CN107390303A - Optical film, display panel module and manufacturing method thereof - Google Patents
Optical film, display panel module and manufacturing method thereof Download PDFInfo
- Publication number
- CN107390303A CN107390303A CN201710481920.3A CN201710481920A CN107390303A CN 107390303 A CN107390303 A CN 107390303A CN 201710481920 A CN201710481920 A CN 201710481920A CN 107390303 A CN107390303 A CN 107390303A
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- diaphragm
- blooming piece
- adhesion layer
- agent
- metal ion
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- 239000012994 photoredox catalyst Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 description 1
- BAZVSMNPJJMILC-UHFFFAOYSA-N triadimenol Chemical compound C1=NC=NN1C(C(O)C(C)(C)C)OC1=CC=C(Cl)C=C1 BAZVSMNPJJMILC-UHFFFAOYSA-N 0.000 description 1
- 229960001124 trientine Drugs 0.000 description 1
- QQQSFSZALRVCSZ-UHFFFAOYSA-N triethoxysilane Chemical compound CCO[SiH](OCC)OCC QQQSFSZALRVCSZ-UHFFFAOYSA-N 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Polarising Elements (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides an optical film, which comprises a polarizing plate and an adhesion layer, wherein the polarizing plate comprises a polarizing film, a first protective film and a second protective film, the first protective film and the second protective film are respectively positioned on two sides of the polarizing film, and the water contact angle of one surface of the first protective film is between 12 and 25 degrees; the adhesive layer is formed on the surface of the first protective film and is formed by an adhesive containing a bridging agent.
Description
Technical field
The present invention is related to the manufacture method of blooming piece, display panel module and correlation；Especially there is high-weatherability
Blooming piece, display panel module and correlation manufacture method.
Background technology
The utilization of liquid crystal display panel is more and more extensive, and blooming piece such as Polarizer thereon is after it has been manufactured, it is necessary to should
The environment of liquid crystal display panel is largely used used in curved surface, vehicle-mounted, industrial, outdoor, medical etc., because environmental condition is more general
It is indoor severe, such as high temperature or stress influence, the weather resistance of Polarizer in itself is not only required, to the weather-proof of Polarizer adhesive agent
Performance is also a major challenge.
The content of the invention
In order to solve the above problems, the present invention proposes a kind of blooming piece and display panel module, has preferably weather-proof
Property, a kind of manufacture method of related blooming piece and display panel module is also proposed in addition.
The present invention proposes that a kind of blooming piece, including Polarizer and adhesion layer, wherein Polarizer include light polarizing film and difference
The first diaphragm and the second diaphragm positioned at both sides, the water contact angle on a surface of the first diaphragm is 12 °~25 °；Stick together
Layer is formed in the aforementioned surfaces of the first diaphragm, is formed by the adhesive agent comprising a bridging agent.
The present invention proposes a kind of blooming piece, including Polarizer and adhesion layer in addition, wherein Polarizer include light polarizing film and
It is located at the first diaphragm and the second diaphragm of both sides respectively, the content of the metal ion of the first diaphragm is more than 10ppm and not
More than 40ppm；Adhesion layer is formed in the aforementioned surfaces of the first diaphragm, is formed by the adhesive agent comprising a bridging agent.
The present invention proposes a kind of display panel module, including panel substrate and aforementioned optical diaphragm, wherein light in addition
The adhesion layer for learning diaphragm engages with panel substrate.
The present invention proposes a kind of blooming piece manufacture method in addition, comprises the following steps：Diaphragm, wherein diaphragm are provided
With first surface and the second surface relative with first surface；Basification diaphragm, the water contact angle of first surface is set to be situated between
Between 12 °~25 °；And adhesion layer is bonded on the first surface of diaphragm, wherein adhesion layer is formed by adhesive agent.
The present invention proposes a kind of display panel module making method in addition, comprises the following steps：Panel substrate is provided；
And the blooming piece made by aforementioned optical diaphragm manufacture method is conformed into panel substrate, wherein blooming piece is glutinous
Layer to engage with panel substrate.
