KR101970922B1 - Pattern glass manufacturing method for portable terminal by UV pattern printing using shape glass - Google Patents

Pattern glass manufacturing method for portable terminal by UV pattern printing using shape glass Download PDF

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KR101970922B1
KR101970922B1 KR1020180095810A KR20180095810A KR101970922B1 KR 101970922 B1 KR101970922 B1 KR 101970922B1 KR 1020180095810 A KR1020180095810 A KR 1020180095810A KR 20180095810 A KR20180095810 A KR 20180095810A KR 101970922 B1 KR101970922 B1 KR 101970922B1
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South Korea
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pattern
glass
etching
shape glass
shape
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KR1020180095810A
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Korean (ko)
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김태환
신은복
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주식회사 진우엔지니어링
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    • 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
    • C03C17/001—General methods for coating; Devices therefor
    • C03C17/002—General methods for coating; Devices therefor for flat glass, e.g. float glass
    • 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
    • C03C15/00—Surface treatment of glass, not in the form of fibres or filaments, by etching
    • 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
    • C03C21/001—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions
    • C03C21/002—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions to perform ion-exchange between alkali ions
    • 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
    • C03C2218/00—Methods for coating glass
    • C03C2218/10—Deposition methods
    • C03C2218/11—Deposition methods from solutions or suspensions
    • C03C2218/119—Deposition methods from solutions or suspensions by printing

Abstract

The present invention relates to a method for manufacturing a pattern glass for a portable terminal by UV pattern printing using a shape glass in which a pattern is clearly and sharply formed. The method of the present invention comprises: a UV pattern masking process; a hard break process; a pattern etching process; a glass reinforcing process; a base color printing process; and an AF coating process.

Description

형상글라스를 이용한 UV패턴인쇄에 의한 휴대단말기용 패턴글라스 제조방법{Pattern glass manufacturing method for portable terminal by UV pattern printing using shape glass}Pattern glass manufacturing method for portable terminal by UV pattern printing using shape glass}

본 발명은 형상글라스를 이용한 UV패턴인쇄에 의한 휴대단말기용 패턴글라스 제조방법에 관한 것으로서, 더욱 상세하게는 휴대단말기용 패턴글라스 제조방법에 있어서, 휴대단말기의 크기에 따라 절단가공되어 1차 강화처리된 형상글라스를 필름지그에 일정간격으로 배열 점착하는 필름지그배열과정과 상기 UV패턴마스킹과정을 통하여 노출된 형상글라스의 표면을 에칭하여 패턴홈을 형성하는 패턴에칭과정, 상기 패턴에칭과정을 통하여 패턴이 형성된 형상글라스를 질산칼륨에서 2차 강화하는 글라스강화과정을 통하여 패턴이 명확하고 선명하며 내구성이 높은 패턴글라스를 제공할 수 있도록 함을 목적으로 한 것이다.The present invention relates to a method for manufacturing a patterned glass for a mobile terminal by UV pattern printing using a shape glass, and more particularly, in the method for manufacturing a patterned glass for a portable terminal, according to the size of the portable terminal is processed by the primary reinforcement treatment The film jig array process of arranging and attaching the shaped glass to the film jig at a predetermined interval, and the pattern etching process of forming a pattern groove by etching the surface of the exposed shape glass through the UV pattern masking process, and the pattern etching process The purpose of the present invention is to provide a patterned glass that is clear, clear, and durable through a glass strengthening process of secondaryly strengthening the formed glass from potassium nitrate.

일반적으로, 휴대단말기는 전화 통신과 인터넷 검색을 통하여 웹서핑을 할 수 있는 무선 기기인 것이다.In general, the portable terminal is a wireless device capable of web surfing through telephony communication and Internet search.

한편, 상기한 바와 같은 휴대단말기의 소유자들은 기능성도 중요시 여기지만 항시 질감과 디자인에 대하여도 많은 관심을 가지고 휴대단말기의 선택 기준을 상고 있는 것이다.On the other hand, the owners of the mobile terminal as described above is important to the functionality, but always with a lot of attention to the texture and design of the handset is considering the selection criteria of the mobile terminal.

