CN109749674A - Inharmonious adhesive tape of reusable high-strength hot and preparation method thereof - Google Patents
Inharmonious adhesive tape of reusable high-strength hot and preparation method thereof Download PDFInfo
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- CN109749674A CN109749674A CN201910071767.6A CN201910071767A CN109749674A CN 109749674 A CN109749674 A CN 109749674A CN 201910071767 A CN201910071767 A CN 201910071767A CN 109749674 A CN109749674 A CN 109749674A
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- inharmonious
- adhesive tape
- strength hot
- glue
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Abstract
The invention discloses a kind of reusable inharmonious adhesive tapes of high-strength hot, the inharmonious glue-line of heat including substrate layer and coated on substrate layer surface, the inharmonious glue-line of heat includes following components: butyl acrylate, acrylic acid-2-ethyl caproite, methyl methacrylate, hydroxy methyl methacrylate, styrene-isoprene-styrene block copolymer, liquid terpene resins, polyethylene glycol, N, N- diethylaniline, 4, 4 '-diaminodiphenyl ethers, azodiisobutyronitrile, butyl epoxy stearate, γ-methacryloxypropyl trimethoxy silane, antioxidant, solvent；The inharmonious adhesive tape glue-line cohesive performance of the reusable high-strength hot is good, and shear strength is strong, effectively improve glue-line by shunk under external force or sliding phenomenon so that influence bond stability the case where, have very high practical value.
Description
Technical field
The present invention relates to a kind of adhesive tapes, more particularly to a kind of reusable inharmonious adhesive tape of high-strength hot and its preparation side
Method.
Background technique
With the development of science and technology, the degree of automation is higher and higher, the serialization and summary of product processes, which become, to be mentioned
The important means of high enterprise competitiveness, high-end electronic product is the continuity and simplification for guaranteeing production technology at present, is usually needed
Certain safeguard measure is carried out to electronic component in processing procedure.
Current main safeguard measure substantially has following two: first is that using the pressure-sensitive tape of low cementability, second is that adopting
With the pyrolysis adhesive tape of addition microspheres.There is certain drawbacks, the pressure-sensitive tape of low cementability in both adhesive tapes
It is difficult to bond the object of rough surface, and cohesive force can become larger with the extension of time, the promotion of temperature, pressure, finally be difficult to
Removing；And glue-line substantially all disappearance of cohesive force after pyrolysis is viscous of the pyrolysis adhesive tape of microspheres is added, it is easy to cause
Glue-line and element are even thoroughly detached between glue-line and substrate layer and element are caused to fall off damage, in addition, after pyrolysis is glued due to
Expandable microspheres volume increases, and the surface of such adhesive tape glue-line is usually rough, and glue-line is soft, is easy to happen after by external force
It shrinks or sliding phenomenon is so that influence technology stability.Therefore, it is stable, reusable how to develop a kind of performance
The inharmonious adhesive tape of high-strength hot becomes the direction that those skilled in the art make great efforts.
Summary of the invention
It is an object of that present invention to provide a kind of reusable inharmonious adhesive tape of high-strength hot, the adhesive tape glue-line cohesive performances
Well, shear strength is strong, and interface hardness is higher, improves glue-line and sliding phenomenon occurs under by external force so that influencing to bond
The case where stability, has very high practical value；It is a further object to provide one kind to be used for above-mentioned repeatable benefit
The preparation method of the inharmonious adhesive tape of high-strength hot.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: a kind of reusable inharmonious glue of high-strength hot
Band, the inharmonious glue-line of heat including substrate layer and coated on substrate layer surface, the inharmonious glue-line of heat includes following parts by weight of component:
20 ~ 35 parts of butyl acrylate,
5 ~ 10 parts of acrylic acid-2-ethyl caproite,
12 ~ 20 parts of methyl methacrylate,
0.5 ~ 5 part of hydroxy methyl methacrylate,
20 ~ 30 parts of styrene-isoprene-styrene block copolymer,
15 ~ 30 parts of liquid terpene resins,
1.5 ~ 3 parts of polyethylene glycol,
0.5 ~ 1 part of N, N- diethylaniline,
4,4 ' -0.3 ~ 0.8 part of diaminodiphenyl ethers,
0.2 ~ 0.5 part of azodiisobutyronitrile,
2 ~ 5 parts of butyl epoxy stearate,
3 ~ 7 parts of γ-methacryloxypropyl trimethoxy silane,
0.1 ~ 1 part of antioxidant,
25 ~ 50 parts of solvent.
