Polarizer and fabrication method thereof, display panel, and display device
First Claim
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1. A display panel, comprising:
- a first substrate, wherein the first substrate is a color film substrate including a color film, a first organic layer, and a first alignment layer sequentially disposed on an inner surface of the first substrate; and
a second substrate arranged opposite to the first substrate, wherein the second substrate is an array substrate including a gate layer, a semiconductor layer, a second organic layer, and a second alignment layer sequentially disposed on an inner surface of the second substrate, the inner surface of the second substrate facing the inner surface of the first substrate;
wherein the first organic layer is an overcoat layer made of resin, and the second organic layer is a planarization layer made of resin,a polarizing-material is doped into the first organic layer and the second organic layer, and the polarizing-material includes a dichroic dye having an optical alignment capability, andthe dichroic dye includes one or more of a compound having a chemical structural formula (2) and a compound having a chemical structural formula (3),
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Abstract
A polarizer and fabrication method thereof, a display panel and a display device are provided. The polarizer includes an organic film capable of being aligned during a polarization treatment. The organic film includes at least one first region having a first polarization axis and at least one second region having a second polarization axis. A direction of the first polarization axis is different from a direction of the second polarization axis.
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Citations
19 Claims
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1. A display panel, comprising:
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a first substrate, wherein the first substrate is a color film substrate including a color film, a first organic layer, and a first alignment layer sequentially disposed on an inner surface of the first substrate; and a second substrate arranged opposite to the first substrate, wherein the second substrate is an array substrate including a gate layer, a semiconductor layer, a second organic layer, and a second alignment layer sequentially disposed on an inner surface of the second substrate, the inner surface of the second substrate facing the inner surface of the first substrate; wherein the first organic layer is an overcoat layer made of resin, and the second organic layer is a planarization layer made of resin, a polarizing-material is doped into the first organic layer and the second organic layer, and the polarizing-material includes a dichroic dye having an optical alignment capability, and the dichroic dye includes one or more of a compound having a chemical structural formula (2) and a compound having a chemical structural formula (3), - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A fabrication method for a polarizer in a display panel comprising a first substrate, wherein the first substrate is a color film substrate including a color film, a first organic layer, and a first alignment layer sequentially disposed on an inner surface of the first substrate;
- and a second substrate arranged opposite to the first substrate, wherein the second substrate is an array substrate including a gate layer, a semiconductor layer, a second organic layer, and a second alignment layer sequentially disposed on an inner surface of the second substrate, the inner surface of the second substrate facing the inner surface of the first substrate;
wherein the first organic layer is an overcoat layer made of resin, and the second organic layer is a planarization layer made of resin, wherein the fabrication method for the polarizer comprises;providing a substrate; forming a polarizing material layer by coating a based-material doped with a polarizing-material or a based-material precursor doped with a polarizing-material on the substrate, wherein the polarizing material layer includes at least one first region and at least one second region, and the polarizing-material is aligned to have a polarizing capability when irradiated by light or electromagnetic waves; providing a first photomask transparent to the at least one first region; irradiating light or electromagnetic waves having a first polarization direction on the at least one first region, wherein the irradiated at least one first region has a first polarization axis; rotating the substrate in horizontal direction, such that an angle between the first polarization direction of the light or the electromagnetic waves and a plane of the polarizing material layer is changed; providing a second photomask transparent to the at least one second region; and irradiating the light or the electromagnetic waves having the first polarization direction on the at least one second region, wherein the irradiated at least one second region has a second polarization axis, and a direction of the first polarization axis is different from a direction of the second polarization axis, wherein the polarizing material layer is the first organic layer and the second organic layer, such that the polarizer is fabricated on the first substrate and the second substrate, and a wide viewing angle is achieved in the display panel comprising the polarizer, the polarizing-material includes a dichroic dye having an optical alignment capability, and the dichroic dye includes one or more of a compound having a chemical structural formula (2) and a compound having a chemical structural formula (3), - View Dependent Claims (12, 13, 14, 15)
- and a second substrate arranged opposite to the first substrate, wherein the second substrate is an array substrate including a gate layer, a semiconductor layer, a second organic layer, and a second alignment layer sequentially disposed on an inner surface of the second substrate, the inner surface of the second substrate facing the inner surface of the first substrate;
