WO2016201830A1 - 柔性基板及其制作方法、显示装置 - Google Patents
柔性基板及其制作方法、显示装置 Download PDFInfo
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- WO2016201830A1 WO2016201830A1 PCT/CN2015/091897 CN2015091897W WO2016201830A1 WO 2016201830 A1 WO2016201830 A1 WO 2016201830A1 CN 2015091897 W CN2015091897 W CN 2015091897W WO 2016201830 A1 WO2016201830 A1 WO 2016201830A1
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- layer
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- flexible substrate
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- flexible
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133305—Flexible substrates, e.g. plastics, organic film
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133351—Manufacturing of individual cells out of a plurality of cells, e.g. by dicing
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133302—Rigid substrates, e.g. inorganic substrates
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133354—Arrangements for aligning or assembling substrates
Definitions
- Embodiments of the present invention relate to a flexible substrate and a method of fabricating the same, and a display device including the same.
- a flexible substrate processing method based on a glass substrate is to directly bond a flexible substrate to a glass substrate, and when peeling is required, the bonding adhesive is denatured by an ultraviolet light decomposition method or a thermal softening method to be peeled off.
- the process of directly bonding a flexible substrate to a glass substrate has many problems, such as: the ultraviolet light decomposition method causes irreversible damage to the liquid crystal, and is not suitable for the liquid crystal dropping (ODF) process, and needs to re-solve the vacuum into the liquid crystal. The problem; the thermal softening method needs to consider the material of the flexible substrate and the temperature of the process, and the effect is not satisfactory. Further, the process of directly bonding the flexible substrate to the glass substrate also has defects such as insufficient adhesion, inability to produce a large-sized substrate, and easy breakage of the flexible substrate in the peeling process.
- An object of the present invention is to provide a flexible substrate, a manufacturing method thereof, and a display device, which are more easily peeled off after the flexible substrate is manufactured, and the production yield is improved.
- a method for fabricating a flexible substrate including:
- a detachable layer is disposed on the rigid substrate, and the flexible substrate is fixed on the rigid substrate by the detachable layer, wherein the detachable layer comprises a mesh layer and is disposed in the mesh of the mesh layer a plurality of mutually independent support portions;
- the step S1 comprises:
- the step S3 includes:
- the step S11 includes:
- the mesh laminate is printed on the pre-cured first photoresist layer and post-baked to form a first photoresist layer having a mesh layer disposed therein.
- the first photoresist layer is pre-cured at a temperature of 30-50 ° C for a duration of 10-15 min, and the post-baking temperature is 80-90 ° C for a duration of not less than 20 min.
- the step S13 includes:
- the second photoresist layer is pre-cured at a temperature of 30-50 ° C for a duration of 10-15 min, and the post-baking temperature is 80-90 ° C for a duration of not less than 30 min.
- the step S32 includes:
- Step S32 includes:
- the external force is The force generated when the low temperature shrinkage material layer or the high temperature shrinkage material layer undergoes shrinkage deformation.
- the rigid substrate is made of a thermoplastic material
- the step S32 includes:
- the rigid substrate is heated to bend the rigid substrate while stretching the mesh layer, wherein the external force is a force generated when the rigid substrate is bent and deformed.
- the thickness of the mesh layer is smaller than the thickness of the first photoresist layer.
- a side of the rigid substrate on which the flexible substrate is to be fixed is provided with a first alignment mark, the first alignment mark being capable of matching a second alignment mark on the flexible substrate, In order to accurately align the flexible substrate with the rigid substrate.
- a protective layer is further disposed above the first alignment mark, and the material for forming the protective layer comprises an oxide of silicon and/or a nitride of silicon.
- the mesh layer has a mesh density of less than 180 mesh.
- a flexible substrate which is formed by the above-described manufacturing method.
- the flexible substrate is a flexible touch substrate
- the functional layer comprises a touch sensing electrode
- the flexible substrate is a flexible array substrate, the functional layer comprises a pixel circuit; or the flexible substrate is a flexible color film substrate, and the functional layer comprises a color resist array.
- a display device comprising the above flexible substrate provided by the present invention.
- the dot connection structure designed by the invention reduces the adhesion between two adjacent layers, and when the external force acts on the mesh layer, it acts on the support portion with a small contact area, thereby reducing the difficulty of peeling and making the flexible substrate It is easier to peel off after the production is completed.
- the present invention does not rely on ultraviolet light or chemical liquid during the stripping process, and does not depend on manuals that cannot be quantified.
- the stripping method avoids the risk of damage to the flexible substrate, improves the production yield, and the method of the present invention can be applied to the production of a large-sized flexible substrate, which can reduce the dependence on artificial and other uncertain factors.
