Shenzhen China Star Optoelectronics Technology Co., Ltd.

Yungjui Lee

Xinhui Zhong

Song Lan

Chao Ma

Xiaolong Ma

Ji Li

Xiaoping Cheng

Lixuan Chen

Xia Tian Zhang

Tao Hu

Bai Bai

Yahui Chen

Xiufen Zhu

A vertical alignment liquid crystal display includes a first substrate, a second substrate, a liquid crystal layer located between the first substrate and the second substrate, a first and a second passivation layers respectively located at inner sides of the first and the second substrates, a common electrode layer and a pixel electrode layer respectively located on the first and the second passivation layers. The liquid crystal layer includes liquid crystal molecules, auxiliary alignment agent and a polymer network penetrating the entire liquid crystal layer. The auxiliary alignment agent makes the liquid crystal molecules in the liquid crystal layer vertically aligned on the surfaces of the first and the second substrates. The polymer network stabilizes alignment of the liquid crystal molecules and enhances vertical alignment effect of the auxiliary alignment agent to the liquid crystal molecules.

Vertical alignment liquid crystal display and manufacture method thereof

Disclosed are a thermal crosslink material, a manufacture method of a liquid crystal display panel, and a liquid crystal display panel. A structural formula of the thermal crosslink material is wherein A is B is and R is a linear or chain branched alkyl having 5-20 C atoms, wherein one or more CHin the alkyl is substituted with phenyl, cycloalkyl, &#x2014;O&#x2014;, &#x2014;CONH&#x2014;, &#x2014;COO&#x2014;, &#x2014;O&#x2014;CO&#x2014;, &#x2014;CO&#x2014;, or &#x2014;CH&#x2550;CH&#x2014; group, or one or more H atoms in the first group are substituted with F atom or Cl atom; a specific crosslink material may be one of Molecules of the thermal crosslink material crosslink together to form a polymer having a crosslinked network, and groups A and B can be anchored on a substrate surface. The branch R provides an effect of vertical alignment and can form alignment films.

Thermal crosslink material, manufacture method of liquid crystal display panel and liquid crystal display panel

The present invention provides a method for manufacturing a flexible array substrate. The method includes, first, successively forming an adhesive layer, a passivation layer, a back-side drive circuit, a planarization layer, a flexible backing plate, and a front-side drive circuit and a display circuit, in a stacked arrangement, on a rigid support plate and then peeling off the rigid support plate and the adhesive layer to form a flexible array substrate having a double-sided circuit structure. The entire process requires no steps of peeling, reversing, and then re-attaching of the flexible backing plate so that it is possible to avoid the issues of poor flatness and low yield resulting from improper or wrongful re-attachment of the flexible backing plate and thus, fabrication difficulty of a flexible array substrate having a double-sided circuit structure may be lowered down to thereby improve fabrication yield of the flexible array substrate.

Method for manufacturing flexible array substrate

A manufacturing method of an array substrate includes the steps of providing a base plate and forming a thin-film transistor (TFT) layer on the base plate; forming a quantum dot layer on the TFT layer; and forming a protective filter layer on the quantum dot layer to provide protection to the quantum dot layer. The protective filter layer also provides an effect of light filtering in order to prevent ultraviolet light or blue light from transmitting therethrough and allows light of red and green colors to pass.

Array substrate and manufacturing method thereof

A micro LED display panel and a manufacturing method thereof are provided. The micro LED display panel includes: a substrate, a plurality of micro LEDs disposed on the substrate and arranged in an array, a transparent encapsulation layer covering the plurality of micro LEDs, and a quantum dot (QD) layer disposed on the encapsulation layer. By adding the QD layer on the encapsulation layer, the short wavelength light emitted by the micro LEDs excites the QD layer to emit light, so that the micro LEDs and the QD layer form the basic display units of the micro LED display panel to expand the gamut of micro LED display panel and improve display quality of the micro LED display panel.

Micro light-emitting diode display panel and manufacturing method thereof

A manufacturing method of an array substrate includes the steps of providing a base plate and forming a thin-film transistor (TFT) layer on the base plate; forming a quantum dot layer on the TFT layer; and forming a protective filter layer on the quantum dot layer to provide protection to the quantum dot layer. The protective filter layer also provides an effect of light filtering in order to prevent ultraviolet light or blue light from transmitting therethrough.

The liquid crystal material of the disclosure includes liquid crystal molecules, polymerizable monomers and a vertical alignment agent, wherein the polymerizable monomers and the vertical alignment agent can be polymerized under ultraviolet irradiation to form a polymer, while the polymer deposits on a substrate to form a polymer film capable of replacing the PI alignment film; so that an alignment process of the liquid crystal is simplified, and a cost is economized. The method of fabricating the liquid crystal display panel of the disclosure eliminates the fabricating process of the alignment film.

