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WO2013165147A2 - Device for protecting lcd glass - Google Patents

Device for protecting lcd glass Download PDF

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Publication number
WO2013165147A2
WO2013165147A2 PCT/KR2013/003700 KR2013003700W WO2013165147A2 WO 2013165147 A2 WO2013165147 A2 WO 2013165147A2 KR 2013003700 W KR2013003700 W KR 2013003700W WO 2013165147 A2 WO2013165147 A2 WO 2013165147A2
Authority
WO
WIPO (PCT)
Prior art keywords
pattern
adhesive
layer
present
film
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/KR2013/003700
Other languages
French (fr)
Korean (ko)
Other versions
WO2013165147A3 (en
Inventor
김병환
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.)
WILLNICS CO Ltd
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WILLNICS CO Ltd
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Filing date
Publication date
Application filed by WILLNICS CO Ltd filed Critical WILLNICS CO Ltd
Publication of WO2013165147A2 publication Critical patent/WO2013165147A2/en
Publication of WO2013165147A3 publication Critical patent/WO2013165147A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/28—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
    • C03C27/06—Joining glass to glass by processes other than fusing
    • C03C27/10—Joining glass to glass by processes other than fusing with the aid of adhesive specially adapted for that purpose
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • G02F1/133331—Cover glasses
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/50—Protective arrangements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2202/00—Materials and properties
    • G02F2202/28—Adhesive materials or arrangements

Definitions

  • the present invention relates to a mechanism for protecting a glass substrate of a liquid crystal used in addition to a smart phone, and more particularly, in a manner that is based on good visibility and easy to replace while preventing scratches or breakage caused by external impact It relates to a liquid crystal glass protection mechanism that can implement a pattern of various colors.
  • Korean Patent Publication No. 0500140 may include a lower coating step of spraying an adhesive on one surface of tempered glass; A primary drying step of drying, and a transferring step of transferring the color or pattern by pressing the transfer paper on the upper surface of the lower coating; An upper coating step of spraying paint on the upper surface of the transfer surface; The secondary drying step of drying takes place sequentially. Accordingly, it is possible to have a beautiful appearance by applying a variety of colors or patterns, it is expected that the effect of being able to mass-produce large repeatability even when repeatedly produced.
  • the pattern layer of the pattern member is formed (it can be increased or decreased) in the thickness of 0.3 ⁇ 0.9 ⁇ m on the opposite edges or specific portions of the tempered glass plate.
  • Figure 2 is a schematic diagram showing the adhesion of the liquid crystal glass protection mechanism according to the present invention.
  • the double-sided tape 20 is provided with an upper adhesive 24 and a lower adhesive 25 above and below the films 21 and 22 so that the double-sided tape 20 can be bonded to the glass substrate 10.
  • the upper film 21 may be treated with a corona coating on the bottom while using a film of PET material.
  • the lower film 22 may exclude the corona coating while using a film of PET material.
  • the corona coating is to prevent or remove the scattering of foreign matter on the film by using a strong electric field, but it is noted that if exceeded, cracks and oxidation of the polymer of the film.
  • the upper adhesive 24 and the lower adhesive 25 used for the films 21 and 22 refer to the detailed structure mentioned later.
  • the lower film 22 when the upper film 21 is about 50 ⁇ m, the lower film 22 may be selected to about 25 ⁇ m.
  • the lower adhesive 25 applied to the bottom of the lower film 22 may be applied to about 15 ⁇ m. have.
  • the lower film 22 of the double-sided tape 20 is characterized in that formed on the opposite edge of the upper film 21.
  • the upper film 21 is formed in the same size as the glass substrate 10, but the lower film 22 is formed in a narrow width on the opposite side (upper and lower sides) of the glass substrate 10.
  • the visibility of the display function is reduced.
  • the pattern formed on the design layer 34 may be implemented in various colors, patterns, logos, etc. without being particularly limited as long as it improves the decorative aesthetics of the display.
  • the pattern layer 34 of the pattern member 30 is characterized in that it may be formed in a thickness of 0.3 ⁇ 0.9 ⁇ m on the opposite edge or a specific portion of the tempered glass plate 31. If the thickness of the pattern layer 34 is less than or exceeds the set value, the visibility may be slightly reduced in terms of decoration.
  • the pattern member 30 may be provided with a shielding layer 35 having a thickness of 3 to 8 ⁇ m on the bottom of the pattern layer 34 to increase the visibility of the pattern.
  • the shielding layer 35 is formed to have the same width as the design layer 34 by using a silk printing method. When the shielding layer 35 is less than the set value, the visibility of the design layer 34 is weakened.
  • the uniformity of colors may be somewhat reduced when the same design is repeatedly printed, but the shielding layer 35 is usually set to white (which may be processed in more various colors), so Does not cause degradation.
  • the pattern member 30 is characterized in that the upper surface of the tempered glass plate 31 is provided with an anti-fingerprint layer 33 by sputtering.
  • the anti-fingerprint layer 33 is formed by the sputtering method, the wear resistance of the tempered glass plate 31 increases and the occurrence of scratches is reduced. That is, it is possible to prevent the fingerprint when touched by hand to maintain a clean screen.
  • the protective paper 38 on the upper side of the anti-fingerprint layer 33 on the upper surface of the tempered glass plate 31.
  • the protective paper 38 is temporarily attached and easily removed after preventing the damage of the fingerprint layer 33.
  • the upper film 21 and the lower film 22 are supplied on a roll, and a continuous process of simultaneously applying the upper adhesive 24 and the lower adhesive 25 is possible.
  • a continuous process of simultaneously forming the anti-fingerprint layer 33, the pattern layer 34, and the shielding layer 35 may be performed while transferring the tempered glass plate 31.
  • the process of bonding the double-sided tape 20 and the pattern member 30 to the glass substrate 10 may be processed by the user after the release of the product.
  • the user may implement various patterns of the pattern layer 34 by exchanging the case.
  • tempered glass plate 33 anti-fingerprint layer