- the method of the invention is based on a rigid substrate to fabricate a flexible substrate, which has the process compatibility of a common production line and saves cost.
- Figure 1 is a schematic flow chart of the method of the present invention
- FIG. 2 is a second schematic diagram of the process of the method of the present invention.
- 3a-3c are a plan view, a bottom view and a side view, respectively, of a rigid substrate
- 4a and 4b are front and side views showing a process of fixing a flexible substrate in an embodiment of the present invention.
- Figure 5 is a side elevational view of the flexible substrate separation process in an embodiment of the present invention.
- the invention provides a manufacturing method of a flexible substrate. As shown in FIG. 1 , the manufacturing method comprises the following steps:
- a detachable layer is disposed on the rigid substrate, and the flexible substrate is fixed on the rigid substrate by the detachable layer, wherein the detachable layer comprises a mesh layer and is disposed in the mesh of the mesh layer a plurality of mutually independent support portions;
- the “functional layer” mentioned in the present invention means that the flexible base can be made.
- the board realizes structural layers such as display, touch, and the like, such as a pixel circuit layer, a touch electrode layer, a color filter layer, and the like.
- the "flexible substrate” mentioned in the present invention may be a simple layer of flexible material, and then the functional layer is further fabricated on the layer of flexible material to obtain a "flexible substrate” having practical functions, or
- the flexible substrate” includes a layer of flexible material and a functional material layer disposed on the layer of flexible material. For example, a layer of electrode material has been provided, and a "flexible substrate” having a corresponding function can be obtained by performing a patterning process.
- the "rigid substrate” described in the present invention may be a glass substrate, a plastic substrate or the like.
- the dot connection structure designed by the invention reduces the adhesion between two adjacent layers, and when the external force acts on the mesh layer, it acts on the support portion with a small contact area, thereby reducing the difficulty of peeling and making the flexible substrate It is easier to peel off after the production is completed.
- the present invention does not rely on ultraviolet light or chemical liquid in the stripping process, does not rely on a manual peeling method that cannot be quantified, avoids the risk of damage to the flexible substrate, improves the production yield, and the method of the present invention can be applied. Making large, flexible substrates reduces the reliance on uncertainty such as labor.
- the step S1 includes:
- the step S3 includes:
- step S11 specifically includes:
- first photoresist layer Forming a first photoresist layer on the rigid substrate, and pre-curing the first photoresist layer; and printing the mesh laminate on the pre-cured first photoresist layer And post-baking to form a first photoresist layer internally provided with a mesh layer.
- the curing temperature is maintained between 30-50 ° C, preferably 40 ° C, for a duration of 10-15 min, in order to make the first photoresist
- the layer just adheres to the rigid substrate, and the film layer is still soft, and the solvent is still Not completely volatilized.
- the mesh laminate is printed into the first photoresist layer, and then post-baking is performed to further cure the first photoresist layer, and the post-baking temperature is 80-90 ° C for a duration. Not less than 20 minutes, a first photoresist layer internally provided with a mesh layer is obtained.
- the thickness of the mesh layer is smaller than the thickness of the first photoresist layer.
- the thickness of the first photoresist layer before pre-curing is 300 ⁇ m or more, and the thickness after pre-curing is 200 ⁇ m or more. Then, the thickness of the mesh layer should be close to and less than 200 ⁇ m.
- the mesh layer should have a smaller mesh density, preferably the mesh layer has a mesh density of less than 180 mesh.
- step S13 specifically includes:
- a second photoresist layer on a side of the flexible substrate facing the rigid substrate, and pre-curing the second photoresist layer; forming the second on the flexible substrate
- One side of the photoresist layer is attached to a side of the rigid substrate on which the support portion is formed, and is post-baked to bond the second photoresist layer with the plurality of support portions .
- the pre-curing temperature is 30-50 ° C, preferably 40 ° C, for a duration of 10-15 min.
- the purpose of the pre-curing is to cause the second photoresist layer to adhere to the flexible substrate, and the film layer is still soft, and the solvent has not yet completely evaporated.
- the post-baking temperature in this step is 80-90 ° C for a duration of not less than 30 min to bond the second photoresist layer to the plurality of support portions.
- the "acting of an external force to the mesh layer by the external force to separate the flexible substrate from the rigid substrate” may be implemented in various ways.
- the step S32 includes:
- the rigid substrate When the rigid substrate is heated, the rigid substrate can be fixed on a heating platform, and the embodiment can be applied to various types including a glass substrate and a plastic substrate. Substrate.
