CN104375329A - High seal strength flexible liquid crystal box and manufacturing method thereof - Google Patents
High seal strength flexible liquid crystal box and manufacturing method thereof Download PDFInfo
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- CN104375329A CN104375329A CN201410124717.7A CN201410124717A CN104375329A CN 104375329 A CN104375329 A CN 104375329A CN 201410124717 A CN201410124717 A CN 201410124717A CN 104375329 A CN104375329 A CN 104375329A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1341—Filling or closing of cells
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
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- Chemical & Material Sciences (AREA)
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Abstract
The invention relates to a high seal strength flexible liquid crystal box and a manufacturing method thereof. The flexible liquid crystal box comprises an upper flexible substrate, a lower flexible substrate, adhesive glue, an upper electrode, a lower electrode, an upper orientation film, a lower orientation film and a liquid crystal. The upper flexible substrate and the lower flexible substrate are both made of flexible plastic thin films. The high seal strength flexible liquid crystal box can solve the problems that border adhesives can be cracked easily and the sealing effect is poor, so that the crystal leakage phenomenon is avoided, the using effect is improved, and the service life is prolonged.
Description
Technical field
The invention belongs to display device technical field, relate to a kind of liquid crystal cell, particularly relate to a kind of flexible liquid crystal box and manufacture method thereof of high sealing intensity.
Background technology
Along with the develop rapidly of infotech, the critical role in display technique and market is more and more outstanding.Along with the display field of traditional TV, computer, portable terminal is ripe day by day.The liquid crystal display applied in the market is that base material is made with glass, it first makes ITO(Indium Tin Oxides on the glass substrate, nano indium tin metal oxide) figure, then through oriented layer printing and directional process, frame offset printing brush, dust, become the processes such as box, glass-cutting, perfusion liquid crystal, sealing, polarizer sheet sticking, inspection to complete the making of liquid crystal display.The liquid crystal display manufacture craft of glass substrate and technology comparative maturity, but owing to adopting glass substrate, the finished product made cannot bend, and not easily realizes frivolous portable requirement, and easily broken when being impacted or clash into.The multiplex ITO plastic base of current flexible liquid crystal display substrate, display becomes box mode to be the mode of printing epoxy frame glue laminating, the flexible liquid crystal display prepared in this way in use, because epoxy frame glue easily ftractures, sealing effectiveness is poor, so Lou brilliant phenomenon can be produced, thus have a strong impact on result of use and serviceable life.
The patent No. is " ZL201220036153.8 ", Authorization Notice No. is " CN202677029U ", name is called the Chinese utility model patent of " a kind of liquid crystal box of flexible liquid crystal display ", disclose a kind of liquid crystal box of flexible liquid crystal display, comprise compliant conductive base material, lower compliant conductive base material, lower PS support column, upper PI(Polyimide, polyimide) film, lower PI film, liquid crystal and frame adhesive, upper compliant conductive base material comprises polaroid, upper silicon dioxide layer and upper ito film, upper polaroid, upper silicon dioxide layer and upper ito film set gradually, lower compliant conductive base material comprises lower polaroid, lower silicon dioxide layer and lower ito film, lower polaroid, lower silicon dioxide layer and lower ito film set gradually, upper compliant conductive base material, lower compliant conductive base material and frame adhesive gluing, sealing form sealed internal chamber, liquid crystal is filled in sealed internal chamber, lower PS support column and liquid crystal are arranged between compliant conductive base material and lower compliant conductive base material, lower PS support column connects and lower compliant conductive base material, lower PI film is covered in described lower PS support column and lower compliant conductive base material, described upper PI film is covered in compliant conductive base material.Although this liquid crystal box of flexible liquid crystal display can play the effect of the thick support of box, but because it adopts single PS support column and the structure of frame adhesive, so still exist, frame adhesive easily ftractures, the problem of sealing effectiveness difference, thus cause producing the brilliant phenomenon of leakage, have a strong impact on result of use and serviceable life.