In summary, the basification parameter of the invention by controlling diaphragm so that the protection that will be contacted with adhesion layer
Film surface has relatively low water contact angle and retains more hydroxyl, and the formula for varying without adhesion layer can be simpler
Mode lifted adhesion layer fit in after substrate through when adhesion, increase the weatherability of display panel module.
Brief description of the drawings
Fig. 1 is the schematic diagram according to the optical diaphragm structure of one embodiment of the invention.
Fig. 2 is the schematic diagram according to the display panel module of one embodiment of the invention.
Fig. 3 is the manufacture method flow chart according to the display panel module of one embodiment of the invention.
【Symbol description】
1：Blooming piece
2：Display panel module
10：Polarizer
11：Light polarizing film
12：Diaphragm
13：Following layer
20：Mould release membrance
30：Adhesion layer
50：Substrate
121、301：First surface
122、302：Second surface
310~350：Step
Embodiment
Embodying some exemplary embodiments of this case features and advantages will describe in detail in the explanation of back segment.It should be understood that
This case can have various changes in different patterns, and it does not all depart from the scope of this case, and explanation therein and schema
Inherently it is illustrated as being used, and is not used to limit this case.
Fig. 1 is to include inclined according to the schematic diagram of the optical diaphragm structure of one embodiment of the invention, blooming piece 1 of the invention
Tabula rasa 10 and the adhesion layer 30 for being coated on the surface of Polarizer 10, in the opposite side of adhesion layer 30 covered with mould release membrance 20, and Polarizer
10 include light polarizing film 11 and are attached to the diaphragm 12 of both sides.
In one embodiment, the diaphragm 12 of wherein one or both sides can be single or plural film layer.In one embodiment,
Wherein the diaphragm 12 of one or both sides can be with functional diaphragm, such as compensate film.In one embodiment, optical film
Piece 1 still includes other single or plural layer protectiveness or functional optical film layer, for example, can be to optical gain, orientation,
The helpful layer such as compensation, steering, orthogonal, diffusion, protection, anti-stick, scratch resistance, anti-dizzy, reflection suppression, high index of refraction, can example
Such as it is with control viewing angle compensation or the alignment liquid crystal layer of birefringence (birefraction) characteristic, easy joining process layer, hard
The various surface-treated layers such as coating, anti-reflecting layer, anti-stick layer, diffusion layer, antiglare layer.
The material of mould release membrance 20 can be PET (polyethylene terephthalate, PET),
Polybutylene terephthalate, makrolon, poly- aryl esters, polyester resin, olefin resin, acetyl cellulose resins, acrylic acid
Resin, polyethylene (polyethylene, PE), polypropylene (polypropylene, PP), cyclic olefin resins or combinations of the above.
Adhesion layer 30 is formed by adhesive agent, can be a pressure-sensitive adhesive agent (pressure in one embodiment
Sensitive adhesive, PSA), the composition of adhesive agent mainly includes but is not limited to：(A) host, (B) bridging agent and (C) silicon
Alkane coupling agent, each composition will be illustrated below.
(A) host：
Host includes at least one (methyl) acrylate, below, (methyl) acrylate mean acrylate or
Methacrylate it is any, remaining occur " (methyl) " connotation can also this analogize.(methyl) acrylate for example may be used
Selection is certainly：(methyl) methyl acrylate, (methyl) ethyl acrylate, (methyl) propyl acrylate, (methyl) n-butyl acrylate,
Straight-chain (methyl) alkyl acrylate of (methyl) n-octyl, (methyl) acrylic acid hendecane ester etc.；Or for example may be used
Selection is certainly：The branched of (methyl) isobutyl acrylate, (methyl) 2-EHA, (methyl) Isooctyl acrylate monomer etc.
