244—Surface relief holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2227/00—Mechanical components or mechanical aspects not otherwise provided for
    • G03H2227/04—Production line for mass production

Definitions

  • the present invention relates to a hologram sheet, and more particularly, to a hologram sheet for implementing a three-dimensional stereoscopic image on a plane, a method of manufacturing the same, and apparatuses using the same.
  • a hologram sheet In order to manufacture a hologram housing, first, a hologram sheet must be manufactured. Generally, a hologram sheet is prepared by hot stamping a hologram foil by transfer, laminating a plurality of moldings in which a hologram pattern is formed, or depositing moldings in which a hologram pattern is formed. do.
  • the foil and the lamination method frequently peel off under high temperature, high pressure, and high humidity, and the deposition method becomes thick, they are used in IT devices such as mobile phones, home appliances such as refrigerators, TVs, and interiors of automobiles. It was difficult to apply to a housing or the like.
  • An embodiment of the present invention is to provide a hologram sheet and a method of manufacturing the same that can reduce defects and simplify the process.
  • Another object of the present invention is to provide a housing and a light emitting device of an electronic device using the hologram sheet.
  • the hologram sheet according to an aspect of the present invention may include a base film and a UV coating layer finely processed on the entire surface of the hologram pattern while coating the base film.
  • a print layer may be further provided on the rear surface of the base film.
  • a hologram sheet including a base film, a UV coating layer formed on the front surface of the base film, and a primer layer finely processed on the back of the base film may be provided.
  • a backing layer may be provided with a background layer, and a backing layer may be further provided with a printing layer.
  • the base sheet is pressed between the compression roller stamped with a hologram pattern to finely process the hologram pattern
  • a method of manufacturing a hologram sheet provided by curing the UV coating layer of the patterned base sheet may be provided.
  • the pressing roller may be provided to be interchangeable.
  • a print layer may be further provided on the rear surface of the base film.
  • a method of manufacturing a hologram sheet may be provided by finely processing a hologram pattern and curing the primer layer of the patterned base sheet.
  • a background layer may be further provided on the rear surface of the primer layer, and a printing layer may be further provided on the rear surface of the primer layer.
  • According to another aspect of the present invention may be provided with an electronic housing provided by insert injection molding the hologram sheet provided as described above.
  • a light emitting device using an electronics housing provided with a light source for irradiating light to the front in the rear of the electronics housing provided as described above.
  • the light source is a surface light emitting module
  • the base injection molding of the electronic device housing may be provided translucent or transparent so that light can be transmitted.
  • the hologram sheet and its manufacturing method according to the embodiment of the present invention implements UV resin coating and holographic pattern micromachining on the base film at the same time, thereby simplifying the process to reduce the manufacturing cost and the defective rate, and further reducing the thickness by slimming. Can be implemented.
  • the electronic housing provided by insert-injecting the hologram sheet can be easily applied to IT devices, home appliances, vehicles, etc., because the hologram sheet is stably maintained without peeling even in high temperature, high pressure, and high humidity environments.
  • FIG. 1 is a photograph showing a hologram sheet according to an embodiment of the present invention.
  • FIG. 2 is a view schematically illustrating a method of manufacturing the hologram sheet of FIG. 1.
  • FIG. 3 is a photograph illustrating an electronic device housing having a hologram sheet according to another exemplary embodiment of the present invention.
  • FIG. 4 is a cross-sectional view and a picture showing the hologram sheet shown in FIG. 3
  • FIG. 5 is a cross-sectional view and a picture showing the hologram sheet according to another embodiment of the present invention.
  • FIGS. 6 and 7 are views and photos illustrating a light emitting device using an electronic device housing having a hologram sheet according to another embodiment of the present invention.
  • FIG. 8 is a view schematically illustrating a surface light emitting module applied to the light emitting device of FIG. 6.
  • FIG. 1 is a photograph showing a hologram sheet according to an embodiment of the present invention.
  • a UV film including a base film 10 and a hologram pattern stacked on the base film 10 is formed.
  • the coating layer 20 is included.
  • the base film 10 uses a synthetic resin film such as PET, and the UV coating layer 20 is formed by applying the UV resin to the base film 10.
  • the UV coating layer 20 not only has good adhesion with the base film 10 but also increases the hardness to protect the surface of the base film.
  • the UV coating layer 20 is prepared by applying a UV solution having a predetermined viscosity to the base film 10 and then finely processing the hologram pattern on the front surface and curing it.
  • Reference numeral 30, which is not described in the photograph, is a release film for protecting the holographic surface.
  • FIG. 2 is a view showing in detail a method of manufacturing a hologram sheet.
  • the base film 10 wound on the winding roller R1 is supplied to the UV coating apparatus 100 while passing through the tension roller R2 and the idle roller R3.
