KR101373142B1 - Window of portable equipment and manufacturing method thereof - Google Patents

Window of portable equipment and manufacturing method thereof Download PDF

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Publication number
KR101373142B1
KR101373142B1 KR1020130146127A KR20130146127A KR101373142B1 KR 101373142 B1 KR101373142 B1 KR 101373142B1 KR 1020130146127 A KR1020130146127 A KR 1020130146127A KR 20130146127 A KR20130146127 A KR 20130146127A KR 101373142 B1 KR101373142 B1 KR 101373142B1
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South Korea
Prior art keywords
window
pattern
coating layer
primer coating
curable resin
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KR1020130146127A
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Korean (ko)
Inventor
김수현
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주식회사 에스에스뉴테크
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    • 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
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • 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
    • G02F1/133325—Assembling processes
    • 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

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Telephone Set Structure (AREA)

Abstract

The present invention relates to a technique which improves productivity by using a primer coating layer and a decompression adhesive when the window of a portable device with a pattern is manufactured and forming a thin thinness. The present invention includes a UV molding step of coating an ultraviolet ray (UV) hardening type resin on the entire surface of the primer coating layer not to have an adhesive property by forming the primer coating layer in one side of the decompression adhesive and transferring the pattern of the window cells with a pattern mold to the UV hardening type resin. [Reference numerals] (AA) Start; (BB) End; (S1) UV molding; (S2) Post processing; (S3) Cutting; (S4) Laminating; (S5) Autoclave

Description

휴대기기의 윈도우 및 그의 제조 방법{WINDOW OF PORTABLE EQUIPMENT AND MANUFACTURING METHOD THEREOF}WINDOW OF PORTABLE EQUIPMENT AND MANUFACTURING METHOD THEREOF}

본 발명은 휴대기기의 윈도우를 제조하는 기술에 관한 것으로, 특히 휴대폰과 같이 평판 디스플레이패널을 구비하는 휴대기기에서 패턴이 형성된 윈도우를 제조할 때 생산성을 향상시키고 두께를 얇게 할 수 있도록 한 휴대기기의 윈도우 제조 방법에 관한 것이다.
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique for manufacturing a window of a portable device, and more particularly, to a portable device having a flat display panel, such as a mobile phone, To a method of manufacturing a window.

일반적으로, 엘씨디(LCD) 또는 피디피(PDP)와 같은 평판 디스플레이 패널을 구비하는 휴대폰이나 PDA 같은 휴대기기는 그 전면에 평판 디스플레이 패널을 내장하기 위해 강화유리 또는 아크릴로 이루어진 윈도우를 구비한다. 2. Description of the Related Art Generally, a portable device such as a cell phone or a PDA having a flat panel display panel such as an LCD or a PDP has a window made of tempered glass or acrylic for incorporating a flat panel display panel on the front side thereof.

도 1은 종래 기술에 의한 휴대기기의 윈도우 구조를 나타낸 것으로, 윈도우 글라스(1), 감압 점착제(PSA: Pressure Sensitive Adhesives)(2), PET 필름 기재(3), 프라이머(primer) 코팅층(4), 패턴이 구현된 UV(Ultraviolet Ray) 경화형 레진(resin)(5) 및 베젤영역(6)이 순차적으로 적층된 구조를 갖는다. 1 illustrates a window structure of a mobile device according to the prior art, which includes a window glass 1, a pressure sensitive adhesive (PSA) 2, a PET film substrate 3, and a primer coating layer 4 In addition, the pattern has a structure in which a UV (ultraviolet ray) curable resin 5 and a bezel region 6 are sequentially stacked.

도 1을 참조하면, 양쪽 면이 모두 점착성을 갖는 감압 점착제(2)와 PET 필름 기재(3)가 합지된 비산방지필름(ASF) 시트의 상부에 프라이머 코팅층(4)이 형성된다. Referring to FIG. 1, a primer coating layer 4 is formed on an upper surface of an anti-scattering film (ASF) sheet on which both sides of the pressure-sensitive adhesive 2 and the PET film substrate 3 are laminated.