(methyl) alkyl acrylate；Or for example it may be selected certainly：(methyl) acrylic acid 2- methoxy acrylates, (methyl) ethioxy
Methyl esters etc. has (methyl) alkyl acrylate that alkoxy substitutes.In addition, (methyl) acrylate can contain aryl, such as (methyl)
Benzyl acrylate etc.；Or (methyl) acrylate can contain aryloxy group, such as (methyl) acrylic acid 2- phenoxy ethyls, (first
Base) acrylic acid 2- (2- phenoxy groups) ethyl ester, oxirane modification nonyl phenol (methyl) acrylate, (methyl) third
Olefin(e) acid 2- (o- phenylphenoxy) ethyl ester etc..It is the main of adhesion layer to complete dried crosslinking (methyl) acrylate of solidification
Composition and framework.
In one embodiment, host can include formula as below ratio：The parts by weight of butyl acrylate (BA) 40~90, propylene
Below the sour parts by weight of methyl esters (MA) 10~40, the parts by weight of acrylic acid (AA) 1, the parts by weight of acrylic acid 2- hydroxy methacrylates (HEA) 5 with
Under, below the parts by weight of acrylic acid 2- methoxy acrylates (MEA) 5, the parts by weight of acrylic acid 2- phenoxy ethyls (PEA) 4~10.One
In embodiment, the mean molecule quantity of host is between 120~1,700,000, and Mw/Mn is between 3.5~5.
(B) bridging agent：
Bridging agent can help (methyl) acrylate monomer in host to produce crosslinking, form network structure, and raising is sticked together
The intensity of layer, the intramolecular of bridging agent have at least two functional groups, can be with the pole of (methyl) acrylate monomer in host
Property functional group's reaction, its species has epoxy bridging agent, isocyanates system bridging agent, imines system bridging agent, metal chelating syzygy frame
Bridge agent, aziridine system bridging agent, one of which may be selected or mix a variety of bridging agents, the total amount of bridging agent is 0.05~10 weight
Part or 0.05~10 weight % for accounting for adhesive agent, if the ratio of bridging agent is too low, though part adhesion can be increased, formed
Adhesion layer cohesive force deficiency, foamed phenomenon can be produced during high temperature test.
Epoxy bridging agent for example may be selected certainly：The epoxy resin of bisphenol A-type, ethylene glycol diglycidylether, poly- second two
Alcohol diglycidyl ether, glycerin diglycidyl ether, glycerin triglycidyl ether, 1,6 hexanediol diglycidylether,
Trihydroxymethylpropanyltri diglycidyl ether, N, N- diglycidylanilines, N, N, N ', N '-four glycidyl group-m- diformazan
Double (N, N- diglycidyl aminomethyl) hexamethylenes of phenylenediamine, 1,3- etc..
Isocyanates system bridging agent intramolecular at least two NCOs (- NCO), such as may be selected certainly：Toluene two
Isocyanates, the methylene ester of two isocyanic acid six, IPDI, XDI, hydrogenated xylylen two are different
Cyanate, methyl diphenylene diisocyanate, hydrogenated diphenyl methane diisocyanate, naphthalene diisocyanate, triphenyl methane
Triisocyanate etc..In addition, formed using these isocyanate compounds and the polyol reactions such as glycerine or trimethylolpropane
Addition product or dimer, trimer etc. is made in isocyanate compound can also turn into bridging agent.
Imines system bridging agent for example may be selected certainly：Diethylenetriamine, triethylene tetramine.
Metal chelating syzygy bridging agent for example may be selected certainly：Pentanedione or ethyl and aluminium, iron, copper, zinc,
Compound that the polyvalent metal coordination of tin, titanium, nickel, antimony, magnesium, barium, chromium and zirconium etc. forms etc..
Aziridine system bridging agent for example may be selected certainly：Diphenyl methane -4,4 '-bis- (1- aziridine formamide), Toluene-2,4-diisocyanate,
4- double (1- aziridine formamides), three stretch ethyl melamine, isophthalic diformyl double -1- (2- methylaziridines), ginseng -1- nitrogen
Third piperidinyl phosphine oxide, hexa-methylene -1,6- double (1- aziridine formamide),-β of trimethylolpropane-three-'-aziridino propionic acid
The ester ,-β of tetramethylol methane-three-'-aziridino propionic ester etc..
