CN207800610U - A kind of array substrate and display panel - Google Patents

Abstract

This application provides a kind of array substrate and display panels, are related to display technology field.The application forms the second pixel defining layer in the first pixel defining layer between adjacent rows subpixel area, multiple first grooves are provided in second pixel defining layer, it is provided with the second groove between two neighboring first groove, the first opening is provided on the first groove side adjacent with subpixel area, the second groove is provided with the second opening on the side adjacent with subpixel area.When subsequently printing luminescent layer, directly luminescent material is instilled into the first groove, first opening can flow into luminescent material in the subpixel area being connected to the first groove, also luminescent material can be instilled into the second groove, it is flowed into the subpixel area being connected to the second groove by the second opening, by changing the structure of pixel defining layer, print resolution is improved under the premise of not changing existing equipment, reduces the difficulty of printing technology.

Description

A kind of array substrate and display panel

Technical field

The utility model is related to display technology fields, more particularly to a kind of array substrate and display panel.

Background technology

OLED (Organic Light Emitting Diode, organic electroluminescence device), which has, actively to shine, is highlighted Degree, high contrast, ultra-thin, low-power consumption, can flexibility and operating temperature range it is wide many advantages, such as, it has also become great competitiveness With the next-generation display technology of development prospect.

The production method of OLED display panel includes two kinds at present, the first is vapor deposition mode, and vapor deposition mode may be implemented The making of the full-color products of OLED, and high resolution ratio can be corresponded to, but stock utilization is low, large-sized display panel is wanted It is made using the mode of white light plus color film；Second is inkjet printing mode, and stock utilization is high, can be made large-sized complete Color display panel.

But OLED display panel is made using inkjet printing mode, it is limited, is not allowed by droplet volume and printing precision It easily realizes the high resolution printed of small-medium size, if to improve print resolution, needs to carry out prodigious change to printing device Into, and equipment fluctuation of service, the difficulty of printing technology are higher.

Utility model content

The application provides a kind of array substrate and display panel, to solve in a manner of existing inkjet printing, print resolution Relatively low, printing technology the higher problem of difficulty.

To solve the above-mentioned problems, this application discloses a kind of array substrates, including：Underlay substrate is formed in the lining The underlay substrate is divided into multiple sons by the electrode layer on substrate and the first pixel defining layer, first pixel defining layer Pixel region；

It is formed with the second pixel defining layer in the first pixel defining layer between adjacent rows subpixel area, described It is provided with multiple first grooves in two pixel defining layers, is provided with the second groove between two neighboring first groove, described first Groove is provided with the first opening on the side adjacent with the subpixel area, for distinguishing the subpixel area of same color It is connected to first groove, second groove is provided with the second opening on the side adjacent with the subpixel area, uses In the subpixel area of same color is connected to second groove respectively, the subpixel area of the first groove connection Color is different from the color of subpixel area that second groove is connected to, and described in the second pixel defining layer of adjacent rows One groove stagger setting along the line direction of the subpixel area.

Preferably, line direction of second groove in the second pixel defining layer of adjacent rows along the subpixel area Upper stagger setting.

Preferably, the side wall being made up of second pixel defining layer between first groove and second groove Separate, second groove by described two side walls and be arranged described two side wall sides adjacents second opening constitute, institute The second opening is stated for the subpixel area of the first color to be connected to second groove.

Preferably, second groove side adjacent with subpixel area is provided with second pixel defining layer, institute It states the second opening to be arranged in second pixel defining layer of adjacent with subpixel area side setting, for by the The subpixel area of one color is connected to second groove.

Preferably, in second pixel defining layer of adjacent rows, wherein in the second pixel defining layer of a line One groove is connected to the subpixel area of the second color, the first groove in the second pixel defining layer of another row and third color Subpixel area is connected to.

Preferably, it is both provided with the second pixel circle in the first pixel defining layer between two row subpixel area of arbitrary neighborhood Given layer.

Preferably, the first groove in the second pixel defining layer of odd-numbered line and the second groove location are in the subpixel area Column direction on alignment setting respectively, the first groove and the second groove location in the second pixel defining layer of even number line are in the son Alignment setting respectively on the column direction of pixel region.

Preferably, the first groove in the second pixel defining layer of the odd-numbered line and the second pixel defining layer of the even number line On the first groove be staggered along the line direction of the subpixel area setting of 2 subpixel areas；The second picture of the odd-numbered line Element defines the second groove on layer with the second groove in the second pixel defining layer of the even number line along the subpixel area Be staggered 2 subpixel area settings on line direction.

