CN117772570A - Glue curing mode for improving heat penetration force - Google Patents
Glue curing mode for improving heat penetration force Download PDFInfo
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- CN117772570A CN117772570A CN202311821727.1A CN202311821727A CN117772570A CN 117772570 A CN117772570 A CN 117772570A CN 202311821727 A CN202311821727 A CN 202311821727A CN 117772570 A CN117772570 A CN 117772570A
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- Prior art keywords
- glue
- heat penetration
- improving heat
- glue curing
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- 239000003292 glue Substances 0.000 title claims abstract description 70
- 230000035515 penetration Effects 0.000 title claims abstract description 21
- 238000001035 drying Methods 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims abstract description 13
- 238000000576 coating method Methods 0.000 claims abstract description 13
- 238000005286 illumination Methods 0.000 claims abstract description 10
- 238000001723 curing Methods 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000011941 photocatalyst Substances 0.000 claims description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 238000012545 processing Methods 0.000 claims description 18
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims description 18
- 229960001763 zinc sulfate Drugs 0.000 claims description 18
- 229910000368 zinc sulfate Inorganic materials 0.000 claims description 18
- 239000000945 filler Substances 0.000 claims description 14
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 12
- 239000008367 deionised water Substances 0.000 claims description 12
- 229910021641 deionized water Inorganic materials 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 12
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000005543 nano-size silicon particle Substances 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- 239000000376 reactant Substances 0.000 claims description 6
- 239000011541 reaction mixture Substances 0.000 claims description 6
- 235000012239 silicon dioxide Nutrition 0.000 claims description 6
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims description 6
- 238000009210 therapy by ultrasound Methods 0.000 claims description 6
- 239000003522 acrylic cement Substances 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 4
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 2
- 229910052753 mercury Inorganic materials 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 8
- 238000004321 preservation Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000000377 silicon dioxide Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- -1 acrylic ester Chemical class 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Catalysts (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention relates to the technical field of glue curing, and discloses a glue curing mode for improving heat penetration, which comprises the following steps: (1) Firstly, coating special glue on a region to be coated, and then attaching; (2) Pre-lighting the article attached with the special glue by an ultraviolet lamp; wherein the pre-illumination time is not more than 15s; (3) Pre-lighting treatment by an ultraviolet lamp, and intermittent microwave drying treatment; the invention accelerates the complete curing efficiency of the glue mainly by improving the heat penetrating power of the glue, and can greatly improve the hardness and the peeling strength of the cured glue, thereby showing excellent adhesive property.
Description
Technical Field
The invention relates to the technical field of glue curing, in particular to a glue curing mode for improving heat penetration.
Background
Glue is an intermediate for connecting two materials, is mostly in the form of water, belongs to fine chemical industry, is various, is mainly classified by a binder, a physical form, a hardening method and a material of an adhered object, is common to instant glue, epoxy resin adhesion, anaerobic glue, UV glue and the like, provides another possibility for the connection between objects, has high glue adhesion cleanliness, is tidy and attractive in finished product, and does not increase any structure, so that the glue adhesion connection mode is widely applied.
The curing method of the glue is various, and natural curing, heating curing and other modes are commonly used, however, natural curing takes quite a lot of time to be completely cured, and before the curing is completed, objects which are mutually bonded are easily touched, and the objects which are mutually bonded are separated due to insufficient bonding force, so that bonding failure is caused, and the bonding needs to be carried out again, which is time-consuming and labor-consuming.
Based on this, we propose a glue curing method for improving heat penetration, which is hoped to solve the shortcomings in the prior art.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a glue curing mode for improving the heat penetration force.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions:
a glue curing mode for improving heat penetration force comprises the following steps:
(1) Firstly, coating special glue on a region to be coated, and then attaching;
(2) Pre-lighting the article attached with the special glue by an ultraviolet lamp;
wherein the pre-illumination time is not more than 15s;
(3) And (3) performing discontinuous microwave drying treatment after pre-illumination treatment by an ultraviolet lamp.
As a further technical proposal, the coating amount of the special glue in the step (1) is 100-150g/m 2 。
As a further technical scheme, the special glue comprises the following components in parts by weight: 57-68 parts of acrylic adhesive, 5-6 parts of nano filler, 0.3-0.5 part of nano photocatalyst, 1-1.5 parts of sodium dodecyl benzene sulfonate and 20-30 parts of solvent.
As a further technical scheme: the nano filler is nano silicon dioxide.