- the rigid substrate is made of a material capable of elastic deformation, and the step S32 includes:
- the rigid substrate is made of a thermoplastic material, such as a polyethylene material or a polyvinyl chloride material, and the step S32 includes:
- the rigid substrate is heated to bend the rigid substrate while stretching the mesh layer, and an external force generated when the rigid substrate is bent and deformed separates the flexible substrate from the rigid substrate.
- the dot connection structure designed by the invention reduces the adhesion between two adjacent layers, and the external force acts on the mesh layer to act on the support portion with a small contact area, thereby reducing the difficulty of peeling.
- the above is only a preferred embodiment of the present invention, and the separation step of the present invention can be adjusted based on specific process requirements, and details are not described herein again.
- a side of the rigid substrate 1 on which the flexible substrate is to be fixed is provided with a first alignment mark 2, which can be associated with the flexible substrate
- the second alignment mark (not shown) is matched to accurately align the flexible substrate with the rigid substrate 1.
- a protective layer 3 is further disposed above the first alignment mark 2, and the material for forming the protective layer 3 includes an oxide of silicon and/or a nitride of silicon.
- the protective layer 3 serves to protect the rigid substrate 1 and the first alignment mark 2 from corrosion, and serves to ensure the flatness of the rigid substrate 1.
- the invention can be used to fabricate a flexible touch substrate, a flexible array substrate, a flexible color film substrate, and the like.
- the functional layer includes a touch sensing electrode.
- the functional layer includes a pixel circuit; when the flexible substrate is a flexible color film substrate, the functional layer includes a color resist array.
- the flexible array substrate and the flexible color filter substrate can be separately fabricated by the method provided by the present invention, and before the flexible array substrate and the flexible color filter substrate are separated from the rigid substrate First, the two substrates are paired, and after the completion of the box, the completed flexible display panel is separated from the rigid substrates on both sides.
- the step of the pair of boxes includes: coating an alignment layer and rubbing the alignment layer to determine an initial deflection direction of the liquid crystal, coating the sealant and the spacer, bonding and curing the liquid crystal, etc., and the prior art Basically the same, no longer repeat them here.
- Fig. 4a and Fig. 4b are front and side views showing the process of fixing a flexible substrate in the embodiment of the present invention
- Fig. 5 is a process of separating the flexible substrate in the embodiment of the present invention. Side view in the middle.
- the rigid substrate 1 for example, a glass substrate is provided, and the protective layer 3 is further provided on the glass substrate to prevent the alignment mark on the glass substrate from being corroded
- the first photoresist layer 4 is spin-coated, and the first photoresist layer 4 is pre-cured, and the pre-curing temperature is 40 ° C for a duration of 10 to 15 min. After the first photoresist layer 4 is pre-cured, it is just adhered to the rigid substrate 1, and the texture is soft and the solvent is not completely volatilized.
- the mesh layer 5 having etching resistance is bonded to the first photoresist layer 4 by imprinting, and post-baking is performed, and the post-baking temperature is 80 to 90 ° C for 20 minutes.
- the mesh layer 5 in the present invention may be a synthetic fiber mesh layer, a gauze mesh layer or the like.
- the first photoresist layer 4 is exposed and developed to form a plurality of support portions 6, the size of the support portion 6 being smaller than the size of the mesh of the mesh layer 5, and located in the mesh of the corresponding position.
- the flexible substrate 7 comprises a layer of flexible material and an electrode material layer disposed on the layer of flexible material.
- one side of the flexible substrate 7 on which the electrode material layer is disposed and the layer on which the electrode material layer is not disposed are provided.
- a release film is attached to one side.
- the release film attached to one side of the non-electrode material layer is peeled off, and the second photoresist layer 8 is coated on the side, and pre-cured, the pre-curing temperature is 40 ° C, and the duration is 10 ⁇ . 15min.
- the side of the flexible substrate 7 coated with the second photoresist layer 8 is closely adhered to the side of the rigid substrate 1 on which the support portion 6 is formed, and is post-baked.
- the temperature after the treatment is 80-90 ° C for 30 min.
- the flexible substrate 7 is cut to a size slightly smaller than the size of the rigid substrate 1.
- a third photoresist layer 9 is formed on the electrode material layer, and the electrode material layer is patterned by a photolithography process to obtain a flexible substrate 10.
- the preparation of the touch electrode pattern can be completed by the above process.
- the flexible array substrate and the flexible color film substrate need to be separately fabricated by the same method, and then the flexible array substrate and the flexible color are obtained by using the first alignment mark 2 on the rigid substrate 1.
- the film substrate is subjected to a pair of boxes to obtain a flexible display panel.
