CN111777967A - UV type acrylate pressure-sensitive adhesive for low surface energy material and processing technology thereof - Google Patents
UV type acrylate pressure-sensitive adhesive for low surface energy material and processing technology thereof Download PDFInfo
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- CN111777967A CN111777967A CN202010608323.4A CN202010608323A CN111777967A CN 111777967 A CN111777967 A CN 111777967A CN 202010608323 A CN202010608323 A CN 202010608323A CN 111777967 A CN111777967 A CN 111777967A
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- Prior art keywords
- acrylate
- photoinitiator
- adhesive
- sensitive adhesive
- polymer
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- 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
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/385—Acrylic polymers
-
- 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
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
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- 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
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/255—Polyesters
-
- 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
- C09J2433/00—Presence of (meth)acrylic polymer
-
- 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
- C09J2467/00—Presence of polyester
- C09J2467/005—Presence of polyester in the release coating
-
- 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
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
Abstract
The invention relates to a UV type acrylate pressure-sensitive adhesive used on a low surface energy material and a processing technology thereof, the UV type acrylate pressure-sensitive adhesive consists of a UV acrylate adhesive, a PET substrate and a PET release film, the UV acrylate adhesive consists of a UV acrylate polymer, the UV acrylate polymer mainly consists of acrylic acid, butyl acrylate, hydroxyethyl acrylate, butyl acrylate, isooctyl acrylate, octadecyl acrylate, methyl methacrylate, dodecyl methacrylate, isodecyl acrylate, n-butyl acrylate, hydroxybutyl acrylate, a photoinitiator 1173, a photoinitiator 184, a photoinitiator TPO and a photoinitiator 651, and the formed semi-finished product UV acrylate polymer is polymerized in a UV polymerization mode to finally form the UV acrylate polymer.
Description
Technical Field
The invention relates to the technical field of low surface energy materials, in particular to UV type acrylate pressure-sensitive adhesive used for a low surface energy material and a processing technology thereof.
Background
There are two main techniques for bonding low surface energy materials: (1) the surface energy of the base material is improved, so that the surface energy of the base material is matched with that of the adhesive, and the base material is better wetted by the adhesive; (2) the pretreatment of low surface energy materials generally comprises flame treatment, corona discharge, plasma treatment, ozone or oxidizing acid oxidation treatment and sputter etching or precoating of high-performance primer, the operation processes of the methods are complicated, and the appearance of a glued joint part is poor, so that a UV type acrylate pressure-sensitive adhesive used for the low surface energy materials needs to be designed to solve the problems.
Disclosure of Invention
The invention aims to provide a UV type acrylate pressure-sensitive adhesive used for a low surface energy material and a processing technology thereof, and the aim of the invention is realized by the following technical scheme:
the invention relates to a UV type acrylate pressure-sensitive adhesive used on a low surface energy material, which consists of a UV acrylate adhesive, a PET substrate and a PET release film, wherein the UV acrylate adhesive consists of a UV acrylate polymer, the UV acrylate polymer mainly consists of acrylic acid, butyl acrylate, hydroxyethyl acrylate, butyl acrylate, isooctyl acrylate, octadecyl acrylate, methyl methacrylate, dodecyl methacrylate, isodecyl acrylate, n-butyl acrylate, hydroxybutyl acrylate, a photoinitiator 1173, a photoinitiator 184, a photoinitiator TPO and a photoinitiator 651, and the formed semi-finished UV acrylate polymer is polymerized in a UV polymerization mode to finally form the UV acrylate polymer.
The invention is further improved in that: the UV type acrylate pressure-sensitive adhesive comprises a first PET release film, a first UV acrylate adhesive, a PET substrate, a second UV acrylate adhesive and a second PET release film from top to bottom in sequence.
