CN104449446A - UV curable high-transparency low-laze two-side adhesive tape and preparation method thereof - Google Patents
UV curable high-transparency low-laze two-side adhesive tape and preparation method thereof Download PDFInfo
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- CN104449446A CN104449446A CN201410690455.0A CN201410690455A CN104449446A CN 104449446 A CN104449446 A CN 104449446A CN 201410690455 A CN201410690455 A CN 201410690455A CN 104449446 A CN104449446 A CN 104449446A
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Abstract
The invention relates to a UV curable high-transparency low-laze two-side adhesive tape. The two-side adhesive tape comprises the following raw materials in parts by weight: 75-97 parts of soft acrylic monomers, 1-25 parts of rigid acrylic monomers, 0.1-5 parts of an initiator, and 0.01-5 parts of a crosslinking agent. The two-side adhesive tape is high in transparency, low in laze, good in optical property, high in transparence, good in corrosion resistance, and capable of improving quality of a liquid crystal display and prolonging the service life of the liquid crystal display. The preparation method for the adhesive tape comprises the following processing steps: weighing the raw materials according to the formula ratio, and placing the raw materials into different containers respectively; adding the weighted raw materials into a reaction still, and stirring for 5-10 minutes to enable the raw materials to be uniformly mixed to form a mixed slurry; adding the mixed slurry into a coating machine, starting the coating machine to enable a carrier film to be coated with the mixed slurry, wherein the coating thickness of the mixed slurry is 5-500 micrometers; allowing the carrier film coated with the mixed slurry to pass a UV irradiation machine with the irradiation power of 30-150 w to obtain a finished product. The preparation method for the adhesive tape is simple in process, easy to operate, high in production efficiency, and suitable for large-scale production.
Description
Technical field
The present invention relates to bonding articles for use technical field, particularly relate to a kind of UV curing high transmission rate low haze two sides adhesive tape and preparation method thereof.
Background technology
In order to protect image display panel plate on liquid crystal display, use the protecting sheet such as acrylic board, polycarbonate plate, armourplate glass that shock-resistance is outstanding on the surface of image display panel plate.Can form space between protecting sheet and image display panel plate, this space can cause the generation of the refraction of light caused because of multipath reflection, thus affects the normal use of screen.Therefore, in recent years, above space acrylic adhesive layer is filled by liquid crystal display manufacturing enterprise, thus solves the problem.
But existing acrylic adhesive layer printing opacity rate variance, mist degree is high, poor optical properties, and transparency is low, corrosion-resistant, affects quality and the work-ing life of liquid-crystal display.
Summary of the invention
The present invention provides a kind of UV curing high transmission rate low haze two sides adhesive tape and preparation method thereof for overcoming above-mentioned defect, this UV curing high transmission rate low haze two sides adhesive tape transmittance is high, mist degree is low, good in optical property, transparency is high, good corrosion resistance, improves quality and the work-ing life of liquid-crystal display; Preparation method's technique of this UV curing high transmission rate low haze two sides adhesive tape is simple, and processing ease, production efficiency is high, is suitable for large-scale production.
For achieving the above object, the present invention adopts following technical scheme.
A kind of UV curing high transmission rate low haze two sides adhesive tape, comprises the raw material of following weight part:
Glass transition temp (Tg) when manufacturing polymkeric substance, can be become the physical property of below-20 degree by the soft acrylic's monomer in the present invention; Meanwhile, soft acrylic's monomer also plays the effect strengthened and keep clinging power.
The content of soft acrylic's monomer is when less than when using when 75 weight part, and the adhesive tape initial stage clinging power obtained has the problem of reduction.On the contrary, when more than when using when 98 weight part, have the problem that weathering resistance weakens and high temperature cohesive force weakens and occur.
Rigid Acrylic Acid Monomer can make, when manufacturing polymkeric substance, glass transition temp (Tg) to be become the physical property of more than 90 degree.The polymkeric substance of rigid Acrylic Acid Monomer forming section under polymerization, forms superpolymer, the cohesive force of adhesive tape is had to the effect of increase together with soft acrylic's monomer above.
The content of rigid Acrylic Acid Monomer, when less than when using when 1 weight part, can produce cohesive force and weaken, weathering resistance reduction, the problems such as clinging power reduction.On the contrary when more than when using when 25 weight part, have the problem generation of the initial stage sticking power reduction of its adhesive tape.
Initiator, when less than when using when 0.1 weight part, has the situation generation of unreacted monomer.On the contrary, occur more than the problem having high molecular decrease in molecular weight when using when 5 weight part.So, because using light trigger, and when polymerization, usually reaction solvent is not used.
