CN106398561A - Optical adhesive tape product, touch display device and laminating method thereof - Google Patents
Optical adhesive tape product, touch display device and laminating method thereof Download PDFInfo
- Publication number
- CN106398561A CN106398561A CN201610031695.9A CN201610031695A CN106398561A CN 106398561 A CN106398561 A CN 106398561A CN 201610031695 A CN201610031695 A CN 201610031695A CN 106398561 A CN106398561 A CN 106398561A
- Authority
- CN
- China
- Prior art keywords
- sticker
- adhesive tape
- optical adhesive
- host
- tape product
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 33
- 239000002390 adhesive tape Substances 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000010030 laminating Methods 0.000 title description 4
- 239000000178 monomer Substances 0.000 claims abstract description 40
- 239000011248 coating agent Substances 0.000 claims abstract description 3
- 238000000576 coating method Methods 0.000 claims abstract description 3
- 239000003229 sclerosing agent Substances 0.000 claims description 46
- 238000007711 solidification Methods 0.000 claims description 21
- 230000008023 solidification Effects 0.000 claims description 21
- 230000009477 glass transition Effects 0.000 claims description 14
- 239000000654 additive Substances 0.000 claims description 13
- 230000000996 additive effect Effects 0.000 claims description 13
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 10
- -1 methylbenzene olefin Chemical class 0.000 claims description 10
- 239000003999 initiator Substances 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 8
- 125000000524 functional group Chemical group 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 7
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- QZPSOSOOLFHYRR-UHFFFAOYSA-N 3-hydroxypropyl prop-2-enoate Chemical compound OCCCOC(=O)C=C QZPSOSOOLFHYRR-UHFFFAOYSA-N 0.000 claims description 4
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- DXPPIEDUBFUSEZ-UHFFFAOYSA-N 6-methylheptyl prop-2-enoate Chemical group CC(C)CCCCCOC(=O)C=C DXPPIEDUBFUSEZ-UHFFFAOYSA-N 0.000 claims description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 2
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical group CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 claims description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 2
- 125000003700 epoxy group Chemical group 0.000 claims description 2
- ODLMAHJVESYWTB-UHFFFAOYSA-N ethylmethylbenzene Natural products CCCC1=CC=CC=C1 ODLMAHJVESYWTB-UHFFFAOYSA-N 0.000 claims description 2
- 150000004702 methyl esters Chemical class 0.000 claims description 2
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 claims description 2
- 229920001228 polyisocyanate Polymers 0.000 claims description 2
- 239000005056 polyisocyanate Substances 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 150000002148 esters Chemical class 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 abstract description 11
- 239000000853 adhesive Substances 0.000 abstract description 7
- 230000001070 adhesive effect Effects 0.000 abstract description 7
- 238000012360 testing method Methods 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000003292 glue Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000004568 cement Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000010998 test method Methods 0.000 description 4
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- 239000004342 Benzoyl peroxide Substances 0.000 description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 description 2
- 239000012965 benzophenone Substances 0.000 description 2
- 235000019400 benzoyl peroxide Nutrition 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- JAONJTDQXUSBGG-UHFFFAOYSA-N dialuminum;dizinc;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Al+3].[Zn+2].[Zn+2] JAONJTDQXUSBGG-UHFFFAOYSA-N 0.000 description 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N monobenzene Natural products C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 0.000 description 1
- 235000000126 Styrax benzoin Nutrition 0.000 description 1
- 244000028419 Styrax benzoin Species 0.000 description 1
- 235000008411 Sumatra benzointree Nutrition 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229920006243 acrylic copolymer Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- WURBFLDFSFBTLW-UHFFFAOYSA-N benzil Chemical compound C=1C=CC=CC=1C(=O)C(=O)C1=CC=CC=C1 WURBFLDFSFBTLW-UHFFFAOYSA-N 0.000 description 1
- 229960002130 benzoin Drugs 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 235000019382 gum benzoic Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 150000003961 organosilicon compounds Chemical class 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 239000004848 polyfunctional curative Substances 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/54—Silicon-containing compounds
- C08K5/541—Silicon-containing compounds containing oxygen
- C08K5/5435—Silicon-containing compounds containing oxygen containing oxygen in a ring
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
Abstract
An optical adhesive tape product, a touch display device and a bonding method thereof are provided. The optical tape product was prepared by the following method. First, a soft monomer and a hard monomer are mixed to form a main agent. Then, a hardening agent is added into the main agent to blend into an adhesive, wherein the weight percentage of the hardening agent is between 0.08% and 0.18% of the main agent. Then, coating adhesive on a first release film. Then, the adhesive is heated to cure the adhesive. Then, a second release film is attached to the cured adhesive, wherein the cured adhesive is located between the first release film and the second release film.