그리고, UV 경화형 레진(5)을 이용하여 상기 프라이머 코팅층(4)의 상부에 원하는 모양의 패턴을 구현한다. 이후, 후 가공 처리공정을 통해 윈도우 데코 필름(WINDOW DECO FILM)을 제조한다. And, using a UV curable resin (5) to implement a pattern of the desired shape on top of the primer coating layer (4). Then, a window deco film (WINDOW DECO FILM) is manufactured through a post-processing process.

이와 같이, 종래 기술에 의해 제조된 휴대기기의 윈도우는 PET 필름 기재를 사용하므로 그에 따른 공정이 추가되고 윈도우의 두께가 두꺼워지는 결함이 있다. As such, the window of the mobile device manufactured by the prior art uses a PET film substrate, and thus, there is a defect in that a process is added and the thickness of the window becomes thick.

또한, 양쪽 면이 모두 점착성을 갖는 감압 점착제를 이용하여 원하는 문양의 패턴을 구현하므로 감압 점착제의 일측 면에 후 가공 공정을 수행할 때 점착성으로 인하여 어려움을 겪게 되는 문제점이 있다. 이에 따라, 윈도우의 생산성이 저하되고 두께가 두꺼운 단점이 있다.
In addition, since both sides implement a desired pattern of patterns by using a pressure-sensitive adhesive having a pressure-sensitive adhesive, there is a problem in that due to adhesiveness when performing a post-processing process on one side of the pressure-sensitive adhesive. Accordingly, there is a disadvantage that the productivity of the window is lowered and the thickness is thick.

본 발명이 해결하고자 하는 제1과제는 휴대폰과 같이 평판 디스플레이패널을 구비하는 휴대기기의 윈도우를 제조할 때 PET 필름 기재를 생략하고, 감압 점착제(PSA)의 일측면은 점착성을 갖도록 하되, 타측면에는 프라이머(primer) 코팅을 하여 점착성을 갖지 않도록 한 후 프라이머 코팅층 위에 직접 원하는 문양의 패턴을 구현한 구조를 제공하는데 있다.
The first problem to be solved by the present invention is to omit the PET film substrate when manufacturing the window of the mobile device having a flat panel display panel, such as a mobile phone, one side of the pressure-sensitive adhesive (PSA) to have the adhesive, the other side In the primer (primer) coating to prevent the adhesive to provide a structure that implements the desired pattern directly on the primer coating layer.

본 발명이 해결하고자 하는 제2과제는 휴대폰과 같이 평판 디스플레이패널을 구비하는 휴대기기의 윈도우를 제조할 때 PET 필름 기재를 생략하고, 감압 점착제(PSA)의 일측면은 점착성을 갖도록 하되, 타측면에는 프라이머(primer) 코팅을 하여 점착성을 갖지 않도록 한 후 프라이머 코팅층 위에 직접 원하는 문양의 패턴을 구현한 방법을 제공하는데 있다. The second problem to be solved by the present invention is to omit the PET film substrate when manufacturing the window of the mobile device having a flat panel display panel, such as a mobile phone, one side of the pressure-sensitive adhesive (PSA) to have the adhesive, the other side The present invention provides a method of implementing a pattern of a desired pattern directly on the primer coating layer after the primer coating so as not to have adhesiveness.

상기 제1과제를 이루기 위한 본 발명의 실시예에 따른 휴대기기의 윈도우는, 윈도우 글라스; 상기 윈도우 글라스와 접촉되는 면은 점착성을 갖고, 상기 윈도우 글라스와 접촉되는 면의 반대면에는 점착성을 갖지 않도록 프라이머 코팅층이 형성된 감압 점착제; 및 윈도우셀들에 형성된 패턴의 문양이 전사된 UV(Ultraviolet Ray) 경화형 레진이 순차적으로 적층된 구조를 갖는다.A window of a mobile device according to an embodiment of the present invention for achieving the first object, the window glass; A pressure-sensitive adhesive on which a surface in contact with the window glass has adhesiveness and a primer coating layer is formed on the opposite surface of the surface in contact with the window glass so as not to have adhesiveness; And a UV (ultraviolet ray) curable resin in which patterns of patterns formed on the window cells are transferred are sequentially stacked.