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  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Ceramic Engineering (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Surface Treatment Of Glass (AREA)
  • Liquid Crystal (AREA)

Description

액정 글래스 보호기구LCD glass protector

본 발명은 스마트폰 등에 추가로 부착 사용되는 액정의 글래스 기판을 보호하는 기구에 관한 것으로서, 보다 구체적으로는 양호한 시인성을 기반으로 하고 외부 충격에 의한 스크래치나 파손을 방지하는 동시에 교체하기 용이한 방식으로 다양한 색상의 패턴을 구현할 수 있는 액정 글래스 보호기구에 관한 것이다.The present invention relates to a mechanism for protecting a glass substrate of a liquid crystal used in addition to a smart phone, and more particularly, in a manner that is based on good visibility and easy to replace while preventing scratches or breakage caused by external impact It relates to a liquid crystal glass protection mechanism that can implement a pattern of various colors.

각종 생활용품이나 산업용 장비의 디스플레이에 있어서 액정(LCD)을 채용하는 경우가 증가되고 있는 바, 액정의 보호와 함께 미관을 향상하기 위한 다양한 수단이 도입되고 있다. 특히 휴대폰이나 노트북, 아이패드 등과 같이 사용자가 주로 휴대하는 제품에 있어서 이러한 수단에 대한 수요가 크게 증대되고 있다. 이와 관련되는 선행특허로서, 한국 등록특허공보 제0794331호의 "디스플레이장치용 화면보호기", 한국 등록특허공보 제0500140호의 "강화유리의 컬러/무늬 코팅방법" 등을 참조할 수 있다.The use of liquid crystals (LCDs) in the display of various household goods and industrial equipment is increasing, and various means for improving aesthetics while protecting liquid crystals have been introduced. In particular, in the products mainly carried by users such as mobile phones, laptops, iPad, etc., the demand for such means is greatly increased. As a related patent, reference may be made to the "screen saver for display apparatus" of Korean Patent Publication No. 0794331, and the "color / pattern coating method of tempered glass" of Korean Patent Publication No. 0500140.