Description
Technical field
The invention relates to a kind of optical adhesive tape product and touch control display apparatus and its applying method, and more particularly to
In a kind of optical adhesive tape product with sclerosing agent and touch control display apparatus and its applying method.
Background technology
The applying method of conventional touch display device is to bond touch-control module and display module with liquid optical cement, then
Resolidification liquid optical cement, to fix touch-control module and display module.If however, finding liquid optical cement gassing problem,
Because liquid optical cement is cured, therefore after separating touch-control module and display module, touch-control module and display module have
Cull.Removing this little glue needs to exhaust many times, leads to heavy industry not good.
Therefore, need badly and propose a kind of laminating mechanism of the new touch control display apparatus increasing heavy industry.
Content of the invention
Therefore, the present invention proposes a kind of optical adhesive tape product, optical adhesive tape and touch control display apparatus and its applying method, can
Increase the heavy industry of touch control display apparatus.
According to one embodiment of the invention, a kind of optical adhesive tape product is proposed.Optical adhesive tape product is obtained by following method：
Concoct a soft monomer and a hard monomer, to form a host；Add one first sclerosing agent in this host, to reconcile into an adhesion
Agent, the percentage by weight of wherein this first sclerosing agent is between the 0.08% to 0.18% of this host；And, it is coated with this sticker
In one first mould release membrance；Heat this sticker, to solidify this sticker.
According to another embodiment of the present invention, a kind of touch control display apparatus are proposed.Touch control display apparatus include a touch-control mould
Block, a display module and a sticker.Sticker is formed between touch-control module and display module, with bond this touch-control module with
Display module.Sticker comprises a host and one first sclerosing agent, and host comprises a soft monomer and a hard monomer, the first sclerosing agent
Percentage by weight be host 0.08% to 0.18% between.
According to another embodiment of the present invention, a kind of applying method of touch control display apparatus is proposed.Applying method include with
Lower step.One optical adhesive tape product as above is provided；First mould release membrance is removed from the sticker after solidification, to expose
Sticker after solidification；One display module and a touch-control module are bonded with the sticker after solidifying；And, solidification is irradiated with light
Sticker afterwards, with the sticker after hardening cure.
The present invention is directed to its beneficial functional of prior art and is, the glass transition temperature of the sticker after solidification between-
Between 50 DEG C to -40 DEG C.Sticker after hardening according to UV, glass transition temperature drop between -40 DEG C to -30 DEG C it
Between.It can be seen that, due to the composition of the sticker of the embodiment of the present invention, make sticker actually reach hardening effect after irradiation.Additionally,
Hardening effect after irradiation, also can suppress bubble to occur.
More preferably understand to have to the above-mentioned and other aspect of the present invention, preferred embodiment cited below particularly, and coordinate institute
Accompanying drawings, are described in detail below：
Brief description
Figure 1A to 1C illustrates the process drawing of the optical adhesive tape product according to one embodiment of the invention
Fig. 2A and 2D illustrates the process drawing of the touch control display apparatus according to one embodiment of the invention.
Wherein, reference：
10：Touch control display apparatus
11：Display module
12：Touch-control module
100：Chemical adhesive tape product
110：Sticker
120：First mould release membrance
130：Second mould release membrance
t：Thickness
Specific embodiment
Figure 1A to 1C illustrates the process drawing of the optical adhesive tape product according to one embodiment of the invention.