또한, 휴대단말기를 구매하게 되면 스스로 다양한 액세서리를 부착하여 장식성과 디자인성을 높이고 있는 것이다.In addition, if you purchase a mobile terminal by attaching a variety of accessories by themselves to increase the decorative and design.

이상과 같은 휴대단말기의 소유자의 기호에 따라 휴대단말기의 질감과 디자인성을 높일 수 있게 휴대폰 케이스를 유리로 형성하고 패턴무늬를 형성한 패턴글라스가 개발되어 사용되고 있는 것이다.According to the preference of the owner of the portable terminal as described above, a pattern glass in which a cell phone case is formed of glass and a patterned pattern is developed and used to increase the texture and design of the portable terminal.

이와 같이 패턴글라스는 강도가 강화된 글라스에 인쇄 또는 인쇄시트를 부착하여 패턴을 형성하여 제조하고 있는 것이다.As such, the patterned glass is manufactured by attaching a printing or printing sheet to glass with enhanced strength to form a pattern.

그러나, 상기한 바와 같이 휴대단말기용 패턴글라스는 글라스에 형성되는 패턴이 인쇄 또는 인쇄필름을 통하여 형성되어 휴대단말기의 질감이 떨어지고 사용과정에 쉽게 마모 손상되는 문제점이 있었다.However, as described above, the pattern glass for the portable terminal has a problem that the pattern formed on the glass is formed through printing or printing film, so that the texture of the portable terminal is degraded and wear is easily damaged in use.

대한민국 특허공개 제10-2016-0075411호Republic of Korea Patent Publication No. 10-2016-0075411

이에, 본 발명은 상기한 바와 같이 휴대단말기용 패턴글라스가 글라스에 형성되는 패턴이 인쇄 또는 인쇄필름을 통하여 형성되어 휴대단말기의 질감이 떨어지고 사용과정에 쉽게 마모 손상되는 문제점을 해결할 수 있도록 한 것이다.Thus, the present invention is to solve the problem that the pattern of the glass pattern for the mobile terminal formed on the glass is formed through the printing or printing film to reduce the texture of the mobile terminal and easily wear damage in the use process.

즉, 본 발명은 휴대단말기용 패턴글라스 제조방법에 있어서, 휴대단말기의 크기에 따라 절단가공되어 1차 강화처리된 형상글라스를 필름지그에 일정간격으로 배열 점착하는 필름지그배열과정과 상기 필름지그배열과정을 통하여 등 간격으로 배열된 형상글라스의 비패턴 형성부분을 UV패턴마스킹하는 UV패턴마스킹과정, 상기 UV패턴마스킹과정을 통하여 형성된 UV패턴인쇄층이 형상글라스의 표면에 긴밀하게 밀착되어 패턴에칭과정에 에칭액이 UV패턴인쇄층으로 침투하지 않게 가압하는 하드브레이크과정, 상기 UV패턴마스킹과정을 통하여 노출된 형상글라스의 표면을 에칭하여 패턴홈을 형성하는 패턴에칭과정, 상기 패턴에칭과정을 통하여 패턴이 형성된 형상글라스를 질산칼륨에서 2차 강화하는 글라스강화과정, 상기 글라스강화과정을 통하여 2차 강화된 형상글라스를 패턴 반대측면에 베이스칼라층을 인쇄하는 베이스칼라인쇄과정 및 상기 글라스강화과정을 통하여 2차 강화된 형상글라스의 패턴 측면에 AF코팅층을 형성하는 AF코팅과정으로 이루어진 것을 특징으로 하는 것이다.That is, according to the present invention, in the method of manufacturing a patterned glass for a mobile terminal, the film jig arrangement process and the film jig arrangement process of cutting and processing the first glass reinforced according to the size of the mobile terminal at regular intervals to form a film jig. UV pattern masking process for masking the non-pattern forming parts of the shaped glass arranged at equal intervals through the UV pattern masking process, and the UV pattern printing layer formed through the UV pattern masking process closely adheres to the surface of the shape glass for the pattern etching process. The pattern is formed through a hard break process for pressing the etching solution to prevent penetration into the UV pattern printing layer, a pattern etching process for forming a pattern groove by etching the surface of the exposed glass through the UV pattern masking process, and the pattern etching process. Glass reinforcement process to strengthen shape glass in potassium nitrate secondly, secondary through glass reinforcement process A base color printing process for printing the base color layer on the opposite side of the patterned reinforced glass and an AF coating process for forming an AF coating layer on the pattern side of the secondary strengthened shape glass through the glass strengthening process. will be.