일예로, 한국 등록특허공보 제0794331호는 디스플레이장치의 화면부에 구비되어 외부의 충격으로부터 화면부를 보호하는 투시부와, 이 투시부의 주변을 형성하는 테두리부로 이루어진 보호판과; 상기 테두리부의 한쪽면에 디스플레이장치의 화면부의 둘레부를 따라 부착하기 위해 구비된 부착수단과; 상기 테두리부의 일측에 공기의 소통 및 이물질 유입을 차단하기 위한 필터부재;를 포함하여 구성된다. 이에 따라, 각종 디스플레이장치의 화면부에 부착하여 외부의 충격으로부터 취약한 화면부를 보호하는 효과를 기대한다.For example, Korean Patent No. 0794331 is provided with a screen portion of a display device to protect the screen portion from an external impact, and a protective plate consisting of a border portion forming the periphery of the transparent portion; Attachment means provided to attach along one circumference of the screen portion of the display device to one side of the edge portion; It is configured to include; filter member for blocking the communication of air and the inflow of foreign matter on one side of the rim. Accordingly, it is expected to be attached to the screen portion of various display devices to protect the screen portion vulnerable from external impact.

다른 예로, 한국 등록특허공보 제0500140호는 강화유리의 일면에 접착제를 분무하는 하부도장단계와; 건조시키는 1차건조단계와, 하부도장의 상면에 전사지를 가압하여 컬러 또는 무늬를 전사하는 전사단계와; 전사면의 상면에 페인트를 분무하는 상부도장단계와; 건조시키는 2차건조단계가 순차적으로 이루어진다. 이에 따라, 컬러 또는 무늬가 다양하게 적용하여 미려한 외관을 가질 수 있고, 반복적으로 제조할 시에도 재현성이 커서 대량생산이 가능한 효과를 기대한다.As another example, Korean Patent Publication No. 0500140 may include a lower coating step of spraying an adhesive on one surface of tempered glass; A primary drying step of drying, and a transferring step of transferring the color or pattern by pressing the transfer paper on the upper surface of the lower coating; An upper coating step of spraying paint on the upper surface of the transfer surface; The secondary drying step of drying takes place sequentially. Accordingly, it is possible to have a beautiful appearance by applying a variety of colors or patterns, it is expected that the effect of being able to mass-produce large repeatability even when repeatedly produced.

그러나 전자의 선행특허에 의하면 디스플레이의 스크래치나 파손을 방지할 수 있지만 다양한 색상의 구현과 거리가 있어 미관을 향상하기에 한계성을 보이고, 후자의 선행특허에 의하면 양산 시스템에 적용하기 용이하고 미려한 외관을 나타내는 장점은 있으나 외관의 디자인 패턴에 대한 변화를 시도하기 곤란한 애로가 있다.However, according to the former patent, it is possible to prevent scratches or breakage of the display, but there is a limitation in improving aesthetics because there is a distance from the implementation of various colors. According to the latter prior patent, it is easy to apply to a mass production system and has a beautiful appearance. Although there is an advantage to show, there is a difficulty in trying to change the design pattern of the appearance.

상기와 같은 종래의 문제점들을 개선하기 위한 본 발명의 목적은, 스마트폰 등에 추가로 부착 사용되는 액정 글래스 보호기구에 관한 것으로 양호한 시인성을 기반으로 하고 외부 충격에 의한 스크래치나 파손을 방지하는 동시에 교체하기 용이한 방식으로 다양한 색상의 패턴을 구현할 수 있는 것을 제공하는 데 있다.An object of the present invention for improving the conventional problems as described above relates to a liquid crystal glass protection mechanism to be used in addition to a smart phone, etc., based on good visibility and to prevent the scratch or damage caused by external impact and at the same time replacing It is to provide that can implement a pattern of various colors in an easy way.