상기 제2과제를 이루기 위한 본 발명의 실시예에 따른 휴대기기의 윈도우 제조 방법은, 감압 점착제의 일측면에 프라이머 코팅층을 형성하여 점착성을 갖지 않도록 한 후 상기 프라이머 코팅층의 전체 면에 UV(Ultraviolet Ray) 경화형 레진을 도포하고, 패턴금형에 형성된 윈도우셀들의 패턴을 상기 UV 경화형 레진에 전사하는 UV 성형 단계; 패턴이 전사된 상기 UV 경화형 레진에 진공증착층 및 실크스크린 인쇄층을 형성한 후 가공 공정을 통해 베젤 영역을 형성하는 후 가공 단계; 및 상기 후 가공 공정이 수행된 윈도우셀들을 컷팅하는 컷팅 단계;를 포함한다.
In the method for manufacturing a window of a mobile device according to an embodiment of the present invention for achieving the second task, forming a primer coating layer on one side of the pressure-sensitive adhesive so as not to have adhesiveness, UV (Ultraviolet Ray) on the entire surface of the primer coating layer A) UV molding step of applying a curable resin and transferring the pattern of window cells formed on the pattern mold to the UV curable resin; A post-processing step of forming a bezel region through a process after forming a vacuum deposition layer and a silkscreen printed layer on the UV-cured resin to which the pattern is transferred; And a cutting step of cutting the window cells in which the post processing process is performed.

본 발명은 휴대폰과 같이 평판 디스플레이패널을 구비하는 휴대기기의 윈도우를 제조할 때 PET 필름 기재를 생략하고, 감압 점착제(PSA)의 일측면은 점착성을 갖도록 하되, 타측면에는 프라이머 코팅을 하여 점착성을 갖지 않도록 한 후 프라이머 코팅층 위에 직접 원하는 문양의 패턴을 구현함으로써, 윈도우의 생산성이 향상되고 두께를 얇게 할 수 있는 효과가 있다.
The present invention omits the PET film substrate when manufacturing a window of a mobile device having a flat panel display panel, such as a mobile phone, one side of the pressure-sensitive adhesive (PSA) to have a tackiness, the other side by applying a primer coating to the adhesive By implementing the pattern of the desired pattern directly on the primer coating layer after having no, the productivity of the window can be improved and the thickness can be reduced.

도 1은 종래의 윈도우 제조기술에 의해 제조된 휴대기기의 윈도우 단면도이다.
도 2는 본 발명의 실시예에 따른 휴대기기의 윈도우 단면도이다.
도 3a 내지 도 3e는 본 발명에 의한 휴대기기의 윈도우 제조 방법에 따른 제조공정의 설명도이다.
도 4는 본 발명의 휴대기기의 윈도우 제조 방법에 따른 제조공정의 순서도이다. 1 is a window sectional view of a portable device manufactured by a conventional window manufacturing technique.
2 is a cross-sectional view of a window of a mobile device according to an embodiment of the present invention.
3A to 3E are explanatory views of a manufacturing process according to the method for manufacturing a window of a mobile device according to the present invention.
4 is a flowchart of a manufacturing process according to a method of manufacturing a window of a portable device of the present invention.

