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CN110540820A - Simple glue for UV (ultraviolet) anti-adhesive tape - Google Patents

Simple glue for UV (ultraviolet) anti-adhesive tape Download PDF

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Publication number
CN110540820A
CN110540820A CN201910880924.8A CN201910880924A CN110540820A CN 110540820 A CN110540820 A CN 110540820A CN 201910880924 A CN201910880924 A CN 201910880924A CN 110540820 A CN110540820 A CN 110540820A
Authority
CN
China
Prior art keywords
glue
methacrylate
poly
percent
mixing
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
Application number
CN201910880924.8A
Other languages
Chinese (zh)
Inventor
孙攀
王健
牛建超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Jingjing New Materials Co Ltd
Original Assignee
Shanghai Jingjing New Materials Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Jingjing New Materials Co Ltd filed Critical Shanghai Jingjing New Materials Co Ltd
Priority to CN201910880924.8A priority Critical patent/CN110540820A/en
Publication of CN110540820A publication Critical patent/CN110540820A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02Non-macromolecular additives
    • C09J11/06Non-macromolecular additives organic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J133/00Adhesives 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
    • C09J133/04Homopolymers or copolymers of esters
    • C09J133/06Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09J133/10Homopolymers or copolymers of methacrylic acid esters
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Adhesive Tapes (AREA)

Abstract

The invention discloses simple glue for a UV (ultraviolet) viscosity-reducing adhesive tape, which performs a cross-linking reaction with a glue main agent through a dual-curing type UV resin curing agent, and realizes UV viscosity reduction by adding unsaturated bonds in the curing agent, wherein the glue comprises the following components in percentage by weight: 20 to 60 percent of polyacrylic resin with the molecular weight of 50000-200000, 30 to 60 percent of dissolving agent, 5 to 30 percent of dual-curing type UV resin curing agent and 0.5 to 3 percent of photoinitiator; the dissolving agent is one or more of ethyl acetate, toluene, butanone, butyl acetate, propylene glycol monomethyl ether and cyclohexanone. The invention has good adhesiveness and UV viscosity-reducing effect, and can effectively simplify the production process and reduce the production cost due to simple formula.