As shown in Figure 1A, it is in harmonious proportion after host, the first sclerosing agent, the second sclerosing agent and additive, form sticker 110.So
Afterwards, sticker 110 is coated on the first mould release membrance 120.Host described further below, the first sclerosing agent, the second sclerosing agent and
Additive.
Host can be reconciled into by soft monomer, hard monomer, functional group monomer, hot initiator and light initiator.
Soft monomer can be a viscosity monomer.Soft monomer e.g. can produce relatively low glass transition temperature (glass
Transition temperature, Tg) and there is the polymer of initial cohesiveness.For example, soft monomer can be ethyl acrylate,
Butyl acrylate, Isooctyl acrylate monomer or a combination thereof.
Hard monomer can be a cohesion monomer.Hard monomer e.g. can produce the homopolymer of higher glass transition temperature, and can
Soft monomer carries out copolymerization, to improve the cohesive strength of soft monomer, and resistance to water and adhesion strength is had to the help of lifting.Example
As, hard monomer can be vinyl acetate, acrylonitrile, acrylamide, styrene, methylbenzene e pioic acid methyl ester, acrylic acid methyl ester. or
A combination thereof.In one embodiment, hard monomer can account for host or sticker about more than 60% with the percentage by weight of hard monomer.
The embodiment of the present invention is a kind of two-sided sticker, and in an embodiment, its host consists of acrylic copolymer, then enters
During the extreme heat emission reaction of row polymerization, relatively difficult in the temperature adjusting, therefore can work as heat transfer medium using some solvents,
So that the transmission of heat can be improved, and polymerization temperature is easily controlled.In one embodiment, solvent with percentage by weight be about host or
The toluene of the 5% of sticker to～15% and percentage by weight are about the lower boiling of the 30% to 60% of host or sticker
EAC solvent it is further preferred that, the right embodiment of the present invention is not limited.
Functional group monomer can have the third polyacids copolymer of functional group with formation after soft monomer and hard monomer copolymerization, and can make
Copolymer is chemically crosslinked, and lifts thermostability and resistance to ag(e)ing.Functional group monomer is, for example, methacrylic acid, acrylic acid, first
Base benzene olefin(e) acid hydroxyl ethyl ester, methylbenzene olefin(e) acid hydroxypropyl acrylate, two amido ethyl-methyl benzene olefin(e) acid hydroxypropyl acrylates.In one embodiment, functional group
Monomer can account for the percentage by weight about more than 60% of host or sticker, so also can be less than 60%.
Hot initiator is, for example, azodiisobutyronitrile (AIBN) or benzoyl peroxide (BPO).This two kinds hot initiators belong to
In pyrolytic, then after heating up and reaching decomposition temperature, the initiator of a molecule will resolve into the freedom respectively carrying an electronics
Base molecule, starts reaction.Free radical it can attack double bond on acrylate monomer, then regeneration in connection is freely
Base, the then double bond on one acrylic ester monomer of attack, this kind of chain reaction is constantly carried out, and makes polymer molecular weight
Continue to increase, until monomer consumption finishes, reaction collection terminates.
Light initiator is, for example, organic peroxide or azo-compound, preferably aromatic carbonyl, for example
Phenyl ketone based compound, such as 1,2- diphenylthanedione (BenZil), benzophenone (Benzophenone), Benzoinum
And its ether derivative (Benzoin).The percentage by weight of light initiator can be the 0.1% to 3% of host.
After the completion of host is in harmonious proportion, the first sclerosing agent can be added in host, based on the percentage by weight of the wherein first sclerosing agent
Between the 0.08% to 0.18% of agent.First sclerosing agent is, for example, crosslinking hardeners.First sclerosing agent can be molten in organic solvent
Solution is splendid and can moisten by thing containing highly polar N-HCO- base or form strong hydrogen bond and dipole captivation.For example, first is hard
Agent is, for example, polyisocyanates.First sclerosing agent can be selected for chemical constitution C1 as follows.