Further improved technical solution is as follows in above-mentioned technical proposal:
1. in above scheme, the substrate layer is selected from PET film, BOPP film, PP film, PI film, PE film or PVC
Any one in film.
2. in above scheme, the styrene-isoprene-styrene block copolymer is the line without diblock SI
Type SIS.
3. in above scheme, the softening point of the liquid terpene resins is 80 ~ 85 DEG C.
4. in above scheme, the antioxidant is antioxidant 1076, in irgasfos 168, antioxidant 1010, antioxidant 164
At least one.
5. in above scheme, the solvent is the mixture of toluene and ethyl acetate.
The preparation method technical solution that the present invention uses is: a kind of preparation of the reusable inharmonious adhesive tape of high-strength hot
Method, comprising the following steps:
S1. styrene-isoprene-styrene block copolymer is added in the solvent of solvent total amount 20 ~ 30%, heating is stirred
It mixes, is completely dissolved styrene-isoprene-styrene block copolymer；
S2. by butyl acrylate, acrylic acid-2-ethyl caproite, methyl methacrylate, hydroxy methyl methacrylate, poly- second two
Alcohol, N, N- diethylaniline, 4,4 '-diaminodiphenyl ethers, azodiisobutyronitrile, butyl epoxy stearate, γ-methacryl
Oxygroup propyl trimethoxy silicane, antioxidant and remaining solvent are added in reaction kettle, are stirred evenly；
S3. 75 ~ 90 DEG C are warming up to, the styrene-isoprene-styrene block copolymer solution prepared in S1 is slowly dripped
It is added in reaction kettle, time for adding is 2 ~ 3 hours, after being added dropwise, isothermal reaction 3 ~ 5 hours；
S4. liquid terpene resins are added in reaction kettle, are stirred evenly, the inharmonious glue of heat is made；
S5. the inharmonious glue-coating of heat prepared in S4 is formed into the inharmonious glue-line of heat in substrate layer surface, through baking oven drying, divided
It cuts, obtains the inharmonious adhesive tape of reusable high-strength hot.
Due to the application of the above technical scheme, compared with the prior art, the invention has the following advantages:
1. the reusable inharmonious adhesive tape of high-strength hot of the present invention, the inharmonious glue-line of heat is in butyl acrylate, acrylic acid -2-
On the basis of ethylhexyl, methyl methacrylate and hydroxy methyl methacrylate, it is added to styrene-isoprene-benzene second
20 ~ 30 parts of alkene block copolymer, 15 ~ 30 parts of liquid terpene resins, it is obtained can under the inharmonious adhesive tape room temperature of heavy industry heat peeling force compared with
Height, adhesion strength significantly reduces after 100 DEG C of heating, can easily remove from fitting object, facilitate heavy industry, and restore glue-line after room temperature
Cohesive force can be restored, therefore the adhesive tape can repeatedly use, and save economic cost；In addition, also additional addition in system
1.5 ~ 3 parts and 2 ~ 5 parts of butyl epoxy stearate of polyethylene glycol, effectively improve that cohesive force after glue-line cold cycling loses asks
It inscribes, glue-line cohesive force can be restored to 95% or more of the inharmonious preceding cohesive force of heating after a circulation.