상기 목적을 달성하기 위하여, 본 발명은 액정의 글래스 기판을 보호하는 기구에 있어서: 상기 글래스 기판에 접합 가능하도록 상부ㆍ하부필름의 상하에 각각 광투명접착제(OCA)를 사용한 상부접착제와, 아크릴계접착제를 사용한 하부접착제를 구비하고, 상기 하부필름은 상부필름의 대향하는 테두리에 형성되는 양면테이프; 및 상기 양면테이프의 상면으로 접합되어 패턴을 표시하도록 강화유리판의 상면에 스퍼터링에 의한 지문방지층을 구비하고, 강화유리판의 저면에 도안층과 함께 도안의 시인성을 높이도록 차폐층을 3~8㎛ 두께로 형성하는 패턴부재;를 포함하여 이루어지는 것을 특징으로 한다.In order to achieve the above object, the present invention provides a mechanism for protecting a glass substrate of liquid crystal: an upper adhesive using an optical transparent adhesive (OCA) above and below the upper and lower films, respectively, to enable bonding to the glass substrate, and an acrylic adhesive. It is provided with a lower adhesive, the lower film is a double-sided tape formed on the opposite edge of the upper film; And an anti-fingerprint layer by sputtering on the upper surface of the tempered glass plate to be bonded to the upper surface of the double-sided tape, and a shielding layer having a thickness of 3 to 8 μm on the bottom surface of the tempered glass plate to increase the visibility of the pattern together with the design layer. It characterized in that it comprises a; pattern member to form a.

또, 본 발명에 따르면 상기 패턴부재의 도안층은 강화유리판의 대향하는 테두리나 특정 부위에 0.3~0.9㎛의 두께로 형성(증감 가능)되는 것을 특징으로 한다.In addition, according to the present invention is characterized in that the pattern layer of the pattern member is formed (it can be increased or decreased) in the thickness of 0.3 ~ 0.9㎛ on the opposite edges or specific portions of the tempered glass plate.

한편, 이에 앞서 본 명세서 및 특허청구범위에 사용된 용어나 단어는 통상적이거나 사전적인 의미로 한정해서 해석되어서는 아니 되며, 발명자는 그 자신의 발명을 가장 최선의 방법으로 설명하기 위해 용어의 개념을 적절하게 정의할 수 있다는 원칙에 입각하여 본 발명의 기술적 사상에 부합하는 의미와 개념으로 해석되어야만 한다. 따라서 본 명세서에 기재된 실시예와 도면에 도시된 구성은 본 발명의 가장 바람직한 일 실시예에 불과할 뿐이고, 본 발명의 기술적 사상을 모두 대변하는 것은 아니므로, 본 출원시점에 있어서 이들을 대체할 수 있는 다양한 균등물과 변형예들이 있을 수 있음을 이해하여야 한다.On the other hand, the terms or words used in the present specification and claims are not to be construed as limiting the ordinary or dictionary meanings, the inventors should use the concept of the term in order to explain the invention in the best way. It should be interpreted as meanings and concepts corresponding to the technical idea of the present invention based on the principle that it can be properly defined. Therefore, the embodiments described in the present specification and the configuration shown in the drawings are only the most preferred embodiments of the present invention, and do not represent all of the technical ideas of the present invention, and various alternatives may be substituted at the time of the present application. It should be understood that there may be equivalents and variations.

이상과 같이 본 발명에 의하면, 양호한 시인성을 기반으로 하고 외부 충격에 의한 스크래치나 파손을 방지하는 동시에 교체하기 용이한 방식으로 다양한 색상의 패턴을 구현할 수 있는 효과가 있다.According to the present invention as described above, there is an effect that can be implemented in a pattern of various colors in a manner that is easy to replace at the same time to prevent scratches or damage caused by external impact based on good visibility.

도 1은 본 발명에 따른 액정 글래스 보호기구를 분해하여 나타내는 도식도.1 is an exploded schematic view showing a liquid crystal glass protection mechanism according to the present invention.

도 2는 본 발명에 따른 액정 글래스 보호기구를 점착하여 나타내는 도식도.Figure 2 is a schematic diagram showing the adhesion of the liquid crystal glass protection mechanism according to the present invention.

이하, 첨부된 도면에 의거하여 본 발명의 실시예를 상세하게 설명하면 다음과 같다.Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

본 발명은 액정의 글래스 기판(10)을 보호하는 기구에 관련되는 바, 글래스 기판(10)은 휴대폰(스마트폰 포함), 노트북, 아이패드 등의 터치패널과 같은 전자제품의 디스플레이 역할을 한다. 통상적으로 글래스 기판(10)은 강화유리 또는 동등 이상의 물성을 지닌 소재로 제조되지만 내구성 증대를 위해 시인성과 내마모성 등을 지닌 보호 기구를 수반한다.The present invention relates to a mechanism for protecting the glass substrate 10 of the liquid crystal, the glass substrate 10 serves as a display of electronic products such as touch panels such as mobile phones (including smartphones), notebooks, iPad. Typically, the glass substrate 10 is made of tempered glass or a material having the same or more physical properties, but includes a protective mechanism having visibility and wear resistance to increase durability.