Preferably, the number of the subpixel area for the second color being connected to each first groove is 4, and each The number of the subpixel area of the third color of first groove connection is 4, the be connected to each second groove The number of the subpixel area of one color is 2.

Preferably, first pixel defining layer and second pixel defining layer are structure as a whole.

Preferably, the distance of first bottom portion of groove to the underlay substrate is equal to first pixel defining layer top table Face to the underlay substrate distance.

To solve the above-mentioned problems, disclosed herein as well is a kind of display panels, including above-mentioned array substrate.

Compared with prior art, the application includes following advantages：

The structure that layer is defined using two-layer pixel, shape in the first pixel defining layer between adjacent rows subpixel area At the second pixel defining layer, it is provided with multiple first grooves in the second pixel defining layer, is arranged between two neighboring first groove There are the second groove, the first groove to be provided with the first opening on the side adjacent with subpixel area, is used for the son of same color Pixel region is connected to the first groove respectively, and the second opening is provided on the second groove side adjacent with subpixel area, is used In the subpixel area of same color is connected to the second groove respectively, the color of the subpixel area of the first groove connection and the The color of the subpixel area of two grooves connection is different.When subsequently printing luminescent layer, instills and correspond to directly into the first groove The luminescent material of corresponding color can be flowed into the subpixel area being connected to the first groove by the luminescent material of color, the first opening It is interior, the luminescent material different from the luminescent material color instilled in the first groove can be also instilled into the second groove, pass through second Opening flows into the subpixel area being connected to the second groove, and by changing the structure of pixel defining layer, in printing, setting exists The subpixel area of adjacent rows can be completed to print by an ink-jet, and printing is improved under the premise of not changing existing equipment Resolution ratio reduces the difficulty of printing technology.

Description of the drawings

Fig. 1 shows a kind of structural schematic diagram of array substrate of the embodiment of the present application；

Fig. 2 shows array substrates shown in FIG. 1 along section A-A ' partial sectional view；

Fig. 3 shows array substrate shown in FIG. 1 along section B-B ' partial sectional view；

Fig. 4 shows partial sectional view of the array substrate shown in FIG. 1 along section C-C '；

Fig. 5 shows the structural schematic diagram of another array substrate of the embodiment of the present application；

Fig. 6 shows partial sectional view of the array substrate shown in fig. 5 along section D-D '；

Fig. 7 shows a kind of flow chart of the production method of array substrate of the embodiment of the present application；

Fig. 8 shows a kind of flow chart of the production method of display panel of the embodiment of the present application.

Specific implementation mode

In order to make the above objects, features, and advantages of the present application more apparent, below in conjunction with the accompanying drawings and it is specific real Applying mode, the present application will be further described in detail.

Embodiment one

Fig. 1 is a kind of structural schematic diagram of array substrate of the embodiment of the present application, and Fig. 2 is array substrate edge shown in FIG. 1 Section A-A ' partial sectional view, Fig. 3 be array substrate shown in FIG. 1 along section B-B ' partial sectional view.

In conjunction with shown in Fig. 1, Fig. 2 and Fig. 3, the embodiment of the present application provides a kind of array substrate, including：Underlay substrate 100, The electrode layer 101 being formed on underlay substrate 100 and the first pixel defining layer 102, the first pixel defining layer 102 is by underlay substrate 100 are divided into multiple subpixel areas 103；The first pixel between at least two row adjacent rows subpixel areas 103 defines It is formed with the second pixel defining layer 104 on layer 102, multiple first grooves 111 are provided in the second pixel defining layer 104, it is adjacent The second groove 112 is provided between two the first grooves 111, the first groove 111 is set on the side adjacent with subpixel area 103 It is equipped with the first opening 113, for the subpixel area 103 of same color to be connected to the first groove 111 respectively, the second groove It is provided with the second opening 114 on 112 sides adjacent with subpixel area 103, is used for the subpixel area 103 of same color It is connected to respectively with the second groove 112, the color of the subpixel area 103 of the first groove 111 connection is connected to the second groove 112 The color of subpixel area 103 is different, and the first groove 111 in the second pixel defining layer 104 of adjacent rows is along subpixel area Stagger setting on 103 line direction.

It should be noted that the second groove in Fig. 1 is both sides setting the only adjacent with the second groove in the first groove Two pixel defining layers, and in the second groove except other both sides (both sides i.e. adjacent with subpixel area) of above-mentioned both sides are not provided with Second pixel defining layer is to formation.Second opening 114 can be regarded as：Be not arranged the second pixel defining layer it is above-mentioned other The region that both sides are constituted.

As shown in Figure 1, the row of the second groove 112 in the second pixel defining layer 104 of adjacent rows along subpixel area 103 Stagger setting on direction.

