CN109633988A - A kind of liquid crystal display and preparation method thereof of edge transition surface strengthening - Google Patents
A kind of liquid crystal display and preparation method thereof of edge transition surface strengthening Download PDFInfo
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- CN109633988A CN109633988A CN201811409242.0A CN201811409242A CN109633988A CN 109633988 A CN109633988 A CN 109633988A CN 201811409242 A CN201811409242 A CN 201811409242A CN 109633988 A CN109633988 A CN 109633988A
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 45
- 230000007704 transition Effects 0.000 title claims abstract description 29
- 238000005728 strengthening Methods 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title description 2
- 239000011521 glass Substances 0.000 claims abstract description 148
- 239000000758 substrate Substances 0.000 claims abstract description 106
- 239000002253 acid Substances 0.000 claims abstract description 24
- 239000000565 sealant Substances 0.000 claims abstract description 16
- 239000000126 substance Substances 0.000 claims abstract description 16
- 239000000843 powder Substances 0.000 claims abstract description 15
- 238000003426 chemical strengthening reaction Methods 0.000 claims abstract description 8
- 230000007547 defect Effects 0.000 claims abstract description 7
- 239000000243 solution Substances 0.000 claims description 35
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 238000005342 ion exchange Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 7
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Inorganic materials [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 239000004642 Polyimide Substances 0.000 claims description 5
- 229920001721 polyimide Polymers 0.000 claims description 5
- 150000004965 peroxy acids Chemical class 0.000 claims description 4
- 229910020451 K2SiO3 Inorganic materials 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 3
- 238000001259 photo etching Methods 0.000 claims description 3
- 229920002120 photoresistant polymer Polymers 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 119
- 150000002500 ions Chemical class 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 229910020489 SiO3 Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 235000010333 potassium nitrate Nutrition 0.000 description 1
- 239000004323 potassium nitrate Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000006058 strengthened glass Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- 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
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C15/00—Surface treatment of glass, not in the form of fibres or filaments, by etching
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
- C03C21/001—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions
- C03C21/002—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions to perform ion-exchange between alkali ions
-
- 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
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
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Abstract
A kind of liquid crystal display of edge transition surface strengthening provided by the invention, including upper layer glass substrate, upper conductive layer, liquid crystal layer, lower conductiving layer and the lower layer's glass substrate set gradually, fixed between upper layer glass substrate and lower layer's glass substrate by sealant adhesion；After sealant is fixed, upper layer glass substrate and the left and right edge of lower layer's glass substrate there are gap；The gap of upper layer glass substrate and the left and right edge of lower layer's glass substrate is filled into the integral planar of a glass material using glass powder, respectively as left side and right side；Then left side and right side are eroded respectively by the first acid solution, to remove left side and right side surface defect；Then left side and right side are subjected to chemical strengthening using ion exchanged soln respectively, form chemical enhanced layer, lateral inner is spread to left and right to prevent micro-crack, to improve the bending resistance and impact strength of left and right side.
Description
Technical field
The present invention relates to liquid crystal display technical field, and in particular to the liquid crystal display of edge transition surface strengthening.
Background technique
Existing liquid crystal display mostly uses glass substrate, and glass brittleness is high, flexural strength is low, hardness is low, makes
Cheng Dangzhong is often strengthened.To a kind of glass reinforced use acid processing, the corrosive solution based on hydrofluoric acid is generallyd use,
But with the progress of reaction, the concentration of hydrofluoric acid can change, it is difficult to the degree that glass is corroded in control, and if glass
Glass edge can be declined instead by excessive corrosion, intensity.Another kind carries out ion friendship by the way of ion exchange, in glass surface
It changes to generate a chemical enhanced layer, this chemical enhanced layer is derived with corresponding distribution of the compressive stress layer, therefore compressive stress layer is reducible
The crack propagation of beam surface layer of glass and the breakdown strength for improving glass.And during generally carrying out chemical strengthening, being will be entire
Glass substrate to be fortified is dipped into high temperature potassium nitrate fused salt to carry out ion exchange, however the mode of this chemical strengthening is difficult to pair
Glass substrate carries out local strengthening.Although also, the strengthened glass intensity that ion-exchange obtains is very high, ion-exchange
Generated bearing stress layer is very sensitive to surface microdefect than relatively thin, the surface scratching of very little, is just enough to keep glass strong
Degree reduces.And once it is broken, fragment has sharp keen wedge angle, there is certain risk to human body.
