CN106634765A - Black sealing compound and LCD (liquid crystal display) special-shaped screen, and manufacturing method thereof - Google Patents
Black sealing compound and LCD (liquid crystal display) special-shaped screen, and manufacturing method thereof Download PDFInfo
- Publication number
- CN106634765A CN106634765A CN201611169353.XA CN201611169353A CN106634765A CN 106634765 A CN106634765 A CN 106634765A CN 201611169353 A CN201611169353 A CN 201611169353A CN 106634765 A CN106634765 A CN 106634765A
- Authority
- CN
- China
- Prior art keywords
- black
- lcd
- sealing compound
- allyl
- prepolymer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J167/00—Adhesives based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Adhesives based on derivatives of such polymers
- C09J167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
-
- 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
-
- 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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/206—Applications use in electrical or conductive gadgets use in coating or encapsulating of electronic parts
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Nonlinear Science (AREA)
- Organic Chemistry (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention provides a black sealing compound and an LCD (liquid crystal display) special-shaped screen, and a manufacturing method thereof. The black sealing compound has high adhesive force and high OD (optical density) value, can be used for sealing the fracture notch of the LCD special-shaped screen, and has favorable shading effects. According to the manufacturing method of the LCD special-shaped screen, a cutting mode is adopted to manufacture the LCD special-shaped screen, and the black sealing compound is adopted to seal the LCD special-shaped screen. The prepared LCD special-shaped screen can not generate light leakage at the fracture notch, thereby avoiding the use of the black shading adhesive tape in the subsequent assembly process with the backlight module. Meanwhile, compared with the manufacturing method of the LCD special-shaped screen provided with a special photomask, the manufacturing method provided by the invention is lower in production cost. The LCD special-shaped screen is prepared by using a cutting mode and sealed by the black sealing compound, so that the fracture notch can not generate light leakage, and the LCD special-shaped screen has favorable display quality.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of black sealing compound and LCD abnormity screens and preparation method thereof.
Background technology
Fill as the planes such as the development of Display Technique, liquid crystal display (Liquid Crystal Display, LCD) show
Put because having the advantages that high image quality, power saving, fuselage be thin and applied range, and be widely used in mobile phone, TV, individual number
The various consumption electronic products such as word assistant, digital camera, notebook computer, desktop computer, become the master in display device
Stream.
It is backlight liquid crystal display that liquid crystal indicator on existing market is most of, it include display panels and
Backlight module (backlight module).The operation principle of display panels is put in the middle of the parallel glass substrate of two panels
Liquid crystal molecule is put, there are many tiny electric wires vertically and horizontally in the middle of two panels glass substrate, by whether being powered liquid crystal is controlled
Molecular changes direction, by the light of backlight module generation picture is reflected.
Generally display panels are by color film (CF, Color Filter) substrate, thin film transistor (TFT) (TFT, Thin Film
Transistor) substrate, the liquid crystal (LC, Liquid Crystal) that is sandwiched between color membrane substrates and thin film transistor base plate and close
Sealing frame (Sealant) is constituted, and its moulding process is generally comprised：Leading portion array (Array) processing procedure (film, gold-tinted, etching and stripping
Film), stage casing (drive IC with printing electricity into box (Cell) processing procedure (TFT substrate and CF baseplate-laminatings) and back segment module group assembling processing procedure
Road plate pressing).Wherein, leading portion Array processing procedures mainly form TFT substrate, in order to control the motion of liquid crystal molecule；Stage casing
Cell processing procedures mainly add liquid crystal between TFT substrate and CF substrates；Back segment module group assembling processing procedure mainly drives IC pressings
Rotate with the integration of printed circuit board (PCB), and then driving liquid crystal molecule, display image.
At present, the length-width ratio of most of liquid crystal display on the market is 4:3 or 16:9 rectangular display, both
Ratio is applied by most occasions.But for the display field of some specific uses, it is often necessary to some special length and width
Than or special shape electronic console, such as Medical Instruments, automobile instrument panel, subway train information display screen are this kind of aobvious
Show that the display panels that device is adopted are commonly known as LCD abnormity screens.
At present the preparation method of the LCD abnormity screens of industry mainly has two kinds：First method is by opening up with special
The light shield of shape and size, according to normal production procedure the abnormity screens of the LCD with special requirement are produced.Second method is
The display panels with certain size are first produced, the display panels of required form and size are then cut into, is applied
Upper sealing compound is sealed, and is then connected after circuit part, completes the making of the LCD abnormity screens of required size.
LCD abnormity screen is not in leakage problem obtained in above-mentioned first method, but due to needing to newly open multiple tracks light
Cover, therefore cost intensive, consider from economy, and manufacturer generally adopts second method, i.e., according to unified size and rule
Lattice make display panels, then it are cut and is sealed, and refer to Fig. 1, the cutting processing procedure of the display panels
Usually：The upper and lower polaroid 210,220 of display panels is cut first, and tears unwanted part, afterwards
Upper and lower substrate 110,120 is cut, however, because the line of cut of the upper and lower polaroid 210,220 is usually located at institute
The segment distance of inner side one of the line of cut of upper and lower substrate 110,120 is stated, do not go up during ensureing and cut upper and lower substrate 110,120,
Down polaroid 210,220 is blocked, therefore the edge 300 of the upper and lower polaroid 210,220 obtained after cutting generally will not be with institute
The otch 400 for stating upper and lower substrate 110,120 aligns, but positioned at one section of the inner side of otch 400 of the upper and lower substrate 110,120
Distance, so as to cause the fringe region 500 of obtained LCD abnormity screen 800 due to blocking without upper and lower polaroid 210,220
And light leak is produced, although sealing compound 600 can penetrate into one segment distance of the inside of liquid crystal layer 700 by siphonic effect, due to existing
Some sealing compounds 600 are generally transparent or faint yellow, therefore can not play interception.To solve this problem, generally in institute
State LCD abnormity screen 800 with backlight module be assembled into liquid crystal display when, stick a black shading glue in the bottom of backlight module
Band carries out shading, but stickup required precision of the method to black shading rubber belt is higher, easily occurs that shaded effect is bad to lead
The problem for causing liquid crystal display device light leakage to turn white.