The invention is further improved in that: the method comprises the following steps: step one, acrylic acid, hydroxyethyl acrylate, butyl acrylate, isooctyl acrylate, methyl acrylate, hydroxybutyl acrylate and a photoinitiator 1173 are respectively mixed into a mixed solution according to a certain proportion; placing the mixed solution in a glass UV jacketed reaction kettle for stirring; introducing high-purity nitrogen at room temperature; step four, reacting the mixed solution by using a UV LED irradiator, and controlling the viscosity of the product at 3000-; step five, adding 0.4% TPO into the prepared UV acrylate polymer, and uniformly stirring; step six, coating the defoamed UV acrylate polymer on two sides of the PET substrate, and irradiating the UV acrylate polymer by UV light for 1J to form the UV acrylate adhesive; step seven: and respectively attaching PET release films to the UV acrylate adhesives on the two sides to prepare a finished product.
The invention is further improved in that: the acrylic acid, the hydroxyethyl acrylate, the butyl acrylate, the isooctyl acrylate, the methyl acrylate, the hydroxybutyl acrylate and the photoinitiator 1173 respectively form a mixed solution according to the proportion of 4% of the acrylic acid, 20% of the hydroxyethyl acrylate, 30% of the butyl acrylate, 26% of the isooctyl acrylate, 10% of the methyl acrylate, 10% of the hydroxybutyl acrylate and 0.1% of the photoinitiator 1173.
The invention is further improved in that: the stirring rate was 50r/min when placed in a glass UV jacketed reaction kettle.
The invention has the advantages of
The invention prepares the double-sided adhesive tape by the prepared UV acrylate adhesive, solves the problem of cohesive force of the low surface energy material in the production and application process, can firmly bond the low surface energy material together, can disperse the internal stress in the system, and the bonding range is wide, so that the adherend or the bonding piece is lighter, thinner and more beautiful, and the user can feel more practicability and flexibility in the using process, and the key point is to synthesize the solvent-free UV acrylate pressure-sensitive adhesive with high performance, the adhesive has the advantages of small environmental pollution, quick curing and low energy consumption, can be suitable for firm bonding of most of low-surface-energy materials due to the unique formula after being processed into an adhesive film, the adhesive has high strength and permanent adhesive force on polymer-grade low-surface-energy materials, and the design has the characteristics of strong practicability and strong operability, and has wide market application prospect.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
description of the drawings: 1-a first layer of PET release film, 2-a first layer of UV acrylate adhesive, 3-PET base material, 4-a second layer of UV acrylate adhesive and 5-a second layer of PET release film.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
The invention relates to a UV type acrylate pressure-sensitive adhesive used on a low surface energy material, which comprises a first layer of PET release film 1, a first layer of UV acrylate adhesive 2, a PET substrate 3, a second layer of UV acrylate adhesive 4 and a second layer of PET release film 5 from top to bottom in sequence, wherein the first layer of UV acrylate adhesive 2 and the second layer of UV acrylate adhesive 4 both comprise UV acrylate polymers, and the UV acrylate polymers mainly comprise acrylic acid, butyl acrylate, hydroxyethyl acrylate, butyl acrylate, isooctyl acrylate, octadecyl acrylate, methyl methacrylate, dodecyl methacrylate, isodecyl acrylate, n-butyl acrylate, hydroxybutyl acrylate, a photoinitiator 1173, a photoinitiator 184, a photoinitiator TPO and a photoinitiator 651, the UV acrylate polymer comprises 4% of acrylic acid, 20% of hydroxyethyl acrylate, 30% of butyl acrylate, 26% of isooctyl acrylate, 10% of methyl acrylate, 10% of hydroxybutyl acrylate and 0.1% of a photoinitiator 1173 according to specific proportion, and is polymerized by a UV polymerization mode to finally form the UV acrylate polymer.