따라서, 본 발명은 형상글라스의 비패턴 형성부분을 UV패턴마스킹하는 UV패턴마스킹과정과 상기 UV패턴마스킹과정을 통하여 노출된 형상글라스의 표면을 에칭하여 패턴홈을 형성하는 패턴에칭과정을 통하여 형상글라스에 패턴을 형성함으로써, 패턴이 명확하고 선명하게 형성되는 효과와, 패턴에칭과정 후 2차 강화과정을 통하여 형상글라스를 강화함으로써 내구성이 향상되는 효과 및 AF코팅층의 형성을 통하여 내지문성이 향상되는 효과를 갖는 것이다.Accordingly, the present invention provides a shape glass through a UV pattern masking process for masking the UV pattern masking portion of the shape glass and a pattern etching process for forming a pattern groove by etching the surface of the shape glass exposed through the UV pattern masking process. By forming a pattern in the pattern, the effect of the pattern is clearly and clearly formed, the effect of the durability is improved by strengthening the shape glass through the secondary strengthening process after the pattern etching process, and the fingerprint resistance through the formation of the AF coating layer To have.

도 1 은 본 발명의 일 실시 예를 보인 공정 블록 예시도.
도 2 는 본 발명의 일 실시 예로 필름지그배열과정을 보인 예시도.
도 3 은 본 발명의 일 실시 예로 UV패턴마스킹과정을 보인 블록 예시도.
도 4 는 도 3 에 따른 UV패턴마스킹과정의 예시도.
도 5 는 본 발명의 일 실시 예로 패턴애칭과정을 보인 블록 예시도.
도 6 은 도 5 에 따른 패턴애칭과정의 예시도.
도 7 은 본 발명의 일 실시 예를 보인 베이스칼라인쇄과정의 예시도.
도 8 은 본 발명의 일 실시 예를 보인 AF코팅과정의 예시도.1 is an exemplary block diagram showing an embodiment of the present invention.
Figure 2 is an exemplary view showing a film jig arrangement process as an embodiment of the present invention.
Figure 3 is an exemplary block diagram showing a UV pattern masking process as an embodiment of the present invention.
Figure 4 is an illustration of the UV pattern masking process according to FIG.
Figure 5 is an exemplary block diagram showing a pattern nicking process in one embodiment of the present invention.
6 is an exemplary view of a pattern etching process according to FIG. 5.
Figure 7 is an illustration of a base calline chain process showing an embodiment of the present invention.
8 is an exemplary view of an AF coating process showing an embodiment of the present invention.

이하, 첨부된 도면에 의하여 상세히 설명하면 다음과 같다.Hereinafter, described in detail by the accompanying drawings as follows.

본 발명은 패턴글라스에 명확하고 선명한 패턴이 형성되게 하고 내구성이 향상되도록 한 것으로서, 본 명세서 및 청구범위에 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.The present invention is intended to form a clear and clear pattern on the pattern glass and to improve the durability, terms or words used in the specification and claims should not be construed as limited to the conventional or dictionary meaning, the inventors In order to explain the invention in the best way, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention based on the principle that the concept of terms can be properly defined.

따라서, 본 명세서에 기재된 실시 예와 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 변형 예들이 있을 수 있음을 이해하여야 한다.Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention, and do not represent all of the technical idea of the present invention, which can be replaced at the time of the present application It should be understood that there may be various equivalents and variations.

