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WO2020052095A1 - Panneau d'affichage et dispositif d'affichage - Google Patents

Panneau d'affichage et dispositif d'affichage Download PDF

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Publication number
WO2020052095A1
WO2020052095A1 PCT/CN2018/118038 CN2018118038W WO2020052095A1 WO 2020052095 A1 WO2020052095 A1 WO 2020052095A1 CN 2018118038 W CN2018118038 W CN 2018118038W WO 2020052095 A1 WO2020052095 A1 WO 2020052095A1
Authority
WO
WIPO (PCT)
Prior art keywords
substrate
retaining wall
liquid crystal
display panel
crystal layer
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/CN2018/118038
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English (en)
Chinese (zh)
Inventor
黄北洲
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.)
HKC Co Ltd
Original Assignee
HKC 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 HKC Co Ltd filed Critical HKC Co Ltd
Publication of WO2020052095A1 publication Critical patent/WO2020052095A1/fr
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
    • G02F1/1339—Gaskets; Spacers; Sealing of cells

Definitions

  • the present application relates to the field of display technology, and in particular, to a display panel and a display device.
  • liquid crystal displays have many advantages such as thin body, power saving, no radiation, etc., and have been widely used.
  • Most of the liquid crystal displays on the market are backlit liquid crystal displays, which include a liquid crystal display panel and a backlight module.
  • the liquid crystal display panel includes a color filter substrate (CF Substrate, also called a color filter substrate), a thin film transistor array substrate (Thin Film Transistor Substrate, TFT Substrate), and transparent electrodes on the opposite sides of the substrate.
  • CF Substrate also called a color filter substrate
  • TFT Substrate Thin Film Transistor Substrate
  • transparent electrodes on the opposite sides of the substrate.
  • a layer of liquid crystal molecules (LC) is sandwiched between the two substrates.
  • liquid crystal When the light beam passes through this layer of liquid crystal, the liquid crystal itself will stand in a row or twist in an irregular shape, thus blocking or allowing the light beam to pass through smoothly.
  • Most liquid crystals are organic complexes composed of long rod-shaped molecules. In the natural state, the long axes of these rod-shaped molecules are approximately parallel.
  • the liquid crystal When the liquid crystal is poured into a well-processed slotted plane, the liquid crystal molecules are aligned along the grooves, so if those grooves are parallel, the molecules are also parallel.
  • Liquid crystal is an intermediate substance between a crystalline state and a liquid state. It has certain characteristics of both liquid and crystal, showing some unique properties. After the sealant seals the two substrates, the liquid crystal will enter the sealant so that the risk of liquid crystal puncture becomes high.
  • the object of the present application is to provide a display panel and a display device, so as to solve the problem that liquid crystal enters into the sealant and the risk of liquid crystal puncture becomes high.
  • This application provides a display panel, including:
  • a frame adhesive which is located at an edge of the first substrate and the second substrate, and adheres the first substrate and the second substrate;
  • the retaining wall is located between the liquid crystal layer and the frame rubber to form a surrounding circle to block the liquid crystal from entering the frame rubber;
  • each side of the retaining wall is greater than the straight line distance between the ends of each side.
  • the shape of the retaining wall is jagged.
  • rounding is performed at the sharp corners on the inner side of the encircling circle formed by the retaining wall.
  • rounding is performed at sharp corners on the outer sides of the encircling circle formed by the retaining wall.
  • all sharp corners of the retaining wall are rounded.
  • the retaining wall includes a rectangular corner, and adjacent two sides of the retaining wall are connected by the rectangular corner.
  • the retaining wall includes a circular arc corner, and adjacent two sides of the retaining wall are connected by the circular arc corner.
  • the display panel includes a membrane column, and the manufacturing process of the retaining wall is simultaneously completed during the manufacturing process of the membrane column.
  • the material of the retaining wall and the membrane column is the same.
  • the first substrate is an array substrate.
  • the second substrate is a color filter substrate.
  • the material of the retaining wall and the membrane column is the same.
  • the present application also discloses a display panel including: a first substrate; a second substrate; a liquid crystal layer between the first substrate and the second substrate; the liquid crystal layer includes liquid crystal; The edges of the first substrate and the second substrate are bonded to the first substrate and the second substrate; a retaining wall is located between the liquid crystal layer and the frame adhesive to form an enclosing circle to prevent liquid crystal from entering the frame adhesive; The length of each side of the retaining wall is greater than the straight line distance between the ends of each side;
  • the shape of the retaining wall is jagged
  • the retaining wall includes a rectangular corner, and adjacent two sides of the retaining wall are connected by the rectangular corner;
  • the display panel includes a membrane column, and the manufacturing process of the retaining wall is simultaneously completed during the manufacturing process of the membrane column.
  • the present application also discloses a display device, including:
  • a frame adhesive which is located at an edge of the first substrate and the second substrate, and adheres the first substrate and the second substrate;
  • the retaining wall is located between the liquid crystal layer and the frame rubber to form a surrounding circle to block the liquid crystal from entering the frame rubber;
  • each side of the retaining wall is greater than the straight line distance between the two ends of the corresponding side.
  • the shape of the retaining wall is jagged.
  • rounding is performed at the sharp corners on the inner side of the encircling circle formed by the retaining wall.
  • rounding is performed at sharp corners on the outer sides of the encircling circle formed by the retaining wall.
  • the corners of the retaining wall are rounded.
  • the retaining wall includes a rectangular corner, and adjacent two sides of the retaining wall are connected by the rectangular corner.
  • two adjacent sides of the retaining wall are connected by the arc corners.
  • the manufacturing process of the retaining wall is simultaneously completed during the manufacturing process of the membrane column.
  • the application of adding a retaining wall can limit the movable range of the liquid crystal.
  • the length of each side of the retaining wall is greater than the straight line distance between the two ends of each side, which increases the length of the retaining wall, thereby increasing the upper limit of the retaining wall.
  • the surface area increases the support force of the retaining wall on the edge portion of the display panel when preventing liquid crystal puncture.
  • FIG. 1 is a schematic diagram of a display panel structure according to an embodiment of the present application.
  • FIG. 2 is a schematic diagram of a display panel structure according to another embodiment of the present application.
  • FIG. 3 is a schematic diagram of a display panel structure according to another embodiment of the present application.
  • FIG. 4 is a schematic diagram of a cross-sectional structure of a display panel according to an embodiment of the present application.
  • the narrow bezel display panel requires that the width of the non-display area 180 is reduced, and after the area width is reduced, the risk that the liquid crystal 140 puncture will occur when the liquid crystal 140 of the display area 170 enters the frame seal 150.
  • an embodiment of the present application discloses a display panel 100 including: a first substrate 110; a second substrate 120; and a liquid crystal layer 140 between the first substrate 110 and the second substrate 120.
  • the liquid crystal layer 140 includes a liquid crystal 141; a sealant 150 located on the edges of the first substrate 110 and the second substrate 120, and bonding the first substrate 110 and the second substrate 120; a retaining wall 130 between the liquid crystal layer 140 and the sealant 150 , Forming an enclosing circle, blocking the liquid crystal 141 from entering the frame glue; the length of each side of the retaining wall 130 is greater than the straight line distance between the ends of each side; the retaining wall 130 can be set in one or more turns, and the width and height of the retaining wall 130 Adjustable; the blocking wall 130 is as close as possible to the frame adhesive 150 and away from the display area 170.
  • the blocking wall 130 can be made only on the narrow side of the frame, and an opening is left on the wide side of the frame to increase the area of the liquid crystal 140
  • adding a blocking wall 130 between the non-display area 180 and the frame adhesive 150 can limit the movable range of the liquid crystal 141.
  • the length of each side of the blocking wall 130 is greater than the straight line distance between the ends of each side, and the blocking wall is increased.
  • the length of 130 increases the upper surface area of the retaining wall 130 and increases the supporting force of the retaining wall 130 on the edge portion of the display panel 100 when puncturing of the liquid crystal 141 is prevented.
  • the retaining wall 130 is jagged.
  • the sawtooth-shaped retaining wall 130 can cause the liquid crystal 141 to flow back after entering the corner, thereby further preventing the liquid crystal 141 from puncturing.
  • the corners of the inner side of the encircling circle formed by the retaining wall 130 are rounded.
  • the inner corners of the surrounding circle formed by the retaining wall 130 are rounded, so that the sharp corners become circular arc corners 131, increasing the force area, and reducing the sharp corners of the liquid crystal 141 on the retaining wall 130.
  • the pressure prevents the liquid crystal 141 from piercing the retaining wall 130.
  • rounding is performed at sharp corners on the outer sides of the surrounding circle formed by the retaining wall 130.
  • the retaining wall 130 and the frame adhesive 150 will be very close to each other.
  • the outer corners of the surrounding circle formed by the retaining wall 130 will be rounded to prevent the sharp corners from damaging the frame adhesive 150 and causing glue. Unstable things happen.
  • all sharp corners of the retaining wall 130 are rounded.
  • the retaining wall 130 includes a rectangular corner 132, and adjacent two sides of the retaining wall 130 are connected by a rectangular corner 132.
  • the retaining wall 130 includes an arc-shaped corner 131, and two adjacent sides of the retaining wall 130 are connected by an arc-shaped corner 131.
  • the arc angle 131 is used instead of the included angle to disperse the pressure generated by the liquid crystal 141 to prevent the liquid crystal 141 from A puncture occurs at the edge joint.
  • the display panel 100 includes a membrane column 160, and the manufacturing process of the barrier wall 130 is completed at the same time as the manufacturing process of the membrane column 160, and the barrier wall 130 and the membrane column 160 use the same material.