As shown in Figure 1, existing liquid crystal display is to increase intensity, also simply by use high-intensitive glass as
Substrate is realized.There can be gap between top glass substrate and lower glass substrate after liquid crystal display encapsulated moulding, it is not tangible
At an entirety, bending resistance and impact strength are often poor, apt to cause breakage.
Summary of the invention
For the defects in the prior art, the present invention provides liquid crystal display and its production of a kind of edge transition surface strengthening
Method leads to the intensity of peracid treatment and ion-exchange enhancing liquid crystal display edge transition face, micro-crack is prevented internally to expand
It dissipates.
The liquid crystal display of a kind of edge transition surface strengthening provided by the invention, including the upper layer glass base set gradually
Plate, upper conductive layer, liquid crystal layer, lower conductiving layer and lower layer's glass substrate, pass through between upper layer glass substrate and lower layer's glass substrate
Sealant adhesion is fixed；After sealant is fixed, upper layer glass substrate and the left and right edge of lower layer's glass substrate there are gap,
Gap is respectively formed left filling part and right filling part after being filled with glass powder, upper layer glass substrate left side, left filling part,
Lower layer's glass substrate left side is coplanar, forms left side；Upper layer glass substrate right side, right filling part, lower layer's glass substrate are right
End face is coplanar, forms right side；The surface of left side and right side forms a chemical enhanced layer by ion-exchange.
Further, 4 inclines of upper layer glass substrate left and right both ends apex angle upper surface lead to peracid treatment formation arc rib
Side
Further, the modified polyimide adhesive that the mass fraction of gap glass powder is 1.5-2.0%.
Further, anti-splashing film is provided on the outside of chemical enhanced layer.
Further, sealant is silicon gel.
A kind of liquid crystal display production method of edge transition surface strengthening, comprising the following steps:
S1 is arranged upper conductive layer in upper layer glass substrate side, lower conductiving layer is arranged in lower layer's glass substrate side；
S2 coats one layer of photoresists using photoetching process on upper conductive layer and lower conductiving layer respectively；
Liquid crystal hybrids are arranged between upper conductive layer and lower conductiving layer S3, form liquid crystal layer；
S4 is determined upper layer glass substrate and lower layer's glass substrate electricity gluing fixed using sealant, upper layer glass substrate with
There are gaps for the left and right edge of lower layer's glass substrate；
The gap of upper layer glass substrate and the left and right edge of lower layer's glass substrate is filled to be formed with glass powder by S5
Left filling part and right filling part, upper layer glass substrate left side, left filling part, lower layer's glass substrate left side are coplanar, are formed left
Side, upper layer glass substrate right side, right filling part, lower layer's glass substrate right side are coplanar, form right side；
The modified polyimide adhesive that the mass fraction of gap glass powder is 1.5-2.0%；
S6 erodes left side and right side using the first acid solution, respectively to remove left side and right side
Surface defect；
Left side and right side are carried out chemical strengthening using ion exchanged soln respectively, form chemical enhanced layer by S7.
7, the liquid crystal display production method of edge transition surface strengthening according to claim 6, it is characterised in that: also
The following steps are included:
S8, the second acid solution is smeared on 4 inclines of upper layer glass substrate upper surface, is invaded by the second acid solution
It loses 4 inclines and forms arc seamed edge.
Further, the first acid solution is 20% hydrofluoric acid.
Further, ion exchanged soln are as follows: KNO3Solution and K2SiO3、AlO3Mixed solution.
Further, the second acid solution is solution made of 40% hydrofluoric acid and 98% sulfuric acid mixed configuration.