Additionally, also alternative the second sclerosing agent and/or the additive of adding is in host.
The characteristic such as the second sclerosing agent has life-span length, aberrations in property is little, xanthochromia is few, thermostability is good, for example, second is hard
Agent is epoxide.Second sclerosing agent is, for example, the compound such as polyamine or multi-anhydride.Second sclerosing agent can be with first
Sclerosing agent is crosslinked.The epoxy compound that the advantage of the second sclerosing agent is life-span length, aberrations in property is little, xanthochromia is few, thermostability is good
Thing is increasing its cohesiveness (retentivity).The addition of the second sclerosing agent be 0～1.5 times of the first sclerosing agent allotment it is further preferred that.One
In embodiment, the second sclerosing agent can be selected for chemical constitution C2 as follows.
Additive can be organo-silicon compound, such as silane coupling agent, and it has unique difunctionality, can promote organic poly-
The combination on compound and inorganic mineral surface is so that some strength still possessed under life-time service by composite.In one embodiment, add
Plus the percentage by weight of agent can be between 0 to 1 times of the first sclerosing agent.Additive can be selected for chemical constitution as follows
C3.
As shown in Figure 1A, sticker 110 can be coated with the first mould release membrance 120.The coating thickness t of sticker 110 is substantially
On can be between 20 microns to 350 microns.
As shown in Figure 1B, stickers 110 are heated about 3 minutes with 90 degree e.g. about Celsius, to solidify sticker 110.By
In the composition of above-mentioned sticker 110, the sticker 110 after solidification is not fully hardened and still possesses viscosity, therefore Pasting in
One substrate, such as touch-control module and/or display module.Additionally, solidification after sticker 110 glass transition temperature suitable between one
Scope, therefore has suitable viscosity.Further say, if glass transition temperature is too low, colloidality is excessively viscous, after gluing may being led to
Glue surface inequality problem；If glass transition temperature is too high, glue poor adherence.Sticker 110 after the solidification of the embodiment of the present invention
Glass transition temperature between -50 DEG C to -40 DEG C, be preferably between -48 DEG C to -43 DEG C, therefore have suitably viscous
Property, make coated face uniformly and there is qualified viscosity.
As shown in Figure 1 C, sticker 110 after solidification for laminating the second mould release membrance 130, makes the first mould release membrance 120, second
Sticker 110 after mould release membrance 130 and solidification forms chemical adhesive tape product 100, and the sticker 110 after wherein solidifying is located at first
Between mould release membrance 120 and the second mould release membrance 130.Because relatively two faces of sticker 110 are subject to the first mould release membrance 120 and the respectively
The protection of two mould release membrances 130, makes the viscosity of sticker 110 be not easily susceptible to the negative effect of external environment, such as aqueous vapor or impurity.?
In one embodiment, the material of the first mould release membrance 120 and the second mould release membrance 130 can be polyethylene terephthalate
(Polyethylene terephthalate,PET).
Fig. 2A to 2D illustrates the process drawing of the touch control display apparatus 10 according to one embodiment of the invention.
As shown in Figure 2 A, optical adhesive tape product 100 is provided.Optical adhesive tape product 100 include solidify after sticker 110,
First mould release membrance 120 and with the second mould release membrance 130.
As shown in Figure 2 B, by the first mould release membrance 120 and the second mould release membrance 130, the sticker 110 after solidification removes, to reveal
Go out sticker 110.
As shown in Figure 2 C, display module 11 and touch-control module 12 are pasted with sticker 110.In one embodiment, show mould
Block 11 and/or touch-control module 12 can comprise a transparency conducting layer (not shown), e.g. one tin indium oxide (ITO), indium zinc oxide
(IZO), indium gallium zinc (IGZO) and/or aluminum zinc oxide (AZO), and sticker 110 can the above-mentioned transparency conducting layer of directly contact.