(C) silane coupling agent：
Adhesion layer 30, which simultaneously sticks, Polarizer 10, will simultaneously touch with the substrate of display panel, in order to improve adhesion layer with
The adherence of substrate (especially glass substrate), therefore silane coupling agent can be added, the following a kind of or a variety of silicon of mixing may be selected
Alkane coupling agent, the total amount of silane coupling agent is 0.01~10 parts by weight.Silane coupling agent for example may be selected certainly：Vinyl trimethoxy
Base silane, VTES, vinyl ginseng (2- methoxy ethoxies) silane, 3- metacryloxy propyl group front threes
The silane compound of the unsaturated group containing polymerism (such as ethylene linkage) of TMOS etc.；Or for example it may be selected certainly：The oxygen of 3- epoxies third
Base propyl trimethoxy silicane, 2- (3,4- expoxycyclohexyls) ethyl trimethoxy silane, 3- glycidoxypropyls
Dimethoxysilane, 3- glycidoxypropyl groups triethoxysilane, 3- glycidoxypropyl group ethyoxyl dimethylsilanes etc.
Have epoxy radicals construction silane compound；Or for example it may be selected certainly：3- aminocarbonyl propyl trimethoxy silanes, 3- amidos third
Ethyl triethoxy silicane alkane, N- (2- amidos ethyl) -3- aminocarbonyl propyl trimethoxy silanes, N- (2- amidos ethyl) -3- amidos third
The silane compound of the amino-contained of ylmethyl dimethoxysilane etc.；Or for example it may be selected certainly：3- chloropropyl dimethoxies
The silane compound of the halogen substituent of base silane, 3- r-chloropropyl trimethoxyl silanes etc.；Other are for example：3- methacryls
Epoxide propyl trimethoxy silicane, 3-mercaptopropyi trimethoxy silane etc..
The composition of adhesive agent can also add other appropriate additives according to the product demand of reality, such as antistatic
Agent etc..
Adhesion layer 30 is that after being stirred above-mentioned adhesive agent, being handled through the demoulding for mould release membrance 20 is coated on after standing and defoaming
Surface on, the method for coating is for example including rod coating method, scraper for coating method, roller rubbing method, plate rubbing method, pressing mold coating
Method, gravure coating process etc., step is finally dried, dried adhesive agent just forms adhesion layer 30, using applying pressure just
It can bind on diaphragm.
Light polarizing film 11 can use known metal light polarizing film, iodine polarizing film, dyestuff system light polarizing film, polyethylene light polarizing film
Deng.In one embodiment, the material of light polarizing film 11 is, for example, the polyvinyl alcohol for including the dichroism pigment that can be absorption orientation
(polyvinyl alcohol, PVA) film or mixed by liquid crystal material, which attaches, to be absorbed dye molecule and is formed.
The material of diaphragm 12 is, for example, comprising Triafol T (triacetate cellulose, TAC), poly- methyl
Methyl acrylate (polymethylmethacrylate, PMMA), polyethylene terephthalate (polyethylene
Terephthalate, PET), polypropylene (polypropylene, PP), cyclic olefin polymer (cyclo olefin
Polymer, COP), the group that is formed of makrolon (polycarbonate, PC) or above-mentioned any combination.In addition, also
Further above-mentioned protective layer can be carried out and be surface-treated, for example, anti-glare processing, anti-reflex treated, hard coating, powered preventing
Processing or anti-soil processing etc..
Diaphragm 12 has relative first surface 121 and second surface 122, wherein first surface 121 and adhesion layer 30
Contact, can include a following layer 13, and following layer 13 is made by a water-based adhesion agent between second surface 122 and light polarizing film 11
A transparent following layer, the wherein material of solid includes polyvinyl alcohol powder.
In order to lift the adhesion force between diaphragm 12 and following layer 13, it is bonded with light polarizing film 11 carrying out diaphragm 12
Before, metal ion and hydroxyl first can be included with base extraction diaphragm 12, alkali lye, metal ion is positive monovalent metallic ion
(being, for example, the metal ion of alkali metal group) or positive bivalent metal ion (being, for example, the metal ion of alkaline-earth metal race), at some
In embodiment, metal ion is potassium ion or sodium ion, and alkali lye is just potassium hydroxide aqueous solution or sodium hydrate aqueous solution, but not
It is limited to this.