As shown from the above technical solution, beneficial effects of the present invention:
1. the present invention provides a kind of liquid crystal display of edge transition surface strengthening, including the upper layer glass base set gradually
Plate, upper conductive layer, liquid crystal layer, lower conductiving layer and lower layer's glass substrate, pass through between upper layer glass substrate and lower layer's glass substrate
Sealant adhesion is fixed；After sealant is fixed, upper layer glass substrate and the left and right edge of lower layer's glass substrate there are gap；
Gap is filled with glass powder, is respectively formed left filling part and right filling part, upper layer glass substrate left side, left filling part,
Lower layer's glass substrate left side is coplanar, forms left side；Upper layer glass substrate right side, right filling part, lower layer's glass substrate are right
End face is coplanar, forms right side；The surface of left side and right side forms a chemical enhanced layer by ion-exchange, with resistance
Only lateral inner is spread micro-crack to left and right, to improve the bending resistance and impact strength of left and right side.
2. the present invention provides a kind of production method of the liquid crystal display of edge transition surface strengthening, using glass powder by upper layer
The gap of glass substrate and the left and right edge of lower layer's glass substrate is filled into the integral planar of a glass material, respectively
A left side is left side and right side；Then left side and right side are eroded respectively by the first acid solution, to remove a left side
Side and right side surface defect；Then left side and right side are subjected to chemical strengthening, shape respectively using ion exchanged soln
At chemical enhanced layer, to prevent micro-crack, lateral inner is spread to left and right, to improve the bending resistance and shock resistance of left and right side
Intensity.
It further include to upper layer glass 3. the present invention provides a kind of production method of the liquid crystal display of edge transition surface strengthening
4 inclines of upper surface of base plate carry out sour processing by the second acid solution, form arc seamed edge, make incline glass crack tip
Passivation reduces stress and concentrates, to enhance the intensity of incline.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the cross-sectional view of available liquid crystal display screen in background technique.
Fig. 2 is the cross-sectional view of the liquid crystal display of edge transition surface strengthening of the present invention.
Fig. 3 is the flow diagram of the production method of the liquid crystal display of edge transition surface strengthening of the present invention.
Appended drawing reference:
The upper layer 1- glass substrate, the upper conductive layer of 2-, 3- liquid crystal layer, 4- lower conductiving layer, 5- lower layer glass substrate, 6- sealing
The left filling part of glue, 7-, the right filling part of 8-, 9- chemical enhanced layer, 10- arc seamed edge, 11- anti-splashing film, the gap 12-, the left side 13-
Face, the right side 14-.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
Referring to Fig. 2, a kind of liquid crystal display of edge transition surface strengthening include the upper layer glass substrate 1 set gradually,
Upper conductive layer 2, liquid crystal layer 3, lower conductiving layer 4 and lower layer's glass substrate 5 lead between upper layer glass substrate 1 and lower layer's glass substrate 5
6 adhesion of sealant is crossed to fix；After sealant 6 is fixed, upper layer glass substrate 1 and the left and right edge of lower layer's glass substrate 5 there are
Gap 12；The gap 12 is filled with glass powder, is respectively formed left filling part 7 and right filling part 8, upper layer glass substrate 1
Left side, left filling part 7,5 left side of lower layer's glass substrate are coplanar, form left side 13；1 right end of upper layer glass substrate
Face, right filling part 8,5 right side of lower layer's glass substrate are coplanar, form right side 14；The surface of the left side and right side is logical
It crosses ion-exchange and forms a chemical enhanced layer 9.
4 inclines of 1 left and right both ends apex angle upper surface of upper layer glass substrate lead to peracid treatment and form arc seamed edge 10.
It is provided with anti-splashing film on the outside of chemical enhanced layer, four sides of box body enhance intensity by ion exchange, but
If being once crushed, fragment has sharp keen wedge angle, and anti-splashing film is arranged on the outside of chemical enhanced layer, even if liquid crystal display is broken
It is broken, people will not be hurt.
Sealant is silicon gel, and upper layer glass substrate and lower layer's glass substrate are carried out adhesion and fixed.Organosilicon is solidifying
Glue work is a kind of optics joint adhesive, macromolecular chain segment relaxation exercise it is very capable, very strong internal friction can be generated by power
Can be converted to thermal energy, play the effect of damping.When by external force, isolation buffer energy can be played the role of.