Wherein it is possible to the second pixel defining layer 104 only is formed in the first pixel defining layer 102 of adjacent rows, for example, Shape in the first pixel defining layer 102 between the first row subpixel area 103 and the second row subpixel area 103 in Fig. 1 At the second pixel defining layer 104, and the first picture between the second row subpixel area 103 and the third line subpixel area 103 Element, which defines, also forms the second pixel defining layer 104 on layer 102, the first pixel between remaining adjacent rows subpixel area 103 The second pixel defining layer 104 can not be formed by defining on layer 102, it is of course also possible to form the second pixel defining layer 104.

Fig. 4 is partial sectional view of the array substrate shown in FIG. 1 along section C-C '.

In conjunction with Fig. 1 and Fig. 4, it is made up of the second pixel defining layer 104 between the first groove 111 and the second groove 112 (side wall a and side wall b) in such as Fig. 4 are separated side wall, and the second groove 112 is by two side walls and is arranged in two side walls sides adjacent The second opening 114 constitute, the second opening 114 is for the subpixel area 103 of the first color to be connected to the second groove 112.

As shown in Figure 1, the second pixel defining layer is not arranged for the second groove 112 two side adjacent with subpixel area 103 104, to save material.That is, in the second groove 112 of adjacent rows subpixel area 103, with two sub- pictures Second pixel defining layer 104 is not set in the first adjacent pixel defining layer 102 of plain region 103, in the second groove 112 directly Instill luminescent material, luminescent material can be flowed into two subpixel areas 103, though with two subpixel areas 103 Remain luminescent material in the first adjacent pixel defining layer 102, but display panel is to control the material that shines by electrode layer 101 Material shines, and remaining luminescent material is not contacted with electrode layer 101 in the first pixel defining layer 102, therefore, does not influence display surface Plate shines.

With reference to Fig. 5, the structural schematic diagram of another array substrate of the embodiment of the present application is shown.

Array substrate shown in fig. 5 and array substrate shown in FIG. 1 the difference is that, the structure of the second groove 112 It is different.

As shown in figure 5, the second groove 112 side adjacent with subpixel area 103 is provided with the second pixel defining layer 104, the second opening 114 is arranged in the second pixel defining layer 104 of the side setting adjacent with subpixel area 103, is used for The subpixel area 103 of first color is connected to the second groove 112.

With reference to Fig. 6, partial sectional view of the array substrate shown in fig. 5 along section D-D ' is shown.

At the position of the second groove 112, the second pixel defining layer 104 is provided in the first pixel defining layer 102, The second groove 112 is formed in two pixel defining layers 104, and the second opening 114 is also formed in the second pixel defining layer 104, the Two openings 114 are arranged in the second pixel defining layer 104 of the side setting adjacent with subpixel area 103.

In array substrate shown in Fig. 5, the material that shines is printed into the subpixel area 103 being connected to the second groove 112 When material, luminescent material is instilled into the second groove 112, luminescent material is flowed into corresponding subpixel area 103 by the second opening 114 It is interior.

As shown in Figure 1 and Figure 5, in the second pixel defining layer of adjacent rows 104, wherein the second pixel defining layer of a line The first groove 111 on 104 is connected to the subpixel area 103 of the second color, and in the second pixel defining layer of another row 104 One groove 111 is connected to the subpixel area 103 of third color.

In order to distinguish the subpixel area of different colours, the subpixel area of the first color can be indicated with 103A, the The subpixel area of second colors indicates that the subpixel area of third color is indicated with 103C with 103B.

For example, in the second pixel defining layer of the first row 104 in Fig. 1 and Fig. 5, the first groove 111 and the second color Subpixel area 103B is connected to, in second the second pixel defining layer of row 104, the sub-pixel area of the first groove 111 and third color Domain 103C is connected to.

Wherein, the first color, the second color and third color are all different, and can have following several different distribution of color Mode, the first distribution of color mode are：First color is blue, and the second color is red, third color is green；Second Distribution of color mode is：First color is blue, and the second color is green, third color is red；The third distribution of color side Formula is：First color is red, and the second color is blue, third color is green；4th kind of distribution of color mode be：First face Color is red, and the second color is green, third color is blue；5th kind of distribution of color mode be：First color is green, the Second colors are red, third color is blue；6th kind of distribution of color mode be：First color is green, and the second color is indigo plant Color, third color are red.

