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WO2018000602A1 - Procédé pour l'usinage par exposition/développement d'un verre 3d - Google Patents

Procédé pour l'usinage par exposition/développement d'un verre 3d Download PDF

Info

Publication number
WO2018000602A1
WO2018000602A1 PCT/CN2016/099793 CN2016099793W WO2018000602A1 WO 2018000602 A1 WO2018000602 A1 WO 2018000602A1 CN 2016099793 W CN2016099793 W CN 2016099793W WO 2018000602 A1 WO2018000602 A1 WO 2018000602A1
Authority
WO
WIPO (PCT)
Prior art keywords
glass
exposure
processing method
light
blank pattern
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/CN2016/099793
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English (en)
Chinese (zh)
Inventor
周群飞
饶桥兵
陈小群
王弦
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.)
Lens Technology Changsha Co Ltd
Original Assignee
Lens Technology Changsha Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lens Technology Changsha Co Ltd filed Critical Lens Technology Changsha Co Ltd
Publication of WO2018000602A1 publication Critical patent/WO2018000602A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/20—Exposure; Apparatus therefor

Definitions

  • the invention relates to the field of glass processing, and in particular to a method for exposing and developing 3D glass.
  • the existing mobile phone display panel is generally 2D glass, that is, a flat glass structure.
  • mobile phone display panels are gradually turning to 2.5D glass (one side of 2D glass is hot-pressed to form curved edge structure) and 3D glass ((two to four sides of 2D glass are formed by hot pressing) Strip edge structure).
  • 2.5D glass one side of 2D glass is hot-pressed to form curved edge structure
  • 3D glass (two to four sides of 2D glass are formed by hot pressing) Strip edge structure).
  • it is 2D, 2.5D or 3D glass phone display panel, it will involve setting a color ink layer in the frame area of the display panel to shield the internal circuit structure. Therefore, the color ink layer is only set.
  • the window area is formed inside the frame area, and the IR hole in the frame area (used to sense the face fit and lock screen to prevent the face from misoperation of the display panel) and the front camera hole are not provided Color ink. That is to say, regardless of the shape of the display panel, it is necessary to form an ink-free blank pattern including a window area, a camera hole and an IR hole on the surface of the display panel. However, the existing one on the display panel The manner in which the colored ink layer is provided is silk screen printing and/or pad printing, which is affected by the screen tension and/or the 3D glass arc surface height, and the blank patterns are partially disposed on the 3D arc surface or the edges thereof are very close.
  • the arrangement of the ink layer is only suitable for processing 2D or 2.5D glass.
  • the ink returning oil, the missing teeth in the hole, the edge pressing, the uneven printing of the ink, and the like are extremely likely to occur.
  • the invention provides a method for exposure and development processing of 3D glass, the purpose of which is to obtain a blank pattern on the surface of the 3D glass, the method comprising first spraying the concave surface of the 3D glass with the color photosensitive ink, and then the 3D of the contour design
  • the photomask is sent into the device equipped with the parallel light together with the 3D glass for exposure, and the 3D mask is accurately aligned with the 3D glass before the exposure, and the 3D mask is closely adhered to the 3D glass product during the exposure process.
  • the corresponding position on the 3D mask and the target blank pattern is designed to be opaque, and the ink structure after the light-transmissive position is illuminated by the exposure process, and then developed in the developer, the photosensitive ink at the target blank pattern is developed.
  • the ink having a change in the position of the light-transmitting position is stabilized in the developer to obtain a surface blank pattern.
  • the contoured 3D reticle is a 3D glass reticle designed by a contour, ie
  • the reticle itself is also a 3D configuration and a glass material.
  • the 3D glass ray mask is disposed at a position corresponding to the position of the blank pattern as a opaque black photoresist layer or an chrome plating layer.
  • the developer is an alkaline developer containing sodium carbonate.
  • the 3D glass is a glass having a flat structure and having 2 to 4 sides being curved sides.
  • the processing method further comprises the steps of pre-roasting the post-spraying and pre-exposure 3D glass at 80-100 ° C, and further comprising the step of curing and curing the developed 3D glass. .
  • the 3D glass is a protective panel
  • the surface blank pattern includes an IR hole, a camera hole, a window area, and other function keys.
  • the protective panel is, for example, a mobile phone display panel.
  • the exposure is performed in an atmospheric environment, and the light source of the environment in which the exposure machine is located is yellow light; when exposed, the 3D glass is closely attached to the 3D photomask to be exposed to parallel light for exposure.
  • the device equipped with parallel light is a parallel exposure machine that is emitted by an LED lamp in a parallel exposure machine.
  • the parallel exposure machine is commercially available.
  • the colored photosensitive ink is black oil, white oil or colored oil.
  • the colored oil is, for example, a golden oil.
  • the steps of spraying, exposing, and developing are repeated after the spraying, exposing, and developing steps are performed on the 3D glass product; preferably, the ink film thickness of the sprayed film is controlled at 8-11 um.
  • the present invention changes the processing method of the surface blank pattern of the 3D glass from the silk screen to the "exposure + profile ret exposure development" method, so that the method of the invention can obtain the 3D glass accurately, conveniently and quickly.
  • Surface blank pattern changes the processing method of the surface blank pattern of the 3D glass from the silk screen to the "exposure + profile ret exposure development" method, so that the method of the invention can obtain the 3D glass accurately, conveniently and quickly.
