TWI240113B - Display panel seal adhesive structure - Google Patents

Abstract

The present invention relates to a display panel seal adhesive structure comprising a upper substrate, a lower substrate and seal adhesive coated on the upper and the lower substrate. The lower substrate has a first covering layer covered by a second covering layer having a slot/opening capable of exposing part of the first covering layer. The seal adhesive contacts the first covering layer through the slot/opening to adhere the upper and the lower substrate. Between the first and the second covering layer are sequentially a first metal layer, dielectric layer, a second metal layer and a protection layer. The present invention can sustain a larger external shock or shake caused by careless operation and avoid the damaging break between the upper and the lower substrate which affects the display quality.

Description

1240113 V. Description of the invention (1) [Technical field to which the invention belongs] The present invention relates to a display panel frame and a display panel with better bonding strength: two structures, and especially 弋 · ,,, and pages are not panels Frame rubber structure. [Prior art] For general LCD display panels, it can be divided into-F outer 圚 妲 妲 warm P 2 + "j knife into a display area and located in the display (he Xi Bu Gu of the frame glue (^. And in the trench film Thunder Q Office , ^ ^ a ^ / ΓΓ1 隹 / finding film ^ In the plastic area of the LCD panel panel of the solar panel, the thin film transistor (Thln Film Transistor, TFT) will often have a multi-layer cover layer, which is accessed from the soil plate. Followed by awr Wang Ji, one person covered, such as a scan line metal layer, a dielectric layer made of materials such as SiNx, a material line metal layer, and a protective layer to protect the transistor element For reflective and transflective thin-film transistor liquid crystal display panels, in addition to the above-mentioned cover layer, a layer of photoresist layer (PL) is sometimes covered on top of the protective layer. Please refer to FIG. 1A, which shows a schematic diagram of a conventional liquid crystal display panel. The liquid crystal display panel 100 includes a color filter (CF) substrate 110 and a CF substrate 11 〇The thin film transistor below ( TFT) substrate 120. A display panel 100 composed of a CF substrate 110 and a TFT substrate 120 has a display area 130, a frame adhesive area 140 surrounding the display area 130, and a liquid crystal injection. Area 1 50. Figure 1B is a cross-sectional view of the liquid crystal display panel in Figure 1A. Please refer to Figure 1B. A polarizing plate 1 60 is provided on each of the CF substrate 1 10 and the TFT substrate 120 outside. The polarized light is polarized into polarized light. In the display area 130, a cover layer is included on the TFT substrate 120, including a first gold.

TW1144F (Youda) .ptd Page 5 1240113 V. Description of the invention (2) The metal layer 121, a dielectric layer 122, a second metal layer 123, and a protective layer 1 2 4; the dielectric layer 丨 2 2 is, for example, a The silicon nitride (S i Nx) layer, and the protective layer 1 2 4 is composed of silicon nitride (Si3N4) or silicon dioxide (Si 02). The first metal layer 121 is, for example, a scan line metal layer and the second metal layer 1 2 3 is, for example, a data line metal layer. The dielectric layer 122 covers the first metal layer 121, the second metal layer 123 covers the dielectric layer 122, and the protective layer 124 covers the second metal layer 123. In the display area 130, a liquid crystal injection area 150 is interposed between the CF substrate 110 and the protective layer 124, which is reserved for liquid crystal injection. In addition, in the sealant region 140, the TFT substrate 120 includes a first metal layer 121, a dielectric layer 122, a second metal layer 123, and a protective layer 124 extending from the display region 130 to the sealant region 140. For the liquid crystal injection area 150 distributed in the display area 130, the frame adhesive area 140 is in contact with the frame adhesive 112, and the frame adhesive 112 is coated between the CF substrate 110 and the TFT substrate 120. When the pairing process of the TFT substrate 120 and the CF substrate 110 is performed, the sealant 112 in the sealant region 140 is in contact with the protective layer 124 above the TFT substrate 120. Then, the CF substrate 110 and the TFT substrate 120 are press-bonded with a jig, and then baked in a furnace to cure the frame adhesive 112, thereby bonding the TFT substrate 120 to the CF substrate 110. Please refer to FIG. 2A, which shows a side view of a conventional reflective liquid crystal display panel. The reflective liquid crystal display panel 2000A includes a CF substrate 210 and a TFT substrate 220 under the CF substrate 210. A polarizing plate 26 is provided on each of the CF substrate 2 10 and the T F T substrate 2 2 0 on the outer side, and is used to polarize the light into polarized light. Composed of CF substrate 2 10 and TFT substrate 2 2 0