  • the barrier wall 130 is manufactured at the same time as the membrane column 160 is manufactured, without newly adding a manufacturing process, and saving the manufacturing process.
  • a display panel 100 which includes: a first substrate 110; a second substrate 120; and a liquid crystal layer 140 located on the first substrate 110 and the second substrate. Between the substrates 120, the liquid crystal layer 140 includes liquid crystals 141; the frame adhesive 150 is located on the edges of the first substrate 110 and the second substrate 120, and the first substrate 110 and the second substrate 120 are bonded; the retaining wall 130 is located on the liquid crystal layer 140 and An enclosing circle is formed between the frame rubbers 150 to prevent the liquid crystal 141 from entering the frame rubbers; the length of each side of the retaining wall 130 is greater than the straight line distance between the ends of each side; the shape of the retaining wall 130 is jagged; the retaining wall 130 includes a rectangle Corner 132, two adjacent sides of the retaining wall 130 are connected by a rectangular corner 132; the manufacturing process of the retaining wall 130 is completed at the same time as the manufacturing process of the membrane column 160.
  • the application of increasing the retaining wall 130 can limit the movable range of the liquid crystal 141.
  • the length of each side of the retaining wall 130 is greater than the straight line distance between the ends of each side, thereby increasing the length of the retaining wall 130,
  • the upper surface area of the barrier wall 130 is increased, and the support force of the barrier wall 130 on the edge portion of the display panel 100 is increased when the puncture of the liquid crystal 141 is prevented.
  • the zigzag blocking wall 130 can cause the liquid crystal 141 to flow back after entering the corner, thereby further preventing the liquid crystal 141 from puncturing.
  • the barrier wall 130 is manufactured at the same time as the membrane pillar 160 is manufactured.
  • a display device As another embodiment of the present application, as shown in FIG. 1 to FIG. 3, a display device is disclosed.
  • the display device includes: a first substrate 110; a second substrate 120; and a liquid crystal layer 140 between the first substrate 110 and the first substrate 110. Between the two substrates 120, the liquid crystal layer 140 includes liquid crystal 141; a frame adhesive 150 is located on the edge of the first substrate 110 and the second substrate 120, and the first substrate 110 and the second substrate 120 are bonded; Form an enclosing circle with the frame glue 150 to prevent the liquid crystal 141 from entering the frame glue; the length of each side of the retaining wall 130 is greater than the straight line distance between the two ends of each side; the retaining wall 130 can be provided with one or more circles to block
  • the width and height of the wall 130 are adjustable; the retaining wall 130 is as close as possible to the frame adhesive 150 and away from the display area 170.
  • the retaining wall 130 can be made only on the narrow side of the frame, and the opening is left on the wider side of the frame
  • adding a blocking wall 130 between the non-display area 180 and the frame 150 can limit the movable range of the liquid crystal 141.
  • the length of each side of the blocking wall 130 is greater than the straight line distance between the two ends of each side, increasing the blocking
  • the length of the wall 130 increases the upper surface area of the retaining wall 130 and increases the supporting force of the retaining wall 130 on the edge portion of the display panel 100 when puncturing of the liquid crystal 141 is prevented.
  • the retaining wall 130 has a zigzag shape.
  • the corners of the inner side of the encircling circle formed by the retaining wall 130 are rounded.
  • the sawtooth-shaped retaining wall 130 can cause the liquid crystal 141 to flow back after entering the corner, thereby further preventing the liquid crystal 141 from puncturing.
  • rounding is performed at sharp corners on the outer sides of the surrounding circle formed by the retaining wall 130.
  • the inner corners of the surrounding circle formed by the retaining wall 130 are rounded, so that the sharp corners become circular arc corners 131, increasing the force area, and reducing the sharp corners of the liquid crystal 141 on the retaining wall 130.
  • the pressure prevents the liquid crystal 141 from piercing the retaining wall 130.
  • all sharp corners of the retaining wall 130 are rounded.
  • the retaining wall 130 includes a rectangular corner 132, and adjacent two sides of the retaining wall 130 are connected by a rectangular corner 132.
  • the retaining wall 130 includes an arc-shaped corner 131, and two adjacent sides of the retaining wall 130 are connected by an arc-shaped corner 131.
  • the arc angle 131 is used instead of the included angle to disperse the pressure generated by the liquid crystal 141 to prevent the liquid crystal 141 from A puncture occurs at the edge joint.
  • the display panel 100 includes a membrane column 160, and the manufacturing process of the barrier wall 130 is completed at the same time as the manufacturing process of the membrane column 160, and the barrier wall 130 and the membrane column 160 use the same material.
  • the barrier wall 130 is manufactured at the same time as the membrane column 160 is manufactured, and no new process is required, which saves the manufacturing process.
  • the panel of the present application may be a TN panel (Twisted Nematic, that is, a twisted nematic panel), an IPS panel (In-Plane Switching, plane conversion), or a VA panel (Multi-domain Vertica Alignment).
  • TN panel Transmission Nematic, that is, a twisted nematic panel
  • IPS panel In-Plane Switching, plane conversion
  • VA panel Multi-domain Vertica Alignment