2. the reusable inharmonious adhesive tape of high-strength hot of the present invention, the acrylic system adhesive of the inharmonious glue-line of heat
In be added to 3 ~ 7 parts of γ-methacryloxypropyl trimethoxy silane and 4,4 ' -0.3 ~ 0.8 part of diaminodiphenyl ethers mention
The high cohesive performance of adhesive, the shear strength of glue-line is significantly improved and interface hardness is higher, improve glue-line by
There is a situation where sliding phenomenon so that influencing bonding stability, especially in precision element processing procedure, slightly under external force
Glue-line change in size all will lead to that technique is unstable, the invention of this adhesive tape then effectively improves the situation, has very high reality
With value.
Specific embodiment
The present invention will be further described below with reference to examples:
Embodiment 1 ~ 4: a kind of reusable inharmonious adhesive tape of high-strength hot, including substrate layer and coated on substrate layer surface
The inharmonious glue-line of heat, the substrate layer select 12 μm of PET film,
The inharmonious glue-line of heat includes following parts by weight of component:
Table 1
| Component | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
| Butyl acrylate | 22 | 20 | 35 | 29 |
| Acrylic acid-2-ethyl caproite | 5 | 7 | 10 | 19 |
| Methyl methacrylate | 18 | 16 | 12 | 20 |
| Hydroxy methyl methacrylate | 0.5 | 3.6 | 5 | 2.5 |
| Styrene-isoprene-styrene block copolymer | 20 | 28 | 22 | 30 |
| Liquid terpene resins | 20 | 15 | 30 | 25 |
| Polyethylene glycol | 1.5 | 3 | 2.5 | 2 |
| N, N- diethylaniline | 0.8 | 0.6 | 0.5 | 1 |
| 4,4 '-diaminodiphenyl ethers | 0.6 | 0.3 | 0.7 | 0.8 |
| Azodiisobutyronitrile | 0.5 | 0.2 | 0.3 | 0.4 |
| Butyl epoxy stearate | 5 | 3 | 2 | 4 |
| γ-methacryloxypropyl trimethoxy silane | 7 | 6 | 3 | 5 |
| Antioxidant | 1 | 0.7 | 0.3 | 0.1 |
| Solvent | 42 | 35 | 25 | 50 |
Above-mentioned styrene-isoprene-styrene block copolymer is the line style SIS without diblock SI, liquid terpene resins
Softening point be 80 ~ 85 DEG C, solvent be toluene and ethyl acetate mixture.
The antioxidant of above-described embodiment 1 is antioxidant 1076, and the antioxidant of embodiment 2 is irgasfos 168, embodiment 3
Antioxidant is antioxidant 1010, and the antioxidant of embodiment 4 is antioxidant 164.
The preparation method of the above-mentioned inharmonious adhesive tape of reusable high-strength hot the following steps are included:
S1. styrene-isoprene-styrene block copolymer is added in the solvent of solvent total amount 20 ~ 30%, heating is stirred
It mixes, is completely dissolved styrene-isoprene-styrene block copolymer；
S2. by butyl acrylate, acrylic acid-2-ethyl caproite, methyl methacrylate, hydroxy methyl methacrylate, poly- second two
Alcohol, N, N- diethylaniline, 4,4 '-diaminodiphenyl ethers, azodiisobutyronitrile, butyl epoxy stearate, γ-methacryl
Oxygroup propyl trimethoxy silicane, antioxidant and remaining solvent are added in reaction kettle, are stirred evenly；
S3. 75 ~ 90 DEG C are warming up to, the styrene-isoprene-styrene block copolymer solution prepared in S1 is slowly dripped
It is added in reaction kettle, time for adding is 2 ~ 3 hours, after being added dropwise, isothermal reaction 3 ~ 5 hours；
S4. liquid terpene resins are added in reaction kettle, are stirred evenly, the inharmonious glue of heat is made；
S5. the inharmonious glue-coating of heat prepared in S4 is formed into the inharmonious glue-line of heat in substrate layer surface, through baking oven drying, divided
It cuts, obtains the inharmonious adhesive tape of reusable high-strength hot.