즉, 본 발명은 휴대단말기용 패턴글라스 제조방법에 있어서, 필름지그배열과정(100)과 UV패턴마스킹과정(200), 하드브레이크과정(300), 패턴에칭과정(400), 글라스강화과정(500), 베이스칼라인쇄과정(600) 및 AF코팅과정(700)으로 이루어진 것이다.That is, in the method of manufacturing a patterned glass for a mobile terminal, the film jig arrangement process 100, the UV pattern masking process 200, the hard break process 300, the pattern etching process 400, the glass strengthening process 500 ), The base knife line printing process 600 and AF coating process (700).

여기서, 상기 필름지그배열과정(100)은 휴대단말기의 크기에 따라 절단가공되어 1차 강화처리된 형상글라스(10)를 필름지그(21)에 일정간격으로 배열 점착하는 것이다.Here, the film jig arrangement process 100 is to cut and processed according to the size of the mobile terminal to attach the primary glass reinforcing shape glass 10 to the film jig 21 at regular intervals.

상기 필름지그(21)는 PET필름(21a)의 상면에 점착제가 도포된 점착층(21b)이 형성된 것이다.The film jig 21 is a pressure-sensitive adhesive layer 21b is formed on the upper surface of the PET film 21a.

상기 형상글라스(10)는 210~280℃에서 열풍예열하고, 380~460℃의 질산칼륨액에 침지하여 강화한 후 90~170℃의 온수로 냉각하여 20~30㎛의 깊이로 표면응력이 400~600㎫을 갖게 강화하는 것이다.The shape glass 10 is preheated by hot air at 210 to 280 ° C., immersed in potassium nitrate solution at 380 to 460 ° C., and then strengthened. It is to strengthen to have 600MPa.

그리고, 상기 UV패턴마스킹과정(200)은 필름지그배열과정(100)을 통하여 등 간격으로 배열된 형상글라스(10)의 비패턴 형성부분을 UV패턴마스킹하는 것이다.The UV pattern masking process 200 is to mask the non-pattern forming portions of the shaped glass 10 arranged at equal intervals through the film jig arrangement process 100.

상기 UV패턴마스킹과정(200)은 형상글라스(10)에 UV잉크로 UV패턴을 인쇄하여 UV패턴인쇄층(11)을 형성하는 UV패턴인쇄과정(210)과 상기 UV패턴인쇄과정(210)을 통하여 인쇄된 UV패턴인쇄층(11)을 UV를 조사하는 UV패턴인쇄층(11)을 건조 경화시키는 UV경화과정(220)으로 이루어지게 실시할 수 있는 것이다.The UV pattern masking process 200 includes a UV pattern printing process 210 for forming a UV pattern printing layer 11 by printing a UV pattern on the shape glass 10 with a UV ink, and the UV pattern printing process 210. The UV pattern printing layer 11 printed through the UV pattern printing layer 11 irradiated with UV can be carried out to be made of a UV curing process 220 for dry curing.

또한, 상기 하드브레이크과정(300)은 UV패턴마스킹과정(200)을 통하여 형성된 UV패턴인쇄층(11)이 형상글라스(10)의 표면에 긴밀하게 밀착되어 패턴에칭과정(400)에 에칭액이 UV패턴인쇄층(11)으로 침투하지 않게 하는 것이다.In addition, in the hard break process 300, the UV pattern printing layer 11 formed through the UV pattern masking process 200 is closely adhered to the surface of the shape glass 10 so that the etching solution is UV in the pattern etching process 400. It does not penetrate into the pattern printing layer 11.

또한, 상기 패턴에칭과정(400)은 UV패턴마스킹과정(200)을 통하여 노출된 형상글라스(10)의 표면을 에칭하여 패턴홈(12)을 형성하는 것이다.In addition, the pattern etching process 400 is to form a pattern groove 12 by etching the surface of the shape glass 10 exposed through the UV pattern masking process (200).