Liquid crystal materials, methods of fabricating liquid crystal display panels and liquid crystal display panels

Disclosed are a thermal crosslink material, a manufacture method of a liquid crystal display panel and a liquid crystal display panel. A structural formula of the thermal crosslink material is wherein A is Bis and R is a linear or chain branched alkyl having 5-20 C atoms, wherein one or more CHin the alkyl is substituted with phenyl cycloalkyl, &#x2014;O&#x2014;, &#x2014;CONH&#x2014;, &#x2014;COO&#x2014;, &#x2014;O&#x2014;CO&#x2014;, &#x2014;CO&#x2014; or &#x2014;CH&#x2550;CH&#x2014; group, or one or more H atoms in the first group are substituted with F atom or Cl atom; a specific crosslink material may be one of Molecules of the thermal crosslink material crosslink together to forma polymer having a crosslinked network, and groups A and B can be anchored on a substrate surface The branch R provides an effect of vertical alignment and can form alignment films.

A flexible liquid crystal panel includes a first and a second flexible substrates opposite to each other, a first and a second flat layers arranged on inner sides of the first and second flexible substrates respectively, a color filter layer arranged between the second flexible substrate and the second flat layer, a spacing retaining wall formed on the second flat layer, seal glue coated on a side of the spacing retaining wall adjacent to the first flexible substrate, and liquid crystal filled between the first and second flat layers. The spacing retaining wall includes a plurality of transverse parts parallel with one another and extending transversely and a plurality of longitudinal parts parallel with one another and extending longitudinally. The transverse parts and the longitudinal parts intersect one another to separate a plurality of sub pixels and define and delimit closed areas in which the liquid crystal is filled.

Flexible liquid crystal panel and manufacture method thereof

The invention provides a PDLC display panel, manufacturing method thereof, and an LCD. The PDLC display panel comprises a PDLC layer, which comprising a plurality of red sub-pixel portions, green sub-pixel portions, and blue sub-pixel portions. The red, green and blue sub-pixel portion is a PDLC film having red, green and blue dye, respectively. The light passing through the red, green, and blue sub-pixel portions of the PDLC layer displays red, green and blue colors respectively. The PDLC display panel is simple in structure, on the premise to achieve color display, eliminating the upper and lower polarizers, polyimide (PI) alignment layer, CF layer and the black matrix, to achieve high light penetration rate and low manufacturing costs, as well as high backlight utilization with the use of quantum dot layer in the CF substrate.

PDLC display panel, manufacturing method thereof, and LCD

In a provided vertical alignment method, a pixel region, and the pixel region is divided into four sub regions of equal sizes which each is designed to be a square, and a pattern unit on the mask comprises a photic region corresponding to one sub region and a shading region corresponding to the other three sub regions in shape and size. The mask is employed to implement linear UV light irradiation to one sub region according to a certain irradiation angle to obtain a alignment direction of the one sub region, and then, the position of the mask and the certain irradiation angle of the irradiation are maintained to be unchanged. By rotating the pixel region 90&#xb0; with three times, and the irradiation is implemented to the other three sub regions. Accordingly, the four sub regions have four alignment directions different from one another.

Vertical photo alignment method with maintaining position of mask unchanged and manufacture method of liquid crystal display panel utilizing the same

The present invention provides a vertical alignment liquid crystal display and a manufacture method thereof. The vertical alignment liquid crystal display comprises a first substrate (), a second substrate (), a liquid crystal layer () located between the first substrate () and the second substrate (), a first and a second passivation layers () respectively located at inner sides of the first and the second substrates (), a common electrode layer () and a pixel electrode layer () respectively located on the first and the second passivation layers (); the liquid crystal layer () comprises liquid crystal molecules (), auxiliary alignment agent () and a polymer network () penetrating the entire liquid crystal layer (); the auxiliary alignment agent () makes the liquid crystal molecules () in the liquid crystal layer () vertically aligned on the surfaces of the first and the second substrates (); the polymer network () stabilizes alignment of the liquid crystal molecules () and enhances vertical alignment effect of the auxiliary alignment agent () to the liquid crystal molecules ().

The present provides a method of fabricating a polymer dispersed liquid crystal (PDLC) thin film. The method of fabricating the PDLC of the present application forms the first solution by mixing the liquid crystal and the graphene nanoparticles; prepares the prepolymer by using the citric acid and the 1,8-octanediol, or the citric acid, the 1,8-octanediol and the 1,8-octanediol; forms the second solution by dissolving the prepolymer in the anhydrous ethanol; then obtains the mixture prepolymer of the polymer dispersed liquid crystal and the graphene nanoparticles by mixing and uniformly stirring the first solution and the second solution; and obtains the PDLC thin film after the mixture prepolymer is polymerized for several days.

Methods of fabricating PDLC thin films

The present invention provides a method for manufacturing a PDLC display device and a PDLC display device. The method for manufacturing a PDLC display device according to the present invention provides a black matrix and a base plate that collectively delimit a plurality of pixel cavities and fills a mixture of PDLC and red QDs, a mixture of PDLC and green QDs, and PDLC respectively into the plurality of pixel cavities to form a PDLC substrate, which is laminated with an array substrate, and installed with a blue light backlight module, so as to form a PDLC display device. Light leakage and color mixture can be eliminated and processes related to alignment layers and polarizers can be saved to thereby increase the manufacturing efficiency and lower the manufacturing cost. The PDLC display device according the present invention is manufactured with the above-described method and demonstrates at least four displaying modes of red, green, blue, and indistinctness, allowing for use in applications where unique effects are required, and helping eliminate light leakage and color mixture and also requiring no alignment layer and polarizer so that the manufacturing efficiency is high and the manufacturing cost is low.

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Shenzhen, China

Yungjui Lee