이하, 첨부한 도면을 참조하여 본 발명의 바람직한 실시예를 상세히 설명하면 다음과 같다.Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

먼저, 도 2는 본 발명의 실시예에 따른 휴대기기의 윈도우 단면도로서 이에 도시한 바와 같이, 윈도우 글라스(10)의 상부에 감압 점착제(PSA: Pressure Senstive Adhesives)(21), 프라이머 코팅층(22), 윈도우 셀 금형에 형성된 윈도우셀의 패턴의 문양이 전사된 UV(Ultraviolet Ray) 경화형 레진(resin)(23) 및 베젤영역(24)이 순차적으로 적층된 구조를 갖는다. First, FIG. 2 is a cross-sectional view of a window of a mobile device according to an exemplary embodiment of the present invention. As shown therein, pressure sensitive adhesives (PSA) 21 and a primer coating layer 22 are formed on an upper portion of the window glass 10. The UV (Ultraviolet Ray) curable resin 23 and the bezel region 24 having the pattern of the pattern of the window cell formed on the window cell mold are sequentially stacked.

상기 감압 점착제(21)의 양측면 중에서 상기 윈도우 글라스(10)와 접촉되는 일측면은 점착성을 갖지만, 상기 일측면의 반대면인 타측면은 프라이머 코팅층(22)이 형성되어 점착성을 갖지 않는다. One side of the side of the pressure-sensitive adhesive 21 in contact with the window glass 10 has adhesiveness, but the other side of the opposite side of the pressure-sensitive adhesive 21 has a primer coating layer 22 is not adhesive.

이와 같이 상기 감압 점착제(21)의 타측면에 프라이머 코팅층(22)을 형성하여 점착성을 갖지 않도록 함으로써, 후 가공 공정을 수행할 때 점착성으로 인하여 어려움을 겪게 되는 것을 방지할 수 있게 된다.Thus, by forming the primer coating layer 22 on the other side of the pressure-sensitive adhesive 21 to have no adhesiveness, it is possible to prevent the difficulty caused by the adhesive when performing the post-processing process.

상기 도 2를 종래기술에 의한 도 1과 비교할 때 PET 필름 기재가 생략되고, 감압 점착제(21)의 상부에 프라이머 코팅층(22)이 추가된 것을 알 수 있다.When comparing FIG. 2 with FIG. 1 according to the related art, the PET film substrate is omitted, and it can be seen that the primer coating layer 22 is added on the pressure-sensitive adhesive 21.

한편, 상기와 같은 구조의 윈도우에 대한 제조 방법을 도 3 및 도 4를 참조하여 설명하면 다음과 같다.Meanwhile, a manufacturing method for the window having the above structure will be described with reference to FIGS. 3 and 4.

도 3a 내지 도 3e는 본 발명에 의한 휴대기기의 윈도우 제조 방법에 따른 제조공정의 설명도이고, 도 4는 본 발명의 휴대기기의 윈도우 제조 방법에 따른 제조공정의 순서도를 나타낸 것이다. 3A to 3E are explanatory diagrams of a manufacturing process according to the method for manufacturing a window of a mobile device according to the present invention, and FIG. 4 is a flowchart of a manufacturing process according to the method for manufacturing a window of a mobile device of the present invention.