The usage quantity of linking agent, when less than when using when 0.01 weight part, has dysgenic problem for cohesive force and weathering resistance.On the contrary, more than when using when 5 weight part, initial stage clinging power and the problem making adhesion physical property low occur.
Wherein, the raw material of this UV curing high transmission rate low haze two sides adhesive tape also comprises auxiliary agent, and the weight part of described auxiliary agent is 1 ~ 10 part.
Wherein, described auxiliary agent is one or more the mixture in couplant, static inhibitor, ultraviolet screener and antioxidant.
Couplant can increase the steadiness that adhesive tape is combined with product, and adhesive tape is forever combined with product, and bond effect is good.The usage quantity of couplant, when less than when using when 0.1 weight part, the effect imperfection of crosslinked and adhesive performance.On the contrary, occur in the problem reduced more than meeting cohesively when using when 2 weight part.
Static inhibitor prevents function for the electrostatic occurred on the surface of the indicating meter screen board of two sides adhesive tape and portable electronic machine.The usage quantity of anti-electrostatic, when less than when using when 1 weight part, the problem that antistatic effect has reduction occurs.On the contrary, when more than when using when 5 weight part, the problem generation that cohesively reduces is understood.
Wherein, described soft acrylic's monomer be butyl acrylate, butyl methacrylate, the own ester of hydroxyl acrylic, N-Hexyl methacrylate, Octyl acrylate, n octyl methacrylate, Isooctyl acrylate monomer, Isooctyl methacrylate, different ninth of the ten Heavenly Stems ester and different nonanylmethyl acrylate in one or more mixture.
Wherein, described rigid Acrylic Acid Monomer is one or more the mixture in vinylformic acid, methacrylic acid, maleic acid, fumaric acid, acrylamide, NVP, N-caprolactam, vinyl cyanide, Hydroxyethyl acrylate, Propylene glycol monoacrylate, hy-droxybutyl, the own ester of hydroxyl acrylic and hydroxyacrylamide.
Wherein, described initiator is one or both the mixture in light trigger and thermal initiator.
Wherein, described light trigger is one or more the mixture in benzoin methyl ether, benzoin isopropyl ether, anisoin methyl ether, st-yrax and st-yrax ketal, described thermal initiator is one or more the mixture in benzoyl peroxide, azo-bis-isobutyl cyanide and DMA.
Wherein, described linking agent is one or both the mixture in photocrosslinking agent and thermal cross-linking agent.
Wherein, described linking agent is one or more the mixture in hexanediyl ester, glycol diacrylate, diethylene glycol diacrylate, triethylene glycol diacrylate, propylene glycol diacrylate, propylene glycol diacrylate and tripropylene glycol diacrylate.
A preparation method for UV curing high transmission rate low haze two sides adhesive tape, comprises following procedure of processing:
Steps A: the raw material taking formula ratio, is placed in different containers respectively;
Step B: join in reactor by the raw material taking out in steps A, stirs 5 ~ 10 minutes, makes raw material mix formation mixed slurry;
Step C: joined by mixed slurry in coating machine, then starts coating machine and is coated in carrier film by mixed slurry; Wherein, the coating thickness of mixed slurry is 5 ~ 500 microns;
Step D: be the ultraviolet irradiation machine of 30 ~ 150W by irradiation power by the carrier film being coated with mixed slurry, irradiation time is 3 ~ 5 minutes, and irradiation temperature is 55 ~ 65 DEG C, gets product.
Beneficial effect of the present invention is:
A kind of UV curing high transmission rate low haze two sides of the present invention adhesive tape, comprises the raw material of following weight part: soft acrylic's monomer 75 ~ 97 parts, rigid Acrylic Acid Monomer 1 ~ 25 part, initiator 0.1 ~ 5 part, linking agent 0.01 ~ 5 part; This UV curing high transmission rate low haze two sides adhesive tape transmittance is high, and mist degree is low, good in optical property, and transparency is high, good corrosion resistance, improves quality and the work-ing life of liquid-crystal display;
The preparation method of a kind of UV curing high transmission rate low haze two sides of the present invention adhesive tape, comprises following procedure of processing: steps A: the raw material taking formula ratio, is placed in different containers respectively; Step B: join in reactor by the raw material taking out in steps A, stirs 5 ~ 10 minutes, makes raw material mix formation mixed slurry; Step C: joined by mixed slurry in coating machine, then starts coating machine and is coated in carrier film by mixed slurry; Wherein, the coating thickness of mixed slurry is 5 ~ 500 microns; Step D: be the ultraviolet irradiation machine of 30 ~ 150W by irradiation power by the carrier film being coated with mixed slurry, irradiation time is 3 ~ 5 minutes, and irradiation temperature is 55 ~ 65 DEG C, gets product; Preparation method's technique of this UV curing high transmission rate low haze two sides adhesive tape is simple, and processing ease, production efficiency is high, is suitable for large-scale production.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated, and this is preferred embodiment of the present invention.