Referring to Fig. 3, a kind of production method of the liquid crystal display of edge transition surface strengthening, it first will be upper using glass powder
Layer glass substrate 1 and the gap 12 of the left and right edge of lower layer glass substrate 5 are filled；Then it is corroded by the first acid processing
The crackle layer of left side 13 and right side 14 is removed, to remove glass surface defects；And by the method for ion exchange, by left side
Face 13 and right side 14 form chemical enhanced layer 9, and to prevent micro-crack, lateral inner is spread to left and right, to improve left and right side
The bending resistance and impact strength in face.The second acid finally is carried out to 4 inclines of upper layer glass substrate upper surface again to handle, and makes incline
Glass crack crest truncation reduces stress and concentrates, further enhances the intensity in edge transition face.
Specifically, a kind of production method of the liquid crystal display of edge transition surface strengthening, comprising the following steps:
Upper conductive layer 2 is arranged in 1 side of upper layer glass substrate in the first step, conductive under the setting of 5 side of lower layer's glass substrate
Layer 4；
Second step coats one layer of photoresists using photoetching process on upper conductive layer 2 and lower conductiving layer 4 respectively；
Liquid crystal hybrids are arranged between upper conductive layer 2 and lower conductiving layer 4 third step, form liquid crystal layer 3；
4th step is fixed upper layer glass substrate 1 and 5 adhesion of lower layer's glass substrate using sealant 6, upper layer glass substrate
1 there are the gaps 12 of 1mm with the left and right edge of lower layer's glass substrate 5；
5th step carries out upper layer glass substrate 1 and the gap 12 of the left and right edge of lower layer glass substrate 5 with glass powder
It fills and forms left filling part 7 and right filling part 8, the width of left filling part 7 and right filling part 8 is 1mm, with upper layer glass base
Plate, the end face of lower layer's glass substrate are coplanar, 1 left side of upper layer glass substrate, left filling part 7,5 left side of lower layer's glass substrate
Left side 13 is formed, 1 right side of upper layer glass substrate, right filling part 8,5 right side of lower layer's glass substrate form right side 14；
Upper and lower conductive layer is connect from upper layer glass substrate front end face and rear end face with electrode.
Glass powder are as follows: mass fraction is the modified polyimide adhesive of 1.5-2.0%；
6th step erodes left side 13 and right side 14 using the first acid solution respectively, to remove left side
With right side surface defect；
Specifically: left side 13 and right side 14 are dipped into the first acid solution that temperature is 20 DEG C 5 minutes respectively,
First acid solution is in 20% hydrofluoric acid solution；
Left side 13 and right side 14 are carried out chemical strengthening using ion exchanged soln by the 7th step respectively, form chemistry
Strengthening layer 9, to prevent micro-crack, lateral inner is spread to left and right, to improve the bending resistance and impact strength of left and right side；
Ion exchanged soln are as follows: KNO3Solution and K2SiO3、AlO3Mixed solution, KNO3Solution is enhancing Na2O-CaO-
SiO2It is the ideal fused salt of glass, the foreign ion in ion exchange process, with the extension of swap time, in fused salt
Content gradually increases, and seriously reduces the effect of stress enhancing.Objectionable impurities mainly has Na+、NO2 -、Ca2+、Sr2+、Ba2+、Pb2+
Deng, and Ca2+、Sr2+、Ba2+Glass surface of the equal foreign ions in left and right side is assembled, to K+Diffusion generate ameliorating effect,
Divalent ion is also spread to inside glass simultaneously, in glass again to K+Diffusion generates inhibiting effect.Ameliorating effect considerably beyond
Inhibiting effect, therefore in KNO3K is added in solution2SiO3、AlO3Substance, so that K+It is easy to spread to inside glass, increases fused salt
Service life.
Specifically: ion exchanged soln is warming up to 350 DEG C, display screen is clamped using fixture, by left side and right side
It successively immerses in ion exchanged soln, the depth of immersion is 0.5mm.
8th step carries out sour processing to 4 inclines of 1 upper surface of upper layer glass substrate, forms arc seamed edge 10.
Specifically: the second acid solution is smeared on 4 inclines of upper layer glass substrate upper surface, it is acid molten by second
Liquid corrodes 4 inclines and forms arc seamed edge, makes incline glass crack crest truncation, reduces stress and concentrates, to enhance the strong of incline
Degree.Due to only needing 4 inclines of upper layer glass substrate upper surface forming arc seamed edge, by the way of smearing, make
A possibility that contact area of second acid solution and glass edge transition face is less, reduces excessive acid corrosion.Second
Acid solution are as follows: 20% hydrofluoric acid and 98% sulfuric acid mixed configuration made of solution.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.