The embodiment of the present invention is a kind of two-sided sticker, and it has, and adhesion strength at the beginning is strong, and maintenance is soft at low ambient temperatures
The compliant characteristic such as good at property and/or segment difference.Because the sticker 110 after solidification has viscosity, display module 11 therefore can be fixed
Relative position and touch-control module 12 between.Further, since the sticker 110 after solidification is in solid-state, therefore can conveniently observe viscous
Agent 110 whether gassing problem.The sticker 110 in this stage not yet hardens, and therefore has excellent heavy industry.Come in detail
Say, when finding laminating bad (remaining bubble in as sticker 110), because sticker 110 not yet hardens, therefore can be easily
Separate display module 11 and touch-control module 12.Further, since sticker 110 not yet hardens, display module 11 after separating with touch
Cull in control module 12 very has cull less or not even.
As shown in Figure 2 D, the sticker 110 after solidification is irradiated with the light being, for example, ultraviolet light (UV), with setting adhesive
110.Sticker 110 after ultraviolet light hardens, therefore can more securely bond display module 11 and touch-control module 12.
Glass transition temperature after UV irradiation for the sticker 110, between about -40 DEG C to -30 DEG C of scopes, wherein shifts temperature with glass
Degree between about -35 DEG C to -30 DEG C it is further preferred that.
Refer to table 1 below -1 to 1-7, it lists the first sclerosing agent, the second sclerosing agent and additive under different proportion
Experimental result.For example, in table, the numerical value of the first sclerosing agent, the second sclerosing agent and additive is the percentage by weight of host.With reality
For testing group 8, the first sclerosing agent accounts for the 0.08% of host, and the second sclerosing agent accounts for the 0.27% of host, and additive accounts for host
0.18%.Additionally, the host of experimental group, the first sclerosing agent, the second sclerosing agent and additive are respectively with acrylate pressure-sensing glue, change
Explanation as a example structure C 1, C2 and C3.
From the result of experimental group 1 to 8, due to the percentage by weight of the first sclerosing agent be host 0.08% to
Between 0.18%, the percentage by weight of the second sclerosing agent is the weight percent of additive between 0 to 1.5 times of the first sclerosing agent
Between 0 to 1 times for the first sclerosing agent, therefore the heavy industry of sticker 110, trust letter test, at the beginning retentivity, after irradiation
Retentivity (in table with " retentivity after UV " represent), at the beginning adhesion strength, adhesion strength after irradiation (in table with " adhesion strength after UV " table
Show), Polarizer collocation property test all qualified (judge with " OK ").
For heavy industry test, the sticker 110 of solidification is pasted between two glass, rollback is come with 2 kilograms of roller
Pressure is secondary, so that sticker 110 and glass close adhesion.Afterwards, separate after the sticker 110 between two glass using fine rule,
Cull shape degree with sight glass surface after EAC solvent wiping.Due to the composition of this case sticker 110, glass is hardly
Cull or residual silkgum content within the acceptable range (with " OK " represent).
For reliability test, at 95 degree Celsius after the baking of 500 hours, it is qualified still to have for sticker 110
Optical characteristics (light transmittance is more than 99% and fogging degree is less than 0.5), between sticker 110 and substrate no peeling (with "
◎ " represents) and no foamed phenomenon.
Table 1-1
Table 1-2
Table 1-3
Table 1-4
Table 1-5
Table 1-6
Table 1-7
With reliability test for, sticker 110 under humidity 80%, 95 degree of environment Celsius, through the baking of 500 hours
Afterwards, still have between qualified optical characteristics (light transmittance is more than 99% and fogging degree is less than 0.5), sticker 110 and substrate
No peeling (with " ◎ " represent) and no foamed phenomenon (with " ◎ " represent).
For retentivity at the beginning, due to the composition of sticker 110, retentivity all can exceed that 20 minutes at the beginning.Protect at the beginning
The method of testing of holding force is tested with the standard of JISZ0237.