The content of the invention
It is an object of the invention to provide a kind of black sealing compound, with high adhesion force and high OD values, can be used for different to LCD
The section incision of shape screen is sealed, and shaded effect is preferable.
The present invention also aims to provide a kind of preparation method of LCD abnormity screen, obtained LCD abnormity screen is cut in section
Light leak, and low manufacture cost will not be produced at mouthful.
The present invention also aims to provide a kind of LCD abnormity screen, section incision will not produce light leak, display quality compared with
It is good.
A kind of for achieving the above object, black sealing compound of present invention offer, including modified pi-allyl unsaturated polyester resin,
Olefines prepolymer, UV reactivity polyfunctional group acrylic resins, black dyes, ultraviolet initiator and auxiliary additive；Its
In, the mass percent of the modified pi-allyl unsaturated polyester resin is 30%～80%, the matter of the olefines prepolymer
Amount percentage is 10%～30%, and the mass percent of the UV reactivity polyfunctional group acrylic resin is 1%～11%, institute
The mass percent for stating black dyes is 5%～25%, and the mass percent of the ultraviolet initiator is 1%～3%, described
The mass percent of auxiliary additive is 0.5%～2%.
The modified pi-allyl unsaturated polyester resin includes that the polyorganosiloxane resin containing Allyl end groups, allyl ether change
One or more in property unsaturated polyester (UP) and pi-allyl esters of unsaturated carboxylic acids；
The olefines prepolymer includes that butadiene prepolymer, isoprene prepolymer and styrene-butadiene are pre-
One or more in polymer；
The black dyes includes organic black dyes, be shown as black the mixture of multiple color dyestuff, carbon black and
One or more during titanium is black；
UV reactivity polyfunctional group acrylic resin include glycol diacrylate, 2- hydroxy acrylates, three
One or more in hydroxymethyl-propane triacrylate and dipentaerythritol acrylate；
The auxiliary additive include viscosity modifier, silane coupler, interfacial agent and plasticizer in one kind or
It is various；
The photosensitive wave band of the ultraviolet initiator is 300nm～400nm.
The viscosity of the black sealing compound is 1000mPas～50000mPas.
The present invention also provides a kind of preparation method of LCD abnormity screen, including：
Step 1, one display panels of offer, the display panels include the upper substrate being oppositely arranged and lower base
Plate, the liquid crystal layer between the upper substrate and infrabasal plate, it is attached on the upper substrate away from the liquid crystal layer side
Upper polaroid and down polaroid away from the liquid crystal layer side is attached on the infrabasal plate；
The display panels are cut according to required shape and size, is obtained one and be there is section otch
LCD abnormity screens；
Step 2, offer black sealing compound, the black sealing compound includes modified pi-allyl unsaturated polyester resin, alkene
Class prepolymer, UV reactivity polyfunctional group acrylic resins, black dyes, ultraviolet initiator and auxiliary additive；Wherein,
The mass percent of the modified pi-allyl unsaturated polyester resin is 30%～80%, the quality hundred of the olefines prepolymer
Divide than being 10%～30%, the mass percent of the UV reactivity polyfunctional group acrylic resin is 1%～11%, described black
The mass percent of color dyestuff is 5%～25%, and the mass percent of the ultraviolet initiator is 1%～3%, the auxiliary
The mass percent of additive is 0.5%～2%；
The black sealing compound is coated in into the section incision of the LCD abnormity screen, is stood, make the black sealing compound
Penetrate into inside from the section incision to the liquid crystal layer；
Step 3, the LCD abnormity screens to having oozed glue carry out ultraviolet light, make the black sealing adhesive curing, complete to institute
State the sealing of LCD abnormity screens.
The modified pi-allyl unsaturated polyester resin includes that the polyorganosiloxane resin containing Allyl end groups, allyl ether change
One or more in property unsaturated polyester (UP) and pi-allyl esters of unsaturated carboxylic acids；
The olefines prepolymer includes that butadiene prepolymer, isoprene prepolymer and styrene-butadiene are pre-
One or more in polymer；
The black dyes includes organic black dyes, be shown as black the mixture of multiple color dyestuff, carbon black and
One or more during titanium is black；
UV reactivity polyfunctional group acrylic resin include glycol diacrylate, 2- hydroxy acrylates, three
One or more in hydroxymethyl-propane triacrylate and dipentaerythritol acrylate；
The auxiliary additive include viscosity modifier, silane coupler, interfacial agent and plasticizer in one kind or
It is various；
The photosensitive wave band of the ultraviolet initiator is 300nm～400nm.
The viscosity of the black sealing compound is 1000mPas～50000mPas.
