Display device, display panel and fabricating method thereof

Patent metadata

Field	Value
Publication number	US-2016018694-A1
Application number	US-201414429943-A
Country	US
Kind code	A1
Filing date	May 28, 2014
Priority date	Jan 22, 2014
Publication date	Jan 21, 2016
Grant date	—

Abstract

A display device, a display panel and the fabricating method thereof. The display panel comprises: a first substrate ( 110 ) and a second substrate ( 120 ) disposed to be cell assembled; and a magnetic unit including a first magnetic subunit ( 11, 12 ) disposed on the first substrate ( 110 ) and a second magnetic subunit ( 21, 22 ) disposed on the second substrate ( 120 ). The first magnetic subunit ( 11, 12 ) and the second magnetic subunit ( 21, 22 ) are disposed to be opposed to each other. First magnetic particles ( 15 ) are dispersed in the first magnetic subunit ( 11, 12 ); and second magnetic particles ( 25 ) are dispersed in the second magnetic subunit ( 21, 22 ); and the first magnetic particles ( 15 ) and the second magnetic particles ( 25 ) have opposite magnetic polarities such that the first magnetic subunit ( 11, 12 ) and the second magnetic subunit ( 21, 22 ) attract each other.

First claim

1 . A display panel, comprising:
a first substrate and a second substrate disposed to be cell assembled; and a magnetic unit including a first magnetic subunit disposed on the first substrate and a second magnetic subunit disposed on the second substrate, the first magnetic subunit and the second magnetic subunit being disposed to be opposed to each other; wherein first magnetic particles are dispersed in the first magnetic subunit; and second magnetic particles are dispersed in the second magnetic subunit; and the first magnetic particles and the second magnetic particles have opposite magnetic polarities such that the first magnetic subunit and the second magnetic subunit attract each other.

2 . The display panel of claim 1 , wherein the first magnetic subunit and the second magnetic subunit have a matrix formed of a resin material, respectively;
the first magnetic particles are dispersed in the resin material of the first magnetic subunit; the second magnetic particles are dispersed in the resin material of the second magnetic subunit.

3 . The display panel of claims 1 , wherein the magnetic unit is a black matrix and/or a spacer.

4 . The display panel of claims 1 , wherein the first magnetic subunit is a black matrix, the first substrate is a color filter substrate, the second magnetic subunit is a spacer, and the second substrate is an array substrate.

5 . The display panel of claim 1 , wherein both the first magnetic subunit and the second magnetic subunit comprise a hard magnetic nano-particle layer and a soft magnetic metal shell layer; the soft magnetic metal shell layer has a permeability greater than a permeability of the hard magnetic nano-particle layer, and the soft magnetic metal shell layer is positioned both in periphery of the hard magnetic nano-particle layer and between the hard magnetic nano-particle layer and the substrate of the magnetic subunit.

6 . The display panel of claim 1 , wherein both the first magnetic particles and the second magnetic particles are formed of a hard magnetic material.

7 . The display panel of claim 6 , wherein the first magnetic particles and the second magnetic particles have a particle diameter of 100-2000 nanometers, respectively.

8 . A display device comprising a display panel comprising:
a first substrate and a second substrate disposed to be cell assembled; and a magnetic unit including a first magnetic subunit disposed on the first substrate and a second magnetic subunit disposed on the second substrate, the first magnetic subunit and the second magnetic subunit being disposed to be opposed to each other; wherein first magnetic particles are dispersed in the first magnetic subunit; and second magnetic particles are dispersed in the second magnetic subunit; and the first magnetic particles and the second magnetic particles have opposite magnetic polarities such that the first magnetic subunit and the second magnetic subunit attract each other.