Description

simple glue for UV (ultraviolet) anti-adhesive tape
Technical Field
The invention relates to the field of glue for a protective film, in particular to simple glue for a UV (ultraviolet) anti-adhesive tape.
Background
The UV visbreaking film has ultrahigh viscosity, can ensure that the pasted object keeps stable, does not fall off or have no flash in the processing process, and protects the unprocessed part. After the processing is finished, the adhesive force can be reduced by only irradiating enough UV rays, so that the support body can be easily torn off, and the attached object can be normally used in the next production procedure.
The traditional UV viscosity-reducing glue has two types, one type is that unsaturated bonds are integrated on a glue main agent through reaction, the UV viscosity-reducing glue produced by the method has excellent performance and is not easy to glue residue, but the cost is high due to the addition of one-step reaction and high price of raw materials; and the other is to add a light-cured resin into the glue, and the UV visbreaking glue produced in the way is relatively low in cost, but has undesirable performance and is easy to residue on an object to be pasted.
Application No.: 201811550094.4 relates to a removable adhesive tape and its preparation method, which comprises a pressure sensitive adhesive tape layer, a conductive layer, a hole transport layer, a light-emitting layer, a hole barrier layer, an interface buffer layer and a cathode layer arranged in sequence from bottom to top; the pressure-sensitive adhesive tape layer is a pressure-sensitive adhesive tape layer which is subjected to de-bonding through UV (ultraviolet) illumination; the light-emitting layer is a PLED light-emitting thin film layer; and the conductive layer is PEDOT, namely a PSS conductive layer. The principle of the adhesive tape is that after the conducting layer and the cathode layer form a passage, the luminous layer emits light to initiate polymerization, crosslinking and curing of a glue coating in the pressure-sensitive adhesive tape layer, so that the glue coating loses viscosity; the adhesive tape can be widely applied to the field of electronic and electric appliances, such as the application to the sticking and installation of a mobile phone battery, and plays a role in convenient disassembly.
disclosure of Invention
in order to overcome the defects of the prior art, the invention provides the simple glue for the UV viscosity-reducing adhesive tape, the double-curing type UV resin curing agent is used for carrying out cross-linking reaction with a glue main agent, and unsaturated bonds are added in the curing agent to realize UV viscosity reduction.
In order to achieve the above object, the present invention provides a simple glue for a UV viscosity-reducing adhesive tape, which performs a cross-linking reaction with a main agent of the glue by using a dual-curing type UV resin curing agent, and realizes UV viscosity reduction by adding an unsaturated bond in the curing agent, wherein the glue comprises, by weight: 20 to 60 percent of polyacrylic resin with the molecular weight of 50000-200000, 30 to 60 percent of dissolving agent, 5 to 30 percent of dual-curing type UV resin curing agent and 0.5 to 3 percent of photoinitiator; wherein the dissolving agent is one or more of ethyl acetate, toluene, butanone, butyl acetate, propylene glycol monomethyl ether and cyclohexanone; the dual-curing type UV resin curing agent contains more than two isocyanate groups, can perform thermosetting crosslinking reaction with acrylic glue, contains unsaturated bonds, and can perform crosslinking reaction under the action of free radicals.
On the basis of the scheme, the polyacrylic resin is one or a combination of any several of polymethyl methacrylate, polyethyl methacrylate, poly (n-isobutyl methacrylate), poly (n-isooctyl methacrylate), poly (n-isodecyl methacrylate), poly (lauryl methacrylate), poly (dodecyl methacrylate), poly (tetradecyl methacrylate), poly (hexadecyl methacrylate), poly (octadecyl methacrylate) and poly (docosyl methacrylate), and the addition amount of the polyacrylic resin is any natural number between 20 and 60 percent by weight percentage.
The dual-curing type UV resin curing agent is any natural number between 5% and 30%.
The dissolving agent is one or more of organic solvents such as esters, ethers, aromatic/aliphatic hydrocarbons, ketones and the like, such as ethyl acetate, toluene, butanone, butyl acetate, propylene glycol monomethyl ether, cyclohexanone and the like, and the adding amount of the dissolving agent is any natural number between 30% and 60%.
On the basis of the scheme, the photoinitiator is a free radical photoinitiator or a cationic photoinitiator, and the addition amount is 0.5, 1, 2.5, 2, 2.5 or 3 percent.
The simple glue for the UV visbreaking adhesive tape provided by the invention has good adhesiveness to plastic film base materials such as PET, PE, PC and the like. The UV anti-adhesion protective film manufactured by the invention can be used in the directions of semiconductor, wafer, glass cutting and the like, and can also be used for process protection in the manufacturing of OLED screen products.
The invention has the following beneficial effects:
The simple glue for the UV visbreaking adhesive tape provided by the invention uses the dual-curing type UV resin curing agent, substitutes the original method of integrating unsaturated bonds into a main glue agent of the UV visbreaking adhesive by reaction by substituting the curing agent into the main chain of the UV visbreaking adhesive, reduces one-step synthesis reaction on the basis of achieving the same performance, and greatly reduces the production cost.
Detailed Description
The present invention is described in further detail below.
The molecular weight of the polyacrylic resin for the protective film is 50000-200000, and the polyacrylic resin is one or a combination of any of the following substances: polymethyl methacrylate, polyethyl methacrylate, poly (n-isobutyl methacrylate), poly (n-isooctyl methacrylate), poly (n-isodecyl methacrylate), poly (lauryl methacrylate), poly (tetradecyl methacrylate), poly (hexadecyl methacrylate), poly (octadecyl methacrylate), poly (behenyl methacrylate), etc.
The dissolving agent is one or more of esters, ethers, aromatic/aliphatic hydrocarbons, ketones and other organic solvents, such as ethyl acetate, toluene, butanone, butyl acetate, propylene glycol methyl ether, cyclohexanone and the like.
Example 1
The simple glue for the UV visbreaking adhesive tape comprises the following components in percentage by weight:
50 percent of polyacrylic resin
The dissolvent ethyl acetate is 39%
Allnex EB4250 curing agent 10%
184D photoinitiator agent 1% of IGM,
Firstly, fully mixing 50% of polyacrylic resin and 39% of ethyl acetate as a dissolving agent, adding 10% of Allnex EB4250 curing agent, fully stirring and mixing, then adding 1% of IGM 184D photoinitiator, fully stirring and mixing to obtain the simple glue for the UV visbreaking adhesive tape.
Example 2
The simple glue for the UV visbreaking adhesive tape comprises the following components in percentage by weight:
60 percent of polyacrylic resin
24 percent of ethyl acetate
Allnex EB4150 curative 15%
IGM 651 photoinitiator 1%,
Firstly, fully mixing 60% of polyacrylic resin and 24% of ethyl acetate, then adding 15% of Allnex EB4150 curing agent, fully stirring and mixing, then adding 1% of IGM 651 photoinitiator, fully stirring and mixing to obtain the simple glue for the UV visbreaking adhesive tape.
Example 3
the simple glue for the UV visbreaking adhesive tape comprises the following components in percentage by weight:
30 percent of polyacrylic resin
38 percent of ethyl acetate
Allnex EB4150 curative 30%
127% of the photoinitiator IGM,
Firstly, fully mixing 30% of polyacrylic resin and 38% of ethyl acetate dissolving agent, adding 30% of Allnex EB4150 curing agent, fully stirring and mixing, then adding 2% of IGM 127 photoinitiator, fully stirring and mixing to obtain the simple glue for the UV visbreaking adhesive tape.
The polyacrylic resin in this example is composed of polyisobutyl methacrylate and polybutyl methacrylate.
The above embodiments of the present invention are merely preferred embodiments of the present invention, and it should not be understood that the specific embodiments of the present invention are limited thereto, and those skilled in the art can make various modifications and variations based on the above embodiments under the above teaching of the present invention, and these modifications and variations fall within the scope of the present invention.