Application number is " 201210025021.X ", application publication number is " CN102566126A ", name is called the Chinese invention patent application of " a kind of forming method for flexible liquid crystal cell for liquid crystal display ", disclose a kind of forming method for flexible liquid crystal cell for liquid crystal display, comprise the following steps: ITO pattern makes, get polaroid, lower polaroid respectively as base material, sputter silicon dioxide layer on the surface at upper polaroid, lower polaroid respectively, then plate one deck ito film to make upper compliant conductive base material and lower compliant conductive base material; PS support column is arranged, and make lower PS support column in the ito film of lower compliant conductive base material, lower PS support column is connected to the ito film of lower compliant conductive base material; PI film applies, and the upper ITO pattern of upper compliant conductive base material and the lower ITO pattern of lower compliant conductive base material applies PI liquid respectively, rubs in certain direction to form directed upper PI film and lower PI film respectively after PI liquid hot setting with flannelette; Become box, be laminated upper compliant conductive base material, lower compliant conductive base material sylphon; The cutting of liquid crystal cell, adopts shearing or die-cut mode that liquid crystal cell is cut into unit box to liquid crystal cell; Perfusion, vacuumizes unit box, from the perfusing hole perfusion liquid crystal of unit box; Sealing, seals perfusing hole ultraviolet curing glue; Range estimation, or/and electrical measurement, checks by light table and electrical measurement and to the outer tube of product and display graphics.Although this flexible liquid crystal display becomes cassette method can provide a kind of flexible liquid crystal box that can make the thick support of box, but the flexible liquid crystal box made by it is the structure adopting single PS support column and frame adhesive, so it still exists, frame adhesive easily ftractures, the problem of sealing effectiveness difference, thus cause producing the brilliant phenomenon of leakage, have a strong impact on result of use and serviceable life.
On the whole, existing liquid crystal box of flexible liquid crystal display and manufacture method thereof exist that frame adhesive easily ftractures, the problem of sealing effectiveness difference more, thus produce the brilliant phenomenon of leakage, have a strong impact on result of use and serviceable life, for this reason, need a kind of flexible liquid crystal box and manufacture method thereof of the high sealing intensity that can overcome the above problems, to meet the needs of actual conditions.
Summary of the invention
The object of the invention is to, a kind of flexible liquid crystal box and manufacture method thereof of high sealing intensity is provided, easily ftractures to solve frame adhesive, the problem of sealing effectiveness difference, thus avoid leak brilliant phenomenon, improve result of use and serviceable life.
For achieving the above object, one aspect of the present invention provides a kind of flexible liquid crystal box of high sealing intensity, comprise flexible base, board, lower flexible base, board, adhesive glue, top electrode, bottom electrode, upper oriented film, lower oriented film and liquid crystal, described upper flexible base, board and lower flexible base, board all adopt flexible plastic film.
In above scheme preferably, described upper flexible base, board and lower flexible base, board adopt flexible ITO plastic sheeting and lower flexible ITO plastic sheeting respectively.
In above either a program preferably, described flexible ITO plastic sheeting is set in parallel in the top relative position of lower flexible ITO plastic sheeting.
In above either a program preferably, described flexible ITO plastic sheeting and lower flexible ITO plastic sheeting all adopt PET or PC conducting film to make.
In above either a program preferably, described flexible ITO plastic sheeting and lower flexible ITO plastic sheeting can bend, but not easily broken.
In above either a program preferably, described adhesive glue adopts frame adhesive and UV glue.
In above either a program preferably, described frame adhesive is bonded between flexible ITO plastic sheeting and lower flexible ITO plastic sheeting, forms the flexible liquid crystal box of sealing.
In above either a program preferably, described frame adhesive adopts epoxy glue.
In above either a program preferably, described UV be gluingly connected on outside frame adhesive, flexible liquid crystal box surrounding.
In above either a program preferably, outside frame adhesive, flexible liquid crystal box surrounding carries out boning after surface treatment UV glue through coupling agent.
In above either a program preferably, the parameter of described coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co) :≤30;
Density (ρ 20 DEG C, g/cm3): 1.043-1.053;
Index of refraction (nD 25 ° of C): 1.4285-1.4310;
Boiling point (DEG C): 255;
Purity (%): >=97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
In above either a program preferably, the parameter of described coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co): 30;
Density (ρ 20 DEG C, g/cm3): 1.043;
Index of refraction (nD 25 ° of C): 1.4285;
Boiling point (DEG C): 255;
Purity (%): 97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
In above either a program preferably, the parameter of described coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co): 25;
Density (ρ 20 DEG C, g/cm3): .053;
Index of refraction (nD 25 ° of C): 1.4310;
Boiling point (DEG C): 255;
Purity (%): 100.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
In above either a program preferably, the parameter of described coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co): 27;
Density (ρ 20 DEG C, g/cm3): 1.048;
Index of refraction (nD 25 ° of C): 1.430;
Boiling point (DEG C): 255;
Purity (%): >=97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
In above either a program preferably, the parameter of described UV glue:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 5000-10000;
Density (g/cm3): 0.80-1.10;
In solidification,
Positioning time (second): 8-12;
After solidification,
Hardness (shore D): 60-100;
Shrinkage factor (%): 2.4-3.2;
Water-intake rate (%): 0.5-1.4;
Heatproof (DEG C) :-40-250;
Solid content (%): 100;
Pulling strengrth (N): >=45;
Specific inductive capacity (1MHZ): 3.0-3.9;
Dielectric loss (1MHZ): 0.02-0.04;
Dielectric strength (Kv/mm): 16-20;
Dielectric strength (Kv/mm): 16-20.