As a further technical scheme: the preparation method of the nano photocatalyst comprises the following steps:
firstly, respectively adding ferric chloride and zinc sulfate into deionized water, adjusting the temperature to 70-75 ℃, keeping the temperature and stirring for 10min, then adjusting the pH of the system to 10.5, continuing to keep the temperature and stirring for 2 hours, then carrying out high-speed centrifugal treatment, standing for 1 hour, and filtering to obtain a reactant;
adding the reaction mixture into absolute ethyl alcohol, carrying out ultrasonic treatment for 15min, filtering, drying, heating to 650 ℃, preserving heat for 3 hours, and cooling to room temperature to obtain the nano photocatalyst.
As a further technical scheme, the molar ratio of the ferric chloride to the zinc sulfate is 1:5-6;
the mixing mass ratio of the zinc sulfate to the deionized water is 1:10;
the pH adjusting system is adjusted by adopting 10% sodium hydroxide solution by mass fraction.
As a further technical scheme: the solvent is water.
As a further technical scheme: the ultraviolet lamp adopts a 1000W mercury lamp.
As a further technical scheme: the intermittent microwave drying treatment is as follows:
firstly, processing is carried out by adopting 30W microwaves for the first 1min, then processing is carried out by adopting 40W microwaves for 3min and then processing is carried out by adopting 60W microwaves for 3min, so that the product is obtained.
(III) beneficial effects
Compared with the prior art, the invention provides a glue curing mode for improving the heat penetration force, which has the following beneficial effects:
the invention accelerates the complete curing efficiency of the glue mainly by improving the heat penetrating power of the glue, and can greatly improve the hardness and the peeling strength of the cured glue, thereby showing excellent adhesive property.
According to the invention, the nano photocatalyst is introduced into the special glue, under the condition of pre-illumination through an ultraviolet lamp, a photocatalysis effect can be generated, the internal structure of the glue is promoted to be changed in a catalysis way to form slight cross-linking, and nano silica serving as a nano filler can form a plurality of fulcrums, so that multiple complex channels are provided for heat transfer, and then the nano silica serving as the nano filler is matched with discontinuous microwave drying, and then water molecules start vibrating under the action of microwaves, friction heat is generated due to the friction force of the vibration among the molecules, so that the temperature is continuously increased, and the nano silica is conducted to all positions through the transmission channels, so that various acrylate monomers can be greatly promoted to be cross-linked and polymerized to form a macromolecular chain, the whole glue is promoted to be changed into a solid state from a liquid state, the water in the glue is quickly volatilized, the curing speed is greatly increased, the hardness of the cured glue is obviously increased, and the peeling strength is greatly enhanced.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 glue curing mode for improving heat penetration force comprises the following steps:
(1) Firstly, coating special glue on a region to be coated, and then attaching; the coating amount of the special glue is 120g/m 2 The method comprises the steps of carrying out a first treatment on the surface of the The special glue is prepared from the following components in parts by weight: 57 parts of acrylic adhesive, 5 parts of nano filler, 0.3 part of nano photocatalyst, 1 part of sodium dodecyl benzene sulfonate and 20 parts of water; the nano filler is nano silicon dioxide; the preparation method of the nano photocatalyst comprises the following steps:
firstly, respectively adding ferric chloride and zinc sulfate into deionized water, adjusting the temperature to 70 ℃, carrying out heat preservation and stirring for 10min, then adjusting the pH of a system to 10.5, continuing to carry out heat preservation and stirring for 2 hours, carrying out high-speed centrifugal treatment, standing for 1 hour, and filtering to obtain a reactant;
adding the reaction mixture into absolute ethyl alcohol, performing ultrasonic treatment for 15min, filtering, drying, heating to 650 ℃, preserving heat for 3 hours, and cooling to room temperature to obtain a nano photocatalyst; the molar ratio of the ferric chloride to the zinc sulfate is 1:5;
the mixing mass ratio of the zinc sulfate to the deionized water is 1:10;
the pH adjusting system is adjusted by adopting 10% sodium hydroxide solution by mass fraction.
(2) Pre-lighting the article attached with the special glue by an ultraviolet lamp;
wherein the pre-illumination time is 8s;
(3) Pre-lighting treatment by an ultraviolet lamp, and intermittent microwave drying treatment; the intermittent microwave drying treatment is as follows:
firstly, processing is carried out by adopting 30W microwaves for the first 1min, then processing is carried out by adopting 40W microwaves for 3min and then processing is carried out by adopting 60W microwaves for 3min, so that the product is obtained.