TW1144F (AUO) .ptd Page 6 1240113 V. Description of the invention (3) The display panel 2 00A has a display area 230 and a frame adhesive area 240 surrounding the display 230. In the display area 230, there is a cover layer on the TFT substrate 22, including a first metal layer 221, a dielectric layer 222, a second metal layer 2 2 3 /-a protective layer 2 24, and a Photoresist layer 225 A. The dielectric layer 2 22 is, for example, a silicon nitride (SiNx) layer and the protective layer 224 may be composed of silicon nitride (meaning) or silicon oxide (S 1 〇2), and the photoresist layer 2 2 5A It can be composed of organic materials. -The dielectric layer 222 covers the first metal layer 221, the second metal layer 223 covers the dielectric layer 222, and the protective layer 2 24 covers the second metal layer 223. The photoresist layer 225A covers the protective layer 224. on. In the display area 230, a liquid crystal injection area 250 is interposed between the CF substrate 210 and the photoresist layer 225, which is reserved for liquid crystal injection. In addition, in the sealant region 24, the TF τ substrate 220 has a first metal layer 221, a dielectric layer 222, a second metal layer 223, a protective layer 224, and a first metal layer 221 extending from the display region 230 to the sealant region 240. Photoresist layer 22 5A. The liquid crystal injection area 2 50 distributed in the display area 2 30 is in contact with the frame rubber 2 12A in the frame rubber area 240. The frame rubber 21 2A is coated between the CF substrate 210 and the TFT substrate 2 2 0. Here, the difference between the reflective liquid crystal display panel 2000a and the general liquid crystal display panel 1000 is that a TFT substrate 2 20 of the reflective liquid crystal display panel 2000A is additionally provided with a photoresist layer 2 2 5A to cover the protective layer. 224 on. FIG. 2B shows a side view of another conventional reflective liquid crystal display panel. Please refer to FIG. 2B, which is the same as the reflective liquid crystal display panel 200A of FIG. 2A. The reflective liquid crystal display panel 200B includes a CF substrate.

TW1144F (Youda) .Ptd Page 7 1240113 V. Description of the Invention (4) 210 and a TFT substrate 2 2 0 under the CF substrate 210. A polarizing plate 26 is provided on each of the CF substrate 2 10 and the T F T substrate 2 2 0 on the outer side, and is used to polarize the light into polarized light. A display panel 200B composed of a CF substrate 210 and a TFT substrate 220 is provided with a display area 230 and a bezel area 240 surrounding the display area 230.

In the display area 230, there is a cover layer on the TFT substrate 220, including a first metal layer 221 such as a scan line metal layer, a dielectric layer 2 2 2, and a first layer such as a data line metal layer. Two metal layers 2 2 3, a protective layer 2 2 4 and a photoresist layer 2 2 5. The dielectric layer 2 2 2 is, for example, a silicon nitride (si Nx) layer, and the protective layer 2 24 may be composed of silicon nitride (in rhenium) or silicon dioxide (Si02), and the photoresist layer 2 25 can be made of organic materials. A dielectric layer 222 covers the first metal layer 221, a second metal layer 223 covers the dielectric layer 222, and a protective layer 224 covers the second metal layer 223. A photoresist layer 225 covers the protective layer 224. In the display area 230, a liquid crystal injection area 250 is interposed between the CF substrate 210 and the photoresist layer 225, which is used for liquid crystal injection in advance.

One thing that is different from the display panel 200a of FIG. 2A is that in the frame adhesive area 24o of the display panel 200B, the TFT substrate 22 has an extension from the display area 230 to the frame adhesive. The first metal layer, the dielectric layer, the second metal layer 22, the protective layer 22 4 and the photoresist layer 22 5B in the region 24 and the photoresist layer 2 2 5B has a protective layer 2 2 4 Opening 2 1 2 0. Therefore, for: the liquid crystal injection area "ο" in the display area 23o, in the frame rubber area 24o, the ^ f entrance area 2 50 is in contact with the frame rubber 21 2β, and the frame rubber 21 2B passes through the opening 2120 and protects Layer 22 4 is in contact.