먼저, 프린트 가능한 모재인 감압 점착제(PRINTABLE PSA)(21)의 양측면 중에서 일측면에는 프라이머 코팅층(22)을 형성하고, 차후에 윈도우 글라스(10)와 합지되는 타측면을 이형이 가능한 보호필름(도면에 미표시)과 합지한다. 이후, 도 3a의 (a)에서와 같이, 패턴금형(25)의 일측면에 형성된 윈도우셀(25A)들의 전체 면에 UV 경화형 레진(resin)(23)을 도포한 다음 상기 UV 경화형 레진(23)의 상부에 상기와 같이 형성된 프라이머 코팅층(22)과 감압 점착제(21)를 덮는다. 이어서, 우레탄 또는 실리콘, 또는 우레탄이나 실리콘과 유사한 재질의 롤러(26)로 상기 감압 점착제(21)의 일측 종단부에서 타측 종단부까지 압력을 가하면서 필요한 횟수만큼 반복적으로 롤링한다. 이에 의해, 상기 패턴금형(25)의 윈도우셀(25A)에 각기 형성된 패턴의 문양이 상기 UV 경화형 레진(23)에 전사된다. 이어서, 도 3a의 (b)에서와 같이, 순차 적층된 패턴금형(25), UV 경화형 레진(23), 프라이머 코팅층(22) 및 감압 점착제(21)의 상부에 UV를 조사한 후 상기 패턴금형(25)을 이형시키는 것으로 성형공정을 완료한다. 도 3a의 (c)는 상기 상기 도 3a의 (b)에서 패턴금형(25)이 이형된 나머지 부분을 나타낸 것이다. 도 3a의 (c)에 도시한 윈도우셀 패턴면(25B)은 상기 윈도우셀(25A)에 의해 형성된 면으로서, 여기에 상기 윈도우셀(25A)에 형성된 패턴의 문양이 전사된다.(S1)First, a primer coating layer 22 is formed on one side of both sides of a printable base material PRINTABLE PSA 21, and a protective film capable of releasing the other side laminated with the window glass 10 afterwards (in the drawing). (Not shown). Thereafter, as shown in (a) of FIG. 3A, a UV curable resin 23 is applied to the entire surface of the window cells 25A formed on one side of the pattern mold 25 and then the UV curable resin 23. Cover the primer coating layer 22 and the pressure-sensitive adhesive 21 formed as described above on the top). Subsequently, the roller 26 is made of urethane or silicon, or a urethane or silicon-like material, and repeatedly rolls as many times as necessary while applying pressure from one end portion to the other end portion of the pressure-sensitive adhesive 21. Thereby, the pattern of the pattern respectively formed in the window cell 25A of the pattern mold 25 is transferred to the UV curable resin 23. Subsequently, as shown in (b) of FIG. 3A, UV is irradiated on the pattern mold 25, the UV curable resin 23, the primer coating layer 22, and the pressure-sensitive adhesive 21 which are sequentially stacked, and then the pattern mold ( Release the mold to complete the molding process. Figure 3a (c) shows the rest of the pattern mold 25 is released in Figure 3a (b). The window cell pattern surface 25B shown in (c) of FIG. 3A is a surface formed by the window cell 25A, and the pattern of the pattern formed on the window cell 25A is transferred thereto. (S1)

상기 패턴금형(25)은 패턴이 형성된 금형을 의미하는데, 상기 패턴금형(25)에 패턴을 형성하여 그 패턴을 상기 UV 경화형 레진(23)에 전사시키는 방법에는 여러 가지가 있을 수 있다. 본 실시예에서는 상기 설명에서와 같이 패턴금형(25)의 일측면에 패턴이 각기 형성된 윈도우셀(25)들을 매트릭스 형태로 배열하고, 이렇게 배열된 윈도우셀(25)들의 상부에 UV 경화형 레진(23)을 덮은 후 롤러(26)로 압력을 가하여 윈도우셀(25)들에 형성된 패턴들이 상기 UV 경화형 레진(23)에 전사되도록 하였다. 물론, 본 발명의 패턴 전사 방법이 이에 한정되는 것이 아니라 상기 패턴금형(25)에 다양한 형태로 패턴들을 형성하여 상기 UV 경화형 레진(23)에 전사할 수 있다. The pattern mold 25 refers to a mold in which a pattern is formed. There may be various methods of forming a pattern on the pattern mold 25 and transferring the pattern to the UV curable resin 23. In this embodiment, as shown in the above description, the window cells 25 each having a pattern formed on one side of the pattern mold 25 are arranged in a matrix form, and the UV curable resin 23 is disposed on the window cells 25 arranged in this manner. ) Was applied to the UV curable resin 23 by applying pressure with the roller 26 to cover the patterns formed on the window cells 25. Of course, the pattern transfer method of the present invention is not limited thereto, and patterns may be formed on the pattern mold 25 in various forms to be transferred to the UV curable resin 23.

