CN211713005U - High-temperature-resistant insulating composite paper adhesive tape - Google Patents
High-temperature-resistant insulating composite paper adhesive tape Download PDFInfo
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- CN211713005U CN211713005U CN202020207462.1U CN202020207462U CN211713005U CN 211713005 U CN211713005 U CN 211713005U CN 202020207462 U CN202020207462 U CN 202020207462U CN 211713005 U CN211713005 U CN 211713005U
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Abstract
The utility model belongs to the technical field of electrician insulation, in particular to a high-temperature-resistant insulating composite paper adhesive tape, which comprises a carbon fiber base body, wherein the carbon fiber base body improves the strength and toughness of the device, the two sides of the carbon fiber substrate are fixedly connected with mica paper through polyurethane oily glue adhesive layers, the mica paper is added with the inolon fibers, the physical strength and the electrical performance are enhanced, wherein the outer surface of one side of the mica paper is formed with a layer of high-temperature resistant water-based acrylic pressure-sensitive adhesive which has higher viscosity and better retention, and the outer surface of the other side of the mica paper is formed with a layer of wear-resistant coating which is obtained by adding nano silicon dioxide into anhydride curing agent TTA for curing and forming, thereby providing the adhesive tape with excellent wear resistance, impact strength and elongation at break, the outer surface of the wear-resistant coating is formed with a layer of high-temperature resistant release film, so that static electricity can be prevented, and meanwhile, the wear-resistant coating is resistant to high-temperature and thermal resistance.
Description
Technical Field
The utility model belongs to the technical field of electrician's is insulating, concretely relates to high temperature resistant insulating compound paper sticky tape.
Background
The utility model provides a used for preventing the electric leakage that insulating tape (insulated rubber tape) special finger electrician used, the sticky tape of insulating effect, also known as insulating tape, the sticky tape, constitute by baseband and pressure sensitive adhesive layer, the baseband adopts cotton, synthetic fiber fabric and plastic film etc. generally, the glue film is made by compounding agents such as rubber plus tackifying resin, the stickness is good, insulating properties is good, insulating tape has good insulating withstand voltage, fire-retardant, characteristics such as resistant time, be applicable to that the electric wire is plugged into, electrical insulation, characteristics such as thermal-insulated protection, but this kind of material structure thermal conductivity coefficient is low, its heat-conducting efficiency has been restricted, the heat that can't make the electronic product produce is derived fast.
The composite paper adhesive tape is a roll-shaped adhesive tape prepared by using masking paper and pressure-sensitive adhesive water as main raw materials, coating the pressure-sensitive adhesive on the masking paper and coating an anti-sticking material on the other side of the masking paper, and has the excellent performances of high electrical strength, low dielectric loss, high surface resistance and volume resistance, heat resistance, water resistance, chemical stability, high elasticity, high peeling property, high shearing resistance, tensile strength and the like, but the existing paper adhesive tape has poor adhesive property, is easy to shift and poor in wear resistance, and insulating paper is easy to be broken by adhesion, and has great degradation of high temperature resistance and electrical insulating property in the long-term use process.
Therefore, there is a need for a new type of high temperature resistant insulating composite paper tape.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a high temperature resistant insulating composite paper sticky tape has better high temperature resistant electrical property, higher intensity and toughness.
In order to achieve the above object, the utility model provides a following technical scheme: the high-temperature-resistant insulating composite paper tape comprises a carbon fiber substrate, wherein mica paper is fixedly connected to two sides of the carbon fiber substrate through polyurethane oil glue adhesive layers, a layer of high-temperature-resistant water-based acrylic pressure-sensitive adhesive is formed on the outer surface of the mica paper on one side, a layer of wear-resistant coating is formed on the outer surface of the mica paper on the other side, and a layer of high-temperature-resistant release film is formed on the outer surface of the wear-resistant coating.
Preferably, the thickness of the carbon fiber matrix is 0.1 mm; the carbon fiber matrix has high tensile strength and light unit weight, and can effectively improve the strength and toughness of the device.
Preferably, the thickness of the high-temperature resistant water-based acrylic pressure-sensitive adhesive is 40-60 μm; the high-temperature-resistant water-based acrylic pressure-sensitive adhesive has high stripping force, high stripping strength, good initial adhesion and holding power, and good initial adhesion, stripping and shearing force balance.