1240113 V. Description of the invention (5) When the bonding process of the TFT substrate 2 20 and the CF substrate 210 is performed, the sealant 212B in the sealant region 240 is in contact with the liquid crystal injection region 250 and the photoresist layer 22 5B in the display region 230. At the same time, the sealant 212B penetrates into the opening 2120 and comes into contact with the protective layer 22 4 above the TFT substrate 20. Then, the CF substrate 210 and the TFT substrate 220 are pressed together by means of a fixture press, and then baked in a furnace to harden the frame adhesive 212B, thereby bonding the TFT substrate 2 2 0 and the CF substrate 210 to a pair: The LCD panel of the completed LCD panel, 〇〇〇, ２０〇A, and 2000B, has insufficient joint strength, and it is often tested for reliability (re 1 i ab i 1 itytest) or dropped. During the test, it is very easy to generate cracks at the contact interface between the TFT substrate and the CF substrate due to impact external force or vibration external force, causing damage to the display panel and affecting the quality of the display panel. a-口 [Summary of the invention In view of the joint strength, the external force of the joints between the frames is increased to avoid affecting the panel. The lower substrate cover layer and above it, the purpose of the present invention is to provide a frame adhesive structure with a larger display panel, which increases the contact area of the frame adhesive. The adhesive penetrates into the groove or opening, so that the strength of the TFT substrate and the CF substrate changes. It is large, and can withstand large impact external force or vibration, causing damage cracks between the CF substrate and the TFT substrate, and display quality. An object of the present invention is to provide a frame adhesive structure for a display panel. A plate, a lower substrate, and a frame coated between the upper substrate and the lower substrate are disposed relative to the upper substrate, and the lower substrate has a first first cover layer. The second cover layer has an exposed portion. Page 9 TWU44F (友 达) .ptd 1240113 V. Description of the invention (6) The groove / opening allows the sealant to pass through the groove / opening to adhere the lower substrate to the upper substrate. 'Another proposed is a display panel frame cemented lower substrate and a cover layer coated between the upper substrate and the lower substrate, and the cover layer has an exposed groove / opening' The frame adhesive passes through this groove / opening and the lower substrate and The upper substrate is glued. The cover layer is from the top to the subordinate layer, the dielectric layer and the first metal layer. The dielectric layer, the second metal layer covers the dielectric layer, and the protective layer. The stated purpose, features and advantages can be more clearly understood, and will be described in detail with the accompanying drawings. The first cover and the first cover layer according to the present invention include the upper frame rubber. The lower base is in contact with the base substrate, and includes a protective layer, covered with the first gold protective layer, and covered with the first for the sake of this article. [Embodiment] The first implementation of you 丨 the main purpose of this embodiment is Increasing the contact area of the frame adhesive, so that more frame adhesive penetrates into the groove / opening, thereby improving the bonding strength between the TFT substrate and the CF substrate. Please refer to Figure 3 and Figure 3B at the same time. FIG. 3A is a schematic diagram of a liquid crystal display panel according to the first embodiment of the present invention, and FIG. 3B is a cross-sectional view of the liquid crystal display panel in FIG. 3A. The liquid crystal display panel 300 includes an upper substrate 31o and a lower substrate 32o. The liquid crystal display panel 300 is, for example, a thin film transistor liquid crystal display panel, the upper substrate 310 is a CF substrate, and the lower substrate 320 is a TFT substrate. A polarizing plate 360 is provided on each of the CF substrate 3 10 and the TFT substrate 32 0 on the outer side, for