In the step 2, the mode that the black sealing compound is coated in the section incision of the LCD abnormity screen is：
Using nozzle in section incision spray black sealing compound, Huo Zhewei：In the container for filling black sealing compound, by the LCD
In the section incision immersion black sealing compound of abnormity screen, make the section incision fill black sealing compound, then take out；
The step 2 is carried out under 20 DEG C～60 DEG C of environment temperature, and time of repose is 5min～5h；
In the step 2, control the black sealing compound from the section incision to the liquid crystal layer inside penetrate into
Depth is 1mm～5mm；
In the step 3, the wavelength of the ultraviolet light is 300nm～400nm, and the illumination of the ultraviolet light is 10mW/cm2
～200mW/cm2, exposure is 1000mj/cm2～5000mj/cm2。
The present invention also provides a kind of LCD abnormity screen, by entering to a display panels according to required shape and size
Row cutting, is obtained in section incision coating black sealing compound and after carrying out UV solidifications, and the display panels include relatively
The upper substrate and infrabasal plate of setting, the liquid crystal layer between the upper substrate and infrabasal plate, be attached on the upper substrate it is remote
From the liquid crystal layer side upper polaroid and be attached on the infrabasal plate lower polarisation away from the liquid crystal layer side
Piece；The black sealing compound penetrates into from the section incision to the inside of liquid crystal layer；
The black sealing compound includes modified pi-allyl unsaturated polyester resin, olefines prepolymer, many officials of UV reactivity
Acrylic resin, black dyes, ultraviolet initiator and auxiliary additive can be rolled into a ball；Wherein, the modified pi-allyl is unsaturated poly-
The mass percent of ester resin is 30%～80%, and the mass percent of the olefines prepolymer is 10%～30%, described
The mass percent of UV reactivity polyfunctional group acrylic resins is 1%～11%, and the mass percent of the black dyes is
5%～25%, the mass percent of the ultraviolet initiator is 1%～3%, and the mass percent of the auxiliary additive is
0.5%～2%.
The modified pi-allyl unsaturated polyester resin includes that the polyorganosiloxane resin containing Allyl end groups, allyl ether change
One or more in property unsaturated polyester (UP) and pi-allyl esters of unsaturated carboxylic acids；
The olefines prepolymer includes that butadiene prepolymer, isoprene prepolymer and styrene-butadiene are pre-
One or more in polymer；
The black dyes includes organic black dyes, be shown as black the mixture of multiple color dyestuff, carbon black and
One or more during titanium is black；
UV reactivity polyfunctional group acrylic resin include glycol diacrylate, 2- hydroxy acrylates, three
One or more in hydroxymethyl-propane triacrylate and dipentaerythritol acrylate；
The auxiliary additive include viscosity modifier, silane coupler, interfacial agent and plasticizer in one kind or
It is various；
The photosensitive wave band of the ultraviolet initiator is 300nm～400nm.
The viscosity of the black sealing compound is 1000mPas～50000mPas；The black sealing compound breaks from described
The depth that face incision is penetrated into the inside of liquid crystal layer is 1mm～5mm.
Beneficial effects of the present invention：A kind of black sealing compound that the present invention is provided, with high adhesion force and high OD values, can use
Seal in the section incision to LCD abnormity screens, and shaded effect is preferable.A kind of LCD abnormity screens that the present invention is provided
Preparation method, makes LCD abnormity screens by the way of cutting, and LCD abnormity screens are sealed using above-mentioned black sealing compound,
Obtained LCD abnormity screen will not produce light leak in section incision, so as to save in assembling process subsequently with backlight module
The use of black removal shading rubber belt, while compared with the preparation method of LCD abnormity screens for opening up special light shield, the LCD of the present invention
The preparation method production cost of abnormity screen is relatively low.A kind of LCD abnormity screens that the present invention is provided, are obtained by the way of cutting, and
Sealed using above-mentioned black sealing compound, section incision will not produce light leak, display quality is preferable.
In order to be able to be further understood that the feature and technology contents of the present invention, refer to below in connection with the detailed of the present invention
Illustrate and accompanying drawing, but accompanying drawing only provides with reference to and illustrates to use, not for being any limitation as to the present invention.
Description of the drawings
Below in conjunction with the accompanying drawings, described in detail by the specific embodiment to the present invention, technical scheme will be made
And other beneficial effects are apparent.
In accompanying drawing,
Fig. 1 is the light leak schematic diagram of existing LCD abnormity screen；
Fig. 2 is the flow chart of the preparation method of the LCD abnormity screens of the present invention；
The structural representation of 1 display panels for providing of the step of Fig. 3 is the preparation method of the LCD abnormity screens of the present invention
Figure；
Unsealed LCD abnormity screen obtained in the step of Fig. 4 A-4C are the preparation method of the LCD abnormity screens of the present invention 1
The structural representation of three kinds of embodiments；
The schematic diagram of the step of Fig. 5 is the preparation method of the LCD abnormity screens of the present invention 2；
The schematic diagram of the step of Fig. 6 is the preparation method of the LCD abnormity screens of the present invention 3 and the LCD abnormity screens of the present invention
A kind of structural representation of embodiment.
Specific embodiment
Further to illustrate the technological means taken of the invention and its effect, below in conjunction with being preferable to carry out for the present invention
Example and its accompanying drawing are described in detail.
Present invention firstly provides a kind of black sealing compound, including modified pi-allyl unsaturated polyester resin, olefines pre-polymerization
Thing, UV reactivity polyfunctional group acrylic resins, black dyes, ultraviolet initiator and auxiliary additive；Wherein, it is described to change
Property pi-allyl unsaturated polyester resin mass percent be 30%～80%, the mass percent of the olefines prepolymer is
10%～30%, the mass percent of the UV reactivity polyfunctional group acrylic resin is 1%～11%, the black dyes
Mass percent be 5%～25%, the mass percent of the ultraviolet initiator is 1%～3%, the auxiliary additive
Mass percent be 0.5%～2%.
Preferably, the mass percent of the olefines prepolymer is 10%～20%, the UV reactivity polyfunctional group
The mass percent of acrylic resin is 1%～6%, and the mass percent of the black dyes is 5%～20%.
Specifically, the modified pi-allyl unsaturated polyester resin includes polyorganosiloxane resin, alkene containing Allyl end groups
One or more in propyl ether modified unsaturated polyester and pi-allyl esters of unsaturated carboxylic acids.
Specifically, the olefines prepolymer include butadiene prepolymer, isoprene prepolymer and styrene-
One or more in butadiene prepolymer.