In above either a program preferably, the parameter of described UV glue:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 5000;
Density (g/cm3): 0.80;
In solidification,
Positioning time (second): 8;
After solidification,
Hardness (shore D): 60;
Shrinkage factor (%): 2.4;
Water-intake rate (%): 0.5;
Heatproof (DEG C) :-40;
Solid content (%): 100;
Pulling strengrth (N): 45;
Specific inductive capacity (1MHZ): 3.0;
Dielectric loss (1MHZ): 0.02;
Dielectric strength (Kv/mm): 16;
Dielectric strength (Kv/mm): 16.
In above either a program preferably, the parameter of described UV glue:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 10000;
Density (g/cm3): 1.10;
In solidification,
Positioning time (second): 12;
After solidification,
Hardness (shore D): 100;
Shrinkage factor (%): 3.2;
Water-intake rate (%): 1.4;
Heatproof (DEG C): 250;
Solid content (%): 100;
Pulling strengrth (N): 50;
Specific inductive capacity (1MHZ): 3.9;
Dielectric loss (1MHZ): 0.04;
Dielectric strength (Kv/mm): 20;
Dielectric strength (Kv/mm): 20.
In above either a program preferably, the parameter of described UV glue:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 7500;
Density (g/cm3): 0.95;
In solidification,
Positioning time (second): 10;
After solidification,
Hardness (shore D): 80;
Shrinkage factor (%): 2.8;
Water-intake rate (%): 0.95;
Heatproof (DEG C): 105;
Solid content (%): 100;
Pulling strengrth (N): 47;
Specific inductive capacity (1MHZ): 3.45;
Dielectric loss (1MHZ): 0.03;
Dielectric strength (Kv/mm): 18;
Dielectric strength (Kv/mm): 18.
In above either a program preferably, described flexible liquid crystal box penetrates solidification by UV illumination.
In above either a program preferably, described top electrode and bottom electrode adopt ITO electrode and lower ITO electrode respectively.
In above either a program preferably, described upper ITO electrode is engraved on flexible ITO plastic sheeting upper surface.
In above either a program preferably, described lower ITO electrode is engraved on lower flexible ITO plastic sheeting lower surface.
In above either a program preferably, described upper oriented film and lower oriented film adopt PI oriented film and lower PI oriented film respectively.
In above either a program preferably, described upper PI oriented film is coated in ITO electrode.
In above either a program preferably, described lower PI oriented film is coated in lower ITO electrode.
In above either a program preferably, described flexible liquid crystal box also comprises multiple separating ball.
In above either a program preferably, separating ball is uniformly distributed.
In above either a program preferably, separating ball adopts the resin sphere of powder.
In above either a program preferably, separating ball is uniformly distributed.
In above either a program preferably, separating ball employing diameter is the resin sphere of powder of 3-10 micron.
In above either a program preferably, described separating ball is contained between flexible ITO plastic sheeting and lower flexible ITO plastic sheeting.
In above either a program preferably, described separating ball controls the interval on this between flexible ITO plastic sheeting and lower flexible ITO plastic sheeting.
In above either a program preferably, the side of described flexible liquid crystal box is provided with irrigation crystal mouth.
In above either a program preferably, described irrigation crystal mouth is arranged on centre or the upper position place of flexible liquid crystal box side.
In above either a program preferably, described irrigation crystal mouth is arranged on flexible liquid crystal box side surface upper part 1/4 or 1/3 position.
In above either a program preferably, liquid crystal is filled with in described flexible liquid crystal box.
For achieving the above object, one aspect of the present invention provides a kind of manufacture method of flexible liquid crystal box of high sealing intensity, comprises the following steps:
The first step, is first undertaken the flexible PET base material with ITO conducting film cleaning, drying and processing, obtains flexible ITO plastic sheeting;
Second step, is coated on flexible ITO plastic sheeting by photoresist;
3rd step, puts into exposure machine by the flexible ITO plastic sheeting being coated with photoresist and carries out exposure-processed;
4th step, the flexible ITO plastic sheeting being coated with photoresist after exposure-processed is placed in alkaline solution carry out developing, clean, drying and processing;
5th step, puts the flexible ITO plastic sheeting after drying and processing and carries out ITO etch processes in an acidic solution;
6th step, is undertaken the flexible ITO plastic sheeting after ITO etch processes cleaning, striping, drying and processing, obtains ITO electrode;
7th step, is applying PI oriented film with on the flexible ITO plastic sheeting of ITO electrode;
8th step, carries out prebake and solidification process by the PI oriented film of coating;
9th step, carries out directional process by the PI oriented film be cured;
Tenth step, the side printing frame adhesive of PI oriented film on upper flexible ITO plastic sheeting has;
11 step, carries out preliminary drying process by frame adhesive;
12 step, lower flexible ITO plastic sheeting has the side printing conductiving point glue of lower PI oriented film;
13 step, by the article that the 12 step obtains, multiple separating ball is sprayed in the side its lower flexible ITO plastic sheeting with lower PI oriented film;
14 step, the article that the article obtain the 11 step and the 13 step obtain carry out combinations of pairs;
15 step, is cured process by the flexible liquid crystal box substrate obtained after combination.