Ｍ TW1144F (友 达) .ptd Page 10 1240113 V. Description of the invention (7) The line is polarized and becomes polarized aurora. The liquid crystal display panel 300, which is a composite of a CF substrate 310 and a TFT substrate 320, has a display area 3 30 and a frame rubber area 340 surrounding the display area 330. In the display area 330, there are mainly two cover layers on the TFT substrate 320: a first cover layer 370a and a second cover layer 380a, and the second cover layer 380a is located on the first cover layer 370a. A liquid crystal injection region 350 is interposed between the second cover layer 380a and the CF substrate 310. In the frame area 3 40, the TFT substrate 320 also has two cover layers 370 a and 380 a extending from the display area 330. Here, the second covering layer 380a has a recess / opening 3120 in which the covering layer 3 70a can be exposed, and the recess / opening 3120 is elongated. The sealant 312B is coated between the CF substrate 310 and the TFT substrate 320 and is located in the sealant region 340. Therefore, for the liquid crystal injection area 3 50 distributed in the display area 330, in the frame rubber area 3 40, the liquid crystal injection area 3 50 is in contact with the frame rubber 31 2B, and the frame rubber 312 is in contact with the first through the groove / opening 3120. The cover layer 370a is in contact. When the pairing process of the TFT substrate 320 and the CF substrate 310 is performed, the frame adhesive 312B in the frame adhesive region 340 is in side contact with the liquid crystal injection region 350 and the second cover layer 380a in the display region 330, and the frame adhesive 312B The groove / opening 3120 penetrates into the surface of the first cover layer 370 a above the TFT substrate 320. Then, the CF substrate 3 10 and the TFT substrate 32 0 are pressed in a manner of pressing with a jig, and then baked in a furnace to cure the frame adhesive 3126, thereby bonding the TFT substrate 320 and the CF substrate 310 to form a pair. In FIG. 3B, the first cover layer 370a and the second cover layer 380a on the TFT substrate 320 are both single-layered structures. However, in general, the first coverage

TW1144F (Youda) .ptd Page 11 1240113 V. Description of the invention (8)-Layer 3 70a and second cover layer 38〇a include four layers: a first metal layer (metal 1 'Ml), a dielectric Layer, a second metal layer (metal 2, M2) and-4 layers. Please refer to FIG. 3c, which is a schematic diagram of the display panel of the first embodiment. The first cover layer 370a includes three layers: a first metal layer 321, a dielectric layer 32, and a second metal layer 323, and the second cover layer 380a is a protective layer 324. The dielectric layer 32 2 is covered on the first metal layer 321. The second metal layer 323 is covered on the dielectric layer 322, and the protective layer 3f4 is covered on the second metal layer 323. The first metal layer 32m is, for example, a scan line metal layer, and the second metal layer 3 2 3 is, for example, a data line metal layer. The dielectric layer 3 2 2 is, for example, a silicon nitride (si Nx) layer, and the protective layer 3 2 4 is made of silicon dioxide (si! Ic〇n di〇xide, Si 〇2) or silicon nitride ( silicon nitride (Si3N4). As shown in FIG. 3B, the second cover layer 380a has an opening 3 1 2 0 of the first cover layer 37〇a which can expose a part. Here, the second cover layer 380a refers to a protective layer. 3 2 4 and the opening 3120 may expose a portion of the second metal layer 323. The frame rubber 312C is in side contact with the liquid crystal injection area 350 and the protective layer 3 24 in the display area 3 30, and at the same time, the frame rubber 312C penetrates into the opening 3120 and contacts the surface of the second metal layer 323. The main method of the present invention is to increase the contact area of the frame adhesive, so that more frame adhesive penetrates into the W-groove / opening, thereby improving the bonding strength between the substrate and the CF substrate. Since the first covering layer 37oa and the second covering layer 38a include a total of four layers, if the openings are successively enlarged to the lower layer, it can be achieved to increase the contact area of the frame adhesive, so that more frame adhesive penetrates into the opening, thereby improving Purpose of bonding strength between TFT substrate and CF substrate. For example, please refer to Figure 3D, Figure 3D BHII circle Page 12 TWU44F (Youda) .ptd 1240113 V. Description of the invention (9) The drawing is a schematic diagram of the third display panel of the first embodiment. The protective layer