- the step of separating the flexible substrate 10 from the rigid substrate 1 includes:
- the rigid substrate 1 is cut to expose the edge of the mesh layer 5.
- the flexible substrate 10 is then separated using any of the above three separation methods provided by the present invention.
- the rigid substrate 1 can be placed on a heating table for vacuum adsorption, and the flexible substrate 10 can be separated from the rigid substrate 1 by lightly pulling the mesh layer 5. After separation, the flexible substrate 10 is cleaned and replaced with a new release film 11 to complete flexibility. Fabrication of the device.
- a low temperature shrinkage material layer or a high temperature shrinkage material layer such as a low temperature shrinkage rubber coating or the like is applied to the outer surface of the rigid substrate 1, and these coatings are bent at a low temperature or a high temperature.
- the mesh layer 5 is stretched and fixed, and then the device is placed in a low temperature environment to be cold-shrinked to be bent and deformed, thereby separating the rigid substrate 1 from the flexible substrate 10.
- the rigid substrate 1 is formed by using a thermoplastic material having a deformation effect, and after the cutting process is completed, the flexible substrate 10 and the mesh layer 5 are stretched and fixed, and the rigid substrate 1 is heated to a certain temperature to cause contraction and bending deformation. Separated from the flexible substrate 10.
- the invention makes the flexible substrate easier to peel after being completed, does not depend on ultraviolet light or chemical liquid, does not depend on the manual peeling method which cannot be quantified, avoids the risk of damage to the flexible substrate, improves the production yield, and the invention
- the method can be applied to the production of a large flexible substrate, which can reduce the dependence on artificial and other uncertain factors.
- the invention also provides a flexible substrate which is formed by the above-mentioned manufacturing method.
- the flexible substrate produced by the method of the invention effectively reduces the flexible base
- the difficulty of peeling the board from the rigid substrate avoids the risk of damage to the flexible substrate and improves the production yield.
- the flexible substrate in the present invention may include a flexible substrate and different functional layers disposed on the flexible substrate.
- the flexible substrate may be a flexible touch substrate.
- the corresponding functional layer includes a touch sensing electrode; or the flexible substrate may be a flexible array substrate.
- the corresponding functional layer includes a pixel circuit;
- the flexible substrate may be a flexible color film substrate.
- the corresponding functional layer includes a color resist array or the like.
- the present invention also provides a display device comprising the above flexible substrate provided by the present invention. As described above, the display device has an advantage of high production yield.