상기 패턴에칭과정(400)은 형상글라스(10)를 불산혼합물로 이루어진 에칭액이 채워진 에칭욕조에 침지하여 형상글라스(10)의 비 UV패턴마스킹부분을 녹여 패턴홈(12)이 형성되게 하는 에칭침지과정(410)과 상기 에칭침지과정(410)을 통하여 패턴홈(12)이 형성된 형상글라스(10)를 필름지그(21)로부터 분리한 후 형상글라스(10)에 잔류한 에칭액을 세척제거하는 에칭세정과정(420) 및 상기 에칭세정과정(420)이 완료된 형상글라스(10)를 카세트에 적재한 후 3~5중량%의 수산화나트륨이 첨가된 박리액에 침지하여 형상글라스(10) 표면의 UV패턴인쇄층(11)을 제거하는 UV패턴박리과정(430)으로 이루어지는 것이다.In the pattern etching process 400, the shape glass 10 is immersed in an etching bath filled with an etchant made of a hydrofluoric acid mixture to melt the non-UV pattern masking portion of the shape glass 10 so that the pattern grooves 12 are formed. Etching to remove the etching glass remaining in the shape glass 10 after separating the shape glass 10 in which the pattern groove 12 is formed through the process 410 and the etching immersion process 410 from the film jig 21 After the cleaning process 420 and the etching cleaning process 420 have been completed, the shape glass 10 is loaded into a cassette, and then immersed in a stripping solution to which 3 to 5 wt% of sodium hydroxide is added to UV the surface of the shape glass 10. It is made of a UV pattern peeling process 430 to remove the pattern printing layer (11).

상기 에칭침지과정(410)의 에칭홈은 1~5㎛로 형성하여 실시할 수 있는 것이다.The etching groove of the etching immersion process 410 may be performed by forming 1 ~ 5㎛.

또한, 상기 글라스강화과정(500)은 패턴에칭과정(400)을 통하여 패턴이 형성된 형상글라스(10)를 질산칼륨에서 2차 강화하는 것이다.In addition, the glass strengthening process 500 is to secondary strengthen the shape glass 10 in which the pattern is formed through the pattern etching process 400 from potassium nitrate.

상기 글라스강화과정(500)은 형상글라스(10)를 210~280℃에서 열풍예열하고, 380~460℃의 질산칼륨액에 침지하여 강화한 후 90~170℃의 온수로 냉각하여 30~45㎛의 깊이로 표면응력이 650~850㎫을 갖게 강화하는 것이다.The glass tempering process 500 preheats the shape glass 10 at 210 to 280 ° C., immerses in potassium nitrate solution at 380 to 460 ° C., and then strengthens the glass 10. It is strengthened to have surface stress of 650 ~ 850MPa by depth.

또한, 상기 베이스칼라인쇄과정(600)은 글라스강화과정(500)을 통하여 2차 강화된 형상글라스(10)를 패턴 반대측면에 베이스칼라층(30)을 인쇄하는 것이다.In addition, the base color line printing process 600 is to print the base color layer 30 on the opposite side of the pattern to the glass 2 strengthened second through the glass strengthening process (500).

상기 베이스칼라층(30)은 블랙 또는 칼라 색상으로 실시할 수 있는 것이다.The base color layer 30 may be implemented in black or color.

또한, 상기 AF코팅과정(700)은 베이스칼라인쇄과정(600) 이전 또는 이후에 형상글라스(10)의 패턴 측면에 AF코팅층(40)을 형성하는 것이다.In addition, the AF coating process 700 is to form the AF coating layer 40 on the pattern side of the shape glass 10 before or after the base cal printing process (600).

이하, 본 발명의 적용실시에 따른 작용효과에 대하여 설명하면 다음과 같다.Hereinafter, the operational effects of the application of the present invention will be described.