In certain embodiments, the concentration of alkali lye is 1~8N, and preferable concentration is 1N~6N, optimal concentration be 3N~
5N.Basification can be carried out more than 40 DEG C, can actually be adjusted according to the situation of different membrane materials, in certain embodiments,
Between preferable treatment temperature is 50 DEG C~60 DEG C.In certain embodiments, basification can carry out 5~40 seconds, more preferably
The basification time can be carried out 10~30 seconds.Then with the surface of pure water cleaning protection film 12, most alkali lye is removed, one
In a little embodiments, scavenging period is about 5 seconds, finally with oven drying.After the flow that alkalizes, the rough surface of diaphragm 12
Degree increase, can lift adhesion force of the following layer 13 to diaphragm 12, and the surface carboxylic acid groups of specific diaphragm 12 are changed into hydroxyl,
Be advantageous to carry out the engagement of diaphragm 12 and light polarizing film 11 using water-based adhesion agent or be advantageous to diaphragm 12 and adhesion layer 30
Engagement.
The roughness of the first surface 121 of diaphragm 12 can be increased using the longer basification time, improve and stick together
The throwing anchor-hold of 30 pairs of diaphragm 12 of layer, also reduces the water contact angle of first surface 121 of diaphragm 12 to 12 °~25 °, and with
12 °~20 ° more preferably, and has preferable wetting property.The first surface 121 of the diaphragm 12 after basification remains alkalescence simultaneously
Material, such as potassium hydroxide or sodium hydroxide, the hydroxyl (OH of these residuals-) can be reacted with the bridging agent in adhesion layer 30,
By taking isocyanates system bridging agent as an example, following reaction is produced：
Bridging agent originally will be with generating silicon after the hydroxyl (- OH) of copolymer in (1) host and the hydrolysis of (2) silane compound
Hydroxyl reaction in alcohols, after part bridging agent is exhausted by hydroxyl, the part of hydroxyl in host and silane coupling agent has neither part nor lot in
The reaction of bridging agent so that more hydroxyl is remained in adhesion layer 30, when adhesion layer 30 is bonded on substrate (the especially glass of panel
Glass substrate) after, the hydroxyl of these residuals continues to form hydrogen bond with the hydroxyl on substrate surface or formed after thermal dehydration
Covalent bond, can effectively be lifted through when adhesion, thus lifted adhesive agent 30 durability and weatherability.
Table 1 represent basification diaphragm 12 with increase adhesion layer 30 through when adhesion test result.Implement in table 1
The bridging agent for sticking together agent prescription use in example and comparative example includes isocyanates based compound, and remaining material may be selected from foregoing
The material that description of the invention discloses, will stick together agent prescription and inserts in a container, and 15 points are stirred with agitator speed 250rpm constant speed
Clock, then standing makes its deaeration, and adhesive agent after deaeration is coated on mould release membrance 20, baking oven is put into and is dried, and is taken after drying
Go out, so that adhesion layer 30 is made；The diaphragm 12 of Polarizer 10 is alkalized with potassium hydroxide aqueous solution, and light polarizing film 11 is with protecting
The fitting of cuticula 12 is formed after Polarizer 10, above-mentioned adhesion layer 30 and Polarizer 10 is bonded, in 23 DEG C of temperature and relative humidity
After solidifying 7 under conditions of 65%, tested, each test event illustrates after table.
[table 1]
Initial stage sticks together force test method：Adhesion layer is attached at Polarizer, in 23 DEG C of temperature and the environment of relative humidity 65%
Maturation 7 days, then cuts into 300mm*25mm by Polarizer, and glass substrate is fitted in by adhesion layer, is stood after deaeration of pressurizeing
One day, adhesion is tested with puller system 300mm/min, the adhesion now measured is referred to as " adhesion at initial stage ".