In a kind of preferred embodiment of the application, the first pixel circle between two row subpixel area 103 of arbitrary neighborhood The second pixel defining layer 104 is both provided in given layer 102.It is recessed by the way that first is arranged in the second all pixel defining layers 104 The opening of slot 111 and first 113, when printing luminescent material, as long as instilling luminescent material in the first groove 111, so that it may pass through First opening 113 flows into luminescent material in the subpixel area being connected to the first groove 111, directly in the first groove 111 The inkjet printing of the subpixel area 103 of adjacent rows is completed, print resolution is improved, reduces the difficulty of printing technology.

In the embodiment of the present application, the first groove 111 and the second groove 112 in the second pixel defining layer of odd-numbered line 104 Alignment is arranged respectively on the column direction of subpixel area 103 for position, the first groove in the second pixel defining layer of even number line 104 111 and 112 position of the second groove on the column direction of subpixel area 103 respectively alignment setting.

That is, in array substrate, 111 position of the first groove in the second pixel defining layer of odd-numbered line 104 is in son Setting is aligned on the column direction of pixel region 103,112 position of the second groove in the second pixel defining layer of odd-numbered line 104 is in son Setting is aligned on the column direction of pixel region 103；111 position of the first groove in the second pixel defining layer of even number line 104 is in son Setting is aligned on the column direction of pixel region 103,112 position of the second groove in the second pixel defining layer of even number line 104 is in son Setting is aligned on the column direction of pixel region 103.

For example, in Fig. 1 and Fig. 5, in the second pixel defining layer of the first row 104 and the second pixel defining layer of the third line 104 The first groove 111 setting, the second pixel defining layer of the first row 104 and third are aligned on the column direction of subpixel area 103 The second groove 112 in the second pixel defining layer of row 104 is aligned setting on the column direction of subpixel area 103；Second row The first groove 111 in two pixel defining layers 104 and the second pixel defining layer of fourth line 104 is in the row side of subpixel area 103 Alignment is arranged upwards, the second groove 112 in second the second pixel defining layer of row 104 and the second pixel defining layer of fourth line 104 Setting is aligned on the column direction of subpixel area 103.

Wherein, the first groove 111 and the second pixel defining layer of even number line 104 in the second pixel defining layer of odd-numbered line 104 On be staggered along the line direction of subpixel area 103 2 subpixel areas 103 of the first groove 104 be arranged；The second picture of odd-numbered line Element defines the second groove 112 on layer 104 with the second groove 112 in the second pixel defining layer of even number line 104 along sub-pixel area 2 subpixel areas 103 that are staggered on the line direction in domain 103 are arranged.

For example, in Fig. 1 and Fig. 5, the first groove 111 in the second pixel defining layer of the first row 104 and the second row second Between the first groove 111 in pixel defining layer 104, two subpixel areas 103 that are staggered are arranged, and are the son of the second color respectively The subpixel area 103C of pixel region 103B and third color；The second groove 112 in the second pixel defining layer of the first row 104 Between the second groove 112 in second the second pixel defining layer of row 104, two subpixel areas 103 that are staggered are arranged, and are respectively The subpixel area 103B of the second color and subpixel area 103C of third color.

As shown in Figure 1 and Figure 5, the number of the subpixel area 103B for the second color being connected to each first groove 111 It it is 4, the number of the subpixel area 103C for the third color being connected to each first groove 111 is 4, recessed with each second The number of the subpixel area 103A for the first color that slot 112 is connected to is 2.

Therefore, when being printed, each first groove 111 corresponds to a nozzle, and each second groove 112 corresponds to one Nozzle can be by second by the first opening 113 when printing the second colour light emitting material into the first groove 111 by nozzle Colour light emitting material flows into the subpixel area 103B of 4 the second colors；By nozzle third is printed into the first groove 111 When colour light emitting material, third colour light emitting material can be flowed into the sub-pixel area of 4 third colors by the first opening 113 In the 103C of domain；The first colour light emitting material is printed into the second groove 112 by nozzle, it can be by the first colour light emitting material flow In the subpixel area 103A for entering 2 the first colors.

And for the second groove 112 shown in FIG. 1, the larger nozzle of volume can be used, by the first colour light emitting material one Rise instill the second groove 112, two the first colors corresponding with the second groove 112 subpixel area 103A in, the second groove The first colour light emitting material in 112 can flow to the subpixel area of two adjacent the first colors by the second opening 114 In 103A, even if remaining luminescent material in the second groove 112, shining for display panel is nor affected on.

For the second groove 112 shown in fig. 5, the first colour light emitting material is instilled in the second groove 112 using nozzle, First colour light emitting material is flowed into the subpixel area 103A of 2 the first colors by the second opening 114.