상기한 바와 같이 휴대단말기용 패턴글라스 제조방법에 있어서, 휴대단말기의 크기에 따라 절단가공되어 1차 강화처리된 형상글라스(10)를 필름지그(21)에 일정간격으로 배열 점착하는 필름지그배열과정(100)과 상기 필름지그배열과정(100)을 통하여 등 간격으로 배열된 형상글라스(10)의 비패턴 형성부분을 UV패턴마스킹하는 UV패턴마스킹과정(200), 상기 UV패턴마스킹과정(200)을 통하여 형성된 UV패턴인쇄층(11)이 형상글라스(10)의 표면에 긴밀하게 밀착되어 패턴에칭과정(400)에 에칭액이 UV패턴인쇄층(11)으로 침투하지 않게 가압하는 하드브레이크과정(300), 상기 UV패턴마스킹과정(200)을 통하여 노출된 형상글라스(10)의 표면을 에칭하여 패턴홈(12)을 형성하는 패턴에칭과정(400), 상기 패턴에칭과정(400)을 통하여 패턴이 형성된 형상글라스(10)를 질산칼륨에서 2차 강화하는 글라스강화과정(500), 상기 글라스강화과정(500)을 통하여 2차 강화된 형상글라스(10)를 패턴 반대측면에 베이스칼라층(30)을 인쇄하는 베이스칼라인쇄과정(600) 및 상기 글라스강화과정(500)을 통하여 2차 강화된 형상글라스(10)의 패턴 측면에 AF코팅층(40)을 형성하는 AF코팅과정(700)으로 이루어진 본 발명에 의하여 휴대단말기용 형상글라스(10)를 제조하게 되면, 형상글라스(10)의 표면에 형성되는 패턴이 명확하고 선명하게 형성되는 것이다.In the method of manufacturing a patterned glass for a mobile terminal as described above, the film jig arrangement process of cutting and processing the shape glass 10 which is cut and processed according to the size of the mobile terminal to the film jig 21 at regular intervals. UV pattern masking process (200) and UV pattern masking process (200) for masking the non-pattern forming portion of the shape glass 10 arranged at equal intervals through the film jig array process (100) UV pattern printing layer 11 formed through the close contact with the surface of the shape glass 10 is in close contact with the hard etching process 300 to press the etching solution does not penetrate into the UV pattern printing layer 11 in the pattern etching process (400) ), A pattern etching process 400 for forming a pattern groove 12 by etching the surface of the shape glass 10 exposed through the UV pattern masking process 200, the pattern through the pattern etching process 400 The formed shaped glass 10 was removed from potassium nitrate. Glass reinforcing process (500) for reinforcing, the base calorie printing process (600) for printing the base color layer 30 on the opposite side of the pattern of the second glass glass strengthened through the glass strengthening process (500) and the According to an exemplary embodiment of the present invention, an AF coating process 700 for forming an AF coating layer 40 on a pattern side of a second strengthened shape glass 10 through a glass strengthening process 500 is performed. When manufactured, the pattern formed on the surface of the shape glass 10 is formed clearly and vividly.

한편, 본 발명은 패턴에칭과정(400)에 패턴 형성면의 광택효과 그라데이션효과 및 입체감이 향상되는 것이다.On the other hand, the present invention is to improve the gloss effect gradient effect and three-dimensional effect of the pattern forming surface in the pattern etching process (400).

또한, 본 발명을 통하여 형성된 패턴은 사용자의 접촉 질감을 향상시키며, 휴대단말기를 입체로 형성시 금형눌림이 방지되는 효과를 갖는 것이다.In addition, the pattern formed through the present invention improves the contact texture of the user, and has the effect of preventing mold pressing when the portable terminal is formed in three dimensions.

또한, 본 발명은 형상글라스(10)가 필름지그(21)배열과정을 통하여 필름지그(21)에 점착되어 가공되므로써 형상글라스(10)가 패턴에칭과정(400)에 베이스칼라층(30)이 형성되는 면이 에칭가공되지 않고 평활도가 형성되어 베이스칼라인쇄과정(600)에 베이스칼라층(30)이 명확하고 균일하게 형성되는 것이다.In addition, according to the present invention, the shape glass 10 is adhered to the film jig 21 through the alignment process of the film jig 21 so that the shape glass 10 has the base color layer 30 in the pattern etching process 400. The surface to be formed is not etched and smoothness is formed so that the base color layer 30 is clearly and uniformly formed in the base callining process 600.

또한, 본 발명은 글라스강화과정(500)을 통하여 형상글라스(10)가 2차강화되어 형상글라스(10)의 내구성이 향상되는 것이다.In addition, according to the present invention, the shape glass 10 is secondly strengthened through the glass strengthening process 500 to improve durability of the shape glass 10.