  • the UV coating apparatus 100 uniformly applies a UV solution having viscosity to the entire surface of the base film 10 to produce an enlarged illustrated base sheet 12.
  • the base sheet 12 then passes through a pair of pressing rollers R4 having the hologram pattern stamped thereon, and the hologram pattern P is finely processed on the entire surface of the UV coating layer 20, and the hologram pattern P is processed.
  • the base sheet 12 is the UV coating layer 20 is cured by the light irradiated while passing through the UV curing apparatus 200, the hologram sheet is completed.
  • the finished hologram sheet is attached to the release film 30 provided through the winding roller R5 to protect the hologram surface, and the hologram sheet to which the release film 30 is attached is wound on the final winder R6.
  • the hologram sheet manufactured as described above simultaneously implements UV resin coating and holographic pattern micromachining on the base film 10, processes such as hot stamping, lamination, and deposition are omitted, thereby simplifying manufacturing costs and defects. Slimming can be achieved by reducing the thickness.
  • the present manufacturing method may implement a variety of hologram patterns by replacing the compression roller (R4) stamped with the hologram pattern.
  • FIG 3 is a photograph showing a hologram sheet according to another embodiment of the present invention, the embodiment further includes a printed layer 40 on the back of the base film 10 of the hologram sheet.
  • the print layer 40 may use known printing methods such as transfer and silk.
  • FIG. 40 illustrates a mobile phone housing as an example of the printed layer 40, but the present invention is not limited thereto, and it can be used by those skilled in the art to appropriately modify and change the housing of other electronic devices such as IT devices, home appliances, automobiles, and remote controllers. Of course.
  • the hologram sheet on which the mobile phone housing printing layer 40 is formed is insert-inserted into the mobile phone housing through an injection process such as foaming, trimming and injection in a post process.
  • the electronic housing provided with the insert-injected hologram sheet does not cause peeling or the like, and thus can be applied to various products and shapes with high product reliability.
  • FIG. 4 is a cross-sectional view illustrating the hologram sheet shown in FIG. 3, and FIG. 5 illustrates that the hologram pattern P is formed on the primer layer 14 provided on the rear surface of the base film 10 instead of the UV coating layer 20.
  • the UV coating layer 20 provides the base film 10 with a hardness for surface protection, while the primer layer 14 has a predetermined viscosity to provide adhesion with the base film 10,
  • the hologram pattern P can be finely processed.
  • the base sheet 12 having the UV coating layer 12 formed on the front surface of the base film 10 and the primer layer 14 formed on the rear surface of the hologram sheet is stamped with the hologram pattern P stamped thereon. It press-inserts between rollers and fine-processes the hologram pattern to the primer layer 14, and is provided by thermosetting the primer layer of the patterned base sheet 12.
  • the print layer 40 may be provided on the rear surface of the primer layer 14 as in the exemplary embodiment.
  • the background layer 16 is formed between the primer layer 14 and the printing layer 40. Is provided.
  • the background layer 16 is provided by vapor deposition or mirror printing.
  • the hologram sheet having the hologram pattern P formed on the rear surface of the base film 10 may be used to implement a logo on the hologram background.
  • FIG. 6 and 7 illustrate an example in which a light emitting device using an electronic device housing H having a hologram sheet is applied to a center fascia in an interior of a vehicle according to another embodiment of the present invention.
  • the light emitting device of the present embodiment is provided with a back light unit (BLU), commonly referred to as a surface light emitting module, on the rear surface of the above-mentioned electronic housing with a hologram sheet.
  • BLU back light unit
  • the surface light emitting module 50 includes a reflective sheet 52, a light guide plate (or waveguide sheet) 53, and a diffusion sheet 54 in which light emitted from the side light source 51 is stacked. And spread through the prism sheet 55 to the surface.
  • the reflective sheet 52 is located at the rear of the light guide plate 53 to reflect the light to the front, the light guide plate 53 allows the light irradiated from the side to be uniformly transmitted to the front.
  • the diffusion sheet 54 makes the light passing through the light guide plate 53 uniform to widen the viewing angle or hide the pattern of the light guide plate 53, and the prism sheet 55 refracts and collects the light passing through the diffusion sheet 54.
  • a protective sheet 56 for protecting the diffusion sheet 54, the prism sheet 55, and the prism sheet 55 may be selectively provided.
  • the surface light emitting module 50 configured as described above is provided in the form of one module, and when the electronic housing (H) with the hologram sheet of the present embodiment is installed on the front surface of the surface light emitting module 50, the unit is unique by using rear lighting. It can exert one upholstery effect. In this case, the effect is more excellent when the base injection of the electronic device housing 10 is made of a translucent or transparent resin material so that the lighting effect can be exerted.
  • the electronic device housing H installed inside the vehicle has only a hologram pattern exposed to the outside when the surface light emitting module 50 does not emit light.
  • the hologram is caused by the rear light. The more light is irradiated onto the pattern, the brighter and brighter the feeling can be.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Laminated Bodies (AREA)
  • Holo Graphy (AREA)