In above scheme preferably, the manufacture method of the flexible liquid crystal box of described high sealing intensity, after the 15 step, after the flexible liquid crystal box substrate obtained after being about to combination is cured process, obtained undersized simple grain flexible liquid crystal box after adopting laser technology cutting.
In above either a program preferably, the manufacture method of the flexible liquid crystal box of described high sealing intensity, at the surrounding spot printing UV glue of simple grain flexible liquid crystal box, and forms the flexible liquid crystal box of high sealing intensity through illumination curing.
In above either a program preferably, outside frame adhesive, flexible liquid crystal box surrounding carries out boning after surface treatment UV glue through coupling agent.
In above either a program preferably, the parameter of coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co) :≤30;
Density (ρ 20 DEG C, g/cm3): 1.043-1.053;
Index of refraction (nD 25 ° of C): 1.4285-1.4310;
Boiling point (DEG C): 255;
Purity (%): >=97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
In above either a program preferably, the parameter of described coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co): 30;
Density (ρ 20 DEG C, g/cm3): 1.043;
Index of refraction (nD 25 ° of C): 1.4285;
Boiling point (DEG C): 255;
Purity (%): 97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
In above either a program preferably, the parameter of described coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co): 25;
Density (ρ 20 DEG C, g/cm3): .053;
Index of refraction (nD 25 ° of C): 1.4310;
Boiling point (DEG C): 255;
Purity (%): 100.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
In above either a program preferably, the parameter of described coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co): 27;
Density (ρ 20 DEG C, g/cm3): 1.048;
Index of refraction (nD 25 ° of C): 1.430;
Boiling point (DEG C): 255;
Purity (%): >=97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
In above either a program preferably, the parameter of described UV glue:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 5000-10000;
Density (g/cm3): 0.80-1.10;
In solidification,
Positioning time (second): 8-12;
After solidification,
Hardness (shore D): 60-100;
Shrinkage factor (%): 2.4-3.2;
Water-intake rate (%): 0.5-1.4;
Heatproof (DEG C) :-40-250;
Solid content (%): 100;
Pulling strengrth (N): >=45;
Specific inductive capacity (1MHZ): 3.0-3.9;
Dielectric loss (1MHZ): 0.02-0.04;
Dielectric strength (Kv/mm): 16-20;
Dielectric strength (Kv/mm): 16-20.
In above either a program preferably, the parameter of described UV glue:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 5000;
Density (g/cm3): 0.80;
In solidification,
Positioning time (second): 8;
After solidification,
Hardness (shore D): 60;
Shrinkage factor (%): 2.4;
Water-intake rate (%): 0.5;
Heatproof (DEG C) :-40;
Solid content (%): 100;
Pulling strengrth (N): 45;
Specific inductive capacity (1MHZ): 3.0;
Dielectric loss (1MHZ): 0.02;
Dielectric strength (Kv/mm): 16;
Dielectric strength (Kv/mm): 16.
In above either a program preferably, the parameter of described UV glue:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 10000;
Density (g/cm3): 1.10;
In solidification,
Positioning time (second): 12;
After solidification,
Hardness (shore D): 100;
Shrinkage factor (%): 3.2;
Water-intake rate (%): 1.4;
Heatproof (DEG C): 250;
Solid content (%): 100;
Pulling strengrth (N): 50;
Specific inductive capacity (1MHZ): 3.9;
Dielectric loss (1MHZ): 0.04;
Dielectric strength (Kv/mm): 20;
Dielectric strength (Kv/mm): 20.
In above either a program preferably, the parameter of described UV glue:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 7500;
Density (g/cm3): 0.95;
In solidification,
Positioning time (second): 10;
After solidification,
Hardness (shore D): 80;
Shrinkage factor (%): 2.8;
Water-intake rate (%): 0.95;
Heatproof (DEG C): 105;
Solid content (%): 100;
Pulling strengrth (N): 47;
Specific inductive capacity (1MHZ): 3.45;
Dielectric loss (1MHZ): 0.03;
Dielectric strength (Kv/mm): 18;
Dielectric strength (Kv/mm): 18.