For retentivity after irradiation, due to the composition of sticker 110, after irradiation, retentivity was more than 10000 minutes.Irradiation
The method of testing of retentivity can be with the method for testing of retentivity at the beginning afterwards.
For adhesion strength at the beginning, due to the composition of sticker 110, adhesion strength can exceed 25 newton (N) at the beginning.Glue at the beginning
The method of testing puted forth effort is tested with the standard of JIS Z0237.
For adhesion strength after irradiation, due to the composition of sticker 110, after irradiation, adhesion strength is more than 40N.Adhere after irradiation
The method of testing of power can be with the method for testing of adhesion strength at the beginning.
For Polarizer collocation property test, actual sticker 110 bonds two light polarizing film, and solid through ultraviolet light irradiation
After change, through the baking of 500 hours under 90 degree Celsius.After baking, observe sticker 110 and unexpanded (with " ◎ " represent),
Unstripped (with " ◎ " represent) and non-yellow (with " ◎ " represent).
Additionally, as the table shows, the glass transition temperature of sticker after solidification 110 (in table " room temperature " field) is situated between
Between -50 DEG C to -40 DEG C.After hardening according to UV, glass transition temperature drops between -40 DEG C to -30 sticker 110
Between DEG C.It can be seen that, due to the composition of the sticker 110 of the embodiment of the present invention, make sticker 110 actually reach hardening after irradiation
Effect.Additionally, hardening effect after irradiation, bubble also can be suppressed to occur.
In sum although the present invention is disclosed above with preferred embodiment, so it is not limited to the present invention.This
Bright those of ordinary skill in the art, without departing from the spirit and scope of the present invention, when can make various changes
With retouching, but these change and all should belong to the protection domain of claims of the present invention with retouching.
Claims (16)
1. a kind of optical adhesive tape product is it is characterised in that be obtained by following method：
Concoct a soft monomer and a hard monomer, to form a host；
Add one first sclerosing agent in this host, to reconcile into a sticker, the percentage by weight of wherein this first sclerosing agent is
Between the 0.08% to 0.18% of this host；
It is coated with this sticker in one first mould release membrance；And
Heat this sticker, to solidify this sticker.
2. optical adhesive tape product as claimed in claim 1 it is characterised in that solidification after this sticker glass transition temperature
Between -50 DEG C to -40 DEG C.
3. optical adhesive tape product as claimed in claim 1 is it is characterised in that further include：Fit one second mould release membrance in solidification
This sticker afterwards, this sticker after wherein solidifying is located between this first mould release membrance and this second mould release membrance.
4. optical adhesive tape product as claimed in claim 1 is it is characterised in that this soft monomer is ethyl acrylate, acrylic acid fourth
Ester, Isooctyl acrylate monomer or a combination thereof.
5. optical adhesive tape product as claimed in claim 1 it is characterised in that this hard monomer be vinyl acetate, acrylonitrile, third
Acrylamide, styrene, methylbenzene e pioic acid methyl ester, acrylic acid methyl ester. or a combination thereof.
6. optical adhesive tape product as claimed in claim 1 is it is characterised in that this first sclerosing agent is polyisocyanates.
7. optical adhesive tape product as claimed in claim 1 is it is characterised in that in the step concocting this soft monomer and this hard monomer
Further include：
Add one second sclerosing agent in this host, the percentage by weight of wherein this second sclerosing agent be this first sclerosing agent 0 to
Between 1.5 times, wherein, this second sclerosing agent is epoxide.
8. optical adhesive tape product as claimed in claim 7 is it is characterised in that this host further includes：
One functional group monomer, wherein this functional group monomer are methacrylic acid, acrylic acid, methylbenzene olefin(e) acid hydroxyl ethyl ester, methylbenzene
Olefin(e) acid hydroxypropyl acrylate or two amido ethyl-methyl benzene olefin(e) acid hydroxypropyl acrylates and/or this functional group monomer can account for percentage by weight 60% with
On.
9. optical adhesive tape product as claimed in claim 1 is it is characterised in that further include：
Add an additive in this host, the percentage by weight of wherein this additive is between 0 to 1 times of this first sclerosing agent,
Wherein this additive is to have silicon machine compound.