본 발명에 따르면 양면테이프(20)가 상기 글래스 기판(10)에 접합 가능하도록 필름(21)(22)의 상하에 각각 상부접착제(24)와 하부접착제(25)를 구비하는 구조이다. 상부필름(21)은 PET 소재의 필름을 사용하면서 저면을 코로나 코팅으로 처리하는 것이 좋다. 하부필름(22)은 PET 소재의 필름을 사용하면서 코로나 코팅은 배제할 수 있다. 상기 코로나 코팅은 강력한 전기장을 이용하여 필름 상의 이물질의 비산을 방지 또는 제거하는 것이지만 적절치를 초과하면 필름의 고분자에 균열을 가하고 산화를 일으키는 점에 주의한다. 필름(21)(22)에 사용되는 상부접착제(24)와 하부접착제(25)는 후술하는 세부 구성을 참조한다. According to the present invention, the double-sided tape 20 is provided with an upper adhesive 24 and a lower adhesive 25 above and below the films 21 and 22 so that the double-sided tape 20 can be bonded to the glass substrate 10. The upper film 21 may be treated with a corona coating on the bottom while using a film of PET material. The lower film 22 may exclude the corona coating while using a film of PET material. The corona coating is to prevent or remove the scattering of foreign matter on the film by using a strong electric field, but it is noted that if exceeded, cracks and oxidation of the polymer of the film. The upper adhesive 24 and the lower adhesive 25 used for the films 21 and 22 refer to the detailed structure mentioned later.

본 발명의 양면테이프(20)에 대한 설계의 일예로, 상부필름(21)을 50㎛ 내외로 하는 경우 하부필름(22)은 25㎛ 내외로 선택할 수 있다. 상부필름(21)과 하부필름(22)을 접합하는 하부접착제(25)를 20㎛ 내외로 도포하는 경우 하부필름(22)의 저면에 도포되는 하부접착제(25)는 15㎛ 내외로 도포할 수 있다.As an example of the design of the double-sided tape 20 of the present invention, when the upper film 21 is about 50㎛, the lower film 22 may be selected to about 25㎛. When applying the lower adhesive 25 bonding the upper film 21 and the lower film 22 to about 20 μm, the lower adhesive 25 applied to the bottom of the lower film 22 may be applied to about 15 μm. have.

본 발명의 세부 구성으로서, 상기 상부필름(21)의 상면에 도포되는 상부접착제(24)는 광투명접착제(OCA)를 사용하는 것을 특징으로 한다. 상부필름(21)의 광투명접착제(Optically Clear Adhesive, OCA)는 디스플레이에서 글래스 기판(10)을 통하여 표시되는 화상에 대한 시인성 저하를 방지한다. 반면 하부접착제(25)는 일반적인 아크릴계를 사용하여도 무방하다. 상부접착제(24)의 광투명접착제(OCA)는 25㎛ 내외 두께로 도포하는 것이 무난하다.As a detailed configuration of the present invention, the upper adhesive 24 applied to the upper surface of the upper film 21 is characterized in that using a light transparent adhesive (OCA). An optically clear adhesive (OCA) of the upper film 21 prevents the visibility deterioration of an image displayed through the glass substrate 10 in the display. On the other hand, the lower adhesive 25 may use a general acrylic type. Light-transparent adhesive (OCA) of the upper adhesive 24 is good to apply a thickness of about 25㎛.

본 발명의 세부 구성으로서, 상기 양면테이프(20)의 하부필름(22)은 상부필름(21)의 대향하는 테두리에 형성되는 것을 특징으로 한다. 상부필름(21)은 글래스 기판(10)과 같은 크기로 형성되지만 하부필름(22)은 글래스 기판(10)의 대향하는 변(상변과 하변)에 좁은 폭으로 형성된다. 하부필름(22)을 상부필름(21)과 동일한 크기로 형성하면 디스플레이 기능에 있어서 시인성 저하를 초래한다. As a detailed configuration of the present invention, the lower film 22 of the double-sided tape 20 is characterized in that formed on the opposite edge of the upper film 21. The upper film 21 is formed in the same size as the glass substrate 10, but the lower film 22 is formed in a narrow width on the opposite side (upper and lower sides) of the glass substrate 10. When the lower film 22 is formed to the same size as the upper film 21, the visibility of the display function is reduced.