Claims (7)

1. the utility model provides a simple and easy UV subtracts glues glue for sticky tape which characterized in that: through the cross-linking reaction of dual curing type UV resin curing agent and glue principal agent, realize UV visbreaking through increasing unsaturated bond in the curing agent, glue is counted according to weight percent, includes: 20 to 60 percent of polyacrylic resin with the molecular weight of 50000-200000, 30 to 60 percent of dissolving agent, 5 to 30 percent of dual-curing type UV resin curing agent and 0.5 to 3 percent of photoinitiator; wherein the dissolving agent is one or more of ethyl acetate, toluene, butanone, butyl acetate, propylene glycol monomethyl ether and cyclohexanone; the dual-curing type UV resin curing agent contains more than two isocyanate groups, carries out thermosetting crosslinking reaction with acrylic glue, contains unsaturated bonds, and can carry out crosslinking reaction under the action of free radicals.
2. The simple UV detackifying glue of claim 1, further comprising: the polyacrylic resin is one or the combination of any several of polymethyl methacrylate, polyethyl methacrylate, poly (n-isobutyl methacrylate), poly (n-isooctyl methacrylate), poly (n-isodecyl methacrylate), poly (lauryl methacrylate), poly (dodecyl methacrylate), poly (tetradecyl methacrylate), poly (hexadecyl methacrylate), poly (octadecyl methacrylate) and poly (eicosyl methacrylate).
3. The simple UV detackifying glue of claim 1, further comprising: the photoinitiator is a free radical photoinitiator or a cationic photoinitiator.
4. The simple UV visbreaking glue for adhesive tapes according to any one of claims 1 to 3, characterized in that: fully mixing 50 wt% of polyacrylic resin and 39 wt% of ethyl acetate as a dissolving agent, adding 10 wt% of Allnex EB4250 curing agent, fully stirring and mixing, then adding 1 wt% of IGM 184D photoinitiator, fully stirring and mixing to obtain the simple glue for the UV visbreaking adhesive tape.
5. the simple UV visbreaking glue for adhesive tapes according to any one of claims 1 to 3, characterized in that: fully mixing 60 weight percent of polyacrylic resin and 24 weight percent of ethyl acetate, adding 15 weight percent of Allnex EB4150 curing agent, fully stirring and mixing, then adding 1 weight percent of IGM 651 photoinitiator, fully stirring and mixing to obtain the simple glue for the UV visbreaking adhesive tape.
6. The simple UV visbreaking glue for adhesive tapes according to any one of claims 1 to 3, characterized in that: fully mixing 30 wt% of polyacrylic resin and 38 wt% of ethyl acetate dissolving agent, adding 30 wt% of Allnex EB4150 curing agent, fully stirring and mixing, then adding 2 wt% of IGM 127 photoinitiator, fully stirring and mixing to obtain the simple glue for the UV visbreaking adhesive tape.
7. The simple UV visbreaking glue for adhesive tapes according to claim 6, characterized in that: the polyacrylic resin is a mixture of polyisobutyl methacrylate and poly-n-butyl methacrylate.
CN201910880924.8A 2019-09-18 2019-09-18 Simple glue for UV (ultraviolet) anti-adhesive tape Pending CN110540820A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910880924.8A CN110540820A (en) 2019-09-18 2019-09-18 Simple glue for UV (ultraviolet) anti-adhesive tape

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910880924.8A CN110540820A (en) 2019-09-18 2019-09-18 Simple glue for UV (ultraviolet) anti-adhesive tape

Publications (1)

Publication Number Publication Date
CN110540820A true CN110540820A (en) 2019-12-06

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111117523A (en) * 2020-01-08 2020-05-08 南京工业大学 Emulsion type diene-based copolymer UV visbreaking adhesive and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013163819A (en) * 2007-11-13 2013-08-22 Toagosei Co Ltd Method for producing urethane (meth)acrylate
CN108276923A (en) * 2018-02-02 2018-07-13 苏州城邦达力材料科技有限公司 A kind of UV visbreakings composition, UV visbreaking films and preparation method thereof
CN108659734A (en) * 2018-03-30 2018-10-16 东莞市澳中电子材料有限公司 A kind of cured high just viscous stripping tapes and preparation method thereof again of antistatic UV

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013163819A (en) * 2007-11-13 2013-08-22 Toagosei Co Ltd Method for producing urethane (meth)acrylate
CN108276923A (en) * 2018-02-02 2018-07-13 苏州城邦达力材料科技有限公司 A kind of UV visbreakings composition, UV visbreaking films and preparation method thereof
CN108659734A (en) * 2018-03-30 2018-10-16 东莞市澳中电子材料有限公司 A kind of cured high just viscous stripping tapes and preparation method thereof again of antistatic UV

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111117523A (en) * 2020-01-08 2020-05-08 南京工业大学 Emulsion type diene-based copolymer UV visbreaking adhesive and preparation method thereof

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Application publication date: 20191206

RJ01 Rejection of invention patent application after publication