Compared with prior art, the present invention has the following advantages:
The flexible liquid crystal box of high sealing intensity of the present invention and manufacture method thereof, its adopt flexible plastic material replace traditional glass material as baseplate material, and adopt frame adhesive to fit, the solid mode of UV rubber seal, there is thickness thin, flexible, non-friable, withstand voltage and sealing intensity advantages of higher, frame adhesive can be solved easily ftracture, the problem of sealing effectiveness difference, thus avoid leak brilliant phenomenon, improve result of use and serviceable life, improve transmittance simultaneously, improve display resolution, thus raising display effect, improve degree of stability, solution display noise is large, the problem of bulk strength and poor stability, the needs of actual conditions can be met.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the invention will be further described:
Fig. 1 is the adhesive structure schematic diagram of the flexible liquid crystal box embodiment according to high sealing intensity of the present invention;
Fig. 2 is the structure cut-open view of the flexible liquid crystal box embodiment according to high sealing intensity of the present invention.
Wherein, 1 is upper flexible ITO(Indium Tin Oxides, nano indium tin metal oxide) plastic sheeting, 2 is lower flexible ITO plastic sheeting, and 3 is frame adhesive, and 4 is upper ITO electrode, 5 is lower ITO electrode, 6 is upper PI(Polyimide, polyimide) oriented film, 7 is lower PI oriented film, 8 is separating ball, 9 is UV(radiation curing) glue, 10 is irrigation crystal mouth, and 11 is flexible liquid crystal box.
Embodiment
In order to understand the present invention better, below in conjunction with specific embodiment, the present invention is explained in detail.But, obviously can carry out different modification and remodeling to the present invention and not exceed the wider spirit and scope of the present invention of appended claims.Therefore, following examples have exemplary and hard-core implication.
Embodiment 1:
A flexible liquid crystal box for high sealing intensity, comprises flexible base, board, lower flexible base, board, adhesive glue, top electrode, bottom electrode, upper oriented film, lower oriented film and liquid crystal, and described upper flexible base, board and lower flexible base, board all adopt flexible plastic film.
Embodiment 2:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 1, difference is, described upper flexible base, board and lower flexible base, board adopt flexible ITO plastic sheeting 1 and lower flexible ITO plastic sheeting 2 respectively.
Embodiment 3:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 2, difference is, described flexible ITO plastic sheeting 1 is set in parallel in the top relative position of lower flexible ITO plastic sheeting 2.
Embodiment 4:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 3, difference is, described flexible ITO plastic sheeting 1 and lower flexible ITO plastic sheeting 2 all adopt PET(polyethylene terephthalate) conducting film makes.Described flexible ITO plastic sheeting 1 and lower flexible ITO plastic sheeting 2 can bend, but not easily broken.
Embodiment 5:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 3, difference is, described flexible ITO plastic sheeting 1 and lower flexible ITO plastic sheeting 2 all adopt PC(Polycarbonate, polycarbonate) conducting film makes.Described flexible ITO plastic sheeting 1 and lower flexible ITO plastic sheeting 2 can bend, but not easily broken.
Embodiment 6:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 4, difference is, described adhesive glue adopts frame adhesive 3 and UV glue 9.
Embodiment 7:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 6, difference is, described frame adhesive 3 is bonded between flexible ITO plastic sheeting 1 and lower flexible ITO plastic sheeting 2, forms the flexible liquid crystal box 11 of sealing.
Embodiment 8:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 7, difference is, described frame adhesive 3 adopts epoxy glue.
Embodiment 9:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 8, difference is, described UV glue 9 is bonded in outside frame adhesive 3, flexible liquid crystal box 11 surrounding.
Embodiment 10:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 9, difference is, outside frame adhesive 3, flexible liquid crystal box 11 surrounding carries out boning after surface treatment UV glue 9 through coupling agent.What bond to make flexible base, board is more firm.
Embodiment 11:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 10, difference is, the parameter of described coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co) :≤30;
Density (ρ 20 DEG C, g/cm3): 1.043-1.053;
Index of refraction (nD 25 ° of C): 1.4285-1.4310;
Boiling point (DEG C): 255;
Purity (%): >=97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
Embodiment 12:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 11, difference is, the parameter of described UV glue (9):
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 5000-10000;
Density (g/cm3): 0.80-1.10;
In solidification,
Positioning time (second): 8-12;
After solidification,
Hardness (shore D): 60-100;
Shrinkage factor (%): 2.4-3.2;
Water-intake rate (%): 0.5-1.4;
Heatproof (DEG C) :-40-250;
Solid content (%): 100;
Pulling strengrth (N): >=45;
Specific inductive capacity (1MHZ): 3.0-3.9;
Dielectric loss (1MHZ): 0.02-0.04;
Dielectric strength (Kv/mm): 16-20;
Dielectric strength (Kv/mm): 16-20.
Embodiment 13:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 12, difference is, described flexible liquid crystal box 11 penetrates solidification by UV illumination.
Embodiment 14:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 13, difference is, described top electrode and bottom electrode adopt ITO electrode 4 and lower ITO electrode 5 respectively.
Embodiment 15:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 14, difference is, described upper ITO electrode 4 is engraved on flexible ITO plastic sheeting 1 upper surface.