또한 본 발명은 AF코팅과정(700)을 통하여 형상글라스(10)의 패턴면에 AF코팅층(40)의 형성되어 내지문성이 향상되는 것이다.In addition, according to the present invention, the AF coating layer 40 is formed on the pattern surface of the shape glass 10 through the AF coating process 700, thereby improving fingerprint resistance.

10 : 형상글라스
11 : UV패턴인쇄층 12 : 패턴홈
21 : 필름지그
21a: PET필름 21b: 점착층
30 : 베이스칼라층
40 : AF코팅층
100 : 필름지그배열과정
200 : UV패턴마스킹과정
210 : UV패턴인쇄과정 220 : UV경화과정
300 : 하드브레이크과정
400 : 패턴에칭과정
410 : 에칭침지과정 420 :에칭세정과정 430 : UV패턴박리과정
500 : 글라스강화과정
600 : 베이스칼라인쇄과정
700 : AF코팅과정10: shape glass
11: UV pattern printed layer 12: Pattern groove
21: film jig
21a: PET film 21b: adhesive layer
30: base color layer
40: AF coating layer
100: film jig alignment process
200: UV pattern masking process
210: UV pattern printing process 220: UV curing process
300: Hard Brake Process
400: pattern etching process
410: etching immersion process 420: etching cleaning process 430: UV pattern peeling process
500: glass strengthening process
600: base knife line printing process
700: AF coating process

Claims (3)