  • the invention provides a method for processing a surface blank pattern of a 3D glass, which comprises first spraying a concave surface of a 3D glass with a color photosensitive ink, and then feeding the contoured 3D mask together with the 3D glass. Exposure is performed in a device of parallel light, and the 3D mask and the 3D glass are accurately aligned before exposure, and the corresponding position of the 3D mask and the target blank pattern is designed to be opaque, and the ink structure after the light-transmitting position is illuminated by the exposure process After the change, and after development in the developer, the photosensitive ink at the target blank pattern is developed, and the ink having a changed light transmission position structure is stabilized in the developer to obtain the surface blank pattern.
  • the entire surface of the concave surface of the 3D glass includes the flat portion and the curved portion of the 3D glass.
  • the 3D reticle of the profiling design is a 3D glass reticle designed by a contour, that is, the reticle itself is also a 3D configuration and a glass material, and the 3D glass reticle is Set to the position corresponding to the blank pattern position is not Light-transmissive black photoresist layer or chrome plating layer.
  • the reticle used in the present invention must be a 3D reticle, and thus a flexible material such as a film can not be used, the 3D reticle and the pattern thereon and the 3D glass to be processed and the pattern on the pattern are designed.
  • the pattern size does not have to be selected to be 1:1, and can be selected as needed.
  • the developer is an alkaline developer containing sodium carbonate.
  • the 3D glass is a glass containing a flat plate structure and 2 to 4 sides are curved edges; preferably, the processing method further comprises 80 to 100 ° C for the 3D glass after spraying and before exposure.
  • the step of pre-baking and also includes the step of curing and curing the developed 3D glass.
  • the 3D glass is a mobile phone display panel
  • the surface blank pattern includes an IR hole, a camera hole, and a mobile phone screen window area.
  • the exposure is performed in an atmospheric environment, and the light source of the environment in which the exposure machine is located is yellow light; when exposed, the 3D glass is closely attached to the 3D photomask to be exposed to parallel light for exposure.
  • the exposure requirements in the present invention are not high and can be carried out in an atmospheric pressure environment without exposure under vacuum conditions.
  • the 3D glass closely attached 3D reticle is further provided with a peripheral opaque region, and the peripheral opaque region is disposed outside the outer dimension of the 3D glass product, and its function is
  • the three-dimensional reticle is conveniently taken as a clamping area, and the other function is that the opaque area is arranged such that the light source in the exposure machine can be irradiated to the light-transmitting area corresponding to the 3D glass product as much as possible, thereby improving the exposure machine. Light utilization efficiency.
  • the device equipped with parallel light is a parallel exposure machine that is emitted by an LED lamp in a parallel exposure machine.
  • the parallel exposure machine is commercially available.
  • the colored photosensitive ink is black oil, white oil or gold oil.
  • the colored photosensitive ink is black oil, white oil or gold oil, and these colored photosensitive inks are new products which have appeared in recent years and are now commercially available; and are commonly used in the prior art.
  • the classic photographic inks are generally colorless varnishes, which are commercially available inks many years ago.
  • the steps of spraying, exposing, and developing are repeated after the spraying, exposing, and developing steps are performed on the 3D glass product; preferably, the ink film thickness of the sprayed film is controlled at 8-11 um.
  • the film thickness during spraying special attention should be paid to the film thickness during spraying. If the thickness of the ink is too thin, the ability of the bottom of the cover is insufficient. If the thickness of the ink is too thick, the side etching and the missing teeth are likely to occur during development.
  • the 3D glass in the invention is generally used for a display panel of an electronic device such as a mobile phone.
  • the IR hole, the front camera hole, the window area and the optional button hole on the display panel are not provided with an ink layer, and other positions (the border area is absolutely Most of the area) is provided with a layer of colored ink to cover the internal circuitry.
  • the earpiece hole and power key hole of the mobile phone display panel It is generally a through hole in a glass sheet, so that no ink layer is provided in these places.
  • the spraying is to vaporize the ink coating at a high pressure to form a film layer on the surface of the object to be coated, but the blank pattern cannot be directly processed on the 2D/2.5D/3D glass by spraying, and thus the present invention passes through the 3D glass.
  • a specific exposure development process is added to solve the problem that screen printing and pad printing inks cannot process precise blank patterns on 3D glass.
  • the invention provides a method for processing a surface blank pattern of a 3D glass, comprising the following steps:
  • the special 3D mask will be sprayed and dried.
  • the size/position of the area where the blank pattern is to be obtained is reflected on the 3D mask sheet, and the blank pattern is required to be opaque to the area on the mask.
  • the black color, the transparent glass on the other part of the mask is placed on the upper end of the product, and it is closely attached to the product to cover it. Then it is placed in the exposure machine for exposure, and the energy of the parallel light exposure machine is adjusted to 500mj for exposure.
  • the wavelength of the LED light source in the exposure machine contains three wavelengths of 365 nm/385 nm/395 nm, and the source of the exposure machine needs to be parallel light;
  • surface blank patterns such as window areas, IR holes, and image holes can be accurately realized on the 3D glass.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Surface Treatment Of Glass (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