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16. A fabrication method for a polarizer in a display panel comprising a first substrate, wherein the first substrate is a color film substrate including a color film, a first organic layer, and a first alignment layer sequentially disposed on an inner surface of the first substrate;
- and a second substrate arranged opposite to the first substrate, wherein the second substrate is an array substrate including a gate layer, a semiconductor layer, a second organic layer, and a second alignment layer sequentially disposed on an inner surface of the second substrate, the inner surface of the second substrate facing the inner surface of the first substrate;
wherein the first organic layer is an overcoat layer made of resin, and the second organic layer is a planarization layer made of resin, wherein the fabrication method for the polarizer comprises;providing a substrate; forming a polarizing material layer by coating a based-material doped with a polarizing-material or a based-material precursor doped with a polarizing-material on the substrate, wherein the polarizing material layer includes at least one first region and at least one second region, and the polarizing-material is aligned to have a polarizing capability when irradiated by light or electromagnetic waves; providing a first photomask transparent to the at least one first region; irradiating light or electromagnetic waves having a first polarization direction on the at least one first region, wherein the irradiated at least one first region has a first polarization axis; providing a second photomask transparent to the at least one second region; and irradiating light or electromagnetic waves having a second polarization direction on the at least one second region, wherein the irradiated at least one second region has a second polarization axis, and a direction of the first polarization axis is different from a direction of the second polarization axis, wherein the polarizing material layer is the first organic layer and the second organic layer, such that the polarizer is fabricated on the first substrate and the second substrate, and a wide viewing angle is achieved in the display panel comprising the polarizer, the polarizing-material includes a dichroic dye having an optical alignment capability, and the dichroic dye includes one or more of a compound having a chemical structural formula (2) and a compound having a chemical structural formula (3), - View Dependent Claims (17, 18)
- and a second substrate arranged opposite to the first substrate, wherein the second substrate is an array substrate including a gate layer, a semiconductor layer, a second organic layer, and a second alignment layer sequentially disposed on an inner surface of the second substrate, the inner surface of the second substrate facing the inner surface of the first substrate;
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19. A fabrication method for a polarizer in a display panel comprising a first substrate, wherein the first substrate is a color film substrate including a color film, a first organic layer, and a first alignment layer sequentially disposed on an inner surface of the first substrate;
- and a second substrate arranged opposite to the first substrate, wherein the second substrate is an array substrate including a gate layer, a semiconductor layer, a second organic layer, and a second alignment layer sequentially disposed on an inner surface of the second substrate, the inner surface of the second substrate facing the inner surface of the first substrate;
wherein the first organic layer is an overcoat layer made of resin, and the second organic layer is a planarization layer made of resin, wherein the fabrication method for the polarizer comprises;providing a substrate; forming a polarizing material layer by coating a based-material doped with a polarizing-material or a based-material precursor doped with a polarizing-material on the substrate, wherein the polarizing material layer includes at least one first region and at least one second region, and the polarizing-material is aligned to have a polarizing capability when irradiated by light or electromagnetic waves; providing a photomask having at least one third-region corresponding to the at least one first region and at least one fourth-region corresponding to the at least one second region; and irradiating light or electromagnetic waves transmitted through the photomask on the at least one first region and the at least one second region, wherein the photomask converts unpolarized light or unpolarized electromagnetic waves incident on the photomask to polarized light or polarized electromagnetic waves, and the light or the electromagnetic waves transmitted through the at least one third-region and the at least one fourth-region have different polarization directions, wherein the irradiated at least one first region has a first polarization axis, the irradiated at least one second region has a second polarization axis, and a direction of the first polarization axis is different from a direction of the second polarization axis, wherein the polarizing material layer is the first organic layer and the second organic layer, such that the polarizer is fabricated on the first substrate and the second substrate, and a wide viewing angle is achieved in the display panel comprising the polarizer, and wherein the polarizing-material includes a dichroic dye having an optical alignment capability, and the dichroic dye includes one or more of a compound having a chemical structural formula (2) and a compound having a chemical structural formula (3),
- and a second substrate arranged opposite to the first substrate, wherein the second substrate is an array substrate including a gate layer, a semiconductor layer, a second organic layer, and a second alignment layer sequentially disposed on an inner surface of the second substrate, the inner surface of the second substrate facing the inner surface of the first substrate;
Specification