CN117866540A - High-temperature-resistant UV adhesive and preparation method thereof - Google Patents

High-temperature-resistant UV adhesive and preparation method thereof Download PDF

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Publication number
CN117866540A
CN117866540A CN202311795674.0A CN202311795674A CN117866540A CN 117866540 A CN117866540 A CN 117866540A CN 202311795674 A CN202311795674 A CN 202311795674A CN 117866540 A CN117866540 A CN 117866540A
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China
Prior art keywords
adhesive
high temperature
resistant
temperature resistant
parts
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Pending
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CN202311795674.0A
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Chinese (zh)
Inventor
彭涛
胡友春
王丽
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Shenzhen Ailibang Technology Co ltd
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Shenzhen Ailibang Technology Co ltd
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Priority to CN202311795674.0A priority Critical patent/CN117866540A/en
Publication of CN117866540A publication Critical patent/CN117866540A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a high temperature resistant UV adhesive and a preparation method thereof, belonging to the technical field of adhesives, and comprising an oligomer, a photoinitiator, a reactive diluent, a tackifier, a stabilizer and a filler.

Description

High-temperature-resistant UV adhesive and preparation method thereof
Technical Field
The invention relates to the technical field of adhesives, in particular to a high-temperature-resistant UV adhesive and a preparation method thereof
Background
With the development of medical technology and the improvement of medical level, various disposable or non-disposable medical consumables have been greatly developed, and these consumables generally include syringes, respiratory masks, laryngeal masks, catheters, blood separation cups, indwelling needles, and the like. The outstanding characteristics of these consumables are that the bonding of different materials is needed, the bearing of heavy load is needed, and the rapid assembly bonding can be realized instantaneously.
In the prior art, for certain medical device applications, the use of UV glue may have the following drawbacks:
1. since UV glue is mainly cured by means of ultraviolet rays, the high temperature resistance of UV glue is relatively poor without ultraviolet irradiation.
2. UV glue may undergo yellowing under high temperature conditions, affecting its color and transparency.
Disclosure of Invention
The invention provides a high temperature resistant UV adhesive and a preparation method thereof, which are used for solving the technical problems that the high temperature resistant performance of the UV adhesive is relatively poor and the color and the transparency of the UV adhesive are easily affected by yellowing in the prior art, and the invention comprises the following steps:
the first object of the invention is to provide a high temperature resistant UV adhesive, which is technically characterized by comprising, by weight, 35-75 parts of oligomer, 10-25 parts of photoinitiator, 1-5 parts of reactive diluent, 0.1-5 parts of tackifier, 0.1-3 parts of stabilizer and 0.1-5 parts of filler.
In order to better realize the technical scheme, the oligomer in the high-temperature-resistant UV adhesive formula system is at least one of methyl acrylate, methyl methacrylate and epoxy acrylate.
In order to better realize the technical scheme, the photoinitiator in the high-temperature-resistant UV adhesive formula system is at least one of aromatic iron salt, diaryl iodine salt and triaryl sulfur salt.
In order to better realize the technical scheme, the reactive diluent in the high-temperature-resistant UV adhesive formula system is at least one of isobornyl acrylate, ethoxyethoxyethyl acrylate and acryloylmorpholine.
In order to better realize the technical scheme, the tackifier in the high-temperature-resistant UV adhesive formula system is at least one of terpene resin, petroleum resin and rosin ester.
In order to better realize the technical scheme, the stabilizer in the high-temperature-resistant UV adhesive formula system is at least one of hydroquinone, p-methoxyphenol and p-benzoquinone.
In order to better realize the technical scheme, the filler in the high-temperature-resistant UV adhesive formula system is at least one of silicon oxide, titanium oxide and glass beads.
The second object of the invention is to provide a preparation method of high temperature resistant UV glue, which is technically characterized by comprising the following steps:
step one, uniformly mixing an oligomer and a reactive diluent to prepare a mixed solution A;
step two, adding a photoinitiator and a tackifier into the mixed solution A in the step one;
and thirdly, adding a stabilizer and a filler on the basis of the second step, and uniformly mixing to obtain the high-temperature-resistant UV adhesive.
Compared with the prior art, the high-temperature-resistant UV adhesive and the preparation method thereof can achieve the following
The beneficial effects are that:
the high temperature resistant UV adhesive comprises an oligomer, a photoinitiator, a reactive diluent, a tackifier, a stabilizer and a filler, wherein the oligomer has high temperature resistant performance in the formula system, the reactive diluent in the formula system plays a role of the diluent in the formula system, so that the UV adhesive has reactivity when reaching the required viscosity, and the UV adhesive is copolymerized with the oligomer to form a network structure when irradiated by light, thereby improving the photo-curing rate of the system and the mechanical property, and the photoinitiator absorbs ultraviolet rays and generates free radicals to initiate monomer polymerization and crosslinking chemical reaction.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below in connection with specific embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
A high temperature resistant UV gel comprises 55kg of oligomer, 17.5kg of photoinitiator, 3kg of reactive diluent, 2.6kg of tackifier, 1.5kg of stabilizer and 2.5kg of filler.
Further, the oligomer in this example is methyl acrylate.
Further, the photoinitiator in this embodiment is an iron salt of an arylmetallocene.
Further, the reactive diluent in this embodiment is isobornyl acrylate.
Further, the tackifier in this embodiment is a terpene resin.
Further, the stabilizer in this example is hydroquinone.
Further, the filler in this embodiment is silicon oxide.
According to the above formulation, the preparation method of the high temperature resistant UV adhesive in the embodiment comprises the following steps:
step one, uniformly mixing an oligomer and a reactive diluent to prepare a mixed solution A;
step two, adding a photoinitiator and a tackifier into the mixed solution A in the step one;
and thirdly, adding a stabilizer and a filler on the basis of the second step, and uniformly mixing to obtain the high-temperature-resistant UV adhesive.
Example 2
A high temperature resistant UV gel comprises 35kg of oligomer, 10kg of photoinitiator, 1kg of reactive diluent, 0.1kg of tackifier, 0.1kg of stabilizer and 0.1kg of filler.
Further, the oligomer in this example is methyl methacrylate.
Further, the photoinitiator in this embodiment is a diaryliodonium salt.
Further, the reactive diluent in this example is ethoxyethoxyethyl acrylate.
Further, the tackifier in this embodiment is petroleum resin.
Further, the stabilizer in this example is p-methoxyphenol.
Further, the filler in this embodiment is titanium oxide.
According to the above formulation, the preparation method of the high temperature resistant UV adhesive in the embodiment comprises the following steps:
step one, uniformly mixing an oligomer and a reactive diluent to prepare a mixed solution A;
step two, adding a photoinitiator and a tackifier into the mixed solution A in the step one;
and thirdly, adding a stabilizer and a filler on the basis of the second step, and uniformly mixing to obtain the high-temperature-resistant UV adhesive.
Example 3
A high temperature resistant UV gel comprises 75kg of oligomer, 25kg of photoinitiator, 5kg of reactive diluent, 5kg of tackifier, 3kg of stabilizer and 5kg of filler.
Further, the oligomer in this embodiment is an epoxy acrylate.
Further, the photoinitiator in this embodiment is a triaryl sulfide salt.
Further, the reactive diluent in this example is and acryloylmorpholine.
Further, the tackifier in this embodiment is rosin ester.
Further, the stabilizer in this embodiment is p-benzoquinone.
Further, the filler in this embodiment is glass beads.
According to the above formulation, the preparation method of the high temperature resistant UV adhesive in the embodiment comprises the following steps:
step one, uniformly mixing an oligomer and a reactive diluent to prepare a mixed solution A;
step two, adding a photoinitiator and a tackifier into the mixed solution A in the step one;
and thirdly, adding a stabilizer and a filler on the basis of the second step, and uniformly mixing to obtain the high-temperature-resistant UV adhesive.
Test examples
The high temperature resistant UV glue prepared in examples 1-3 was compared with a commercially available UV glue (comparative example) from Tianjin new materials science and technology Co., ltd, and the performance test method and test results were as follows:
curing speed test: and under the irradiation of ultraviolet rays, counting the curing time of the UV adhesive.
And (3) adhesive strength test: on plastic materials, the adhesive strength of UV glue was tested.
High temperature resistance test: the adhesive property and appearance of the UV glue change in a high-temperature environment.
Light transmission performance test: the light transmittance of the UV glue after curing was measured using a spectrometer.
TABLE 1
Curing time/s Bond strength/psi Adhesion and appearance at 150 DEG C Transmittance/%
Example 1 4 2400 No change 93
Example 2 4 2200 No change 92
Example 3 3 2500 No change 92
Comparative example 5 1800 Change occurs 92
The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are to be included in the scope of the claims of the present invention.