10. optical adhesive tape product as claimed in claim 1 is it is characterised in that further include：
Add a hot initiator and a smooth initiator at least one in this host.
11. optical adhesive tape products as claimed in claim 1 it is characterised in that in be coated with this sticker in this first mould release membrance
Step in, the coating thickness of this sticker is between 20 microns to 350 microns.
A kind of 12. touch control display apparatus are it is characterised in that include：
One touch-control module；
One display module；And
One sticker, is formed between this touch-control module and this display module, to bond this this touch-control module and this display module；
Wherein, this sticker comprises a host and one first sclerosing agent, and this host comprises a soft monomer and a hard monomer, and this first
The percentage by weight of sclerosing agent is between the 0.08% to 0.18% of this host.
13. touch control display apparatus as claimed in claim 12 it is characterised in that hardening after this sticker glass transfer temperature
Degree between -40 DEG C to -30 DEG C and/or this sticker thickness between 20 microns to 350 microns.
14. touch control display apparatus as claimed in claim 12 are it is characterised in that this display module or this touch-control module further include
One transparency conducting layer, and this this transparency conducting layer of sticker directly contact.
A kind of 15. applying methods of touch control display apparatus are it is characterised in that include：
One optical adhesive tape product as claimed in claim 1 is provided；
This first mould release membrance is removed from this sticker after solidification, to expose this sticker after solidification；
One display module and a touch-control module are bonded with this sticker after solidifying；And
This sticker after solidification is irradiated with a light, with this sticker after this solidification of hardening.
The applying method of 16. touch control display apparatus as claimed in claim 15 is it is characterised in that this sticker after hardening
Glass transition temperature is between -40 DEG C to -30 DEG C.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW104124271A TWI642753B (en) | 2015-07-27 | 2015-07-27 | Optical adhesive product and touch display module and adhering method thereof |
| TW104124271 | 2015-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106398561A true CN106398561A (en) | 2017-02-15 |
Family
ID=58007077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610031695.9A Pending CN106398561A (en) | 2015-07-27 | 2016-01-18 | Optical adhesive tape product, touch display device and laminating method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106398561A (en) |
| TW (1) | TWI642753B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109504293A (en) * | 2018-10-29 | 2019-03-22 | 昆山国显光电有限公司 | Optical cement applying method and its laminating apparatus |
| CN110387198A (en) * | 2019-06-28 | 2019-10-29 | 南京五人光学薄膜有限公司 | Full fitting OCA optical cement |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104293249A (en) * | 2014-10-23 | 2015-01-21 | 深圳市三利谱光电科技股份有限公司 | Preparation method of pressure-sensitive adhesive, pressure-sensitive adhesive and application of pressure-sensitive adhesive |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104736656B (en) * | 2013-06-19 | 2017-08-18 | 株式会社Lg化学 | Pressure-sensitive adhesive composition |
| KR101665164B1 (en) * | 2013-11-29 | 2016-10-12 | 제일모직주식회사 | Adhesive film for polarizing plate, polarizing plate comprising the same and optical display comprising the same |
-
2015
- 2015-07-27 TW TW104124271A patent/TWI642753B/en not_active IP Right Cessation
-
2016
- 2016-01-18 CN CN201610031695.9A patent/CN106398561A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104293249A (en) * | 2014-10-23 | 2015-01-21 | 深圳市三利谱光电科技股份有限公司 | Preparation method of pressure-sensitive adhesive, pressure-sensitive adhesive and application of pressure-sensitive adhesive |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109504293A (en) * | 2018-10-29 | 2019-03-22 | 昆山国显光电有限公司 | Optical cement applying method and its laminating apparatus |
| CN110387198A (en) * | 2019-06-28 | 2019-10-29 | 南京五人光学薄膜有限公司 | Full fitting OCA optical cement |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI642753B (en) | 2018-12-01 |
| TW201704398A (en) | 2017-02-01 |
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