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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)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

Panneau d'affichage (100) et un dispositif d'affichage. Le panneau d'affichage (100) comprend : un premier substrat (110) ; un second substrat (120) ; une couche de cristaux liquides (140) située entre le premier substrat (110) et le second substrat (120), et la couche de cristaux liquides (140) comprenant un cristal liquide (141) ; un adhésif (150) de cadre situé sur des bords du premier substrat (110) et du second substrat (120), et utilisé pour lier le premier substrat (110) et le second substrat (120) ; une paroi de retenue (130) située entre la couche de cristaux liquides (140) et l'adhésif (150) de cadre pour former un cercle environnant pour empêcher le cristal liquide (141) d'entrer dans l'adhésif (150) de cadre ; la longueur de chaque côté de la paroi de retenue (130) est supérieure à une distance de ligne droite entre deux points d'extrémité de chaque côté.
PCT/CN2018/118038 2018-09-14 2018-11-29 Panneau d'affichage et dispositif d'affichage Ceased WO2020052095A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201821514195.1 2018-09-14
CN201821514195.1U CN208848018U (zh) 2018-09-14 2018-09-14 一种显示面板和显示装置

Publications (1)

Publication Number Publication Date
WO2020052095A1 true WO2020052095A1 (fr) 2020-03-19

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PCT/CN2018/118038 Ceased WO2020052095A1 (fr) 2018-09-14 2018-11-29 Panneau d'affichage et dispositif d'affichage

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CN (1) CN208848018U (fr)
WO (1) WO2020052095A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11163196B2 (en) 2019-11-27 2021-11-02 Tcl China Star Optoelectronics Technology Co., Ltd. LCD display panel
CN110908171A (zh) * 2019-11-27 2020-03-24 Tcl华星光电技术有限公司 液晶显示面板
CN119126443A (zh) * 2024-10-29 2024-12-13 京东方科技集团股份有限公司 显示面板及其制备方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102243396A (zh) * 2011-06-30 2011-11-16 深超光电（深圳）有限公司 液晶显示面板及其制造方法
CN202182997U (zh) * 2011-07-12 2012-04-04 北京京东方光电科技有限公司 薄膜晶体管液晶显示面板及显示设备
CN203444215U (zh) * 2013-08-27 2014-02-19 北京京东方光电科技有限公司 一种液晶面板及显示装置
US20140118676A1 (en) * 2012-10-31 2014-05-01 Innolux Corporation Display device and display apparatus
CN105223739A (zh) * 2015-10-30 2016-01-06 深圳市华星光电技术有限公司 液晶显示面板和液晶显示装置
CN205539852U (zh) * 2016-03-25 2016-08-31 京东方科技集团股份有限公司 一种显示面板及显示装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102243396A (zh) * 2011-06-30 2011-11-16 深超光电（深圳）有限公司 液晶显示面板及其制造方法
CN202182997U (zh) * 2011-07-12 2012-04-04 北京京东方光电科技有限公司 薄膜晶体管液晶显示面板及显示设备
US20140118676A1 (en) * 2012-10-31 2014-05-01 Innolux Corporation Display device and display apparatus
CN203444215U (zh) * 2013-08-27 2014-02-19 北京京东方光电科技有限公司 一种液晶面板及显示装置
CN105223739A (zh) * 2015-10-30 2016-01-06 深圳市华星光电技术有限公司 液晶显示面板和液晶显示装置
CN205539852U (zh) * 2016-03-25 2016-08-31 京东方科技集团股份有限公司 一种显示面板及显示装置

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