In the prior art, include multiple nozzles arranged side by side, each column for the ink jet printing device of inkjet printing Pixel region corresponds to a nozzle, so the quantity of nozzle is equal to the quantity of a line subpixel area, when printing, passes through mobile spray Mouth realizes the printing of all subpixel areas.For high PPI (Pixels Per Inch, per inch number of pixels) product and Speech, the pixel density of this product is big, and when causing inkjet printing, the arrangement of row's nozzle of used ink jet printing device is close Degree is also big, causes ink jet printing device to make difficult.And the array substrate in the embodiment of the present application is beaten when carrying out inkjet printing The nozzle quantity for printing the second colour light emitting material is the 1/4 of script quantity, and the nozzle quantity of printing third colour light emitting material is The 1/4 of script quantity, and the nozzle quantity for printing the first colour light emitting material is the 1/2 of script quantity, by reducing nozzle number Amount, to reduce ink jet printing device manufacture difficulty.

In addition, instilling the printing that luminescent material achieves that 4 subpixel areas in the first groove 111, printing is convenient, And first groove 111 area it is larger, printing precision can be improved；Moreover, once can print two first in the second groove 112 The subpixel area of color further reduced printing difficulty, improve print resolution.

In the embodiment of the present application, the first pixel defining layer 102 and the second pixel defining layer 104 are structure as a whole, i.e., and One pixel defining layer 102 and the second pixel defining layer 104 are completed by a patterning processes；It is of course also possible to pass through composition work Skill is initially formed the first pixel defining layer 102, uses patterning processes to form the second pixel circle again in the first pixel defining layer 102 Given layer 104.

In the embodiment of the present application, as shown in Fig. 2, the distance d1 of 111 bottom of the first groove to underlay substrate 100 is more than the One pixel defining layer, 102 top surface to underlay substrate 100 distance d2, that is to say, that the first groove 111 do not run through the second pixel Define layer 104.

In a kind of preferred embodiment of the application, the distance of 111 bottom of the first groove to underlay substrate 100 is equal to first 102 top surface of pixel defining layer to underlay substrate 100 distance, that is to say, that the first groove 111 can run through the second pixel circle Given layer 104.

Wherein, 102 top surface of the first pixel defining layer refers to, far from the surface of electrode layer 101, the first groove 111 being set It is set to and runs through the second pixel defining layer 104, do not run through the second pixel defining layer 104 relative to the first groove 111, manufacture craft is difficult It spends relatively low.

Wherein, the thickness of the first pixel defining layer 102 isExtremelyThe thickness of second pixel defining layer 104 Degree is 1.5 μm to 2 μm.

In the embodiment of the present application, the structure that layer is defined using two-layer pixel, between adjacent rows subpixel area The second pixel defining layer is formed in first pixel defining layer, is provided with multiple first grooves in the second pixel defining layer, adjacent two The second groove is provided between a first groove, the first groove is provided with the first opening on the side adjacent with subpixel area, For the subpixel area of same color to be connected to the first groove respectively, on the second groove side adjacent with subpixel area It is provided with the second opening, for the subpixel area of same color to be connected to the second groove respectively, the son of the first groove connection The color of pixel region is different from the color for the subpixel area that the second groove is connected to.When subsequently printing luminescent layer when, directly to The luminescent material of corresponding color is instilled in first groove, the first opening can be recessed by the inflow of the luminescent material of corresponding color and first In the subpixel area of slot connection, it can also be instilled into the second groove different from the luminescent material color instilled in the first groove Luminescent material is flowed by the second opening in the subpixel area being connected to the second groove, by the knot for changing pixel defining layer Structure, in printing, the subpixel area being arranged in adjacent rows can be completed to print by an ink-jet, not change existing set Print resolution is improved under the premise of standby, reduces the difficulty of printing technology.

Embodiment two

The embodiment of the present application also provides a kind of display panel, which includes battle array shown in any width of Fig. 1 to Fig. 6 Row substrate.

The description of embodiment one is referred to about the specific descriptions of array substrate, the embodiment of the present application is no longer superfluous to this It states.

In the embodiment of the present application, display panel further includes the luminescent layer being formed in subpixel area 103, passes through ink-jet Printing, forms the first luminescent layer, in the subpixel area 103B of the second color in the subpixel area 103A of the first color The second luminescent layer is formed, forms third luminescent layer in the subpixel area 103C of third color.