The specific processing technology for the UV type acrylate pressure-sensitive adhesive comprises the following steps: step one, acrylic acid, hydroxyethyl acrylate, butyl acrylate, isooctyl acrylate, methyl acrylate, hydroxybutyl acrylate and a photoinitiator 1173 are respectively mixed into a mixed solution according to a certain proportion; placing the mixed solution in a glass UV jacketed reaction kettle for stirring; introducing high-purity nitrogen at room temperature; step four, reacting the mixed solution by using a UV LED irradiator, and controlling the viscosity of the product at 3000-; step five, adding 0.4% TPO into the prepared UV acrylate polymer, uniformly stirring, and placing the mixture into a glass UV jacket reaction kettle with the stirring speed of 50 r/min; step six, coating the defoamed UV acrylate polymer on two sides of the PET substrate, and irradiating the UV acrylate polymer by UV light for 1J to form a first layer of UV acrylate adhesive 2 and a second layer of UV acrylate adhesive 4; step seven: and respectively attaching the first layer of PET release film 1 and the second layer of PET release film 5 to the first layer of UV acrylate adhesive 2 and the second layer of UV acrylate adhesive 4 on the two sides to obtain a finished product.
The invention has the advantages of
The invention prepares the double-sided adhesive tape by the prepared UV acrylate adhesive, solves the problem of cohesive force of the low surface energy material in the production and application process, can firmly bond the low surface energy material together, can disperse the internal stress in the system, and the bonding range is wide, so that the adherend or the bonding piece is lighter, thinner and more beautiful, and the user can feel more practicability and flexibility in the using process, and the key point is to synthesize the solvent-free UV acrylate pressure-sensitive adhesive with high performance, the adhesive has the advantages of small environmental pollution, quick curing and low energy consumption, can be suitable for firm bonding of most of low-surface-energy materials due to the unique formula after being processed into an adhesive film, the adhesive has high strength and permanent adhesive force on polymer-grade low-surface-energy materials, and the design has the characteristics of strong practicability and strong operability, and has wide market application prospect.
The comparison of the properties of the products of the invention with those of conventional commercial products is the following comparative experimental data before and after adjustment using the test method for the 180 DEG peel strength of pressure-sensitive adhesive tapes GB/T2792-1998 and the test method for the permanent adhesion of pressure-sensitive adhesive tapes GB/T4851-1998:
| product(s) | Peeling force | Tackiness by holding |
| For market | 1600 | ＜3H |
| I am | 2300 | ＞24H |
The low surface energy adhesive tape produced by adopting the UV polymerization mode has excellent stripping force and holding force performance.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing detailed description, or equivalent replacements may be made for some of the technical features of the embodiments. All utilize the equivalent structure that the content of the utility model discloses a specification and attached drawing was done, direct or indirect application is in other relevant technical field, all is in the same way the utility model discloses within the patent protection scope.
Claims (5)
1. A UV type acrylate pressure sensitive adhesive for low surface energy materials, characterized in that: the UV type acrylate pressure-sensitive adhesive is composed of a UV acrylate adhesive, a PET substrate and a PET release film, wherein the UV acrylate adhesive is composed of a UV acrylate polymer, the UV acrylate polymer is mainly composed of acrylic acid, butyl acrylate, hydroxyethyl acrylate, butyl acrylate, isooctyl acrylate, octadecyl acrylate, methyl methacrylate, dodecyl methacrylate, isodecyl acrylate, n-butyl acrylate, hydroxybutyl acrylate, a photoinitiator 1173, a photoinitiator 184, a photoinitiator TPO and a photoinitiator 651, and the formed semi-finished UV acrylate polymer is polymerized in a UV polymerization mode to finally form the UV acrylate polymer.
2. The UV-type acrylate pressure sensitive adhesive for low surface energy materials according to claim 1, wherein: the UV type acrylate pressure-sensitive adhesive comprises a first PET release film, a first UV acrylate adhesive, a PET substrate, a second UV acrylate adhesive and a second PET release film from top to bottom in sequence.