324 and the second metal layer 323D have a common groove / opening 3120D, and the opening 3120D exposes a part of the dielectric layer 322. The frame adhesive 312D is in side contact with the liquid crystal injection region 350, the protective layer 324 and the second metal layer 323D in the display area 330, and at the same time, the frame adhesive 31 2D penetrates into the groove / opening 31 20D and is in contact with the dielectric layer 3 2 2 Surface contact. In this way, according to the first embodiment, the second cover layer has an opening 3120 that can expose a portion of the first cover layer. At this time, the second cover layer 380b includes: the second metal layer 32 3D. And a protective layer 324, and the first cover layer 370b refers to the first metal layer 321 and the dielectric layer 32 2. Furthermore, the opening is further enlarged to the next layer. For example, referring to FIG. 3E, a schematic diagram of a fourth display panel according to the first embodiment is shown. The protective layer 324, the second metal layer 32, 31) and the dielectric layer 322E have a common recess / opening 3120E, and the recess / opening 3120E is a part of the first metal layer 321 exposed. The frame adhesive 3 12E is in side contact with the liquid crystal injection region 350, the protective layer 3 2 4, the second metal layer 3 2 3 D, and the dielectric layer 3 2 2 E in the display area 33. At the same time, the frame adhesive 312E penetrates into the recess. The groove / opening 312.0E comes into contact with the surface of the third metal / 321. In this way, according to the first embodiment, the second and second covering layers have an opening 3120 that can expose a portion of the first covering layer. The second covering layer 3 8 0c at this time includes a protective layer 324. First, the metal layer 323D and the dielectric layer 32 2E, and the first cover layer 370c refers to the third / gold layer 321. 1240113

The display at 4 o'clock is a side view of a liquid crystal display panel according to a second embodiment of the present invention. The liquid crystal display panel 410 includes an upper substrate 410 and a lower substrate 420. The liquid crystal display panel 400 is, for example, a thin film transistor liquid crystal display panel, the upper substrate 4 10 is, for example, a CF substrate, and the lower substrate 42 is, for example, a TFT substrate. A polarizing plate 460 is provided on each of the CF substrate 41 o and the Sichuan substrate 42 o to polarize the light into polarized light. The liquid crystal display panel composed of the CF substrate 410 and the TFT substrate 420 has a display area 430 and a frame adhesive area 44 surrounding the display area 430. In the display area 430, there is a cover layer extending from the display area 430 to the frame area 440 on the TFT substrate 420, and includes a first metal layer 421 'such as a scan line metal layer. The layer 422, a second metal layer 423, such as a data line metal layer, and a protective layer 424. The dielectric layer 422 covers the first metal layer 421, the second metal layer 423 covers the dielectric layer 422, and the protective layer 4 24 covers the second metal layer 423. A liquid crystal injection region 450 is formed between the protective layer 424 and the CF substrate 410. The dielectric layer 422 is, for example, a silicon nitride (Si Nx) layer, and the protective layer 424 may be composed of silicon nitride (S 込 N4) or silicon dioxide (Si 02). In the sealant region 440, the first metal layer 421, the dielectric layer 422, the second metal layer 423, and the protective layer 424 on the TFT substrate 420 have a common groove / opening that can expose a portion of the TFT substrate 420. 4120. Through the groove / opening 4 1 2 0 'frame adhesive 4 1 2 and the liquid crystal injection region 4 50 in the display area 4 3 0, the protective layer 424, the second metal layer 423, the dielectric layer 422, and the first metal The layer 421 makes side contact, and at the same time, the sealant 3 1 2 penetrates into the opening 41 20 and contacts the surface of the TFT substrate 420.

TW1144F (Youda) .ptd Page 14 1240113 V. Description of the invention (11) When the pairing process of the TFT substrate 420 and the CF substrate 410 is performed, the sealant 412 in the sealant region 440 penetrates into the groove / opening 4120, and The liquid crystal injection region 450, the protective layer 424, the second metal layer 423, the dielectric layer 422, and the first metal layer 421 make side contact, and at the same time, the sealant 3 2 is in contact with the surface of the TFT substrate 420. Then, the CF substrate 410 and the TFT substrate 420 are laminated by pressing the jig, and then baked in a furnace to cure the frame adhesive 412, thereby bonding the TFT substrate 420 to the CF substrate 410. It can be known from the above two embodiments that the assembled and bonded panel according to the present invention is passed through a groove / opening, so that the space occupied by the frame adhesive is increased, so that more frame adhesive can penetrate into the groove / opening one by one. To effectively improve the bonding strength between the TFt substrate and the CF substrate. In addition, the shape of the groove / opening of the display panel of the present invention is not limited to a specific one, except that the groove / opening 3 1 2 of the first embodiment is a long shape, and the shape of the groove / opening It can be X-shaped (as shown in Figure 5A) or matrix (as shown in Figure π). FIG. 5A is a schematic diagram of the shape of the groove / opening, and FIG. 5A is a schematic diagram of the shape of another groove / opening. At the same time, the distribution of the frame rubber is not limited to coating on the same plane. For example, 'Please refer to FIG. 6A', which is a schematic diagram of the distribution of the frame rubber. The cover layer 'on the TFT substrate 620 includes a first metal layer 621, a dielectric layer 622, a second metal layer 623, and a protective layer 624 in this order from bottom to top. The grooves / openings 6120 are distributed in a V shape in the cross section of the cover layer on the TFT substrate 620. Or, the grooves / openings 6120 are distributed stepwise in the cross sections of the first metal layer 62m, the dielectric layer 622, the second metal layer 6 2 3, and the protective layer 6 2 4 as shown in FIG. 6B. The drawing is a schematic diagram of the distribution of another frame glue.