한편, 본 발명에 의한 양면테이프(20)의 양산에 있어서 상면과 하면에 각각 이형지(28)를 부착하는 것이 좋다.On the other hand, in the mass production of the double-sided tape 20 according to the present invention, it is good to attach the release paper 28 to the upper and lower surfaces, respectively.

또, 본 발명에 따르면 패턴부재(30)가 상기 양면테이프(20)의 상면으로 접합되어 패턴을 표시하도록 강화유리판(31)의 저면에 도안층(34)을 구비하는 구조이다. 강화유리판(31)은 외부 충격에 의한 스크래치나 파손을 1차적으로 방지하는 기능을 수행하는 동시에 교체하기 용이한 방식으로 구성되며, 강화유리판(31)의 저면에 형성되는 도안층(34)은 다양한 색상의 패턴을 구현할 수 있도록 구성된다. 이러한 도안층(34)은 전술한 하부필름(22)의 폭과 동일하게 유지하며, 기 설정된 패턴의 도안을 디지털 프린터로 인쇄한다. 종래 도장법(예컨대 스프레이 도장법)의 경우 다양한 디자인을 구현하는 것이 불가능하므로 양산의 생산성 측면을 고려하여 디지털 프린터를 사용한다. 도안층(34)에 구성되는 패턴은 디스플레이의 장식적 미감을 향상하는 것이라면 특별히 제한되는 것 없이 다양한 칼라와 문양, 로고(logo) 등의 구현이 얼마든지 가능하고, 이것이 본 발명의 또 다른 목적 중 하나이다.In addition, according to the present invention, the pattern member 30 is bonded to the upper surface of the double-sided tape 20 to have a pattern layer 34 on the bottom surface of the tempered glass plate 31 to display a pattern. Tempered glass plate 31 is configured in a manner that is easy to replace at the same time to perform a function of preventing the scratch or damage due to external impact primarily, the pattern layer 34 formed on the bottom surface of the tempered glass plate 31 It is configured to implement a pattern of colors. The pattern layer 34 is kept the same as the width of the lower film 22 described above, and prints a pattern of a predetermined pattern with a digital printer. In the conventional coating method (for example, spray coating method) it is impossible to implement a variety of designs, so a digital printer is used in consideration of the productivity of mass production. The pattern formed on the design layer 34 may be implemented in various colors, patterns, logos, etc. without being particularly limited as long as it improves the decorative aesthetics of the display. One.

본 발명의 패턴부재(30)에 대한 설계의 일예로서, 강화유리판(31)은 0.33㎜ 내외의 두께를 지닌 박판구조를 선택하는 것이 좋으나 반드시 이에 국한되는 것은 아니며 제품에 따라 증감이 가능하다. 도안층(34)은 0.3~0.9㎛로 하고, 차폐층(35)은 3~8㎛로 설정할 수 있으나 이 또한 증감이 가능하며, 이 두께를 벗어나도 본 발명의 실시 예에 속함은 자명하다.As an example of the design of the pattern member 30 of the present invention, the tempered glass plate 31 is preferably selected to a thin plate structure having a thickness of about 0.33mm, but is not necessarily limited thereto, it can be increased or decreased depending on the product. The design layer 34 may be set to 0.3 to 0.9 µm, and the shielding layer 35 may be set to 3 to 8 µm, but this may also be increased or decreased. It is obvious that the pattern layer 34 belongs to an embodiment of the present invention.

본 발명의 세부 구성으로서, 상기 패턴부재(30)의 도안층(34)은 강화유리판(31)의 대향하는 테두리나 특정 부위에 0.3~0.9㎛의 두께로 형성할 수도 있음을 특징으로 한다. 도안층(34)의 두께가 설정 치에 미달하거나 초과되면 장식적인 측면에서 시인성이 약간 약화될 수도 있다.As a detailed configuration of the present invention, the pattern layer 34 of the pattern member 30 is characterized in that it may be formed in a thickness of 0.3 ~ 0.9㎛ on the opposite edge or a specific portion of the tempered glass plate 31. If the thickness of the pattern layer 34 is less than or exceeds the set value, the visibility may be slightly reduced in terms of decoration.