3. The process of claim 1 for the preparation of a UV-type acrylate pressure sensitive adhesive for low surface energy materials, wherein: the method comprises the following steps:
step one, acrylic acid, hydroxyethyl acrylate, butyl acrylate, isooctyl acrylate, methyl acrylate, hydroxybutyl acrylate and a photoinitiator 1173 are respectively mixed into a mixed solution according to a certain proportion;
placing the mixed solution in a glass UV jacketed reaction kettle for stirring;
introducing high-purity nitrogen at room temperature;
step four, reacting the mixed solution by using a UV LED irradiator, and controlling the viscosity of the product at 3000-;
step five, adding 0.4% TPO into the prepared UV acrylate polymer, and uniformly stirring;
step six, coating the defoamed UV acrylate polymer on two sides of the PET substrate, and irradiating the UV acrylate polymer by UV light for 1J to form the UV acrylate adhesive;
step seven: and respectively attaching PET release films to the UV acrylate adhesives on the two sides to prepare a finished product.
4. The process according to claim 1, wherein the process comprises the following steps: the acrylic acid, the hydroxyethyl acrylate, the butyl acrylate, the isooctyl acrylate, the methyl acrylate, the hydroxybutyl acrylate and the photoinitiator 1173 respectively form a mixed solution according to the proportion of 4% of the acrylic acid, 20% of the hydroxyethyl acrylate, 30% of the butyl acrylate, 26% of the isooctyl acrylate, 10% of the methyl acrylate, 10% of the hydroxybutyl acrylate and 0.1% of the photoinitiator 1173.
5. The process according to claim 1, wherein the process comprises the following steps: the stirring rate was 50r/min when placed in a glass UV jacketed reaction kettle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010608323.4A CN111777967A (en) | 2020-06-30 | 2020-06-30 | UV type acrylate pressure-sensitive adhesive for low surface energy material and processing technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010608323.4A CN111777967A (en) | 2020-06-30 | 2020-06-30 | UV type acrylate pressure-sensitive adhesive for low surface energy material and processing technology thereof |
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| Publication Number | Publication Date |
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| CN111777967A true CN111777967A (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010608323.4A Pending CN111777967A (en) | 2020-06-30 | 2020-06-30 | UV type acrylate pressure-sensitive adhesive for low surface energy material and processing technology thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112280487A (en) * | 2020-10-28 | 2021-01-29 | 南京汇鑫光电材料有限公司 | High-performance acrylate explosion-proof membrane |
| CN112322207A (en) * | 2020-11-04 | 2021-02-05 | 湖南弘擎电子材料科技有限公司 | UV curing double-sided adhesive tape applied to pasting low-surface-energy material and preparation method thereof |
| CN113817416A (en) * | 2021-08-25 | 2021-12-21 | 南京汇鑫光电材料有限公司 | High-reworkability acrylate pressure-sensitive adhesive tape and preparation method thereof |
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| US20150284602A1 (en) * | 2011-05-10 | 2015-10-08 | Dexerials Corporation | Double-sided adhesive tape and method for producing the same |
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| CN109593497A (en) * | 2018-11-30 | 2019-04-09 | 湖南省和祥润新材料有限公司 | A kind of UV curing acrylic ester pressure-sensitive and its preparation method and application suitable for plastic material |
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2020
- 2020-06-30 CN CN202010608323.4A patent/CN111777967A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101649165A (en) * | 2009-08-31 | 2010-02-17 | 广东达美胶粘制品有限公司 | Ultraviolet curing pressure sensitive adhersive for polyethylene protective film and preparation method thereof |
| US20150284602A1 (en) * | 2011-05-10 | 2015-10-08 | Dexerials Corporation | Double-sided adhesive tape and method for producing the same |
| CN102504717A (en) * | 2011-11-07 | 2012-06-20 | 北京天山新材料技术股份有限公司 | Adhesive tape for bonding low-surface-energy material and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112280487A (en) * | 2020-10-28 | 2021-01-29 | 南京汇鑫光电材料有限公司 | High-performance acrylate explosion-proof membrane |
| CN112322207A (en) * | 2020-11-04 | 2021-02-05 | 湖南弘擎电子材料科技有限公司 | UV curing double-sided adhesive tape applied to pasting low-surface-energy material and preparation method thereof |
| CN113817416A (en) * | 2021-08-25 | 2021-12-21 | 南京汇鑫光电材料有限公司 | High-reworkability acrylate pressure-sensitive adhesive tape and preparation method thereof |
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