9 . A method of fabricating a display panel comprising:
step S 1 : providing a resin material, first magnetic particles and an organic solvent; step S 2 : dissolving the resin material in the organic solvent and dispersing the first magnetic particles in the organic solvent dissolved with the resin material to form a mixture solution; step S 3 : applying the mixture solution on a surface of a first substrate; step S 4 : curing the mixture solution applied on the first substrate; step S 5 : forming a pattern of a first magnetic subunit on the first substrate; step S 6 : performing a magnetization treatment on the first substrate such that the first magnetic particles in the first magnetic subunit have a uniform first magnetic polarity; step S 7 : forming a pattern of second magnetic subunit on a second substrate according to a process of steps 1 - 5 ; step S 8 : performing a magnetization treatment on the second substrate such that the second magnetic particles in the second magnetic subunit have a uniform second magnetic polarity, the second magnetic polarity being opposite to the first magnetic polarity; and step S 9 : cell assembling the first substrate and the second substrate.

10 . The method of claim 9 , wherein step S 6 and step S 8 are performed after step S 9 is finished.

11 . The display panel of claims 2 , wherein the magnetic unit is a black matrix and/or a spacer.

12 . The display panel of claims 2 , wherein the first magnetic subunit is a black matrix, the first substrate is a color filter substrate, the second magnetic subunit is a spacer, and the second substrate is an array substrate.

13 . The display panel of claim 2 , wherein both the first magnetic subunit and the second magnetic subunit comprise a hard magnetic nano-particle layer and a soft magnetic metal shell layer; the soft magnetic metal shell layer has a permeability greater than a permeability of the hard magnetic nano-particle layer, and the soft magnetic metal shell layer is positioned both in periphery of the hard magnetic nano-particle layer and between the hard magnetic nano-particle layer and the substrate of the magnetic subunit.

14 . The display panel of claim 3 , wherein both the first magnetic subunit and the second magnetic subunit comprise a hard magnetic nano-particle layer and a soft magnetic metal shell layer; the soft magnetic metal shell layer has a permeability greater than a permeability of the hard magnetic nano-particle layer, and the soft magnetic metal shell layer is positioned both in periphery of the hard magnetic nano-particle layer and between the hard magnetic nano-particle layer and the substrate of the magnetic subunit.

15 . The display panel of claim 4 , wherein both the first magnetic subunit and the second magnetic subunit comprise a hard magnetic nano-particle layer and a soft magnetic metal shell layer; the soft magnetic metal shell layer has a permeability greater than a permeability of the hard magnetic nano-particle layer, and the soft magnetic metal shell layer is positioned both in periphery of the hard magnetic nano-particle layer and between the hard magnetic nano-particle layer and the substrate of the magnetic subunit.

16 . The display device of claim 8 , wherein the first magnetic subunit and the second magnetic subunit have a matrix formed of a resin material, respectively;
the first magnetic particles are dispersed in the resin material of the first magnetic subunit; the second magnetic particles are dispersed in the resin material of the second magnetic subunit.

17 . The display device of claims 8 , wherein the magnetic unit is a black matrix and/or a spacer.

18 . The display device of claims 8 , wherein the first magnetic subunit is a black matrix, the first substrate is a color filter substrate, the second magnetic subunit is a spacer, and the second substrate is an array substrate.

19 . The display device of claim 8 , wherein both the first magnetic subunit and the second magnetic subunit comprise a hard magnetic nano-particle layer and a soft magnetic metal shell layer; the soft magnetic metal shell layer has a permeability greater than a permeability of the hard magnetic nano-particle layer, and the soft magnetic metal shell layer is positioned both in periphery of the hard magnetic nano-particle layer and between the hard magnetic nano-particle layer and the substrate of the magnetic subunit.

20 . The display device of claim 8 , wherein both the first magnetic particles and the second magnetic particles are formed of a hard magnetic material.

Assignees

• Boe Technology Group Co Ltd

Inventors

• Zhou Xiaodong

Classifications

• G02F1/13394 Primary

  spacers regularly patterned on the cell subtrate, e.g. walls, pillars (G02F1/133377 takes precedence) · CPC title

• G02F1/133512 Primary

  Light shielding layers, e.g. black matrix (G02F1/136209 takes precedence) · CPC title

• G02F1/133514

  Colour filters · CPC title

• G02F2001/133354

  Physics · mapped topic

• G02F2001/13398

  Physics · mapped topic