본 발명의 세부 구성으로서, 상기 패턴부재(30)는 도안층(34)의 저면에 도안의 시인성을 높이도록 차폐층(35)을 3~8㎛ 두께로 구비할 수도 있음을 특징으로 한다. 차폐층(35)은 실크인쇄 방식을 이용하여 도안층(34)과 동일한 폭으로 형성되는 것으로서 설정 치에 미달하면 도안층(34)의 시인성이 약화되고 설정치를 초과하면 원가상승의 요인이 된다. 물론 실크인쇄 방식의 경우 동일 디자인을 반복적으로 인쇄할 때 색상의 균일성이 다소 저하될 수도 있지만, 차폐층(35)은 통상 백색(좀 더 다양한 색상으로 처리할 수도 있음)으로 설정되므로 전혀 품질의 저하를 초래하지 않는다.As a detailed configuration of the present invention, the pattern member 30 may be provided with a shielding layer 35 having a thickness of 3 to 8 μm on the bottom of the pattern layer 34 to increase the visibility of the pattern. The shielding layer 35 is formed to have the same width as the design layer 34 by using a silk printing method. When the shielding layer 35 is less than the set value, the visibility of the design layer 34 is weakened. Of course, in the case of the silk printing method, the uniformity of colors may be somewhat reduced when the same design is repeatedly printed, but the shielding layer 35 is usually set to white (which may be processed in more various colors), so Does not cause degradation.

본 발명의 세부 구성으로서, 상기 패턴부재(30)는 강화유리판(31)의 상면에 스퍼터링에 의한 지문방지층(33)을 구비하는 것을 특징으로 한다. 지문방지층(33)을 스퍼터링 방식으로 형성하면 강화유리판(31)의 내마모성이 증대하고 스크래치의 발생이 축소된다. 즉, 손으로 만졌을 때의 지문을 방지하여 깨끗한 화면을 유지할 수 있게 된다. As a detailed configuration of the present invention, the pattern member 30 is characterized in that the upper surface of the tempered glass plate 31 is provided with an anti-fingerprint layer 33 by sputtering. When the anti-fingerprint layer 33 is formed by the sputtering method, the wear resistance of the tempered glass plate 31 increases and the occurrence of scratches is reduced. That is, it is possible to prevent the fingerprint when touched by hand to maintain a clean screen.

한편, 본 발명에 의한 패턴부재(30)의 양산에 있어서 강화유리판(31)의 상면에서 지문방지층(33)의 상측으로 보호지(38)를 구비하는 것이 좋다. 보호지(38)는 일시적으로 부착되어 지문방지층(33)의 손상을 방지한 후 쉽게 제거된다.On the other hand, in the mass production of the pattern member 30 according to the present invention, it is preferable to provide the protective paper 38 on the upper side of the anti-fingerprint layer 33 on the upper surface of the tempered glass plate 31. The protective paper 38 is temporarily attached and easily removed after preventing the damage of the fingerprint layer 33.

양산에 있어서, 양면테이프(20)의 경우 상부필름(21)과 하부필름(22)이 롤 상으로 공급되면서 상부접착제(24)와 하부접착제(25)를 동시에 도포하는 연속 공정의 처리가 가능하다. 패턴부재(30)의 경우 강화유리판(31)을 이송하면서 지문방지층(33), 도안층(34), 차폐층(35)을 동시에 형성하는 연속 공정의 처리가 가능하다. 물론 양면테이프(20)와 패턴부재(30)를 글래스 기판(10)에 접합하는 공정은 제품의 출시 후에 사용자가 처리할 수도 있다.In mass production, in the case of the double-sided tape 20, the upper film 21 and the lower film 22 are supplied on a roll, and a continuous process of simultaneously applying the upper adhesive 24 and the lower adhesive 25 is possible. . In the case of the pattern member 30, a continuous process of simultaneously forming the anti-fingerprint layer 33, the pattern layer 34, and the shielding layer 35 may be performed while transferring the tempered glass plate 31. Of course, the process of bonding the double-sided tape 20 and the pattern member 30 to the glass substrate 10 may be processed by the user after the release of the product.