In the embodiment of the present application, which includes array substrate, the structure of layer is defined using two-layer pixel, in phase The second pixel defining layer is formed in the first pixel defining layer between adjacent two row subpixel areas, is arranged in the second pixel defining layer There are multiple first grooves, the second groove is provided between two neighboring first groove, the first groove is adjacent with subpixel area The first opening is provided on side, for the subpixel area of same color be connected to the first groove respectively, the second groove and Subpixel area is provided with the second opening on adjacent side, for by the subpixel area of same color respectively with the second groove The color of connection, the subpixel area of the first groove connection is different from the color for the subpixel area that the second groove is connected to.When after When continuous printing luminescent layer, the luminescent material of corresponding color is instilled directly into the first groove, the first opening can be by corresponding color Luminescent material flow into the subpixel area that is connected to the first groove, can also instill into the second groove and be dripped in the first groove The different luminescent material of the luminescent material color that enters is flowed by the second opening in the subpixel area being connected to the second groove, By changing the structure of pixel defining layer, in printing, the subpixel area being arranged in adjacent rows can be by an ink-jet Printing is completed, print resolution is improved under the premise of not changing existing equipment, reduces the difficulty of printing technology.

Embodiment three

With reference to Fig. 7, shows a kind of flow chart of the production method of array substrate of the embodiment of the present application, can specifically wrap Include following steps：

Step 701, electrode layer is formed on underlay substrate.

In the embodiment of the present application, electrode layer 101 is formed on underlay substrate 100.

Wherein, electrode layer 101 is generally anode layer, and material is ITO (Indium Tin Oxide, tin indium oxide)；Lining Substrate 100 can be glass substrate, quartz base plate, metal substrate, resin substrate etc..

Step 702, the first pixel defining layer is formed on the electrode layer.

In the embodiment of the present application, on electrode layer 101 the first pixel defining layer 102 is formed by patterning processes.

Specifically, first depositing the first pixel defining layer film in electrode layer 101, structure is used to the first pixel defining layer film Figure technique forms the first pixel defining layer 102.Wherein, underlay substrate 100 is divided into multiple sub- pictures by the first pixel defining layer 102 Plain region 103.

Step 703, the second pixel defining layer is formed in the first pixel defining layer between adjacent rows subpixel area.

In the embodiment of the present application, it is formed in the first pixel defining layer 102 between adjacent rows subpixel area 103 Second pixel defining layer 104.

Specifically, the second pixel defining layer film is first deposited in the first pixel defining layer 102, to the second pixel defining layer Film forms the second pixel defining layer 104 using patterning processes.

In a kind of preferred embodiment of the application, the first pixel defining layer 102 and the second pixel defining layer 104 pass through one Secondary patterning processes are formed, and pixel deposition defines layer film, then patterning processes are used once to form 102 He of the first pixel defining layer Second pixel defining layer 104, can simplification of flowsheet.

Step 704, multiple first grooves are formed in second pixel defining layer.

In the embodiment of the present application, in the second pixel defining layer 104, etching technics can be used and form multiple first grooves 111, it is of course also possible to use other techniques form the first groove 111, the embodiment of the present application is without limitation.

Wherein, it is provided with the second groove 112 between two neighboring first groove 111.

Step 705, the first opening is formed in first groove side adjacent with the subpixel area, it will be same The subpixel area of color is connected to first groove respectively.

In the embodiment of the present application, the first opening is formed in the first groove 111 side adjacent with subpixel area 103 113, the subpixel area 103 of same color is connected to the first groove 111 respectively.

Step 706, the second opening is formed in second groove side adjacent with the subpixel area, it will be same The subpixel area of color is connected to second groove respectively.

In the embodiment of the present application, the second opening is formed in the second groove 112 side adjacent with subpixel area 103 114, the subpixel area 103 of same color is connected to the second groove 112 respectively.

Wherein, the sub-pixel area that the color of the subpixel area 103 of the first groove 111 connection is connected to the second groove 112 The color in domain 103 is different, and the first groove 111 in the second pixel defining layer 104 of adjacent rows is along the row side of subpixel area 103 Upward stagger setting.

In the embodiment of the present application, electrode layer is formed on underlay substrate, and the first pixel defining layer is formed on electrode layer, The second pixel defining layer is formed in the first pixel defining layer between adjacent rows subpixel area, in the second pixel defining layer It is upper to form multiple first grooves, the first opening is formed in the first groove side adjacent with subpixel area, by same color Subpixel area be connected to respectively with the first groove, form the second opening in the second groove side adjacent with subpixel area, The subpixel area of same color to be connected to the second groove respectively.When subsequently printing luminescent layer, directly to the first groove The interior luminescent material for instilling corresponding color, what the inflow of the luminescent material of corresponding color can be connected to by the first opening with the first groove In subpixel area, the luminous material different from the luminescent material color instilled in the first groove can be also instilled into the second groove Material is flowed into the subpixel area being connected to the second groove by the second opening, by changing the structure of pixel defining layer, is being beaten When print, the subpixel area being arranged in adjacent rows can be completed to print by an ink-jet, before not changing existing equipment Raising print resolution is put, the difficulty of printing technology is reduced.