La présente invention concerne un procédé pour l'usinage par exposition/développement d'un verre 3D, qui comprend : tout d'abord, le revêtement par pulvérisation d'une encre photosensible colorée sur toute la surface concave d'un verre 3D; puis, l'introduction d'un masque photographique 3D profilé avec le verre 3D dans un dispositif doté d'une lumière parallèle, et la réalisation de l'exposition; avant l'exposition, le positionnement précis du masque photographique 3D par rapport au verre 3D; pendant l'exposition, ces deux éléments sont assemblés fermement l'un avec l'autre pour l'exposition; la position sur le masque photographique 3D correspondant à un motif d'ébauche cible est conçue pour être opaque; la structure de l'encre à la position de transmission de lumière change après l'exposition; après le développement dans un liquide de développement, l'encre photosensible sur le motif d'ébauche cible est développée; la structure de l'encre à la position de transmission de lumière est stable dans le liquide de développement, et un motif d'ébauche de surface est obtenu. Le procédé de traitement du motif d'ébauche de surface du verre 3D, qui passe de la sérigraphie à un moyen utilisant "un revêtement par pulvérisation + une exposition et un développement du masque photographique profilé", permet d'obtenir de façon précise, pratique et rapide le motif d'ébauche de surface du verre 3D.
PCT/CN2016/099793 2016-07-01 2016-09-23 Procédé pour l'usinage par exposition/développement d'un verre 3d Ceased WO2018000602A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610507436.9 2016-07-01
CN201610507436.9A CN107561854A (zh) 2016-07-01 2016-07-01 一种3d玻璃的表面空白图案的加工方法

Publications (1)

Publication Number Publication Date
WO2018000602A1 true WO2018000602A1 (fr) 2018-01-04