Example 2
A glue curing mode for improving heat penetration force comprises the following steps:
(1) Firstly, coating special glue on a region to be coated, and then attaching; the coating amount of the special glue is 120g/m 2 The method comprises the steps of carrying out a first treatment on the surface of the The special glue is prepared from the following components in parts by weight: 62 parts of acrylic adhesive, 5.5 parts of nano filler, 0.35 part of nano photocatalyst, 1.2 parts of sodium dodecyl benzene sulfonate and 25 parts of water; the nano filler is nano silicon dioxide; the preparation method of the nano photocatalyst comprises the following steps:
firstly, respectively adding ferric chloride and zinc sulfate into deionized water, adjusting the temperature to 72 ℃, carrying out heat preservation and stirring for 10min, then adjusting the pH of a system to 10.5, continuing to carry out heat preservation and stirring for 2 hours, carrying out high-speed centrifugal treatment, standing for 1 hour, and filtering to obtain a reactant;
adding the reaction mixture into absolute ethyl alcohol, performing ultrasonic treatment for 15min, filtering, drying, heating to 650 ℃, preserving heat for 3 hours, and cooling to room temperature to obtain a nano photocatalyst; the molar ratio of the ferric chloride to the zinc sulfate is 1:5.2;
the mixing mass ratio of the zinc sulfate to the deionized water is 1:10;
the pH adjusting system is adjusted by adopting 10% sodium hydroxide solution by mass fraction.
(2) Pre-lighting the article attached with the special glue by an ultraviolet lamp;
wherein the pre-illumination time is 10s;
(3) Pre-lighting treatment by an ultraviolet lamp, and intermittent microwave drying treatment; the intermittent microwave drying treatment is as follows:
firstly, processing is carried out by adopting 30W microwaves for the first 1min, then processing is carried out by adopting 40W microwaves for 3min and then processing is carried out by adopting 60W microwaves for 3min, so that the product is obtained.
Example 3
A glue curing mode for improving heat penetration force comprises the following steps:
(1) Firstly, coating special glue on a region to be coated, and then attaching; the coating amount of the special glue is 120g/m 2 The method comprises the steps of carrying out a first treatment on the surface of the The special glue is prepared from the following components in parts by weight: 63 parts of acrylic adhesive, 5.2 parts of nano filler, 0.4 part of nano photocatalyst, 1.2 parts of sodium dodecyl benzene sulfonate and 25 parts of water; the nano filler is nano silicon dioxide; the preparation method of the nano photocatalyst comprises the following steps:
firstly, respectively adding ferric chloride and zinc sulfate into deionized water, adjusting the temperature to 73 ℃, carrying out heat preservation and stirring for 10min, then adjusting the pH of a system to 10.5, continuing to carry out heat preservation and stirring for 2 hours, carrying out high-speed centrifugal treatment, standing for 1 hour, and filtering to obtain a reactant;
adding the reaction mixture into absolute ethyl alcohol, performing ultrasonic treatment for 15min, filtering, drying, heating to 650 ℃, preserving heat for 3 hours, and cooling to room temperature to obtain a nano photocatalyst; the molar ratio of the ferric chloride to the zinc sulfate is 1:5.5;
the mixing mass ratio of the zinc sulfate to the deionized water is 1:10;
the pH adjusting system is adjusted by adopting 10% sodium hydroxide solution by mass fraction.
(2) Pre-lighting the article attached with the special glue by an ultraviolet lamp;
wherein the pre-illumination time is 10s;
(3) Pre-lighting treatment by an ultraviolet lamp, and intermittent microwave drying treatment; the intermittent microwave drying treatment is as follows:
firstly, processing is carried out by adopting 30W microwaves for the first 1min, then processing is carried out by adopting 40W microwaves for 3min and then processing is carried out by adopting 60W microwaves for 3min, so that the product is obtained.
Example 4
A glue curing mode for improving heat penetration force comprises the following steps:
(1) Firstly, coating special glue on a region to be coated, and then attaching; the coating amount of the special glue is 120g/m 2 The method comprises the steps of carrying out a first treatment on the surface of the The special glue is prepared from the following components in parts by weight: 68 parts of acrylic ester adhesive, 6 parts of nano filler, 0.5 part of nano photocatalyst, 1.5 parts of sodium dodecyl benzene sulfonate and 30 parts of water; the nano filler is nano silicon dioxide; the preparation method of the nano photocatalyst comprises the following steps:
firstly, respectively adding ferric chloride and zinc sulfate into deionized water, adjusting the temperature to 75 ℃, carrying out heat preservation and stirring for 10min, then adjusting the pH of a system to 10.5, continuing to carry out heat preservation and stirring for 2 hours, carrying out high-speed centrifugal treatment, standing for 1 hour, and filtering to obtain a reactant;
adding the reaction mixture into absolute ethyl alcohol, performing ultrasonic treatment for 15min, filtering, drying, heating to 650 ℃, preserving heat for 3 hours, and cooling to room temperature to obtain a nano photocatalyst; the molar ratio of the ferric chloride to the zinc sulfate is 1:6;
the mixing mass ratio of the zinc sulfate to the deionized water is 1:10;
the pH adjusting system is adjusted by adopting 10% sodium hydroxide solution by mass fraction.