Specifically, the black dyes include organic black dyes, be shown as black multiple color dyestuff mixture,
One or more during carbon black and titanium are black.
Specifically, the UV reactivity polyfunctional groups acrylic resin includes glycol diacrylate, 2- hydroxies
One or more in acid esters, trimethylolpropane trimethacrylate, dipentaerythritol acrylate.
Specifically, the photosensitive wave band of the ultraviolet initiator is 300nm～400nm.
Specifically, the auxiliary additive is included in viscosity modifier, silane coupler, interfacial agent and plasticizer
One or more.
Specifically, the viscosity of the black sealing compound is 1000mPas～50000mPas.
Above-mentioned black sealing compound, with high adhesion force and high OD values, can be used to carry out the section incision of LCD abnormity screens
Sealing, and shaded effect is preferable.
Fig. 2 is referred to, based on above-mentioned black sealing compound, the present invention also provides a kind of preparation method of LCD abnormity screen, bag
Include：
Step 1, as shown in Figure 3 a, there is provided display panels 100, the display panels 100 include being oppositely arranged
Upper substrate 11 and infrabasal plate 12, the liquid crystal layer 30 between the upper substrate 11 and infrabasal plate 12, be attached at the upper base
On plate 11 away from the side of the liquid crystal layer 30 upper polaroid 21 and be attached on the infrabasal plate 12 away from the liquid crystal layer
The down polaroid 22 of 30 sides；
As shown in figs. 4 a-4 c, the display panels 100 are cut according to required shape and size, is obtained
The one LCD abnormity screen 200 with section otch 40.
Specifically, the cutting processing procedure of the display panels 100 is：First to the upper and lower inclined of display panels 100
Mating plate 21,22 is cut, and tears unwanted part, and upper and lower substrate 11,12 is cut afterwards, described upper and lower inclined
The line of cut of mating plate 21,22 is usually located at the segment distance of inner side one of the line of cut of the upper and lower substrate 11,12, to ensure cutting
There is no blocking for upper and lower polaroid 21,22 during upper and lower substrate 11,12, therefore the upper and lower polaroid 21,22 obtained after cutting
Edge generally will not align with the otch of the upper and lower substrate 11,12, but in the otch of the upper and lower substrate 11,12
The segment distance of side one, so as to cause the fringe region of obtained LCD abnormity screen 200 due to blocking without upper and lower polaroid 21,22
And produce light leak.After the follow-up section otch 40 of black sealing compound 50 pairs using the present invention is coated, using siphon
Effect, makes black sealing compound 50 penetrate into inside liquid crystal layer 30, and using the black sealing compound 50 for penetrating into 200 sides of LCD abnormity screens are blocked
The light-leaking area of edge, so as to play a part of to block light leak.
Specifically, between the line of cut of the line of cut of the upper and lower polaroid 21,22 and the upper and lower substrate 11,12
Distance is 1mm～5mm.
Specifically, the section otch 40 can be upper and lower substrate 11,12 alignment smooth otch (as shown in Figure 4 A),
Step-like otch (as shown in Figure 4 B) that upper and lower substrate 11,12 is not lined up or be to panel itself depression U-shaped breach (such as
Shown in Fig. 4 C).
Specifically, the platform that the smooth otch of the alignment of the upper and lower substrate 11,12 is not lined up with the upper and lower substrate 11,12
Scalariform otch is generally obtained by way of cutter cutting, the U-shaped breach to panel itself depression generally by liquid or
The mode of laser ablation is obtained.
Step 2, as shown in Figure 5, there is provided black sealing compound 50, the black sealing compound 50 is that previously described black is sealed
Glue, its concrete component and characteristic are as it was noted above, here is omitted.
The black sealing compound 50 is coated at the section otch 40 of the LCD abnormity screen 200, is stood, made described black
Color sealing compound 50 penetrates into from the section otch 40 to the inside of the liquid crystal layer 30.
Specifically, in the step 2, the black sealing compound 50 is coated in into the section otch of the LCD abnormity screen 200
Mode at 40 is：Using nozzle (Nozzle) at section otch 40 spray black sealing compound 50, Huo Zhewei：Filling black
In the container of sealing compound 50, will immerse in black sealing compound 50 at the section otch 40 of LCD abnormity screen 200, make described disconnected
Black sealing compound 50 is filled at face otch 40, is then taken out.
Specifically, in the step 2, due to existing between the air pressure inside and external atmosphere pressure of LCD abnormity screen 200
, there is siphonic effect in pressure reduction, therefore the black sealing compound 50 can be made to penetrate into inside liquid crystal layer 30 from the section otch 40.
Preferably, the step 2 is carried out under 20 DEG C～60 DEG C of environment temperature, and time of repose is 5min～5h.
Specifically, in the step 2, by control environment temperature (20 DEG C～60 DEG C), time of repose (5min～5h) and
The factors such as the viscosity (1000mPas～50000mPas) of black sealing compound 50 are controlling the infiltration depth of black sealing compound 50
Degree, under backlight, by rotating the LCD abnormity screen 200 strike-through depth is observed.
Specifically, in the step 2, the black sealing compound 50 is generally controlled from the section otch 40 to the liquid
The depth that the inside of crystal layer 30 is penetrated into is 1mm～5mm.
Step 3, as shown in fig. 6, the LCD abnormity screen 200 to having oozed glue carries out ultraviolet light (UV) irradiation, seal the black
Chewing-gum 50 solidifies, and completes the sealing to LCD abnormity screen 200.