Through when stick together force test method：The sample of glass substrate will be fitted according to aforesaid way, be positioned over 23 DEG C of temperature and
65% environment of relative humidity carries out glass adhesion measurement after 30 days, with puller system 300mm/min, and the adhesion now measured claims
For " through when adhesion ".
Potassium content method of testing：After diaphragm microwave digestion, with inductively coupled plasma emission spectrometry (ICP-
OES potassium content, potassium content and remaining hydroxyl content) are analyzed into positive correlation.
Water contact angle method of testing：Pure water is titrated to the diaphragm surface after 1ml to basification, measures water droplet and protection
The corner cut on film surface.
Trust (durable reliable) property method of testing：
1. heat resistant test：Taken out after being preserved 500 hours under the drying condition of 95 DEG C of temperature and carry out visual examination.
2. moisture-proof Thermal test：Taken out after 65 DEG C of temperature and relative humidity 95% time preserve 500 hours and carry out visual examination.
3. cold-resistant thermal shock test：- 40 DEG C are cooled to from 85 DEG C of heated conditions, is then warming up to 85 DEG C in this, as one
Secondary circulation (0.5 hour), it is allowed to take out progress visual examination after repeating 500 circulations.
Reliability tests visual examination criterion：X represents that serious cosmetic variation (such as foam, float, peeling off) occurs；△
Represent that slight cosmetic variation (such as foam, float, peeling off) occurs；Zero represents (such as foam, float, shelling without generation cosmetic variation
From).
When adhesion layer 30 has preferable durability as seen from Table 1, through when adhesion be 7~20N/25mm, now water connects
Feeler is 12 °~25 °, and the content of metal ion is more than 10ppm and is no more than 40ppm.Further, adhesion layer has more preferably resistance to
During long property, through when adhesion be 10~20N/25mm, now water contact angle is 12 °~20 °, and the metal ion in diaphragm 12 contains
Measure as 20~40ppm.It must be noted that when alkalization degree is excessive so that the water contact angle of the first surface 121 of diaphragm 12 is too small
When, represent that excessive bridging agent is consumed by hydroxyl, the crosslinking degree of adhesion layer 30 thus reduces, although adhesion layer 30 is glutinous
Put forth effort to rise, but its cohesive force but declines, and when by slowly positive drawing or shearing external force, can cause the cohesion of adhesion layer 30
Destroy, directly split inside adhesion layer 30, it is therefore necessary to control the water contact angle of first surface 121 of diaphragm 12 above-mentioned
Scope.
Fig. 2, which is shown, conceives formed display panel module using the present invention, and display panel module 2 is by produced by the present invention
Blooming piece 1 can be fitted on the substrate 50 of liquid crystal panel after mould release membrance 20 is removed and be formed.It is made with the embodiment of the present invention
Display panel module 2 in adhesion layer 30 have preferably through when adhesion, Polarizer 10 is not easy to peel off from substrate 50 so that aobvious
Show that panel module 2 has preferable weatherability and durability.
The diaphragm 12 of the present invention passes through appropriate basification, reduces the first surface 121 that will be contacted with adhesion layer 30
Water contact angle, then the first surface 301 with adhesion layer 30 touch, finally will be inclined using the second surface 302 of adhesion layer 30
Tabula rasa 10 is fitted on substrate 50, and the second surface 302 and substrate 50 for making adhesion layer 30 touch, and just forms display panel module 2.
In one embodiment, substrate 50 can be the glass substrate or contact panel module of liquid crystal display panel, wherein liquid crystal panel
Substrate 50 can be a colored filter substrate or a thin film transistor base plate, but not limited to this.The present invention is by suitably at alkalization
Manage diaphragm 12 so that adhesion layer 30 show preferably through when adhesion, the display panel module 2 formed thus with compared with
Good weatherability.