Comparative example 1 ~ 3: a kind of adhesive tape, the glue-line including substrate layer and coated on substrate layer surface, the substrate layer are selected
12 μm of PET film,
The glue-line includes following parts by weight of component:
Table 2
| Component | Comparative example 1 | Comparative example 2 | Comparative example 3 |
| Butyl acrylate | 20 | 35 | 29 |
| Acrylic acid-2-ethyl caproite | 5 | - | 10 |
| Methyl methacrylate | 16 | 12 | 20 |
| Hydroxy methyl methacrylate | 0.5 | 3 | 5 |
| Styrene-isoprene-styrene block copolymer | 10 | 20 | 30 |
| Liquid terpene resins | 20 | 15 | 30 |
| Polyethylene glycol | 3 | 2 | - |
| N, N- diethylaniline | 0.6 | 0.5 | 1 |
| 4,4 '-diaminodiphenyl ethers | 0.7 | - | 0.8 |
| Azodiisobutyronitrile | 0.5 | 0.2 | 0.3 |
| Butyl epoxy stearate | - | 3 | 2 |
| γ-methacryloxypropyl trimethoxy silane | 7 | 6 | - |
| Antioxidant | 1 | 0.1 | 0.3 |
| Solvent | 50 | 40 | 30 |
Above-mentioned styrene-isoprene-styrene block copolymer is the line style SIS without diblock SI, liquid terpene resins
Softening point be 80 ~ 85 DEG C, solvent be toluene and ethyl acetate mixture.
The antioxidant of above-mentioned comparative example 1 is antioxidant 1076, and the antioxidant of comparative example 2 is irgasfos 168, comparative example 3
Antioxidant is antioxidant 164.
Adhesive tape product performance made from above-described embodiment 1 ~ 4 and comparative example 1 ~ 3 is as shown in table 3:
Table 3
Above-mentioned test data is based on stainless steel breadboard.
As shown in the evaluation result of table 3, the either hot inharmonious effect of the adhesive tape prepared in various embodiments of the present invention, cohesive force
Recovery situation or shear strength are superior to the adhesive tape of each comparative example, and reusable high-strength hot prepared by the present invention loses
Adhesive tape is reusable, has saved economic cost, and cohesive performance is good, for can effectively ensure that work in precision element processing procedure
Skill stability.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of reusable inharmonious adhesive tape of high-strength hot, it is characterised in that: including substrate layer and be coated on substrate layer table
The inharmonious glue-line of heat in face, the inharmonious glue-line of heat includes following parts by weight of component:
20 ~ 35 parts of butyl acrylate,
5 ~ 10 parts of acrylic acid-2-ethyl caproite,
12 ~ 20 parts of methyl methacrylate,
0.5 ~ 5 part of hydroxy methyl methacrylate,
20 ~ 30 parts of styrene-isoprene-styrene block copolymer,
15 ~ 30 parts of liquid terpene resins,
1.5 ~ 3 parts of polyethylene glycol,
0.5 ~ 1 part of N, N- diethylaniline,
4,4 ' -0.3 ~ 0.8 part of diaminodiphenyl ethers,
0.2 ~ 0.5 part of azodiisobutyronitrile,
2 ~ 5 parts of butyl epoxy stearate,
3 ~ 7 parts of γ-methacryloxypropyl trimethoxy silane,
0.1 ~ 1 part of antioxidant,
25 ~ 50 parts of solvent.
2. the inharmonious adhesive tape of reusable high-strength hot according to claim 1, it is characterised in that: the substrate layer choosing
From any one in PET film, BOPP film, PP film, PI film, PE film or PVC film.
3. the inharmonious adhesive tape of reusable high-strength hot according to claim 1, it is characterised in that: the styrene-
Isoprene-styrene block copolymer is the line style SIS without diblock SI.
4. the inharmonious adhesive tape of reusable high-strength hot according to claim 1, it is characterised in that: the liquid terpenes
The softening point of resin is 80 ~ 85 DEG C.
5. the inharmonious adhesive tape of reusable high-strength hot according to claim 1, it is characterised in that: the antioxidant is
At least one of antioxidant 1076, irgasfos 168, antioxidant 1010, antioxidant 164.