상기와 같이 UV 성형 공정을 통해 감압 점착제(21)에 멀티 셀(MULTI-CELL) 형태의 윈도우셀 패턴면(25B)을 성형한 후, 도 3b의 (a),(b)에서와 같이 진공증착층(27) 및 실크스크린 인쇄층(28) 등을 형성하는 후 가공 공정을 수행하여 상기 UV 경화형 레진(23)의 상부에 윈도우의 베젤 영역(24)이 형성된다.(S2)   After forming the window cell pattern surface 25B in the form of a multi-cell (MULTI-CELL) on the pressure-sensitive adhesive 21 through the UV molding process as described above, vacuum deposition as shown in (a), (b) of Figure 3b. A bezel region 24 of the window is formed on the UV curable resin 23 by performing a post-processing process to form the layer 27 and the silkscreen printing layer 28, etc. (S2).

도 3b의 (a),(b)에서와 같이 UV 경화형 레진(23)의 전체 표면 중에서 베젤 영역(24)과 겹치는 부분이 윈도우셀 패턴면(25B)으로서, 뷰 영역(VIEW AREA)에서 바라볼 때 상기 윈도우셀 패턴면(25B)에만 전사된 패턴이 보이게 된다. 본 발명이 이에 한정되는 것이 아니라, 상기와 같은 윈도우셀 패턴면(25B)을 화면이 디스플레이되는 디스플레이 영역이나, 그 이외의 다른 영역으로도 확장할 수도 있다. 도 3b의 (b)는 도 3b의 (a)에서 동그라미로 표시된 부분의 상세도를 나타낸 것이다.As shown in (a) and (b) of FIG. 3B, a portion of the entire surface of the UV curable resin 23 overlapping the bezel region 24 is the window cell pattern surface 25B, viewed from the view region VIEW AREA. At this time, the transferred pattern is only visible on the window cell pattern surface 25B. The present invention is not limited thereto, and the window cell pattern surface 25B as described above may be extended to a display area where a screen is displayed or another area. Figure 3b (b) shows a detailed view of the portion circled in (a) of Figure 3b.

이후, 도 3c에서와 같이 후 가공 공정이 수행된 상기 감압 점착제(21), 프라이머 코팅층(22) 및 패턴이 형성된 UV 경화형 레진(23)을 포함하는 윈도우셀(25C)들을 대상으로 씨앤씨 라우팅(CNC ROUNTING)이나 레이저 컷팅(LASER CUTTING)을 통해 컷팅공정을 수행한다. 여기서, 상기 윈도우셀(25C)은 상기와 같은 후 가공 공정이 수행된 각각의 윈도우 셀을 의미한다.(S3) Then, C & C routing (CNC) is performed on the window cells 25C including the pressure-sensitive adhesive 21, the primer coating layer 22, and the UV curable resin 23 having a pattern formed thereon, as shown in FIG. 3C. ROUNTING) or laser cutting to perform the cutting process. Here, the window cell 25C means each window cell in which the post-processing process as described above is performed.

이어서, 도 3d의 (a)에서와 같이 상기와 같이 컷팅 공정이 완료된 상기 윈도우셀(25C)을 강화처리된 윈도우 글라스(10)와 합지하는 라미네이팅(lamimating) 공정을 수행한다. 이때, 상기 윈도우셀(25C)과 상기 윈도우 글라스(10)와의 강력한 합지를 위해 도 3d의 (b)에서와 같이 상기 롤러(26)로 상기 윈도우셀(25C)의 일측 종단부에서 타측 종단부까지 압력을 가하면서 필요한 횟수만큼 반복적으로 롤링한다.(S4) Subsequently, as shown in FIG. 3D, a laminating process of laminating the window cell 25C having the cutting process as described above with the reinforced window glass 10 is performed. In this case, as shown in (b) of FIG. 3D, the roller 26 may be extended from one end portion of the window cell 25C to the other end portion for strong lamination between the window cell 25C and the window glass 10. Rolling repeatedly as many times as necessary while applying pressure (S4).