Fig. 3 is the manufacture method flow chart of the display panel module of the present invention, in the step 310, there is provided a diaphragm, is protected
Cuticula has relative first surface and second surface；Then in step 320, gold is included with base extraction diaphragm, alkali lye
Belong to ion and hydroxyl, metal ion is positive monovalent metallic ion or positive bivalent metal ion, in certain embodiments, metal from
Son is potassium ion or sodium ion, but not limited to this, after basification, the water contact angle of the first surface of diaphragm between
Between 12 °~25 °, more preferably 12 °~20 °；Then in a step 330, diaphragm and light polarizing film are bonded, such as is entered with following layer
Row fitting, following layer can be the transparent following layer as made from water-based adhesion agent；Afterwards in step 340, the of diaphragm
Adhesion layer is bonded on one surface, and the adhesive agent for forming adhesion layer includes isocyanates system bridging agent, and this is just completed to this step
The blooming piece of invention.In step 350, blooming piece made from step 340 is conformed into substrate, makes sticking together for blooming piece
Layer engages with substrate, and in one embodiment, substrate can be the glass substrate or contact panel module of liquid crystal display panel, wherein
The substrate of liquid crystal display panel can be colored filter substrate or thin film transistor base plate, after completing joint movement, last just shape
Into the display panel module of the present invention.
In summary, the basification time of the invention by increasing diaphragm so that the protection that will be contacted with adhesion layer
Film surface has relatively low water contact angle and retains more alkaline matter, and the formula for varying without adhesion layer can be simpler
Mode lifted adhesion layer fit in after substrate through when adhesion, increase the weatherability of display panel module.
Claims (15)
1. a kind of blooming piece, including：
One Polarizer, including a light polarizing film and one first diaphragm and one second diaphragm that are located at both sides respectively, first guarantor
The water contact angle on one surface of cuticula is between 12 °~25 °；And
One adhesion layer, it is formed on the surface of first diaphragm, the adhesion layer is formed by an adhesive agent, the adhesive agent
Include a bridging agent.
2. a kind of blooming piece, including：
One Polarizer, including a light polarizing film and one first diaphragm and one second diaphragm that are located at both sides respectively, first guarantor
The content of one metal ion of cuticula is more than 10ppm and is no more than 40ppm；And
One adhesion layer, it is formed on the surface of first diaphragm, the adhesion layer is formed by an adhesive agent, the adhesive agent
Include a bridging agent.
3. blooming piece according to claim 2, the wherein metal ion are the metal ion or an alkali of an alkali metal group
The metal ion of earth metal race.
4. blooming piece according to claim 3, the wherein metal ion are a potassium ion or a sodium ion.
5. the water contact angle of blooming piece according to claim 1 or 2, the wherein surface of first diaphragm between
Between 12 °~20 °.
6. blooming piece according to claim 1 or 2, the wherein adhesion layer to glass through when adhesion between 7~
20N/25mm。
7. blooming piece according to claim 1 or 2, the wherein adhesive agent are also coupled comprising a host and a silane
Agent, the host include (methyl) acrylate.
8. the total amount of the bridging agent of blooming piece according to claim 1 or 2, the wherein adhesive agent is 0.05~10 weight
% is measured, and/or the bridging agent is an isocyanates system bridging agent.
9. the blooming piece according to claim 8, wherein the isocyanates system bridging agent are selected from toluene diisocyanate
Acid esters, the methylene ester of two isocyanic acid six, IPDI, XDI, the isocyanic acid of hydrogenated xylylen two
Ester, methyl diphenylene diisocyanate, hydrogenated diphenyl methane diisocyanate, naphthalene diisocyanate, triphenyl methane three are different
The addition product or be somebody's turn to do that one or more isocyanates of cyanate, one or more isocyanates form with polyol reaction
Dimer or trimer made of one or more isocyanates.
10. a kind of display panel module, including：
One panel substrate；
The adhesion layer of blooming piece as claimed in claim 1 or 2, the wherein blooming piece connects with the panel substrate
Close.
11. a kind of blooming piece manufacture method, including step：
A diaphragm is provided, the wherein diaphragm has a first surface and a second surface relative with the first surface；
The basification diaphragm, make the water contact angle of the first surface between 12 °~25 °；And
An adhesion layer is formed on the first surface of the diaphragm, wherein the adhesion layer is formed by an adhesive agent.