Preferably, the mica paper has a thickness of 0.05-0.06mm and a basis weight of 64-65 g/m; the Laolan fiber is added into the large-scale mica paper with the optimal structure, the physical strength is enhanced, the electrical performance is improved, and meanwhile, the large-scale mica paper has better thermal stability.
Preferably, the thickness of the high-temperature resistant release film is 60-85 μm; the high-temperature resistant release film is a five-layer co-extruded composite film, the outer two layers are TPX films, the middle layer is a PE film, static electricity can be prevented, and meanwhile, the high-temperature resistant release film is high in melting point above 235 ℃.
Preferably, the particle size of the nano silicon dioxide in the wear-resistant coating is 25-35nm, the specific surface is 150-300m/g, and the thickness is 50-100 μm; the nano silicon dioxide is added with the anhydride curing agent TTA to be cured and molded to obtain the wear-resistant coating, so that the heat resistance of the wear-resistant coating is greatly improved, and the impact strength and the elongation at break of the wear-resistant coating are greatly improved.
Preferably, the thickness of the polyurethane oil glue bonding layer is 0.04-0.05 mm; the polyurethane oil glue adhesive layer has good film forming property and good fastness and can resist high temperature of 180 ℃.
Compared with the prior art, the beneficial effects of the utility model are that: the carbon fiber base member in this device has guaranteed the intensity and the toughness of device, polyurethane oily glue adhesive linkage's film forming ability is good, the fastness is good, can be resistant to the high temperature of 180 degrees, mica paper's more ordinary mica paper has strengthened physical strength, electrical property has been increased, better heat stability has simultaneously, the viscous force of high temperature resistant waterborne acrylic acid pressure sensitive adhesive is higher, the holding power is better, wear-resistant coating provides fabulous wear resistance for the sticky tape when bonding mica paper and high temperature resistant release film, impact strength, elongation at break, high temperature resistant release film can prevent static and produce, high temperature resistant thermal resistance simultaneously.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic sectional structure of the present invention;
in the figure: 1. a carbon fiber matrix; 2. high-temperature resistant water-based acrylic pressure-sensitive adhesive; 3. mica paper; 4. high-temperature resistant release films; 5. a wear-resistant coating; 6. and (5) a polyurethane oily glue bonding layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, the present invention provides the following technical solutions: the utility model provides a high temperature resistant insulating composite paper sticky tape, includes carbon fiber base member 1, 6 fixedly connected with mica paper 3 of polyurethane oily glue adhesive linkage are passed through to carbon fiber base member 1's both sides, and wherein the surface shaping of one side mica paper 3 has one deck high temperature resistant waterborne acrylic acid pressure sensitive adhesive 2, and the surface shaping of opposite side mica paper 3 has one deck wear-resisting coating 5, the surface shaping of wear-resisting coating 5 has one deck high temperature resistant from type membrane 4.
Specifically, the thickness of the carbon fiber substrate 1 is 0.1 mm; the carbon fiber substrate 1 has high tensile strength and light unit weight, and can effectively improve the strength and toughness of the device.
Specifically, the thickness of the high-temperature-resistant water-based acrylic pressure-sensitive adhesive 2 is 40-60 μm; the high-temperature-resistant water-based acrylic pressure-sensitive adhesive 2 has high stripping force, high stripping strength, good initial adhesion and holding power, and good initial adhesion, stripping and shearing force balance.
Specifically, the mica paper 3 has a thickness of 0.05-0.06mm and a basis weight of 64-65 g/m; the Laolan fiber is added into the large-scale mica paper with the optimal structure, the physical strength is enhanced, the electrical performance is improved, and meanwhile, the large-scale mica paper has better thermal stability.
Specifically, the thickness of the high-temperature resistant release film 4 is 60-85 μm; the high-temperature resistant release film 4 is a five-layer co-extruded composite film, two layers of TPX films are arranged outside the film, a PE film is arranged in the middle of the film, static electricity can be prevented, and meanwhile, the high-temperature resistant release film is high in high-temperature resistance and has a melting point higher than 235 ℃.