Specifically, in the step 3, the wavelength of the ultraviolet light is 300nm～400nm, and the illumination of the ultraviolet light is
10mW/cm2～200mW/cm2, exposure is 1000mj/cm2～5000mj/cm2。
The preparation method of above-mentioned LCD abnormity screen, makes LCD abnormity screen 200 by the way of cutting, and using above-mentioned black
The LCD abnormity screen 200 of sealing compound 50 pairs is sealed, and obtained LCD abnormity screen 200 will not be produced Lou at section otch 40
Light, so as to the use that can save black removal shading rubber belt in assembling process subsequently with backlight module, while with open up special light
The preparation method of the LCD abnormity screens of cover is compared, and the preparation method production cost of the LCD abnormity screens of the present invention is relatively low.
Fig. 3 and Fig. 6 is referred to, based on the preparation method of above-mentioned LCD abnormity screens, the present invention also provides a kind of LCD abnormity screen
200, it is coated by cutting to a display panels 100 according to required shape and size at section otch 40
Black sealing compound 50 simultaneously carries out being obtained after UV solidifications；The display panels 100 include the upper substrate 11 being oppositely arranged with
Substrate 12, the liquid crystal layer 30 between the upper substrate 11 and infrabasal plate 12, it is attached on the upper substrate 11 away from described
The upper polaroid 21 of the side of liquid crystal layer 30 and lower polarisation away from the side of the liquid crystal layer 30 is attached on the infrabasal plate 12
Piece 22；The black sealing compound 50 penetrates into from the section otch 40 to the inside of liquid crystal layer 30.
Specifically, the black sealing compound 50 is previously described black sealing compound, and its concrete component and characteristic are as above
Described, here is omitted.
Specifically, to the inside of liquid crystal layer 30, the depth of infiltration is the black sealing compound 50 from the section otch 40
1mm～5mm, so as to block the light-leaking area at 200 edges of the LCD abnormity screen, plays a part of to block light leak.
Above-mentioned LCD abnormity screen, is obtained by the way of cutting, and is sealed using above-mentioned black sealing compound 50, section
Light leak will not be produced at otch 200, display quality is preferable.
In sum, the present invention provides a kind of black sealing compound and LCD abnormity screens and preparation method thereof.The black of the present invention
Sealing compound, with high adhesion force and high OD values, can be used to seal the section incision of LCD abnormity screens, and shaded effect
Preferably.The preparation method of the LCD abnormity screens of the present invention, makes LCD abnormity screens by the way of cutting, and is sealed using above-mentioned black
Chewing-gum is sealed to LCD abnormity screens, and obtained LCD abnormity screen will not produce light leak in section incision, so as to subsequently with
The use of black removal shading rubber belt can be saved in the assembling process of backlight module, at the same with open up special light shield LCD abnormity screen
Preparation method is compared, and the preparation method production cost of the LCD abnormity screens of the present invention is relatively low.The LCD abnormity screens of the present invention, adopt and cut
The mode cut is obtained, and is sealed using above-mentioned black sealing compound, and section incision will not produce light leak, display quality compared with
It is good.
The above, for the person of ordinary skill of the art, can be with technology according to the present invention scheme and technology
Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to the claims in the present invention
Protection domain.
Claims (10)
1. a kind of black sealing compound, it is characterised in that including modified pi-allyl unsaturated polyester resin, olefines prepolymer, UV
Reactive polyfunctional group acrylic resin, black dyes, ultraviolet initiator and auxiliary additive；Wherein, the modified allyl
The mass percent of base unsaturated polyester resin is 30%～80%, the mass percent of the olefines prepolymer is 10%～
30%, the mass percent of the UV reactivity polyfunctional group acrylic resin is 1%～11%, the quality of the black dyes
Percentage is 5%～25%, and the mass percent of the ultraviolet initiator is 1%～3%, the quality of the auxiliary additive
Percentage is 0.5%～2%.
2. black sealing compound as claimed in claim 1, it is characterised in that the modified pi-allyl unsaturated polyester resin includes
In polyorganosiloxane resin containing Allyl end groups, allyl ether modified unsaturated polyester and pi-allyl esters of unsaturated carboxylic acids one
Plant or various；
The olefines prepolymer includes butadiene prepolymer, isoprene prepolymer and styrene-butadiene prepolymerization
One or more in thing；
The black dyes is black including organic black dyes, the mixture of the multiple color dyestuff for being shown as black, carbon black and titanium
In one or more；
The UV reactivity polyfunctional groups acrylic resin includes glycol diacrylate, 2- hydroxy acrylates, three hydroxyl first
One or more in base propane triacrylate and dipentaerythritol acrylate；
The auxiliary additive includes the one kind or many in viscosity modifier, silane coupler, interfacial agent and plasticizer
Kind；
The photosensitive wave band of the ultraviolet initiator is 300nm～400nm.
3. black sealing compound as claimed in claim 1, it is characterised in that the viscosity of the black sealing compound is 1000mPas
～50000mPas.
4. the preparation method that a kind of LCD abnormity shields, it is characterised in that include：
Step 1, one display panels of offer (100), the display panels (100) are including the upper substrate being oppositely arranged
(11) and infrabasal plate (12), the liquid crystal layer (30) between the upper substrate (11) and infrabasal plate (12), it is attached on described
On substrate (11) away from the liquid crystal layer (30) side upper polaroid (21) and be attached on the infrabasal plate (12) away from
The down polaroid (22) of liquid crystal layer (30) side；
The display panels (100) are cut according to required shape and size, is obtained one and be there is section otch
(40) LCD abnormity screen (200)；
Step 2, provide black sealing compound (50), the black sealing compound (50) including modified pi-allyl unsaturated polyester resin,
Olefines prepolymer, UV reactivity polyfunctional group acrylic resins, black dyes, ultraviolet initiator and auxiliary additive；Its
In, the mass percent of the modified pi-allyl unsaturated polyester resin is 30%～80%, the matter of the olefines prepolymer
Amount percentage is 10%～30%, and the mass percent of the UV reactivity polyfunctional group acrylic resin is 1%～11%, institute
The mass percent for stating black dyes is 5%～25%, and the mass percent of the ultraviolet initiator is 1%～3%, described
The mass percent of auxiliary additive is 0.5%～2%；
The black sealing compound (50) is coated in into section otch (40) place of LCD abnormity screen (200), is stood, made described
Black sealing compound (50) penetrates into from from the section otch (40) to the inside of the liquid crystal layer (30)；
Step 3, LCD abnormity screen (200) to having oozed glue carry out ultraviolet light, solidify the black sealing compound (50), complete
The sealing of LCD abnormity screen (200) in pairs.