이후, 도 3e에서와 같이 상기 라미네이팅 공정에 의해 합지된 상기 윈도우셀(25C)과 윈도우 글라스(10)를 대상으로 가압열처리 공정(AUTO CLAVE)을 수행하여 상기 윈도우셀(25C) 내의 감압 점착제(21)와 윈도우 글라스(10) 사이에 발생한 기포를 제거하며 접착력을 강화시킨다.(S5)
Thereafter, an autoclave is performed on the window cell 25C and the window glass 10 laminated by the laminating process, as shown in FIG. 3e, to perform a pressure-sensitive adhesive 21 in the window cell 25C. ) And removes bubbles generated between the window glass 10 and strengthens the adhesive force. (S5)

이상에서 본 발명의 바람직한 실시예에 대하여 상세히 설명하였지만, 본 발명의 권리범위가 이에 한정되는 것이 아니라 다음의 청구범위에서 정의하는 본 발명의 기본 개념을 바탕으로 보다 다양한 실시예로 구현될 수 있으며, 이러한 실시예들 또한 본 발명의 권리범위에 속하는 것이다.
Although the preferred embodiment of the present invention has been described in detail above, the scope of the present invention is not limited thereto, and may be implemented in various embodiments based on the basic concept of the present invention defined in the following claims. Such embodiments are also within the scope of the present invention.

10 : 윈도우 글라스 21 : 감압 점착제
22 : 프라이머 코팅층 23 : UV 경화형 레진
24 : 베젤영역 25 : 패턴금형
26 : 롤러 27 : 진공증착층
28 : 인쇄층10: window glass 21: pressure-sensitive adhesive
22: primer coating layer 23: UV curable resin
24: bezel area 25: pattern mold
26: roller 27: vacuum deposition layer
28: printed layer

Claims (9)