휴대단말기용 패턴글라스 제조방법에 있어서;
휴대단말기의 크기에 따라 절단가공되어 1차 강화처리된 형상글라스를 필름지그에 일정간격으로 배열 점착하는 필름지그배열과정과 상기 필름지그배열과정을 통하여 등 간격으로 배열된 형상글라스의 비패턴 형성부분을 UV패턴마스킹하는 UV패턴마스킹과정, 상기 UV패턴마스킹과정을 통하여 형성된 UV패턴인쇄층이 형상글라스의 표면에 긴밀하게 밀착되어 패턴에칭과정에 에칭액이 UV패턴인쇄층으로 침투하지 않게 가압하는 하드브레이크과정, 상기 UV패턴마스킹과정을 통하여 노출된 형상글라스의 표면을 에칭하여 패턴홈을 형성하는 패턴에칭과정, 상기 패턴에칭과정을 통하여 패턴이 형성된 형상글라스를 질산칼륨에서 2차 강화하는 글라스강화과정, 상기 글라스강화과정을 통하여 2차 강화된 형상글라스를 패턴 반대측면에 베이스칼라층을 인쇄하는 베이스칼라인쇄과정 및 상기 글라스강화과정을 통하여 2차 강화된 형상글라스의 패턴 측면에 AF코팅층을 형성하는 AF코팅과정으로 이루어지며;
상기 패턴에칭과정은 형상글라스를 불산혼합물로 이루어진 에칭액이 채워진 에칭욕조에 침지하여 형상글라스의 비 UV패턴마스킹부분을 녹여 패턴홈이 형성되게 하는 에칭침지과정과 상기 에칭침지과정을 통하여 패턴홈이 형성된 형상글라스를 필름지그로부터 분리한 후 형상글라스에 잔류한 에칭액을 세척제거하는 에칭세정과정 및 상기 에칭세정과정이 완료된 형상글라스를 카세트에 적재한 후 3~5중량%의 수산화나트륨이 첨가된 박리액에 침지하여 형상글라스 표면의 UV패턴인쇄층을 제거하는 UV패턴박리과정으로 이루어지고;
상기 필름지그는 PET필름(21a)의 상면에 점착제가 도포된 점착층(21b)이 형성된 것으로 이루어지며;
상기 형상글라스는 210~280℃에서 열풍예열하고, 380~460℃의 질산칼륨액에 침지하여 강화한 후 90~170℃의 온수로 냉각하여 20~30㎛의 깊이로 표면응력이 400~600㎫을 갖게 강화되게 이루어지고;
상기 에칭침지과정의 에칭홈은 1~5㎛로 형성하여 이루어지며;
상기 글라스강화과정은 형상글라스(10)를 210~280℃에서 열풍예열하고, 380~460℃의 질산칼륨액에 침지하여 강화한 후 90~170℃의 온수로 냉각하여 30~45㎛의 깊이로 표면응력이 650~850㎫을 갖게 강화되어 이루어진 것을 특징으로 하는 형상글라스를 이용한 UV패턴인쇄에 의한 휴대단말기용 패턴글라스 제조방법.In the method for producing a patterned glass for a mobile terminal;
According to the size of the mobile terminal, a film jig array process in which shape glass, which is firstly strengthened and processed, is bonded to a film jig at regular intervals, and a non-pattern forming part of the shape glass arranged at equal intervals through the film jig array process UV pattern masking process of UV pattern masking, UV pattern printing layer formed through the UV pattern masking process is in close contact with the surface of the shape glass hard brake process to press the etching solution does not penetrate into the UV pattern printing layer during the pattern etching process A pattern etching process of etching the surface of the shape glass exposed through the UV pattern masking process to form a pattern groove, and a glass strengthening process of secondary strengthening of the shape glass having the pattern formed from the pattern etching process in potassium nitrate; Base glass layer is printed on the opposite side of the pattern of the second strengthened shape glass through glass reinforcement process It is made up of AF AF coating layer coating process to form a pattern on the side of the secondary enhanced through the base color printing process, and the glass-like glass strengthening process;
The pattern etching process includes an etching immersion process for immersing the shape glass in an etching bath filled with an etchant made of a hydrofluoric acid mixture to melt a non-UV pattern masking portion of the shape glass so that a pattern groove is formed, and a pattern groove is formed through the etching immersion process. After separating the shape glass from the film jig, the etching cleaning process of washing and removing the etching liquid remaining in the shape glass, and loading the shape glass in which the etching cleaning process is completed in the cassette, and then removing the glass from the film jig into a stripping solution containing 3 to 5% by weight of sodium hydroxide. It is made of a UV pattern peeling process to remove the UV pattern printed layer on the surface of the shape glass by immersion;
The film jig is made of a pressure-sensitive adhesive layer (21b) is formed on the upper surface of the PET film (21a);
The glass is hot air preheated at 210 ~ 280 ℃, immersed in 380 ~ 460 ℃ potassium nitrate solution and strengthened, and then cooled by hot water of 90 ~ 170 ℃ to surface stress 400 ~ 600MPa to a depth of 20 ~ 30㎛ To be strengthened;
The etching groove of the etching immersion process is made by forming 1 ~ 5㎛;
The glass tempering process preheats the shape glass 10 at 210 to 280 ° C., immerses it in potassium nitrate solution at 380 to 460 ° C., and then strengthens it. Pattern glass manufacturing method for a portable terminal by UV pattern printing using a shape glass, characterized in that the stress is strengthened to have a 650 ~ 850MPa. 제 1 항에 있어서;
상기 UV패턴마스킹과정은 형상글라스에 UV잉크로 UV패턴을 인쇄하여 UV패턴인쇄층을 형성하는 UV패턴인쇄과정과 상기 UV패턴인쇄과정을 통하여 인쇄된 UV패턴인쇄층을 UV를 조사하는 UV패턴인쇄층을 건조 경화시키는 UV경화과정으로 이루어진 것을 특징으로 하는 형상글라스를 이용한 UV패턴인쇄에 의한 휴대단말기용 패턴글라스 제조방법.
The method of claim 1;
The UV pattern masking process includes a UV pattern printing process for printing a UV pattern on a shape glass to form a UV pattern printing layer and a UV pattern printing process for irradiating UV on the printed UV pattern printing layer through the UV pattern printing process. The method of manufacturing a patterned glass for a mobile terminal by UV pattern printing using a shape glass, characterized in that consisting of a UV curing process of drying the layer.
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KR20170113929A (en) * 2016-03-29 2017-10-13 (주)유티아이 manufacturing method of art cover glass and art cover glass thereby
KR20180025495A (en) * 2016-08-31 2018-03-09 (주)유티아이 Cover glass window enhanced intensity and manufacturing method thereby
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