5. the preparation method that LCD abnormity as claimed in claim 4 shields, it is characterised in that the modified pi-allyl is unsaturated poly-
Ester resin includes the polyorganosiloxane resin containing Allyl end groups, allyl ether modified unsaturated polyester and pi-allyl unsaturation carboxylic
One or more in acid esters；
The olefines prepolymer includes butadiene prepolymer, isoprene prepolymer and styrene-butadiene prepolymerization
One or more in thing；
The black dyes is black including organic black dyes, the mixture of the multiple color dyestuff for being shown as black, carbon black and titanium
In one or more；
The UV reactivity polyfunctional groups acrylic resin includes glycol diacrylate, 2- hydroxy acrylates, three hydroxyl first
One or more in base propane triacrylate and dipentaerythritol acrylate；
The auxiliary additive includes the one kind or many in viscosity modifier, silane coupler, interfacial agent and plasticizer
Kind；
The photosensitive wave band of the ultraviolet initiator is 300nm～400nm.
6. the preparation method of LCD as claimed in claim 4 abnormity screen, it is characterised in that the black sealing compound (50) it is viscous
Spend for 1000mPas～50000mPas.
7. the preparation method that LCD abnormity as claimed in claim 4 shields, it is characterised in that in the step 2, by the black
Sealing compound (50) is coated in the mode at section otch (40) place of LCD abnormity screen (200)：Using nozzle in section otch
(40) place's spray black sealing compound (50), Huo Zhewei：In the container for filling black sealing compound (50), LCD abnormity is shielded
(200) in section otch (40) place immersion black sealing compound (50), section otch (40) place is made to fill black sealing compound
(50), then take out；
The step 2 is carried out under 20 DEG C～60 DEG C of environment temperature, and time of repose is 5min～5h；
In the step 2, the black sealing compound (50) is controlled interior to the liquid crystal layer (30) from from the section otch (40)
The depth that portion is penetrated into is 1mm～5mm；
In the step 3, the wavelength of the ultraviolet light is 300nm～400nm, and the illumination of the ultraviolet light is 10mW/cm2~
200mW/cm2, exposure is 1000mj/cm2～5000mj/cm2。
8. a kind of LCD abnormity screen, it is characterised in that by according to required shape and size to a display panels (100)
Cut, be obtained at section otch (40) place coating black sealing compound (50) and after carrying out UV solidifications, the LCD
Plate (100) including the upper substrate (11) that is oppositely arranged and infrabasal plate (12), located at the upper substrate (11) and infrabasal plate (12) it
Between liquid crystal layer (30), be attached on the upper substrate (11) upper polaroid (21) away from the liquid crystal layer (30) side, with
And the down polaroid (22) away from the liquid crystal layer (30) side is attached on the infrabasal plate (12)；The black sealing compound
(50) penetrate into the inside of liquid crystal layer (30) from from the section otch (40)；
The black sealing compound (50) includes modified pi-allyl unsaturated polyester resin, olefines prepolymer, many officials of UV reactivity
Acrylic resin, black dyes, ultraviolet initiator and auxiliary additive can be rolled into a ball；Wherein, the modified pi-allyl is unsaturated poly-
The mass percent of ester resin is 30%～80%, and the mass percent of the olefines prepolymer is 10%～30%, described
The mass percent of UV reactivity polyfunctional group acrylic resins is 1%～11%, and the mass percent of the black dyes is
5%～25%, the mass percent of the ultraviolet initiator is 1%～3%, and the mass percent of the auxiliary additive is
0.5%～2%.
9. LCD abnormity as claimed in claim 8 shields, it is characterised in that the modified pi-allyl unsaturated polyester resin includes
In polyorganosiloxane resin containing Allyl end groups, allyl ether modified unsaturated polyester and pi-allyl esters of unsaturated carboxylic acids one
Plant or various；
The olefines prepolymer includes butadiene prepolymer, isoprene prepolymer and styrene-butadiene prepolymerization
One or more in thing；
The black dyes is black including organic black dyes, the mixture of the multiple color dyestuff for being shown as black, carbon black and titanium
In one or more；
The UV reactivity polyfunctional groups acrylic resin includes glycol diacrylate, 2- hydroxy acrylates, three hydroxyl first
One or more in base propane triacrylate and dipentaerythritol acrylate；
The auxiliary additive includes the one kind or many in viscosity modifier, silane coupler, interfacial agent and plasticizer
Kind；
The photosensitive wave band of the ultraviolet initiator is 300nm～400nm.