Embodiment 16:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 15, difference is, described lower ITO electrode 5 is engraved on lower flexible ITO plastic sheeting 2 lower surface.
Embodiment 17:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 16, difference is, described upper oriented film and lower oriented film adopt PI oriented film 6 and lower PI oriented film 7 respectively.
Embodiment 18:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 17, difference is, described upper PI oriented film 6 is coated in ITO electrode 4; Described lower PI oriented film 7 is coated in lower ITO electrode 5.
Embodiment 19:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 18, difference is, described flexible liquid crystal box 11 also comprises multiple separating ball 8.
Embodiment 20:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 19, difference is, described separating ball 8 is contained between flexible ITO plastic sheeting 1 and lower flexible ITO plastic sheeting 2.Described separating ball 8 controls the interval on this between flexible ITO plastic sheeting 1 and lower flexible ITO plastic sheeting 2.
Embodiment 21:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 20, difference is, the separating ball 8 resin sphere of powder is uniformly distributed.
Embodiment 22:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 21, difference is, the side of described flexible liquid crystal box 11 is provided with irrigation crystal mouth 10.
Embodiment 23:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 22, difference is, described irrigation crystal mouth is arranged on the middle position of flexible liquid crystal box side.
Embodiment 24:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 22, difference is, described irrigation crystal mouth is arranged on flexible liquid crystal box side surface upper part 1/4 position.
Embodiment 25:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 22, difference is, described irrigation crystal mouth is arranged on flexible liquid crystal box side surface upper part 1/3 position.
Embodiment 26:
A flexible liquid crystal box for high sealing intensity, similar to embodiment 22, difference is, is filled with liquid crystal in described flexible liquid crystal box 11.
Embodiment 27:
A manufacture method for the flexible liquid crystal box of high sealing intensity, comprises the following steps:
The first step, is first undertaken the flexible PET base material with ITO conducting film cleaning, drying and processing, obtains flexible ITO plastic sheeting;
Second step, is coated on flexible ITO plastic sheeting by photoresist;
3rd step, puts into exposure machine by the flexible ITO plastic sheeting being coated with photoresist and carries out exposure-processed;
4th step, the flexible ITO plastic sheeting being coated with photoresist after exposure-processed is placed in alkaline solution carry out developing, clean, drying and processing;
5th step, puts the flexible ITO plastic sheeting after drying and processing and carries out ITO etch processes in an acidic solution;
6th step, is undertaken the flexible ITO plastic sheeting after ITO etch processes cleaning, striping, drying and processing, obtains ITO electrode;
7th step, is applying PI oriented film with on the flexible ITO plastic sheeting of ITO electrode;
8th step, carries out prebake and solidification process by the PI oriented film of coating;
9th step, carries out directional process by the PI oriented film be cured;
Tenth step, the side printing frame adhesive 3 of PI oriented film 6 on upper flexible ITO plastic sheeting 1 has;
11 step, carries out preliminary drying process by frame adhesive 3;
12 step, lower flexible ITO plastic sheeting 2 has the side printing conductiving point glue of lower PI oriented film 7;
13 step, by the article that the 12 step obtains, multiple separating ball 8 is sprayed in the side its lower flexible ITO plastic sheeting 2 with lower PI oriented film 7;
14 step, the article that the article obtain the 11 step and the 13 step obtain carry out combinations of pairs;
15 step, is cured process by the flexible liquid crystal box substrate obtained after combination.
Embodiment 28:
A kind of manufacture method of flexible liquid crystal box of high sealing intensity, similar to embodiment 27, difference is, after the 15 step, after the flexible liquid crystal box substrate obtained after being about to combination is cured process, obtained undersized simple grain flexible liquid crystal box 11 after adopting laser technology cutting.
Embodiment 29:
A manufacture method for the flexible liquid crystal box of high sealing intensity, similar to embodiment 28, difference is, at the surrounding spot printing UV glue 9 of simple grain flexible liquid crystal box 11, and forms the flexible liquid crystal box 11 of high sealing intensity through illumination curing.
Embodiment 30:
A manufacture method for the flexible liquid crystal box of high sealing intensity, similar to embodiment 29, difference is, outside frame adhesive 3, flexible liquid crystal box 11 surrounding carries out boning after surface treatment UV glue 9 through coupling agent.What bond to make flexible base, board is more firm.
