LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY DEVICE

• US 20190310510A1
• Filed: 07/03/2017
• Published: 10/10/2019
• Est. Priority Date: 12/29/2016
• Status: Abandoned Application

• Current Assignee: Chongqing HKC Optoelectronics Technology Co., Ltd. (Shenzhen Huike Investment Holding Co., Ltd.), HKC Corporation Limited (Shenzhen Huike Investment Holding Co., Ltd.)
• Original Assignee: Chongqing HKC Optoelectronics Technology Co., Ltd. (Shenzhen Huike Investment Holding Co., Ltd.), HKC Corporation Limited (Shenzhen Huike Investment Holding Co., Ltd.)
• Inventors: CHIEN, Chung-Kuang
• Application Number:
  US16/461,209
• Publication Number:
  US 20190310510A1
• Time in Patent Office: Days
• CPC Class Codes: G02F 1/133512 Light shielding layers, e.g. black matrix G02F1/136209 takes precedence
• CPC Class Codes: G02F 1/133514 Colour filters
• CPC Class Codes: G02F 1/1337 Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
• CPC Class Codes: G02F 1/1339 Gaskets; Spacers; Sealing of cells

Abstract

A liquid crystal panel and a liquid crystal display device are disclosed. The liquid crystal panel includes a color filter substrate, which includes a substrate, a black matrix disposed on the substrate, and a first slot disposed on the black matrix. The first slot penetrates through the black matrix. A bottom surface of the first slot is the substrate, and a black seal is disposed on the first slot.

Claims

1. A liquid crystal panel comprising a color filter substrate, the color filter substrate comprising:

a substrate;

a black matrix disposed on the substrate; and

a first slot disposed on the black matrix, the first slot penetrating through the black matrix, wherein a bottom surface of the first slot is the substrate, and a black seal is disposed on the first slot;

wherein the first slot continuously surrounds a black seal covering region;

or the first slot is discontinuously disposed along the black seal covering region;

or

the first slot comprises a plurality of first sub-slots disconnected from each other and disposed around the black matrix;

wherein the color filter substrate further comprises an alignment layer, the alignment layer is disposed on the black matrix, and a stopper obstructing the alignment layer is disposed inside the first slot of the black matrix;

wherein the stopper is a second slot, an opening of the second slot is covered with a light-obstructing layer, and the light-obstructing layer and the black seal have the same material;

or the stopper is a boss; and

wherein the liquid crystal panel further comprises a backlight module, an array substrate is disposed on the backlight module, the array substrate and the color filter substrate are disposed opposite to each other, the color filter substrate is connected to the array substrate through the black seal, a color filter layer staggered with the black matrix is further disposed on the color filter substrate, a liquid crystal and a photo spacer (PS) are provided between the array substrate and the color filter substrate, a thin film transistor or thin film transistors are disposed on the array substrate, and the color filter layer, the liquid crystal, the PS and the thin film transistor or transistors are disposed within the black seal.

2. A liquid crystal panel comprising a color filter substrate, the color filter substrate comprising:

a substrate;

a black matrix disposed on the substrate; and

a first slot disposed on the black matrix, the first slot penetrating through the black matrix, wherein a bottom surface of the first slot is the substrate, and a black seal is disposed on the first slot.

3. The liquid crystal panel according to claim 2, wherein the first slot continuously surrounds a black seal covering region.

4. The liquid crystal panel according to claim 2, wherein the first slot is discontinuously disposed along the black seal covering region.

5. The liquid crystal panel according to claim 2, wherein the first slot comprises a plurality of first sub-slots disconnected from each other and disposed around the black matrix.

6. The liquid crystal panel according to claim 2, wherein the color filter substrate further comprises an alignment layer, the alignment layer is disposed on the black matrix, and a stopper obstructing the alignment layer is disposed inside the first slot of the black matrix.

7. The liquid crystal panel according to claim 6, wherein the stopper is a second slot.

8. The liquid crystal panel according to claim 2, wherein the color filter substrate further comprises an alignment layer, the alignment layer is disposed on the black matrix, a stopper obstructing the alignment layer is disposed inside the first slot of the black matrix, and the stopper is a second slot.

9. The liquid crystal panel according to claim 7, wherein an opening of the second slot is covered with a light-obstructing layer, and the light-obstructing layer and the black seal have the same material.

10. The liquid crystal panel according to claim 6, wherein the stopper is a second slot, an opening of the second slot is covered with a light-obstructing layer, and the light-obstructing layer and the black seal have the same material.

11. The liquid crystal panel according to claim 2, wherein the color filter substrate further comprises an alignment layer, the alignment layer is disposed on the black matrix, a stopper obstructing the alignment layer is disposed inside the first slot of the black matrix, the stopper is a second slot, an opening of the second slot is covered with a light-obstructing layer, and the light-obstructing layer and the black seal have the same material.