(2) Pre-lighting the article attached with the special glue by an ultraviolet lamp;
wherein the pre-illumination time is 12s;
(3) Pre-lighting treatment by an ultraviolet lamp, and intermittent microwave drying treatment; the intermittent microwave drying treatment is as follows:
firstly, processing is carried out by adopting 30W microwaves for the first 1min, then processing is carried out by adopting 40W microwaves for 3min and then processing is carried out by adopting 60W microwaves for 3min, so that the product is obtained.
Comparative example 1:
the difference from example 1 is that no nano photocatalyst is added in the special adhesive, and the rest technical schemes are unchanged.
Comparative example 2:
the difference from example 1 is that the pretreatment of ultraviolet lamp is not carried out, and the rest technical schemes are unchanged.
Comparative example 3
Different from example 1, constant 30W microwave treatment is adopted, the total time is the same, and the rest technical schemes are unchanged.
And (3) testing:
hardness of
According to GB/T532-1999, the cured glue hardness values were tested at 20℃using the Shore A durometer:
after curing the samples of examples and comparative examples, the test was performed:
TABLE 1
| Shore hardness A | |
| Example 1 | 93 |
| Example 2 | 91 |
| Example 3 | 93 |
| Example 4 | 90 |
| Comparative example 1 | 72 |
| Comparative example 2 | 73 |
| Comparative example 3 | 82 |
As can be seen from table 1, the hardness of the glue of the invention after curing is significantly improved.
180 ° peel strength
Two glass plates were bonded with the glue of the comparative example, cured, measured using a tensile tester according to GB/T2790-1995 at 25℃and at a tensile rate of 100mm/min, the numerical values being expressed: n/25mm:
TABLE 2
As can be seen from Table 2, the peel strength after curing by the curing method of the present invention was significantly improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The glue curing mode for improving the heat penetration force is characterized by comprising the following steps of:
(1) Firstly, coating special glue on a region to be coated, and then attaching;
(2) Pre-lighting the article attached with the special glue by an ultraviolet lamp;
wherein the pre-illumination time is not more than 15s;
(3) And (3) performing discontinuous microwave drying treatment after pre-illumination treatment by an ultraviolet lamp.
2. The glue curing method for improving heat penetration according to claim 1, wherein the coating amount of the special glue in the step (1) is 100-150g/m 2 。
3. The glue curing method for improving heat penetration according to claim 2, wherein the special glue comprises the following components in parts by weight: 57-68 parts of acrylic adhesive, 5-6 parts of nano filler, 0.3-0.5 part of nano photocatalyst, 1-1.5 parts of sodium dodecyl benzene sulfonate and 20-30 parts of solvent.
4. A glue curing method for improving heat penetration according to claim 3, wherein: the nano filler is nano silicon dioxide.
5. A glue curing method for improving heat penetration according to claim 3, wherein: the preparation method of the nano photocatalyst comprises the following steps:
firstly, respectively adding ferric chloride and zinc sulfate into deionized water, adjusting the temperature to 70-75 ℃, keeping the temperature and stirring for 10min, then adjusting the pH of the system to 10.5, continuing to keep the temperature and stirring for 2 hours, then carrying out high-speed centrifugal treatment, standing for 1 hour, and filtering to obtain a reactant;
adding the reaction mixture into absolute ethyl alcohol, carrying out ultrasonic treatment for 15min, filtering, drying, heating to 650 ℃, preserving heat for 3 hours, and cooling to room temperature to obtain the nano photocatalyst.
6. The glue curing method for improving heat penetration according to claim 5, wherein the molar ratio of the ferric chloride to the zinc sulfate is 1:5-6;
the mixing mass ratio of the zinc sulfate to the deionized water is 1:10;
the pH adjusting system is adjusted by adopting 10% sodium hydroxide solution by mass fraction.
7. A glue curing method for improving heat penetration according to claim 3, wherein: the solvent is water.
8. The glue curing method for improving heat penetration according to claim 1, wherein: the ultraviolet lamp adopts a 1000W mercury lamp.
9. The glue curing method for improving heat penetration according to claim 1, wherein: the intermittent microwave drying treatment is as follows:
firstly, processing is carried out by adopting 30W microwaves for the first 1min, then processing is carried out by adopting 40W microwaves for 3min and then processing is carried out by adopting 60W microwaves for 3min, so that the product is obtained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311821727.1A CN117772570A (en) | 2023-12-27 | 2023-12-27 | Glue curing mode for improving heat penetration force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311821727.1A CN117772570A (en) | 2023-12-27 | 2023-12-27 | Glue curing mode for improving heat penetration force |
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| Publication Number | Publication Date |
|---|---|
| CN117772570A true CN117772570A (en) | 2024-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311821727.1A Pending CN117772570A (en) | 2023-12-27 | 2023-12-27 | Glue curing mode for improving heat penetration force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117772570A (en) |
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