Embodiment 31:
A manufacture method for the flexible liquid crystal box of high sealing intensity, similar to embodiment 30, difference is, the parameter of coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co) :≤30;
Density (ρ 20 DEG C, g/cm3): 1.043-1.053;
Index of refraction (nD 25 ° of C): 1.4285-1.4310;
Boiling point (DEG C): 255;
Purity (%): >=97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
Embodiment 32:
A manufacture method for the flexible liquid crystal box of high sealing intensity, similar to embodiment 30, difference is, the parameter of coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co): 30;
Density (ρ 20 DEG C, g/cm3): 1.043;
Index of refraction (nD 25 ° of C): 1.4285;
Boiling point (DEG C): 255;
Purity (%): 97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
Embodiment 33:
A manufacture method for the flexible liquid crystal box of high sealing intensity, similar to embodiment 30, difference is, the parameter of coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co): 25;
Density (ρ 20 DEG C, g/cm3): .053;
Index of refraction (nD 25 ° of C): 1.4310;
Boiling point (DEG C): 255;
Purity (%): 100.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
Embodiment 34:
A manufacture method for the flexible liquid crystal box of high sealing intensity, similar to embodiment 30, difference is, the parameter of coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co): 27;
Density (ρ 20 DEG C, g/cm3): 1.048;
Index of refraction (nD 25 ° of C): 1.430;
Boiling point (DEG C): 255;
Purity (%): >=97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
Embodiment 35:
A manufacture method for the flexible liquid crystal box of high sealing intensity, similar to embodiment 31, difference is, the parameter of described UV glue 9:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 5000-10000;
Density (g/cm3): 0.80-1.10;
In solidification,
Positioning time (second): 8-12;
After solidification,
Hardness (shore D): 60-100;
Shrinkage factor (%): 2.4-3.2;
Water-intake rate (%): 0.5-1.4;
Heatproof (DEG C) :-40-250;
Solid content (%): 100;
Pulling strengrth (N): >=45;
Specific inductive capacity (1MHZ): 3.0-3.9;
Dielectric loss (1MHZ): 0.02-0.04;
Dielectric strength (Kv/mm): 16-20;
Dielectric strength (Kv/mm): 16-20.
Embodiment 36:
A manufacture method for the flexible liquid crystal box of high sealing intensity, similar to embodiment 31, difference is, the parameter of described UV glue 9:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 5000;
Density (g/cm3): 0.80;
In solidification,
Positioning time (second): 8;
After solidification,
Hardness (shore D): 60;
Shrinkage factor (%): 2.4;
Water-intake rate (%): 0.5;
Heatproof (DEG C) :-40;
Solid content (%): 100;
Pulling strengrth (N): 45;
Specific inductive capacity (1MHZ): 3.0;
Dielectric loss (1MHZ): 0.02;
Dielectric strength (Kv/mm): 16;
Dielectric strength (Kv/mm): 16.
Embodiment 37:
A manufacture method for the flexible liquid crystal box of high sealing intensity, similar to embodiment 31, difference is, the parameter of described UV glue 9:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 10000;
Density (g/cm3): 1.10;
In solidification,
Positioning time (second): 12;
After solidification,
Hardness (shore D): 100;
Shrinkage factor (%): 3.2;
Water-intake rate (%): 1.4;
Heatproof (DEG C): 250;
Solid content (%): 100;
Pulling strengrth (N): 50;
Specific inductive capacity (1MHZ): 3.9;
Dielectric loss (1MHZ): 0.04;
Dielectric strength (Kv/mm): 20;
Dielectric strength (Kv/mm): 20.
Embodiment 38:
A manufacture method for the flexible liquid crystal box of high sealing intensity, similar to embodiment 31, difference is, the parameter of described UV glue 9:
Before solidification,
Outward appearance: colourless or light yellow transparent liquid;
Viscosity (mpa.s, 25 DEG C): 7500;
Density (g/cm3): 0.95;
In solidification,
Positioning time (second): 10;
After solidification,
Hardness (shore D): 80;
Shrinkage factor (%): 2.8;
Water-intake rate (%): 0.95;
Heatproof (DEG C): 105;
Solid content (%): 100;
Pulling strengrth (N): 47;
Specific inductive capacity (1MHZ): 3.45;
Dielectric loss (1MHZ): 0.03;
Dielectric strength (Kv/mm): 18;
Dielectric strength (Kv/mm): 18.
The flexible liquid crystal box of high strength of the present invention and manufacture method thereof, its manufacture method mainly comprises two large operations, first operation is front middle operation: the electrode manufacturing process namely flexible ITO plastic sheeting 1 and this lower flexible ITO plastic sheeting 2 making ITO electrode 4 and lower ITO electrode 5 on this, and namely the above-mentioned first step is to the 6th step; And in flexible liquid crystal box 11 on the surface of upper ITO electrode 4 that flexible ITO plastic sheeting 1 and this lower flexible ITO plastic sheeting 2 make and lower ITO electrode 5 do PI oriented film 6 and lower PI oriented film 7, namely above-mentioned 7th step is to the 9th step; And the flexible ITO plastic sheeting with upper PI oriented film 6 and lower PI oriented film 7 is combined, namely make the sylphon of flexible liquid crystal box 11, namely above-mentioned tenth step is to the 15 step; Operation after manufacturing process's second operation of flexible liquid crystal box 11: obtained undersized simple grain flexible liquid crystal box 11 after adopting laser technology cutting.