6. the inharmonious adhesive tape of reusable high-strength hot according to claim 1, it is characterised in that: the solvent is first
The mixture of benzene and ethyl acetate.
7. preparation side of the one kind for the inharmonious adhesive tape of high-strength hot reusable described in claim 1 ~ 6 any one
Method, it is characterised in that: the following steps are included:
S1. styrene-isoprene-styrene block copolymer is added in the solvent of solvent total amount 20 ~ 30%, heating is stirred
It mixes, is completely dissolved styrene-isoprene-styrene block copolymer；
S2. by butyl acrylate, acrylic acid-2-ethyl caproite, methyl methacrylate, hydroxy methyl methacrylate, poly- second two
Alcohol, N, N- diethylaniline, 4,4 '-diaminodiphenyl ethers, azodiisobutyronitrile, butyl epoxy stearate, γ-methacryl
Oxygroup propyl trimethoxy silicane, antioxidant and remaining solvent are added in reaction kettle, are stirred evenly；
S3. 75 ~ 90 DEG C are warming up to, the styrene-isoprene-styrene block copolymer solution prepared in S1 is slowly dripped
It is added in reaction kettle, time for adding is 2 ~ 3 hours, after being added dropwise, isothermal reaction 3 ~ 5 hours；
S4. liquid terpene resins are added in reaction kettle, are stirred evenly, the inharmonious glue of heat is made；
S5. the inharmonious glue-coating of heat prepared in S4 is formed into the inharmonious glue-line of heat in substrate layer surface, through baking oven drying, divided
It cuts, obtains the inharmonious adhesive tape of reusable high-strength hot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071767.6A CN109749674A (en) | 2019-01-25 | 2019-01-25 | Inharmonious adhesive tape of reusable high-strength hot and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071767.6A CN109749674A (en) | 2019-01-25 | 2019-01-25 | Inharmonious adhesive tape of reusable high-strength hot and preparation method thereof |
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|---|---|
| CN109749674A true CN109749674A (en) | 2019-05-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114605943A (en) * | 2022-03-25 | 2022-06-10 | 常州市宝丽胶粘剂有限公司 | Recyclable adhesive lost when heated |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005200606A (en) * | 2004-01-19 | 2005-07-28 | Nitto Denko Corp | Surface protecting sheet |
| CN102732176A (en) * | 2012-07-06 | 2012-10-17 | 中国航空工业集团公司北京航空材料研究院 | Peelable polyacrylate pressure-sensitive adhesive film with controllable peeling force |
| CN104559857A (en) * | 2014-12-31 | 2015-04-29 | 东莞市澳中电子材料有限公司 | Acrylic acid modified hot-melt pressure-sensitive adhesive for bearing adhesive tape and preparation method of acrylic acid modified hot-melt pressure-sensitive adhesive |
-
2019
- 2019-01-25 CN CN201910071767.6A patent/CN109749674A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005200606A (en) * | 2004-01-19 | 2005-07-28 | Nitto Denko Corp | Surface protecting sheet |
| CN102732176A (en) * | 2012-07-06 | 2012-10-17 | 中国航空工业集团公司北京航空材料研究院 | Peelable polyacrylate pressure-sensitive adhesive film with controllable peeling force |
| CN104559857A (en) * | 2014-12-31 | 2015-04-29 | 东莞市澳中电子材料有限公司 | Acrylic acid modified hot-melt pressure-sensitive adhesive for bearing adhesive tape and preparation method of acrylic acid modified hot-melt pressure-sensitive adhesive |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114605943A (en) * | 2022-03-25 | 2022-06-10 | 常州市宝丽胶粘剂有限公司 | Recyclable adhesive lost when heated |
| CN114605943B (en) * | 2022-03-25 | 2023-02-03 | 常州市宝丽胶粘剂有限公司 | Recyclable adhesive lost when heated |
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Application publication date: 20190514 |
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