Claims (8)

1. The high temperature resistant UV adhesive is characterized by comprising, by weight, 35-75 parts of an oligomer, 10-25 parts of a photoinitiator, 1-5 parts of a reactive diluent, 0.1-5 parts of a tackifier, 0.1-3 parts of a stabilizer and 0.1-5 parts of a filler.
2. The high temperature resistant UV glue of claim 1, wherein the oligomer is at least one of methyl acrylate, methyl methacrylate and epoxy acrylate.
3. The high temperature resistant UV gel of claim 1 wherein the photoinitiator is at least one of an arylferrocenium salt, a diaryliodonium salt, and a triarylthiolate salt.
4. The high temperature resistant UV gel of claim 1 wherein said reactive diluent is at least one of isobornyl acrylate, ethoxyethoxyethyl acrylate, and acryloylmorpholine.
5. The high temperature resistant UV glue of claim 1, wherein the tackifier is at least one of a terpene resin, a petroleum resin, and a rosin ester.
6. The high temperature resistant UV glue of claim 1, wherein the stabilizer is at least one of hydroquinone, p-methoxyphenol and p-benzoquinone.
7. The high temperature resistant UV gel of claim 1 wherein the filler is at least one of silica, titania and glass beads.
8. The preparation method of the high-temperature-resistant UV adhesive is characterized by comprising the following steps of:
step one, uniformly mixing an oligomer and a reactive diluent to prepare a mixed solution A;
step two, adding a photoinitiator and a tackifier into the mixed solution A in the step one;
and thirdly, adding a stabilizer and a filler on the basis of the second step, and uniformly mixing to obtain the high-temperature-resistant UV adhesive.
CN202311795674.0A 2023-12-25 2023-12-25 High-temperature-resistant UV adhesive and preparation method thereof Pending CN117866540A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311795674.0A CN117866540A (en) 2023-12-25 2023-12-25 High-temperature-resistant UV adhesive and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311795674.0A CN117866540A (en) 2023-12-25 2023-12-25 High-temperature-resistant UV adhesive and preparation method thereof

Publications (1)

Publication Number Publication Date
CN117866540A true CN117866540A (en) 2024-04-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311795674.0A Pending CN117866540A (en) 2023-12-25 2023-12-25 High-temperature-resistant UV adhesive and preparation method thereof

Country Status (1)

Country Link
CN (1) CN117866540A (en)

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