Quantum dot polaroid assembly of quantum dot liquid crystal display device

A liquid crystal display device and quantum dot technology, applied in optics, nonlinear optics, instruments, etc., can solve the problems of low color gamut level and poor viewing effect of liquid crystal displays, achieve better optical performance, optimize display effect, use Life extension effect

Inactive Publication Date: 2018-03-30
HEFEI HUIKE JINYANG TECH
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AI-Extracted Technical Summary

Problems solved by technology

The color gamut level of the existing liquid crysta...
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Method used

Specifically, the present invention can improve the color gamut of the liquid crystal display device and optimize the display effect of the liq...
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Abstract

The invention relates to the technical field of display, in particular to a quantum dot polaroid assembly of a quantum dot liquid crystal display device. The quantum dot polaroid assembly is arrangedon the side, away from an array substrate, of a color film substrate, and comprises a first quantum dot area corresponding to a red color resistor block, a second quantum dot area corresponding to a green color resistor block, and a third quantum dot area corresponding to a blue color resistor block. By means of the assembly and the processing technology thereof, through preprocessing and subsequent processing, the service life of the quantum dot polaroid assembly is remarkably prolonged, the product quality becomes better, and the optical performance of the assembly is better.

Application Domain

Technology Topic

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  • Quantum dot polaroid assembly of quantum dot liquid crystal display device

Examples

  • Experimental program(2)

Example Embodiment

[0027] Example 1
[0028] See figure 1 , The present invention provides a quantum dot liquid crystal display device, including: a liquid crystal display panel, and a backlight module 1 arranged under the liquid crystal display panel;
[0029] The liquid crystal display panel includes: an array substrate 2 and a color filter substrate 4 arranged opposite to each other, a liquid crystal layer 3 arranged between the array substrate 2 and the color filter substrate 4, and a color filter substrate 4 arranged far away from the The quantum dot polarizer 5 on one side of the array substrate 2; the color filter substrate 4 includes: a first base substrate 41, a plurality of substrates arranged on a side of the first base substrate 41 close to the array substrate 2 The color resist block, the black matrix 424 separating the color resist block, the common electrode 43 arranged on the side of the color resist block and the black matrix 424 close to the array substrate 2, and the color film substrate 4 and the array support The gap spacer 44 of the substrate 2; the array substrate includes: a second base substrate 21, and a TFT layer 22 and a blunt layer which are sequentially stacked on the second base substrate 21 on the side close to the color filter substrate 4 化 layer 23, and pixel electrode layer 24;
[0030] The plurality of color resist blocks include: a red color resist block 421, a green color resist block 422, and a blue color resist block 423, and the quantum dot polarizer 5 includes: a first quantum corresponding to the red color resist block 421 A dot area 51, a second quantum dot area 52 corresponding to the green color resist block 422, and a third quantum dot area 53 corresponding to the blue color resist block 423;
[0031] The light emitted by the backlight module 1 is ultraviolet light, and the first quantum dot area 51, the second quantum dot area 52, and the third quantum dot area 53 respectively emit red light, green light, and red light under the excitation of ultraviolet light. And Blu-ray.
[0032] The gap spacer 44 includes a main spacer and an auxiliary spacer, and the height of the main spacer is larger than the auxiliary spacer.
[0033] The TFT layer includes: an active layer 221 disposed on the second base substrate 21, a first insulating layer 222 covering the active layer 221 and the second base substrate 21, and a first insulating layer 222 disposed on the first The gate 223 and the scan line on the insulating layer 222, the second insulating layer 224 covering the gate 223, the scan line, and the first insulating layer 222, and the source electrode 226 provided on the second insulating layer 224 , The drain 225 and the scan line, the source 226 and the drain 225 respectively pass through the first and second vias passing through the first insulating layer 222 and the second insulating layer 224 and the active layer. Terminal contact, the pixel electrode 24 is in contact with the drain electrode 225 through a third via hole passing through the passivation layer.
[0034] Specifically, the present invention can improve the color gamut of the liquid crystal display device and optimize the display effect of the liquid crystal display device by arranging the quantum dot polarizer corresponding to the color resist block on the liquid crystal display panel.

Example Embodiment

[0035] Example 2
[0036] A processing technology of a quantum dot polarizer assembly of a quantum dot liquid crystal display device, the steps are as follows:
[0037] 1), structure and separate processing
[0038] The quantum dot polarizer assembly is arranged on the side of the color filter substrate away from the array substrate, and includes a first quantum dot area corresponding to the red color resist block, a second quantum dot area corresponding to the green color resist block, and a blue color resist The third quantum dot area corresponding to the block;
[0039] The processing of the quantum dot polarizer assembly is performed according to the existing technology;
[0040] 2), pretreatment
[0041] Using electrostatic spraying method, spray pretreatment liquid on the outer surface of the quantum dot polarizer assembly. After spraying, leave it at room temperature for more than 48 hours;
[0042] The components of the pretreatment liquid are: 4.5 parts of trimellitate, 5.5 parts of benzotriazole, 15.5 parts of acetic anhydride, 25 parts of methyl methacrylate, and 1.5 parts of paclitaxel;
[0043] The processing method of the pretreatment liquid is as follows: in the preparation kettle, add the raw materials one by one, then raise the temperature to 60°C, stir and mix for 3 hours, and adjust the reaction pH to 7.5;
[0044] 3), follow-up processing
[0045] Put the pre-processed sub-dot polarizer assembly in a closed container and keep it under vacuum for 2 hours, then release the pressure and take it out; then put it in a blast drying oven for 1 hour at a temperature of 40°C; Cool down to room temperature at a rate of 5°C per hour.
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Description & Claims & Application Information

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Classification and recommendation of technical efficacy words

  • Improve color gamut
  • Improve display
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