Claims (10)
1. the flexible liquid crystal box of a high sealing intensity, comprise flexible base, board, lower flexible base, board, adhesive glue, top electrode, bottom electrode, upper oriented film, lower oriented film and liquid crystal, it is characterized in that: described upper flexible base, board and lower flexible base, board all adopt flexible plastic film.
2. the flexible liquid crystal box of high sealing intensity as claimed in claim 1, is characterized in that: described upper flexible base, board and lower flexible base, board adopt flexible ITO plastic sheeting (1) and lower flexible ITO plastic sheeting (2) respectively.
3. the flexible liquid crystal box of high sealing intensity as claimed in claim 2, is characterized in that: upper flexible ITO plastic sheeting (1) is set in parallel in the top relative position of lower flexible ITO plastic sheeting (2).
4. the flexible liquid crystal box of high sealing intensity as claimed in claim 3, is characterized in that: upper flexible ITO plastic sheeting (1) and lower flexible ITO plastic sheeting (2) all adopt PET or PC conducting film to make.
5. the flexible liquid crystal box of high sealing intensity as claimed in claim 4, is characterized in that: described adhesive glue adopts frame adhesive (3) and UV glue (9).
6. a manufacture method for the flexible liquid crystal box of high sealing intensity, comprises the following steps:
The first step, is first undertaken the flexible PET base material with ITO conducting film cleaning, drying and processing, obtains flexible ITO plastic sheeting;
Second step, is coated on flexible ITO plastic sheeting by photoresist;
3rd step, puts into exposure machine by the flexible ITO plastic sheeting being coated with photoresist and carries out exposure-processed;
4th step, the flexible ITO plastic sheeting being coated with photoresist after exposure-processed is placed in alkaline solution carry out developing, clean, drying and processing;
5th step, puts the flexible ITO plastic sheeting after drying and processing and carries out ITO etch processes in an acidic solution;
6th step, is undertaken the flexible ITO plastic sheeting after ITO etch processes cleaning, striping, drying and processing, obtains ITO electrode;
7th step, is applying PI oriented film with on the flexible ITO plastic sheeting of ITO electrode;
8th step, carries out prebake and solidification process by the PI oriented film of coating;
9th step, carries out directional process by the PI oriented film be cured;
Tenth step, has side printing frame adhesive (3) of upper PI oriented film (6) upper flexible ITO plastic sheeting (1);
11 step, carries out preliminary drying process by frame adhesive (3);
12 step, lower flexible ITO plastic sheeting (2) has the side printing conductiving point glue of lower PI oriented film (7);
13 step, by the article that the 12 step obtains, multiple separating ball (8) is sprayed in the side its lower flexible ITO plastic sheeting (2) with lower PI oriented film (7);
14 step, the article that the article obtain the 11 step and the 13 step obtain carry out combinations of pairs;
15 step, is cured process by the flexible liquid crystal box substrate (11) obtained after combination.
7. the manufacture method of the flexible liquid crystal box of high sealing intensity as claimed in claim 6, it is characterized in that: after the 15 step, after the flexible liquid crystal box substrate obtained after being about to combination is cured process, obtained undersized simple grain flexible liquid crystal box after adopting laser technology cutting.
8. the manufacture method of the flexible liquid crystal box of high sealing intensity as claimed in claim 7, is characterized in that: at surrounding spot printing UV glue (9) of simple grain flexible liquid crystal box (11), and forms the flexible liquid crystal box (11) of high sealing intensity through illumination curing.
9. the manufacture method of the flexible liquid crystal box of high sealing intensity as claimed in claim 8, is characterized in that: the UV glue (9) that bonds after surface treatment is carried out through coupling agent in frame adhesive (3) outside, flexible liquid crystal box (11) surrounding.
10. the manufacture method of the flexible liquid crystal box of high sealing intensity as claimed in claim 9, is characterized in that: the parameter of described coupling agent:
Outward appearance: micro-yellow is to colourless transparent liquid;
Color (Pt-Co) :≤30;
Density (ρ 20 DEG C, g/cm3): 1.043-1.053;
Index of refraction (nD 25 ° of C): 1.4285-1.4310;
Boiling point (DEG C): 255;
Purity (%): >=97.0;
Dissolubility: dissolve in methyl alcohol, ethanol, b propanol, acetone, benzene,toluene,xylene, under agitation dissolves in the water of PH=4 after hydrolysis, and hydrolysis produces methyl alcohol.
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| CN201410124717.7A CN104375329A (en) | 2014-03-31 | 2014-03-31 | High seal strength flexible liquid crystal box and manufacturing method thereof |
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Application publication date: 20150225 |