Specifically, the particle size of the nano-silica in the wear-resistant coating 5 is 25-35nm, the specific surface is 150-300m/g, and the thickness is 50-100 μm; the nano silicon dioxide is added with the anhydride curing agent TTA to be cured and molded to obtain the wear-resistant coating 5, so that the heat resistance of the wear-resistant coating 5 is greatly improved, and the impact strength and the elongation at break of the wear-resistant coating 5 can be greatly improved.
Specifically, the thickness of the polyurethane oily glue bonding layer 6 is 0.04-0.05 mm; the polyurethane oil glue bonding layer 6 has good film forming property and good fastness and can resist high temperature of 180 ℃.
The working principle and the using process of the invention are as follows: the device takes a carbon fiber substrate 1 as a substrate, the thickness of the substrate is 0.1mm, the carbon fiber substrate 1 provides main anti-tearing support for the device, polyurethane oily glue bonding layers 6 are bonded on two sides of the carbon fiber substrate 1, the thickness of the polyurethane oily glue bonding layer 6 is 0.04-0.05mm, mica paper 3 is bonded on the other side of the polyurethane oily glue bonding layer 6, Laolan fibers are added into the mica paper 3, the physical strength is enhanced, the electrical performance is also improved, the thickness is 0.05-0.06mm, the quantitative amount is 64-65g/m, a layer of high-temperature resistant water-based acrylic pressure-sensitive adhesive 2 is formed on the outer surface of one side of the mica paper 3, the thickness of the high-temperature resistant water-based acrylic pressure-sensitive adhesive 2 is 40-60 mu m, the device can cling the high-temperature resistant water-based acrylic pressure-sensitive adhesive 2 to the surface of an object when in use, a layer of wear-resistant coating 5 is smeared on the outer surface, the thickness of the wear-resistant coating 5 is 50-100 mu m, nano silicon dioxide with the particle size of 25-35nm is uniformly filled in the wear-resistant coating 5, the heat resistance of the device can be greatly improved, and simultaneously, the impact strength and the elongation at break can be greatly improved.
Finally, it should be noted that: 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 embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a high temperature resistant insulating compound paper sticky tape which characterized in that: the high-temperature-resistant and high-temperature-resistant mica paper is characterized by comprising a carbon fiber substrate (1), wherein two sides of the carbon fiber substrate (1) are fixedly connected with mica paper (3) through a polyurethane oily glue bonding layer (6), the outer surface of the mica paper (3) on one side is formed to be provided with a high-temperature-resistant water-based acrylic pressure-sensitive adhesive (2), the outer surface of the mica paper (3) on the other side is formed to be provided with a wear-resistant coating (5), and the outer surface of the wear-resistant coating (5) is formed to be provided with a.
2. The high-temperature-resistant insulating composite paper tape according to claim 1, characterized in that: the thickness of the carbon fiber matrix (1) is 0.1 mm.
3. The high-temperature-resistant insulating composite paper tape according to claim 1, characterized in that: the thickness of the high-temperature resistant water-based acrylic pressure-sensitive adhesive (2) is 40-60 mu m.
4. The high-temperature-resistant insulating composite paper tape according to claim 1, characterized in that: the mica paper (3) has a thickness of 0.05-0.06mm and a quantitative weight of 64-65 g/m.
5. The high-temperature-resistant insulating composite paper tape according to claim 1, characterized in that: the thickness of the high-temperature resistant release film (4) is 60-85 μm.
6. The high-temperature-resistant insulating composite paper tape according to claim 1, characterized in that: the particle size of the nano silicon dioxide in the wear-resistant coating (5) is 25-35nm, the specific surface is 150-300m/g, and the thickness is 50-100 mu m.
7. The high-temperature-resistant insulating composite paper tape according to claim 1, characterized in that: the thickness of the polyurethane oil glue bonding layer (6) is 0.04-0.05 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020207462.1U CN211713005U (en) | 2020-02-25 | 2020-02-25 | High-temperature-resistant insulating composite paper adhesive tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020207462.1U CN211713005U (en) | 2020-02-25 | 2020-02-25 | High-temperature-resistant insulating composite paper adhesive tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211713005U true CN211713005U (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020207462.1U Active CN211713005U (en) | 2020-02-25 | 2020-02-25 | High-temperature-resistant insulating composite paper adhesive tape |
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| CN (1) | CN211713005U (en) |
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2020
- 2020-02-25 CN CN202020207462.1U patent/CN211713005U/en active Active
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