Claims (10)
1. a kind of liquid crystal display of edge transition surface strengthening, which is characterized in that including the upper layer glass substrate set gradually
(1), upper conductive layer (2), liquid crystal layer (3), lower conductiving layer (4) and lower layer's glass substrate (5), upper layer glass substrate (1) and lower layer
It is fixed between glass substrate (5) by sealant (6) adhesion；After sealant (6) is fixed, upper layer glass substrate (1) and lower layer's glass
Glass substrate (5) left and right edge there are gap (12), the gap (12) is respectively formed a left side after being filled with glass powder and fills out
Portion (7) and right filling part (8) are filled, upper layer glass substrate (1) left side, left filling part (7), lower layer's glass substrate (5) are left
End face is coplanar, is formed left side (13)；Upper layer glass substrate (1) right side, right filling part (8), lower layer's glass substrate (5)
Right side is coplanar, is formed right side (14)；The surface of the left side (13) and right side (14) is formed by ion-exchange
One chemical enhanced layer (9).
2. the liquid crystal display of edge transition surface strengthening according to claim 1, which is characterized in that the upper layer glass base
4 inclines of plate (1) left and right both ends apex angle upper surface lead to peracid treatment and form arc seamed edge (10).
3. the liquid crystal display of edge transition surface strengthening according to claim 1, which is characterized in that the gap glass
The mass fraction of powder is the modified polyimide adhesive of 1.5-2.0%.
4. the liquid crystal display of edge transition surface strengthening according to claim 1, which is characterized in that the chemical enhanced layer
(9) outside is provided with anti-splashing film (11).
5. the liquid crystal display of edge transition surface strengthening according to claim 1, which is characterized in that the sealant (6)
For silicon gel.
6. a kind of liquid crystal display production method of edge transition surface strengthening, which comprises the following steps:
S1, on upper layer, upper conductive layer (2) are arranged in glass substrate (1) side, and lower conductiving layer is arranged in lower layer's glass substrate (5) side
(4)；
S2 coats one layer of photoresists on upper conductive layer (2) and lower conductiving layer (4) respectively using photoetching process；
Liquid crystal hybrids are arranged between upper conductive layer (2) and lower conductiving layer (4) S3, are formed liquid crystal layer (3)；
S4 is fixed upper layer glass substrate (1) and lower layer's glass substrate (5) adhesion using sealant (6), upper layer glass substrate with
There are gap (12) for the left and right edge of lower layer's glass substrate；
S5 fills out upper layer glass substrate (1) and the gap (12) of lower layer glass substrate (5) left and right edge with glass powder
It fills to form left filling part (7) and right filling part (8), upper layer glass substrate (1) left side, left filling part (7), lower layer's glass substrate
(5) left side is coplanar, is formed left side (13), upper layer glass substrate (1) right side, right filling part (8), lower layer's glass substrate
(5) right side is coplanar, is formed right side (14)；
The modified polyimide adhesive that the gap (12) is 1.5-2.0% with the mass fraction of glass powder；
S6 erodes left side (13) and right side (14) using the first acid solution, respectively to remove left side and the right side
Side surface defect；
Left side (13) and right side (14) are carried out chemical strengthening using ion exchanged soln respectively, form chemical strengthening by S7
Layer (9).
7. the liquid crystal display production method of edge transition surface strengthening according to claim 6, it is characterised in that: further include
Following steps: S8, smearing the second acid solution on 4 inclines of upper layer glass substrate (1) upper surface, acid molten by second
Liquid corrodes 4 inclines and forms arc seamed edge (10).
8. the liquid crystal display production method of edge transition surface strengthening according to claim 6, it is characterised in that: described
One acid solution is 20% hydrofluoric acid.
9. the liquid crystal display production method of edge transition surface strengthening according to claim 6, it is characterised in that: it is described from
Son exchange solution are as follows: KNO3Solution and K2SiO3、AlO3Mixed solution.
10. the liquid crystal display production method of edge transition surface strengthening according to claim 6, it is characterised in that: described
Second acid solution is solution made of 40% hydrofluoric acid and 98% sulfuric acid mixed configuration.
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