10. LCD as claimed in claim 8 abnormity screen, it is characterised in that the viscosity of the black sealing compound (50) is
1000mPas～50000mPas；The black sealing compound (50) is from from the section otch (40) into liquid crystal layer (30)
The depth that portion is penetrated into is 1mm～5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611169353.XA CN106634765A (en) | 2016-12-16 | 2016-12-16 | Black sealing compound and LCD (liquid crystal display) special-shaped screen, and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611169353.XA CN106634765A (en) | 2016-12-16 | 2016-12-16 | Black sealing compound and LCD (liquid crystal display) special-shaped screen, and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106634765A true CN106634765A (en) | 2017-05-10 |
Family
ID=58822703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611169353.XA Pending CN106634765A (en) | 2016-12-16 | 2016-12-16 | Black sealing compound and LCD (liquid crystal display) special-shaped screen, and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106634765A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108274132A (en) * | 2018-02-08 | 2018-07-13 | 深圳市宏普欣电子科技有限公司 | A kind of liquid crystal display cutting method |
| WO2019028822A1 (en) * | 2017-08-11 | 2019-02-14 | 华为技术有限公司 | Display panel, manufacturing method therefor, display device and terminal |
| CN109932836A (en) * | 2017-12-19 | 2019-06-25 | 夏普株式会社 | The manufacturing method of display panel |
| CN110967849A (en) * | 2018-09-29 | 2020-04-07 | 深圳英伦科技股份有限公司 | Special-shaped screen production method capable of saving mask cost |
| CN113835270A (en) * | 2020-08-21 | 2021-12-24 | 友达光电股份有限公司 | Electronic device and method of manufacturing the same |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1038721A (en) * | 1988-03-31 | 1990-01-10 | 三井石油化学工业株式会社 | Electronic unit, packaging of electronic parts agent and method for packing |
| CN1528851A (en) * | 2003-09-27 | 2004-09-15 | 溧阳康达化工厂 | Self-controlled-temperature ceramic special glue |
| CN1269871C (en) * | 2004-09-24 | 2006-08-16 | 中山大学 | Allyl ether modified unsaturated polyester and its use |
| CN1834187A (en) * | 2005-03-11 | 2006-09-20 | 信越化学工业株式会社 | Solidified silicon rubber combination and producing method for compound molding object of liquid crystal polymer and silicon rubber |
| CN101173035A (en) * | 2006-10-21 | 2008-05-07 | 拜尔材料科学股份公司 | UV Curable Polyurethane Dispersions |
| CN101198654A (en) * | 2005-06-16 | 2008-06-11 | 瓦克化学股份公司 | Cross-linkable compositions containing allylorganopolysiloxanes |
| CN101530760A (en) * | 2009-04-28 | 2009-09-16 | 中国水利水电科学研究院 | Polyether-based polycarboxylic acid series hyper-dispersant and synthetizing method |
| WO2009128157A1 (en) * | 2008-04-17 | 2009-10-22 | ニチバン株式会社 | Photocurable adhesive composition for application to oily surface |
| CN101805581A (en) * | 2009-03-25 | 2010-08-18 | 武汉市科达云石护理材料有限公司 | Special colored stone material caulking sealant |
| CN101812278A (en) * | 2010-05-20 | 2010-08-25 | 上海西怡新材料科技有限公司 | Ultraviolet curable organic silicon-acrylic resin electronic adhesive and application thereof |
| CN101851482A (en) * | 2009-03-25 | 2010-10-06 | 武汉市科达云石护理材料有限公司 | Jointing glue for stone |
| CN101857790A (en) * | 2010-06-08 | 2010-10-13 | 武汉市科达云石护理材料有限公司 | Special color stone grout |
| CN102051147B (en) * | 2009-10-30 | 2013-03-06 | 上海西怡新材料科技有限公司 | Single-component environmentally-friendly organic silicon-acrylate electronic glue and application thereof |
| CN103173177A (en) * | 2011-12-23 | 2013-06-26 | 韩国锦湖石油化学株式会社 | Black sealant composition for liquid crystal display element |
| CN103408706A (en) * | 2013-08-19 | 2013-11-27 | 科之杰新材料集团有限公司 | High-performance polycarboxylic acid water reducing agent and preparation method thereof |
| CN104004493A (en) * | 2014-03-04 | 2014-08-27 | 张光增 | Low-temperature setting high-transparency silica gel and preparing method thereof |
| CN104704073A (en) * | 2012-05-18 | 2015-06-10 | 3M创新有限公司 | Adhesive articles for medical applications |
| CN105984964A (en) * | 2015-02-03 | 2016-10-05 | 中国石油化工股份有限公司 | Phosphorus-free water treatment agent, and preparation method and application thereof |
| CN106189962A (en) * | 2016-07-21 | 2016-12-07 | 苏州泰仑电子材料有限公司 | Special optical cement of screen of high transparency and preparation method thereof |
-
2016
- 2016-12-16 CN CN201611169353.XA patent/CN106634765A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1038721A (en) * | 1988-03-31 | 1990-01-10 | 三井石油化学工业株式会社 | Electronic unit, packaging of electronic parts agent and method for packing |
| CN1528851A (en) * | 2003-09-27 | 2004-09-15 | 溧阳康达化工厂 | Self-controlled-temperature ceramic special glue |
| CN1269871C (en) * | 2004-09-24 | 2006-08-16 | 中山大学 | Allyl ether modified unsaturated polyester and its use |
| CN1834187A (en) * | 2005-03-11 | 2006-09-20 | 信越化学工业株式会社 | Solidified silicon rubber combination and producing method for compound molding object of liquid crystal polymer and silicon rubber |
| CN101198654A (en) * | 2005-06-16 | 2008-06-11 | 瓦克化学股份公司 | Cross-linkable compositions containing allylorganopolysiloxanes |
| CN101173035A (en) * | 2006-10-21 | 2008-05-07 | 拜尔材料科学股份公司 | UV Curable Polyurethane Dispersions |