TW1144F (Youda) .ptd Page 15 1240113 V. Explanation of the invention (12) Therefore, when an external impact force or vibration external force is input to the panel of the present invention, the space occupied by the frame adhesive between the TF T substrate and the CF substrate increases, The bonding strength between the TFT substrate and the CF substrate is increased, and cracks can be avoided at the contact interface between the TFT substrate and the CF substrate, which can effectively improve the quality of the panel. In summary, although the present invention has been disclosed as above with a preferred embodiment, it is not intended to limit the present invention. Any person skilled in the art can make various changes without departing from the spirit and scope of the present invention. And retouching, so the scope of protection of the present invention shall be determined by the scope of the attached patent application.

TW1144F (AUO) .ptd Page 16 1240113 Simple illustration of the drawing [Simplified illustration of the drawing] Fig. 1A shows a schematic diagram of a conventional LCD panel. Figure 1B is a cross-sectional view of the liquid crystal display panel in Figure 1A. Fig. 2A shows a side view of a conventional reflective liquid crystal display panel. FIG. 2B is a side view of another conventional reflective liquid crystal display panel. FIG. 3A is a schematic diagram of a liquid crystal display panel according to the first embodiment of the present invention. FIG. 3B is a cross-sectional view of the liquid crystal display panel in FIG. 3A. FIG. 3C is a schematic diagram of the second display panel of the first embodiment. FIG. 3D is a schematic diagram of the third display panel of the first embodiment. FIG. 3E is a schematic view of a fourth display panel of the first embodiment. FIG. 4 shows a side view of a liquid crystal display panel according to a second embodiment of the present invention. Figure 5A is a schematic diagram of the shape of the groove / opening. FIG. 5B is a schematic diagram of another groove / opening shape. Figure 6A shows the distribution of the frame glue. FIG. 6B is a schematic diagram showing the distribution of another frame glue. Schematic label description

TW1144F (AUO) .ptd Page 17 1240113 Brief description of the drawings 1 0, 3 0 0, 4 0 0 · LCD panel 110, 210, 310, 410, 610: CF substrates 112, 212A, 212B, 312B, 312C, 312D, 312E, 412, 6 1 2: frame adhesive 120, 22 0, 32 0, 42 0, 6 2 0: TFT substrate 121, 221, 321, 421, 621: first metal layer 122, 222, 322 , 322E, 422, 622: dielectric layers 123, 223, 323, 323D, 423, 623: second metal layers 124, 22 4, 32 4, 42 4, 624: protective layers 130, 2 3 0, 3 3 0 , 4 3 0, 6 3 0: Display area 140, 240, 340, 440, 640: Frame rubber area 150, 250, 350, 450LCD injection area 160, 26 0, 36 0, 46 0: Polarizing plate 2 0 0A, 2 0 0B: Reflective liquid crystal display panel 2120 > 3120, 3120D, 3120E, 4120, 6120 · Notch / Open α 225A, 225B: Photoresistive layers 370a, 370b, 370c, 370d, 370e: First cover Layers 380a, 380b, 380c, 380d, 370e: second cover layer

TW1144F (AUO) .ptd Page 18

Claims (1)