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Abstract
Description
Claims (17)
- 一种柔性基板的制作方法,包括:S1、在刚性基板上设置可拆卸层,将柔性衬底通过所述可拆卸层固定在刚性基板上,其中,所述可拆卸层包括网状层和设置在所述网状层的网孔中的多个相互独立的支撑部;S2、在所述柔性衬底上形成功能层,以获得柔性基板;S3、通过外力作用于所述网状层,使所述柔性基板与所述刚性基板分离。
- 根据权利要求1所述的制作方法,其中,所述步骤S1包括:S11、在刚性基板上形成具有网状层的第一光刻胶层;S12、对所述第一光刻胶层进行曝光、显影,形成多个支撑部,所述支撑部位于所述网状层的网孔中;S13、将所述柔性衬底与多个所述支撑部相粘结;所述步骤S3包括:S31、对所述刚性基板进行切割,以暴露所述网状层的边缘;S32、通过外力作用于所述网状层,以使得所述柔性基板与所述刚性基板分离。
- 根据权利要求2所述的制作方法,其中,所述步骤S11包括:在所述刚性基板上形成第一光刻胶层,并对所述第一光刻胶层进行预固化;将所述网状层压印在预固化后的第一光刻胶层中,并进行后烘,形成内部设置有网状层的第一光刻胶层。
- 根据权利要求3所述的制作方法,其中,对所述第一光刻胶层进行预固化的温度为30-50℃,持续时间为10-15min,进行后烘的温度为80-90℃,持续时间不低于20min。
- 根据权利要求2所述的制作方法,其中,所述步骤S13包括:在所述柔性衬底的朝向所述刚性基板的一侧形成第二光刻胶层,并对所述第二光刻胶层进行预固化;使所述柔性衬底上形成有所述第二光刻胶层的一侧与所述刚性基板上形成有所述支撑部的一侧相贴合,并进行后烘,使所述第二光刻胶层与多个所述支撑部相粘结。
- 根据权利要求5所述的制作方法,其中,对所述第二光刻胶层进行预固化的温度为30-50℃,持续时间为10-15min,进行后烘的温度为80-90℃,持续时间不低于30min。
- 根据权利要求2至6中任意一项所述的制作方法,其中,所述步骤S32包括:对所述刚性基板加热,使所述柔性基板与所述支撑部相粘结部位的胶体软化,同时提拉所述网状层的边缘,以使得所述柔性基板与所述刚性基板分离。
- 根据权利要求2至6中任意一项所述的制作方法,其中,所述刚性基板由能够发生弹性形变的材料制成,所述步骤S32包括:在所述刚性基板背离所述柔性基板的一侧形成低温收缩材料层或高温收缩材料层;降低环境温度,使所述低温收缩材料层发生收缩形变,或者,升高环境温度,使所述高温收缩材料层发生收缩形变,同时拉伸所述网状层,其中,所述外力为所述低温收缩材料层或所述高温收缩材料层发生收缩形变时产生的力。
- 根据权利要求2至6中任意一项所述的制作方法,其中,所述刚性基板由热塑性材料制成,所述步骤S32包括:对所述刚性基板进行加热,使所述刚性基板发生弯曲形变,同时拉伸所述网状层,其中,所述外力为所述刚性基板发生弯曲形变时 产生的力。
- 根据权利要求2至6中任意一项所述的制作方法,其中,所述网状层的厚度小于所述第一光刻胶层的厚度。
- 根据权利要求1至6中任意一项所述的制作方法,其中,所述刚性基板上待固定所述柔性衬底的一侧设置有第一对位标记,所述第一对位标记能够与所述柔性衬底上的第二对位标记相匹配,以使得所述柔性衬底与所述刚性基板准确对位。
- 根据权利要求11所述的制作方法,其中,所述第一对位标记上方还设置有保护层,制作所述保护层的材料包括硅的氧化物和/或硅的氮化物。
- 根据权利要求1至6中任意一项所述的制作方法,其中,所述网状层的网孔密度小于180目。
- 一种柔性基板,其中,所述柔性基板采用权利要求1至13中任意一项所述的制作方法制作形成。
- 根据权利要求14所述的柔性基板,其中,所述柔性基板为柔性触控基板,所述功能层包括触控感应电极。
- 根据权利要求14所述的柔性基板,其中,所述柔性基板为柔性阵列基板,所述功能层包括像素电路;或者所述柔性基板为柔性彩膜基板,所述功能层包括色阻阵列。
- 一种显示装置,其中,所述显示装置包括权利要求14至16中任意一项所述的柔性基板。
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CN105690974B (zh) * | 2016-01-21 | 2019-01-18 | 京东方科技集团股份有限公司 | 柔性薄膜贴合与剥离方法、柔性基板制备方法、衬底基板 |
CN106066550A (zh) * | 2016-07-28 | 2016-11-02 | 武汉华星光电技术有限公司 | 液晶显示器、液晶显示面板及其制备方法 |
CN107742618B (zh) * | 2017-10-24 | 2020-07-03 | 京东方科技集团股份有限公司 | 柔性面板的制备方法、柔性面板及显示装置 |
CN111357111A (zh) * | 2017-12-04 | 2020-06-30 | 深圳市柔宇科技有限公司 | 柔性基板及其制造方法 |
CN108595043B (zh) * | 2018-03-20 | 2021-11-05 | 黄石瑞视光电技术股份有限公司 | 一种适于低压环境的触摸屏及其制造方法 |
CN108898953B (zh) * | 2018-07-04 | 2020-12-22 | 京东方科技集团股份有限公司 | 柔性显示面板的制备方法、柔性显示面板和显示装置 |
CN111078063A (zh) * | 2018-10-19 | 2020-04-28 | 昆山工研院新型平板显示技术中心有限公司 | 一种触控传感器及其制备方法 |
CN110112192B (zh) * | 2019-04-29 | 2021-07-13 | 云谷(固安)科技有限公司 | 一种有机发光显示模组及电子设备 |
CN110491295B (zh) * | 2019-08-26 | 2020-07-17 | 苹果公司 | 织物覆盖的电子设备中的显示器 |
CN111352266B (zh) * | 2020-04-08 | 2023-01-24 | 深圳市华星光电半导体显示技术有限公司 | 显示面板的制备方法 |
CN111653593B (zh) * | 2020-06-12 | 2022-12-13 | 京东方科技集团股份有限公司 | 一种显示面板及其制作方法、显示装置 |
CN113009731A (zh) * | 2021-02-23 | 2021-06-22 | 北京京东方传感技术有限公司 | 柔性显示模组及其制作方法、显示装置 |
CN113658741B (zh) * | 2021-07-26 | 2023-06-30 | 哈尔滨工业大学(深圳) | 连接结构体及其制备方法和柔性器件 |
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