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Application Number Title Priority Date Filing Date
PCT/CN2016/099793 Ceased WO2018000602A1 (fr) 2016-07-01 2016-09-23 Procédé pour l'usinage par exposition/développement d'un verre 3d

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CN (1) CN107561854A (fr)
WO (1) WO2018000602A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109062003A (zh) * 2018-08-10 2018-12-21 深圳市臻之彩高分子材料科技有限公司 曝光显影油墨工艺流程
CN114995066A (zh) * 2022-05-31 2022-09-02 湖北源合达科技有限公司 一种用于曝光手机玻璃边侧的曝光装置及其曝光方法

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CN108081782B (zh) * 2018-01-16 2020-05-05 江西联创电子有限公司 3d玻璃产品油墨喷涂方法
CN108909338B (zh) * 2018-06-01 2023-10-17 信利光电股份有限公司 一种有金属感的渐变玻璃的制备方法
CN110308618A (zh) * 2019-06-27 2019-10-08 广东星星精密玻璃科技有限公司 一种曲面玻璃视窗黄光工艺
CN112346297A (zh) * 2019-08-06 2021-02-09 Oppo广东移动通信有限公司 电子设备3d后盖、电子设备3d后盖的制作方法及电子设备
CN110568721A (zh) * 2019-09-12 2019-12-13 Oppo广东移动通信有限公司 玻璃盖板的制作方法、玻璃盖板及移动终端
CN111710234B (zh) * 2020-04-24 2022-04-08 河北叁迪光学科技有限公司 一种针对四面曲屏及其喷涂工艺
CN112817211A (zh) * 2021-01-08 2021-05-18 湖南松井新材料股份有限公司 一种网版的制版方法及制备的网版
CN113597256A (zh) * 2021-07-29 2021-11-02 业成科技（成都）有限公司 显示模组及其制造方法

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WO2005054119A2 (fr) * 2003-12-01 2005-06-16 The Board Of Trustees Of The University Of Illinois Procedes et dispositifs de fabrication de nanostructures tridimensionnelles
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CN103941319A (zh) * 2014-04-17 2014-07-23 苏州大学 一种全息凹面闪耀光栅的母板及其制备方法
CN205318085U (zh) * 2015-07-16 2016-06-15 许铭案 具彩色光阻图案的曲面装置
CN105700047A (zh) * 2014-11-28 2016-06-22 方端 一种人工复眼结构及其制备方法

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TW201306689A (zh) * 2011-07-19 2013-02-01 Hon Hai Prec Ind Co Ltd 形成圖案之方法及採用該方法形成有圖案之殼體
CN102890403A (zh) * 2011-07-20 2013-01-23 鸿富锦精密工业（深圳）有限公司 形成图案的方法及采用该方法形成有图案的壳体
US20140106264A1 (en) * 2012-10-11 2014-04-17 Infineon Technologies Ag Photolithography mask, photolithography mask arrangement, and method for exposing a wafer

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
WO2005054119A2 (fr) * 2003-12-01 2005-06-16 The Board Of Trustees Of The University Of Illinois Procedes et dispositifs de fabrication de nanostructures tridimensionnelles
DE102013111192A1 (de) * 2012-10-11 2014-04-17 Infineon Technologies Ag Fotolithografiemaske, Fotolithografiemasken-Anordnung und Verfahren zur Belichtung eines Wafers
CN103941319A (zh) * 2014-04-17 2014-07-23 苏州大学 一种全息凹面闪耀光栅的母板及其制备方法
CN105700047A (zh) * 2014-11-28 2016-06-22 方端 一种人工复眼结构及其制备方法
CN205318085U (zh) * 2015-07-16 2016-06-15 许铭案 具彩色光阻图案的曲面装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109062003A (zh) * 2018-08-10 2018-12-21 深圳市臻之彩高分子材料科技有限公司 曝光显影油墨工艺流程
CN114995066A (zh) * 2022-05-31 2022-09-02 湖北源合达科技有限公司 一种用于曝光手机玻璃边侧的曝光装置及其曝光方法

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