그리고 도시에는 생략되나 양면테이프(20)와 패턴부재(30)가 완제품을 감싸는 별도의 케이스에 부가된다면 사용자는 케이스를 교환하는 것으로 도안층(34)의 다양한 패턴을 구현할 수 있다.Although not shown in the drawing, if the double-sided tape 20 and the pattern member 30 are added to a separate case surrounding the finished product, the user may implement various patterns of the pattern layer 34 by exchanging the case.

본 발명은 기재된 실시예에 한정되는 것은 아니고, 본 발명의 사상 및 범위를 벗어나지 않고 다양하게 수정 및 변형할 수 있음은 이 기술의 분야에서 통상의 지식을 가진 자에게 자명하다. 따라서 그러한 변형예 또는 수정예들은 본 발명의 특허청구범위에 속한다 해야 할 것이다.It is apparent to those skilled in the art that the present invention is not limited to the described embodiments, and that various modifications and variations can be made without departing from the spirit and scope of the present invention. Therefore, such modifications or variations will have to belong to the claims of the present invention.

10: 글래스 기판 20: 양면테이프10 glass substrate 20 double-sided tape

21: 상부필름 22: 하부필름21: upper film 22: lower film

24: 상부접착제 25: 하부접착제24: upper adhesive 25: lower adhesive

28: 이형지 30: 패턴부재28: release paper 30: pattern member

31: 강화유리판 33: 지문방지층31: tempered glass plate 33: anti-fingerprint layer

34: 도안층 35: 차폐층34: design layer 35: shielding layer

38: 보호지38: protective paper

Claims (2)

액정의 글래스 기판(10)을 보호하는 기구에 있어서:In the mechanism for protecting the glass substrate 10 of the liquid crystal: 상기 글래스 기판(10)에 접합 가능하도록 상부ㆍ하부필름(21)(22)의 상하에 각각 광투명접착제(OCA)를 사용한 상부접착제(24)와, 아크릴계접착제를 사용한 하부접착제(25)를 구비하고, 상기 하부필름(22)은 상부필름(21)의 대향하는 테두리에 형성되는 양면테이프(20); 및An upper adhesive 24 using an optical transparent adhesive (OCA) and a lower adhesive 25 using an acrylic adhesive are provided above and below the upper and lower films 21 and 22 so as to be bonded to the glass substrate 10. And, the lower film 22 is a double-sided tape 20 is formed on the opposite edge of the upper film 21; And 상기 양면테이프(20)의 상면으로 접합되어 패턴을 표시하도록 강화유리판(31)의 상면에 스퍼터링에 의한 지문방지층(33)을 구비하고, 강화유리판(31)의 저면에 도안층(34)과 함께 도안의 시인성을 높이도록 차폐층(35)을 3~8㎛ 두께로 형성하는 패턴부재(30);를 포함하여 이루어지는 것을 특징으로 하는 액정 글래스 보호기구.The anti-fingerprint layer 33 is formed on the upper surface of the tempered glass plate 31 by sputtering to be bonded to the upper surface of the double-sided tape 20, and the pattern layer 34 is formed on the bottom of the tempered glass plate 31. And a pattern member (30) for forming the shielding layer (35) in a thickness of 3 to 8 µm so as to increase the visibility of the pattern. 제1항에 있어서,The method of claim 1, 상기 패턴부재(30)의 도안층(34)은 강화유리판(31)의 대향하는 테두리나 특정 부위에 0.3~0.9㎛의 두께로 형성할 수 있음을 특징으로 하는 액정 글래스 보호기구.The pattern layer (34) of the pattern member (30) is a liquid crystal glass protective mechanism, characterized in that it can be formed in a thickness of 0.3 ~ 0.9㎛ on the opposite edge or a specific portion of the tempered glass plate (31).
PCT/KR2013/003700 2012-05-01 2013-04-30 Device for protecting lcd glass Ceased WO2013165147A2 (en)

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