Example IV

With reference to Fig. 8, shows a kind of flow chart of the production method of display panel of the embodiment of the present application, can specifically wrap Include following steps：

Step 801, array basal plate is provided.

In the embodiment of the present application, array substrate array substrate as shown in any width in Fig. 1 to Fig. 6, about battle array The specific descriptions of row substrate can refer to the description of embodiment one.

Step 802, the luminescent material that corresponding color is instilled into the first groove, to be open corresponding color by first Luminescent material flows into the subpixel area being connected to first groove.

In the embodiment of the present application, the luminescent material that corresponding color is instilled into the first groove 111, to pass through the first opening 113 flow into the luminescent material of corresponding color in the subpixel area 103 being connected to the first groove 111.

Wherein, luminescent material is a kind of liquid organic material, and luminescent material flows into subpixel area 103, when luminous material After material is dry, luminescent layer can be formed, certain luminescent material can also be inorganic material, such as quantum dot.

Due to the characteristic close of each subpixel area, self-balancing is realized under the action of surface tension, allows luminescent material It is uniformly distributed in each subpixel area；When luminescent material is dried to form luminescent layer, the hair in each subpixel area Photosphere is also equally distributed, even if small difference is distributed in the luminescent layer in each subpixel area, can also pass through One pixel defining layer is modified.

Wherein, the subpixel area 103B of the first groove 111 and the second color in the second pixel defining layer of odd-numbered line 104 It is connected to, the first groove 111 in the second pixel defining layer of even number line 104 is connected to the subpixel area 103C of third color.

In a kind of preferred embodiment of the application, is instilled in the first groove in the second pixel defining layer of odd-numbered line Second colors luminescent material, to be flowed into the second colour light emitting material by the first opening of the first groove of the odd-numbered line In the subpixel area of second color, the second luminescent layer is formed；It is dripped in the first groove in the second pixel defining layer of even number line Enter third colour light emitting material, to be open the third colour light emitting material by the first of the first groove of the even number line It flows into the subpixel area of third color, forms third luminescent layer.

The second colour light emitting material is instilled in the first groove 111 in the second pixel defining layer of odd-numbered line 104, by strange Second colour light emitting material is flowed into the subpixel area 103B of the second color by the first opening 113 of several rows of the first groove 111 It is interior, form the second luminescent layer after dry；Third face is instilled in the first groove 111 in the second pixel defining layer of even number line 104 Third colour light emitting material is flowed into third color by color luminescent material by the first opening 113 of the first groove 111 of even number line Subpixel area 103C in, form third luminescent layer after dry.

Step 803, different from the luminescent material color instilled in first groove shine is instilled into the second groove Material, to be open the luminescent material inflow different from the luminescent material color instilled in first groove and institute by second In the subpixel area for stating the connection of the second groove.

In the embodiment of the present application, the luminescent material color for instilling into the second groove 112 and being instilled in the first groove 111 Different luminescent material, by the second opening 114 by the luminous material different from the luminescent material color instilled in the first groove 111 Stream enters in the subpixel area 103 being connected to the second groove 112.

The larger nozzle of volume can be used in array substrate as shown in Figure 1, and the first colour light emitting material is instilled together Two grooves 112, two the first colors corresponding with the second groove 112 subpixel area 103A in, in the second groove 112 One colour light emitting material can be flowed to by the second opening 114 in the subpixel area 103A of two adjacent the first colors, be done The first luminescent layer can be formed after dry.

First colour light emitting material is instilled in the second groove 112 using nozzle, is passed through by array substrate as shown in Figure 5 Second opening 114 flows into the first colour light emitting material in the subpixel area 103A of 2 the first colors, and the can be formed after dry One luminescent layer.

It should be noted that the sequence of step 802 and step 803 can require to be adjusted accordingly according to actual process It is whole.

In the embodiment of the present application, array basal plate is provided, the luminescent material of corresponding color is instilled into the first groove, with The luminescent material of corresponding color is flowed into the subpixel area being connected to the first groove by the first opening, into the second groove The different luminescent material of luminescent material color for instilling and being instilled in the first groove, with by second be open will in the first groove The luminescent material that the luminescent material color of instillation is different flows into the subpixel area being connected to the second groove.By changing pixel The structure for defining layer, in printing, the subpixel area being arranged in adjacent rows can be completed to print by an ink-jet, not Print resolution is improved under the premise of changing existing equipment, reduces the difficulty of printing technology.