Embodiment 1.
A kind of UV curing high transmission rate low haze two sides of the present invention adhesive tape, comprises the raw material of following weight part:
A preparation method for UV curing high transmission rate low haze two sides adhesive tape, comprises following procedure of processing:
Steps A: the raw material taking formula ratio, is placed in different containers respectively;
Step B: join in reactor by the raw material taking out in steps A, stirs 5 minutes, makes raw material mix formation mixed slurry;
Step C: joined by mixed slurry in coating machine, then starts coating machine and is coated in carrier film by mixed slurry; Wherein, the coating thickness of mixed slurry is 175 microns;
Step D: be the ultraviolet irradiation machine of 100W by irradiation power by the carrier film being coated with mixed slurry, irradiation time is 3 minutes, and irradiation temperature is 60 DEG C, gets product.
Embodiment 2.
A kind of UV curing high transmission rate low haze two sides of the present invention adhesive tape, comprises the raw material of following weight part:
A preparation method for UV curing high transmission rate low haze two sides adhesive tape, comprises following procedure of processing:
Steps A: the raw material taking formula ratio, is placed in different containers respectively;
Step B: join in reactor by the raw material taking out in steps A, stirs 8 minutes, makes raw material mix formation mixed slurry;
Step C: joined by mixed slurry in coating machine, then starts coating machine and is coated in carrier film by mixed slurry; Wherein, the coating thickness of mixed slurry is 150 microns;
Step D: be the ultraviolet irradiation machine of 90W by irradiation power by the carrier film being coated with mixed slurry, irradiation time is 4 minutes, and irradiation temperature is 55 DEG C, gets product.
Embodiment 3.
A kind of UV curing high transmission rate low haze two sides of the present invention adhesive tape, comprises the raw material of following weight part:
Wherein, described couplant is aluminum oxide.
Wherein, described static inhibitor is static inhibitor SN.
Wherein, described ultraviolet screener is benzophenone.
Wherein, described antioxidant is antioxidant 1076.
A preparation method for UV curing high transmission rate low haze two sides adhesive tape, comprises following procedure of processing:
Steps A: the raw material taking formula ratio, is placed in different containers respectively;
Step B: join in reactor by the raw material taking out in steps A, stirs 10 minutes, makes raw material mix formation mixed slurry;
Step C: joined by mixed slurry in coating machine, then starts coating machine and is coated in carrier film by mixed slurry; Wherein, the coating thickness of mixed slurry is 200 microns;
Step D: be the ultraviolet irradiation machine of 110W by irradiation power by the carrier film being coated with mixed slurry, irradiation time is 5 minutes, and irradiation temperature is 65 DEG C, gets product.
Test above-described embodiment gained adhesive tape: according to methods such as ASTM D3121-94, wide with 1 inch, the speed of 300mm/min, the power upheld in 180 degree of directions goes to evaluate clinging power, and adhesion unit of force is kgf/inch, and result is as following table:
Finally should be noted that; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although done to explain to the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (10)
1. a UV curing high transmission rate low haze two sides adhesive tape, is characterized in that: the raw material comprising following weight part:
Soft acrylic's monomer 75 ~ 97 parts
Rigid Acrylic Acid Monomer 1 ~ 25 part
Initiator 0.1 ~ 5 part
Linking agent 0.01 ~ 5 part.
2. a kind of UV curing high transmission rate low haze two sides according to claim 1 adhesive tape, it is characterized in that: also comprise auxiliary agent, the weight part of described auxiliary agent is 1 ~ 10 part.
3. a kind of UV curing high transmission rate low haze two sides according to claim 2 adhesive tape, is characterized in that: described auxiliary agent is one or more the mixture in couplant, static inhibitor, ultraviolet screener and antioxidant.
4. a kind of UV curing high transmission rate low haze two sides according to claim 1 adhesive tape, is characterized in that: described soft acrylic's monomer be butyl acrylate, butyl methacrylate, n-hexyl acrylate, N-Hexyl methacrylate, Octyl acrylate, n octyl methacrylate, Isooctyl acrylate monomer, Isooctyl methacrylate, different ninth of the ten Heavenly Stems ester and different nonanylmethyl acrylate in one or more mixture.
5. a kind of UV curing high transmission rate low haze two sides according to claim 1 adhesive tape, is characterized in that: described rigid Acrylic Acid Monomer is one or more the mixture in vinylformic acid, methacrylic acid, maleic acid, fumaric acid, acrylamide, NVP, N-caprolactam, vinyl cyanide, Hydroxyethyl acrylate, Propylene glycol monoacrylate, hy-droxybutyl, the own ester of hydroxyl acrylic and hydroxyacrylamide.