12. The liquid crystal panel according to claim 6, wherein the stopper is a boss.

13. The liquid crystal panel according to claim 2, wherein the color filter substrate further comprises an alignment layer, the alignment layer is disposed on the black matrix, a stopper obstructing the alignment layer is disposed inside the first slot of the black matrix, and the stopper is a boss.

14. The liquid crystal panel according to claim 2, wherein the first slot continuously surrounds a black seal covering region, the color filter substrate further comprises an alignment layer, the alignment layer is disposed on the black matrix, a stopper obstructing the alignment layer is disposed inside the first slot of the black matrix;

and

wherein the stopper is a second slot, an opening of the second slot is covered with a light-obstructing layer, and the light-obstructing layer and the black seal have the same material;

or the stopper is a boss.

15. The liquid crystal panel according to claim 2, wherein the first slot is discontinuously disposed along a black seal covering region, the color filter substrate further comprises an alignment layer, the alignment layer is disposed on the black matrix, and a stopper obstructing the alignment layer is disposed inside the first slot of the black matrix;

wherein the stopper is a second slot, an opening of the second slot is covered with a light-obstructing layer, and the light-obstructing layer and the black seal have the same material;

or the stopper is a boss.

16. The liquid crystal panel according to claim 2, wherein the first slot comprises a plurality of first sub-slots disconnected from each other and disposed around the black matrix, the color filter substrate further comprises an alignment layer, the alignment layer is disposed on the black matrix, and a stopper obstructing the alignment layer is disposed inside the first slot of the black matrix;

and

wherein the stopper is a second slot, an opening of the second slot is covered with a light-obstructing layer, and the light-obstructing layer and the black seal have the same material;

or the stopper is a boss.

17. The liquid crystal panel according to claim 2, wherein the liquid crystal panel further comprises a backlight module, an array substrate is disposed on the backlight module, the array substrate and the color filter substrate are disposed opposite to each other, the color filter substrate is connected to the array substrate through the black seal, a color filter layer staggered with the black matrix is further disposed on the color filter substrate, a liquid crystal and a photo spacer (PS) are provided between the array substrate and the color filter substrate, a thin film transistor or thin film transistors are disposed on the array substrate, and the color filter layer, the liquid crystal, the PS and the thin film transistor or transistors are disposed within the black seal.

18. The liquid crystal panel according to claim 2, wherein the first slot continuously surrounds a black seal covering region;

or the first slot is discontinuously disposed along the black seal covering region;

or the first slot comprises a plurality of first sub-slots disconnected from each other and disposed around the black matrix;

the color filter substrate further comprises an alignment layer, the alignment layer is disposed on the black matrix, and a stopper obstructing the alignment layer is disposed inside the first slot of the black matrix;

the stopper is a second slot, an opening of the second slot is covered with a light-obstructing layer, and the light-obstructing layer and the black seal have the same material;

or the stopper is a boss; and

the liquid crystal panel further comprises a backlight module, an array substrate is disposed on the backlight module, the array substrate and the color filter substrate are disposed opposite to each other, the color filter substrate is connected to the array substrate through the black seal, a color filter layer staggered with the black matrix is further disposed on the color filter substrate, a liquid crystal and a photo spacer (PS) are provided between the array substrate and the color filter substrate, a thin film transistor or thin film transistors are disposed on the array substrate, and the color filter layer, the liquid crystal, the PS and the thin film transistor or transistors are disposed within the black seal.

19. A liquid crystal display device comprising a liquid crystal panel, the liquid crystal panel comprising a color filter substrate, the color filter substrate comprising:

a substrate;

a black matrix disposed on the substrate; and

a first slot disposed on the black matrix, the first slot penetrating through the black matrix, wherein a bottom surface of the first slot is the substrate, and a black seal is disposed on the first slot.

20. The liquid crystal display device according to claim 19, wherein:

the first slot continuously surrounds a black seal covering region;

or the first slot is discontinuously disposed along the black seal covering region;

or the first slot comprises a plurality of first sub-slots disconnected from each other and disposed around the black matrix;

the color filter substrate further comprises an alignment layer, the alignment layer is disposed on the black matrix, and a stopper obstructing the alignment layer is disposed inside the first slot of the black matrix;

the stopper is a second slot, an opening of the second slot is covered with a light-obstructing layer, and the light-obstructing layer and the black seal have the same material;

or the stopper is a boss; and

the liquid crystal panel further comprises a backlight module, an array substrate is disposed on the backlight module, the array substrate and the color filter substrate are disposed opposite to each other, the color filter substrate is connected to the array substrate through the black seal, a color filter layer staggered with the black matrix is further disposed on the color filter substrate, a liquid crystal and a photo spacer (PS) are provided between the array substrate and the color filter substrate, a thin film transistor or thin film transistors are disposed on the array substrate, and the color filter layer, the liquid crystal, the PS and the thin film transistor or transistors are disposed within the black seal.