For each method embodiment above-mentioned, for simple description, therefore it is all expressed as a series of combination of actions, but Be those skilled in the art should understand that, the application is not limited by the described action sequence because according to the application, certain A little steps can be performed in other orders or simultaneously.Secondly, it those skilled in the art should also know that, is retouched in specification The embodiment stated belongs to preferred embodiment, necessary to involved action and module not necessarily the application.

Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with The difference of other embodiment, the same or similar parts between the embodiments can be referred to each other.

Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning Covering non-exclusive inclusion, so that process, method, commodity or equipment including a series of elements include not only that A little elements, but also include other elements that are not explicitly listed, or further include for this process, method, commodity or The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged Except there is also other identical elements in process, method, commodity or the equipment including the element.

Above to a kind of array substrate provided by the utility model and display panel, it is described in detail, herein Specific case is applied to be expounded the principles of the present invention and embodiment, the explanation of above example is only intended to Help understands the method and its core concept of the utility model；Meanwhile for those of ordinary skill in the art, according to this practicality Novel thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification is not answered It is construed as a limitation of the present invention.

Claims (12)

1. a kind of array substrate, which is characterized in that including：Underlay substrate, the electrode layer being formed on the underlay substrate and The underlay substrate is divided into multiple subpixel areas by one pixel defining layer, first pixel defining layer；

The second pixel defining layer, second picture are formed in the first pixel defining layer between adjacent rows subpixel area Element defines and is provided with multiple first grooves on layer, and the second groove, first groove are provided between two neighboring first groove The first opening is provided on the side adjacent with the subpixel area, for by the subpixel area of same color respectively with institute The connection of the first groove is stated, second groove is provided with the second opening on the side adjacent with the subpixel area, and being used for will The subpixel area of same color is connected to second groove respectively, the color of the subpixel area of the first groove connection Different from the color of subpixel area of second groove connection, described first in the second pixel defining layer of adjacent rows is recessed Slot stagger setting along the line direction of the subpixel area.

2. array substrate according to claim 1, which is characterized in that described in the second pixel defining layer of adjacent rows Two grooves stagger setting along the line direction of the subpixel area.

3. array substrate according to claim 1, which is characterized in that lead between first groove and second groove It crosses the side wall that second pixel defining layer is constituted to separate, be made of second pixel defining layer two of second groove Side wall and the second opening being arranged in described two side wall sides adjacents are constituted, and second opening is for by the son of the first color Pixel region is connected to second groove.

4. array substrate according to claim 1, which is characterized in that second groove it is adjacent with subpixel area one Side is provided with second pixel defining layer, and second opening is arranged in the side setting adjacent with the subpixel area In second pixel defining layer, for the subpixel area of the first color to be connected to second groove.

5. array substrate according to claim 3 or 4, which is characterized in that defined in second pixel of adjacent rows In layer, the first groove wherein in the second pixel defining layer of a line is connected to the subpixel area of the second color, another row second The first groove in pixel defining layer is connected to the subpixel area of third color.

6. according to the array substrate described in any one of claim 1-4, which is characterized in that two row sub-pixel area of arbitrary neighborhood It is both provided with the second pixel defining layer in the first pixel defining layer between domain.

7. array substrate according to claim 6, which is characterized in that the first groove in the second pixel defining layer of odd-numbered line Alignment is arranged respectively on the column direction of the subpixel area with the second groove location, in the second pixel defining layer of even number line The alignment setting respectively on the column direction of the subpixel area of first groove and the second groove location.

8. array substrate according to claim 7, which is characterized in that first in the second pixel defining layer of the odd-numbered line The first groove in groove and the second pixel defining layer of the even number line is staggered 2 sons along the line direction of the subpixel area Pixel region is arranged；On the second groove and the second pixel defining layer of the even number line in the second pixel defining layer of the odd-numbered line The second groove be staggered along the line direction of the subpixel area setting of 2 subpixel areas.

9. array substrate according to claim 5, which is characterized in that the second color being connected to each first groove The number of subpixel area be 4, the number of the subpixel area for third color be connected to each first groove is 4 A, the number of the subpixel area for the first color being connected to each second groove is 2.

10. array substrate according to claim 1, which is characterized in that first pixel defining layer and second picture Element defines layer and is structure as a whole.

11. array substrate according to claim 1, which is characterized in that first bottom portion of groove to the underlay substrate Distance be equal to the first pixel defining layer top surface to the underlay substrate distance.

12. a kind of display panel, which is characterized in that include the array substrate as described in any one of claim 1 to 11.