6. a kind of UV curing high transmission rate low haze two sides according to claim 1 adhesive tape, is characterized in that: described initiator is one or both the mixture in light trigger and thermal initiator.
7. a kind of UV curing high transmission rate low haze two sides according to claim 6 adhesive tape, it is characterized in that: described light trigger is one or more the mixture in benzoin methyl ether, benzoin isopropyl ether, anisoin methyl ether, st-yrax and st-yrax ketal, described thermal initiator is one or more the mixture in benzoyl peroxide, azo-bis-isobutyl cyanide and DMA.
8. a kind of UV curing high transmission rate low haze two sides according to claim 1 adhesive tape, is characterized in that: described linking agent is one or both the mixture in photocrosslinking agent and thermal cross-linking agent.
9. a kind of UV curing high transmission rate low haze two sides according to claim 1 adhesive tape, is characterized in that: described linking agent is one or more the mixture in hexanediyl ester, glycol diacrylate, diethylene glycol diacrylate, triethylene glycol diacrylate, propylene glycol diacrylate, propylene glycol diacrylate and tripropylene glycol diacrylate.
10. the preparation method of a kind of UV curing high transmission rate low haze two sides as claimed in claim 1 adhesive tape, is characterized in that: comprise following procedure of processing:
Steps A: the raw material taking formula ratio, is placed in different containers respectively;
Step B: join in reactor by the raw material taking out in steps A, stirs 5 ~ 10 minutes, makes raw material mix formation mixed slurry;
Step C: joined by mixed slurry in coating machine, then starts coating machine and is coated in carrier film by mixed slurry; Wherein, the coating thickness of mixed slurry is 5 ~ 500 microns;
Step D: be the ultraviolet irradiation machine of 30 ~ 150W by irradiation power by the carrier film being coated with mixed slurry, irradiation time is 3 ~ 5 minutes, and irradiation temperature is 55 ~ 65 DEG C, gets product.
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| CN201410690455.0A CN104449446A (en) | 2014-11-25 | 2014-11-25 | UV curable high-transparency low-laze two-side adhesive tape and preparation method thereof |
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| CN201410690455.0A CN104449446A (en) | 2014-11-25 | 2014-11-25 | UV curable high-transparency low-laze two-side adhesive tape and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106397657A (en) * | 2016-09-10 | 2017-02-15 | 东莞市富印胶粘科技有限公司 | Optical double-side adhesive tape composition and method for preparing optical double-side adhesive tape by using same |
| CN106674417A (en) * | 2016-09-10 | 2017-05-17 | 东莞市富印胶粘科技有限公司 | Acrylic foam tape composition and method for preparing acrylic foam tape composition |
| CN106928875A (en) * | 2017-04-28 | 2017-07-07 | 东莞市亚马电子有限公司 | A kind of weather resisteant optical cement film film high and its manufacture craft |
| CN106978100A (en) * | 2017-04-28 | 2017-07-25 | 东莞市亚马电子有限公司 | A kind of repeatable Environmental protection two-side adhesive tape utilized of high viscosity and its manufacture craft |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102850972A (en) * | 2012-08-30 | 2013-01-02 | 烟台德邦科技有限公司 | Pressure-sensitive adhesive and preparation method thereof |
| CN103333648A (en) * | 2013-07-05 | 2013-10-02 | 河北工业大学 | Method for synthesis of ultraviolet curing pressure-sensitive adhesive by photopolymerization |
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2014
- 2014-11-25 CN CN201410690455.0A patent/CN104449446A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102850972A (en) * | 2012-08-30 | 2013-01-02 | 烟台德邦科技有限公司 | Pressure-sensitive adhesive and preparation method thereof |
| CN103333648A (en) * | 2013-07-05 | 2013-10-02 | 河北工业大学 | Method for synthesis of ultraviolet curing pressure-sensitive adhesive by photopolymerization |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106397657A (en) * | 2016-09-10 | 2017-02-15 | 东莞市富印胶粘科技有限公司 | Optical double-side adhesive tape composition and method for preparing optical double-side adhesive tape by using same |
| CN106674417A (en) * | 2016-09-10 | 2017-05-17 | 东莞市富印胶粘科技有限公司 | Acrylic foam tape composition and method for preparing acrylic foam tape composition |
| CN106928875A (en) * | 2017-04-28 | 2017-07-07 | 东莞市亚马电子有限公司 | A kind of weather resisteant optical cement film film high and its manufacture craft |
| CN106978100A (en) * | 2017-04-28 | 2017-07-25 | 东莞市亚马电子有限公司 | A kind of repeatable Environmental protection two-side adhesive tape utilized of high viscosity and its manufacture craft |
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Application publication date: 20150325 |