| WO2009128157A1 (en) * | 2008-04-17 | 2009-10-22 | ニチバン株式会社 | Photocurable adhesive composition for application to oily surface |
| CN101805581A (en) * | 2009-03-25 | 2010-08-18 | 武汉市科达云石护理材料有限公司 | Special colored stone material caulking sealant |
| CN101851482A (en) * | 2009-03-25 | 2010-10-06 | 武汉市科达云石护理材料有限公司 | Jointing glue for stone |
| CN101530760A (en) * | 2009-04-28 | 2009-09-16 | 中国水利水电科学研究院 | Polyether-based polycarboxylic acid series hyper-dispersant and synthetizing method |
| CN102051147B (en) * | 2009-10-30 | 2013-03-06 | 上海西怡新材料科技有限公司 | Single-component environmentally-friendly organic silicon-acrylate electronic glue and application thereof |
| CN101812278A (en) * | 2010-05-20 | 2010-08-25 | 上海西怡新材料科技有限公司 | Ultraviolet curable organic silicon-acrylic resin electronic adhesive and application thereof |
| CN101857790A (en) * | 2010-06-08 | 2010-10-13 | 武汉市科达云石护理材料有限公司 | Special color stone grout |
| CN103173177A (en) * | 2011-12-23 | 2013-06-26 | 韩国锦湖石油化学株式会社 | Black sealant composition for liquid crystal display element |
| CN104704073A (en) * | 2012-05-18 | 2015-06-10 | 3M创新有限公司 | Adhesive articles for medical applications |
| CN103408706A (en) * | 2013-08-19 | 2013-11-27 | 科之杰新材料集团有限公司 | High-performance polycarboxylic acid water reducing agent and preparation method thereof |
| CN104004493A (en) * | 2014-03-04 | 2014-08-27 | 张光增 | Low-temperature setting high-transparency silica gel and preparing method thereof |
| CN105984964A (en) * | 2015-02-03 | 2016-10-05 | 中国石油化工股份有限公司 | Phosphorus-free water treatment agent, and preparation method and application thereof |
| CN106189962A (en) * | 2016-07-21 | 2016-12-07 | 苏州泰仑电子材料有限公司 | Special optical cement of screen of high transparency and preparation method thereof |
Non-Patent Citations (7)
| Title |
|---|
| 叶守富: "用烯丙基醚的不饱和聚酯", 《上海涂料》 * |
| 吴文明 等: "《平板显示器的制造与测试》", 31 December 2013, 华中科技大学出版社 * |
| 张邦华 等: "《近代高分子科学》", 31 January 2006, 化学工业出版社 * |
| 李相权: "烯丙基醚改性不饱和聚酯树脂合成工艺及性能研究", 《涂层与防护》 * |
| 李相权: "紫外光固化不饱和聚酯树脂的合成研究", 《上海涂料》 * |
| 杨维生 等: "硅橡胶对金属粘合性能的研究", 《中国胶粘剂》 * |
| 金养智: "紫外光固化活性稀释剂的进展", 《影像技术》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019028822A1 (en) * | 2017-08-11 | 2019-02-14 | 华为技术有限公司 | Display panel, manufacturing method therefor, display device and terminal |
| CN109932836A (en) * | 2017-12-19 | 2019-06-25 | 夏普株式会社 | The manufacturing method of display panel |
| CN108274132A (en) * | 2018-02-08 | 2018-07-13 | 深圳市宏普欣电子科技有限公司 | A kind of liquid crystal display cutting method |
| CN110967849A (en) * | 2018-09-29 | 2020-04-07 | 深圳英伦科技股份有限公司 | Special-shaped screen production method capable of saving mask cost |
| CN110967849B (en) * | 2018-09-29 | 2022-09-02 | 深圳英伦科技股份有限公司 | Special-shaped screen production method capable of saving mask cost |
| CN113835270A (en) * | 2020-08-21 | 2021-12-24 | 友达光电股份有限公司 | Electronic device and method of manufacturing the same |
| CN113835270B (en) * | 2020-08-21 | 2023-05-26 | 友达光电股份有限公司 | Electronic device and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106634765A (en) | Black sealing compound and LCD (liquid crystal display) special-shaped screen, and manufacturing method thereof | |
| CN102176089B (en) | Image display device | |
| US6750929B2 (en) | Liquid crystal display device | |
| US8730424B2 (en) | Display apparatus | |
| CN104777662A (en) | Method for manufacturing liquid crystal box, liquid crystal box and display | |
| CN104449419A (en) | Ultraviolet-heat dual curing optical adhesive containing epoxidized polybutadiene resin | |
| CN104765190B (en) | manufacturing method of black matrix | |
| CN104155796A (en) | Liquid crystal display panel structure and manufacturing method thereof | |
| CN102998838B (en) | Liquid crystal display panel and liquid crystal display device | |
| CN102455563B (en) | Electrophoretic display structure | |
| US10884515B2 (en) | Lamination method of substrates and product prepared thereby | |
| CN109656062A (en) | Display panel, manufacturing method thereof and frame glue curing machine | |
| CN103018968A (en) | Method for curing seal agent | |
| CN105974675A (en) | Flexible display panel and manufacturing method thereof | |
| CN102929057A (en) | Liquid crystal display panel, manufacturing method of liquid crystal display panel, and liquid crystal display device | |
| CN106444169A (en) | Liquid crystal display device and preparation method thereof | |
| CN107608142A (en) | Display panel and preparation method thereof and display device | |
| EP3605216A1 (en) | Glue sealing method for display screen frame | |
| CN106646991A (en) | Liquid crystal display panel and manufacturing method thereof | |
| JP2006171680A (en) | LCD display | |
| CN103412446B (en) | Base board, manufacturing method of base board and display device | |
| CN106019742B (en) | The production method of liquid crystal display panel | |
| CN105549274A (en) | Method for improving plastic frame curing rate in LCD (liquid crystal display) panel cell process, and LCD panel | |
| CN106501991B (en) | Black matrix", the curing method of liquid crystal display panel frame adhesive and liquid crystal display panel | |
| WO2020186561A1 (en) | Method for manufacturing liquid crystal display panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170510 |
|
| WD01 | Invention patent application deemed withdrawn after publication |