1240113 VI. Scope of patent application 1. A frame adhesive structure for a display panel, comprising: an upper substrate; a lower substrate disposed relative to the upper substrate, the lower substrate including: a first cover layer on the lower substrate; and a A second covering layer is located on the first covering layer, and the second covering layer has a recess / opening of the first covering layer that can expose a part; and a frame adhesive is applied on the upper substrate and Between the lower substrates, the frame adhesive is in contact with the first cover layer through the grooves / openings, thereby bonding the lower substrate to the upper substrate. 2. The frame adhesive structure for a display panel according to item 1 of the scope of patent application, wherein the first covering layer includes a first metal layer, a dielectric layer and a second metal layer, and the dielectric layer covers the The first metal layer is covered by the second metal layer, and the second cover layer is a protective layer. 3. The frame adhesive structure of a display panel according to item 1 of the scope of patent application, wherein the first covering layer includes a first metal layer and a dielectric layer, and the dielectric layer covers the first metal layer; The second cover layer includes a second metal layer and a protective layer, and the protective layer covers the second metal layer. 4. The frame adhesive structure of a display panel according to item 1 of the scope of patent application, wherein the first cover layer is a first metal layer; the second cover layer includes a protective layer, a second metal layer and a dielectric Layer, the second metal layer is covered on the dielectric layer, and the protective layer is covered on the second metal layer. TW1144F (AUO) .ptd Page 19 1240113 6. Scope of Patent Application 5. The adhesive structure of the display panel frame as described in item 1 of the patent application scope, wherein the groove / opening is a long strip. 6 · The frame adhesive structure of the display panel according to item 2, 3 or 4 of the scope of patent application, wherein the first metal layer is a scanning line metal layer; the second metal layer is a data line metal And the material constituting the protective layer may be silicon dioxide (Si 02) or silicon nitride (Si3N4) 〇7. The display panel frame adhesive as described in item 1 of the scope of patent application Structure, wherein the groove / opening is X-shaped. 8. The adhesive structure of the display panel frame according to item 1 of the patent application scope, wherein the grooves / openings are in a matrix shape. 9. The display panel frame adhesive structure according to item 1 of the patent application scope, wherein the grooves / openings are distributed in a V shape in a cross section of the second cover layer. 10. The adhesive structure of the display panel frame according to item 1 of the patent application scope, wherein the grooves / openings are distributed stepwise in the cross section of the second cover layer. 11. The frame adhesive structure of a display panel according to item 1 of the scope of patent application, wherein the display panel is a thin film transistor liquid crystal display (TFT-LCD) panel, and the upper substrate is A color filter (C o 1 or F 11 er, CF) substrate, and the lower substrate is a thin film transistor (TFT) substrate. 12. A frame adhesive structure for a display panel, comprising: an upper substrate, TW1144F (Youda) .ptd Page 20 1240113 6. The scope of the patent application is that the substrate has a cover layer, and the cover layer has a groove / opening that can expose part of the lower substrate; and a frame adhesive, The coating is applied between the upper substrate and the lower substrate, and the sealant contacts the lower substrate through the groove / opening, thereby bonding the lower substrate to the upper substrate; wherein the cover layer includes a protection Layer, a second metal layer, a dielectric layer, and a first metal layer, the dielectric layer covers the first metal layer, the second metal layer covers the dielectric layer, and the protective layer Is covered on the second metal layer. 13. The frame adhesive structure of a display panel according to item 12 of the scope of the patent application, wherein the first metal layer is a scanning line metal layer; the second metal layer is a data line metal layer; and the protective layer is formed. The material can be silicon dioxide (Si 02) or silicon nitride (Si3N4). 14. The display panel frame adhesive structure according to item 12 of the patent application scope, wherein the groove / opening is a long strip. 15. The display panel frame adhesive structure according to item 12 of the patent application scope, wherein the groove / opening is X-shaped. 16. The display panel frame adhesive structure according to item 12 of the patent application scope, wherein the grooves / openings are in a matrix shape. 17. The display panel frame adhesive structure according to item 12 of the patent application scope, wherein the grooves / openings are distributed in a V shape in a cross section of the cover layer. 18. The display panel frame adhesive structure described in item 12 of the patent application scope, wherein the grooves / openings are stepped in the cross section of the cover layer TW1144F (AUO) .ptd Page 21 1240113 6. Scope of patent application. 19 ·, the frame structure of the display panel described in Item 2 of Shenyan's patent, which is a thin film transistor liquid crystal display (TFT-LCD) panel. The display panel is a thin film transistor liquid crystal display (TFT-LCD) panel. The substrate is a color filter (CF) substrate, and the lower substrate is a thin film transistor (TFT) substrate. ❿ TW1144F (AUO) .ptd Page 22 I ··