Abstract

La présente invention se rapporte à une feuille holographique qui présente peu de défauts et un processus de fabrication simplifié, ainsi qu'à un procédé de fabrication de cette feuille holographique. Une enduction avec de la résine UV et une microfabrication de motif holographique sont réalisées simultanément lors de la formation d'une couche de revêtement UV sur un film de base, ce qui permet de simplifier le processus de fabrication de ladite feuille holographique, de réduire les coûts de fabrication et la quantité de défauts, et de diminuer en outre l'épaisseur afin d'obtenir une feuille holographique plus fine.
PCT/KR2012/003708 2011-05-20 2012-05-11 Feuille holographique et son procédé de fabrication, et boîtier de dispositif électronique et appareil émetteur de lumière utilisant ce boîtier Ceased WO2012161442A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110048008A KR20120129634A (ko) 2011-05-20 2011-05-20 홀로그램 시트 및 그 제조방법과 이를 이용한 전자기기 하우징 및 발광 장치
KR10-2011-0048008 2011-05-20

Publications (2)

Publication Number Publication Date
WO2012161442A2 true WO2012161442A2 (fr) 2012-11-29
WO2012161442A3 WO2012161442A3 (fr) 2013-01-24

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Application Number Title Priority Date Filing Date
PCT/KR2012/003708 Ceased WO2012161442A2 (fr) 2011-05-20 2012-05-11 Feuille holographique et son procédé de fabrication, et boîtier de dispositif électronique et appareil émetteur de lumière utilisant ce boîtier

Country Status (2)

Country Link
KR (1) KR20120129634A (fr)
WO (1) WO2012161442A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111175869A (zh) * 2019-12-05 2020-05-19 深圳珑璟光电技术有限公司 一种用于全息显示的柔性薄膜制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101213258B1 (ko) * 2007-02-14 2012-12-17 (주)엘지하우시스 입체 엠보스 효과의 라미네이션용 플라스틱 필름 및 그의제조방법
KR101102201B1 (ko) * 2008-12-19 2012-01-02 주식회사 한국큐빅 홀로그램 수압 전사 필름 및 홀로그램 수압 전사품
KR20110019899A (ko) * 2009-08-21 2011-03-02 (주)옵토그래픽 입체패턴을 나타내는 인서트 몰딩용 필름 및 그 제조방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111175869A (zh) * 2019-12-05 2020-05-19 深圳珑璟光电技术有限公司 一种用于全息显示的柔性薄膜制备方法

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KR20120129634A (ko) 2012-11-28
WO2012161442A3 (fr) 2013-01-24

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