윈도우 글라스;
상기 윈도우 글라스와 접촉되는 면은 점착성을 갖고, 상기 윈도우 글라스와 접촉되는 면의 반대면에는 점착성을 갖지 않도록 프라이머 코팅층이 형성된 감압 점착제; 및
윈도우셀들에 형성된 패턴의 문양이 전사된 UV(Ultraviolet Ray) 경화형 레진이 순차적으로 적층된 것을 특징으로 하는 것을 휴대기기의 윈도우.
Window glass;
A pressure-sensitive adhesive on which a surface in contact with the window glass has adhesiveness and a primer coating layer is formed on the opposite surface of the surface in contact with the window glass so as not to have adhesiveness; And
The window of the mobile device, characterized in that the UV (ultraviolet ray) curable resin, the pattern of the pattern formed on the window cells are sequentially stacked.
제1항에 있어서, 상기 윈도우셀들은 패턴금형에 형성된 것을 특징으로 하는 것을 휴대기기의 윈도우.
The window of claim 1, wherein the window cells are formed in a pattern mold.
(a) 감압 점착제의 일측면에 프라이머 코팅층을 형성하여 점착성을 갖지 않도록 한 후 상기 프라이머 코팅층의 전체 면에 UV(Ultraviolet Ray) 경화형 레진을 도포하고, 패턴금형에 형성된 윈도우셀들의 패턴을 상기 UV 경화형 레진에 전사하는 UV 성형 단계;
(b) 패턴이 전사된 상기 UV 경화형 레진에 진공증착층 및 실크스크린 인쇄층을 형성한 후 가공 공정을 통해 베젤 영역을 형성하는 후 가공 단계; 및
(c) 상기 후 가공 공정이 수행된 윈도우셀들을 컷팅하는 컷팅 단계;를 포함하는 것을 특징으로 하는 휴대기기의 윈도우 제조 방법.
(a) forming a primer coating layer on one side of the pressure-sensitive adhesive to prevent adhesiveness, and then applying a UV (ultraviolet ray) curable resin to the entire surface of the primer coating layer, and applying a pattern of window cells formed in a pattern mold to the UV curing type UV molding step of transferring to the resin;
(b) a post-processing step of forming a bezel area through a process after forming a vacuum deposition layer and a silkscreen printing layer on the UV-curable resin to which the pattern is transferred; And
and (c) a cutting step of cutting the window cells in which the post-processing process is performed.
제3항에 있어서, 컷팅된 상기 윈도우셀을 강화처리된 윈도우 글라스와 합지하는 라미네이팅 단계; 및 합지된 상기 윈도우셀과 윈도우 글라스를 대상으로 가압열처리(auoto clave)하는 가압열처리 단계;를 더 포함하는 것을 특징으로 하는 휴대기기의 윈도우 제조 방법.
4. The method of claim 3, further comprising: laminating the cut window cell with the reinforced window glass; And pressurizing heat treatment of the laminated window cell and the window glass by an autoclave heat treatment.
제4항에 있어서, 상기 윈도우셀을 강화처리된 윈도우 글라스와 합지할 때 롤러를 이용하는 것을 특징으로 하는 휴대기기의 윈도우 제조 방법.
The method of claim 4, wherein a roller is used when the window cell is laminated with the reinforced window glass.
제3항에 있어서, 상기 감압 점착제의 일측면의 반대면은 점착성을 갖는 것을 특징으로 하는 휴대기기의 윈도우 제조 방법.
The method of claim 3, wherein an opposite side of one side of the pressure-sensitive adhesive has adhesiveness.
제3항에 있어서, 상기 (a) 단계에서 윈도우셀들의 패턴을 상기 UV 경화형 레진에 전사할 때 롤러를 이용하는 것을 특징으로 하는 휴대기기의 윈도우 제조 방법.
The method of claim 3, wherein the roller is used to transfer the pattern of the window cells to the UV curable resin in the step (a).
제3항에 있어서, 상기 (a) 단계는 순차 적층된 상기 감압 점착제, 상기 프라이머 코팅층, 상기 UV 경화형 레진 및 상기 패턴금형의 상부에 UV를 조사한 후 상기 패턴금형을 이형시키는 단계를 더 포함하는 것을 특징으로 하는 휴대기기의 윈도우 제조 방법.
The method of claim 3, wherein the step (a) further comprises the step of releasing the pattern mold after irradiating UV on the pressure-sensitive adhesive, the primer coating layer, the UV curable resin and the pattern mold sequentially stacked. Characterized in that the window manufacturing method of the mobile device.
제3항에 있어서, 상기 (c) 단계에서 상기 윈도우셀들을 컷팅할 때 씨앤씨 라우팅(CNC ROUNTING)이나 레이저 컷팅(LASER CUTTING)을 이용하는 것을 특징으로 하는 휴대기기의 윈도우 제조 방법. The method of claim 3, wherein the cutting of the window cells in step (c) uses CNC ROUNTING or laser cutting. 5.
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KR20130117101A (en) * 2012-04-17 2013-10-25 율촌화학 주식회사 Double-faced adhesive film for tsp with printing layer and method for manufacturing the same

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KR101501427B1 (en) * 2014-11-20 2015-03-12 주식회사 에스에스뉴테크 Cover window of mobile device and manufacturing method thereof
US11531373B2 (en) 2018-11-26 2022-12-20 Samsung Display Co., Ltd. Window panel, display device including the same, and manufacturing method thereof
US11975528B2 (en) 2019-02-18 2024-05-07 Samsung Display Co., Ltd. Cover glass printing pad, method of manufacturing cover glass using the same and cover glass manufactured by the same
US12000978B2 (en) 2019-05-03 2024-06-04 Samsung Display Co., Ltd. Method for manufacturing window and method for manufacturing display device
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US11773012B2 (en) 2019-10-24 2023-10-03 Samsung Display Co., Ltd. Cover glass and method for fabricating the same

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