12. blooming piece manufacture method according to claim 11, this is protected after being additionally included in the basification diaphragm
The second surface of cuticula is fitted on a light polarizing film.
13. blooming piece manufacture method according to claim 11, wherein the diaphragm by basification includes one
Metal ion, the metal ion are the metal ion of an alkali metal group or the metal ion of an alkaline-earth metal race, and/or the metal
The content of ion is more than 10ppm and is no more than 40ppm.
14. blooming piece manufacture method according to claim 11, the wherein adhesive agent are built bridge comprising an isocyanates system
Agent.
15. a kind of display panel module making method, including step：
One panel substrate is provided；And
Blooming piece made by blooming piece manufacture method as any one of claim 11~14 is conformed to this
The adhesion layer of panel substrate, the wherein blooming piece engages with the panel substrate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW105143454 | 2016-12-27 | ||
| TW105143454A TWI634002B (en) | 2016-12-27 | 2016-12-27 | Optical film, display panel module and method for producing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107390303A true CN107390303A (en) | 2017-11-24 |
| CN107390303B CN107390303B (en) | 2021-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710481920.3A Active CN107390303B (en) | 2016-12-27 | 2017-06-22 | Optical film, display panel module and manufacturing method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107390303B (en) |
| TW (1) | TWI634002B (en) |
Cited By (3)
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| CN108847138A (en) * | 2018-07-16 | 2018-11-20 | 京东方科技集团股份有限公司 | The production method of display and display |
| CN110727043A (en) * | 2018-11-20 | 2020-01-24 | 住华科技股份有限公司 | Polarizing plate, display device comprising same, method for manufacturing polarizing plate, and method for manufacturing display device |
| CN110764181A (en) * | 2018-11-20 | 2020-02-07 | 住华科技股份有限公司 | Method for manufacturing polarizing plate and method for manufacturing display device comprising same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI755283B (en) * | 2021-02-20 | 2022-02-11 | 住華科技股份有限公司 | Polarizer structure, manufacturing method and evaluation method of the same, and display device using the same |
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| CN1768280A (en) * | 2003-03-28 | 2006-05-03 | 富士胶片株式会社 | Polarizing plate and manufacturing method thereof, and image display device |
| CN101025443A (en) * | 2006-02-24 | 2007-08-29 | 富士胶片株式会社 | Optical film, antireflection film, polarizing plate, display apparatus and method for manufacturing optical film |
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| CN1768280A (en) * | 2003-03-28 | 2006-05-03 | 富士胶片株式会社 | Polarizing plate and manufacturing method thereof, and image display device |
| CN101025443A (en) * | 2006-02-24 | 2007-08-29 | 富士胶片株式会社 | Optical film, antireflection film, polarizing plate, display apparatus and method for manufacturing optical film |
| CN103472520A (en) * | 2013-08-30 | 2013-12-25 | 佛山纬达光电材料有限公司 | Processing method of high-temperature-resistant iodine polaroid |
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| CN108847138A (en) * | 2018-07-16 | 2018-11-20 | 京东方科技集团股份有限公司 | The production method of display and display |
| CN108847138B (en) * | 2018-07-16 | 2020-08-04 | 京东方科技集团股份有限公司 | Display and manufacturing method thereof |
| CN110727043A (en) * | 2018-11-20 | 2020-01-24 | 住华科技股份有限公司 | Polarizing plate, display device comprising same, method for manufacturing polarizing plate, and method for manufacturing display device |
| CN110764181A (en) * | 2018-11-20 | 2020-02-07 | 住华科技股份有限公司 | Method for manufacturing polarizing plate and method for manufacturing display device comprising same |
| CN110727043B (en) * | 2018-11-20 | 2022-03-04 | 住华科技股份有限公司 | Polarizing plate, display device comprising same, method for manufacturing polarizing plate, and method for manufacturing display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107390303B (en) | 2021-01-26 |
| TWI634002B (en) | 2018-09-01 |
| TW201823022A (en) | 2018-07-01 |
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