CN215162327U - Double-sided fireproof insulating adhesive tape - Google Patents
Double-sided fireproof insulating adhesive tape Download PDFInfo
- Publication number
- CN215162327U CN215162327U CN202120428874.2U CN202120428874U CN215162327U CN 215162327 U CN215162327 U CN 215162327U CN 202120428874 U CN202120428874 U CN 202120428874U CN 215162327 U CN215162327 U CN 215162327U
- Authority
- CN
- China
- Prior art keywords
- layer
- sided
- double
- thickness
- release film
- 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.)
- Active
Links
Images
Landscapes
- Adhesive Tapes (AREA)
- Insulating Bodies (AREA)
Abstract
The utility model discloses a two-sided fire prevention insulating adhesive tape. The double-sided fireproof insulating adhesive tape comprises a first release film layer, a first bonding adhesive layer, a first enhancement layer, a mica layer, a second enhancement layer, a second bonding adhesive layer and a second release film layer which are sequentially arranged from top to bottom. The utility model discloses a two-sided fire prevention insulating nature sticky tape, two-sided bonding can satisfy electrical equipment still can fully keep electrical equipment's insulating properties under the short circuit and the condition of catching fire, can prevent simultaneously that the intensity of a fire from expanding to the two-sided fire prevention insulating tape of accessible improves characteristics such as fire prevention, insulation, thermal-insulated greatly.
Description
Technical Field
The utility model belongs to fire prevention insulating tape field, concretely relates to two-sided fire prevention insulating tape.
Background
The insulating tape (insulated rubber tape) is a tape which is used by electrician to prevent electric leakage and has an insulating function, is also called as insulating tape, and consists of a base tape and a pressure-sensitive adhesive layer. The base belt is made of cotton cloth, synthetic fiber fabric, plastic film and other material, and the rubber layer is made of rubber and tackifier resin and has high adhesion and excellent insulating performance. The insulating tape has the characteristics of good insulation, pressure resistance, flame retardance, weather resistance and the like, and is suitable for wire connection, electrical insulation, heat insulation protection and the like. Therefore, the insulating tape is widely used for electrical work such as wrapping, jointing and insulating sealing of wires used under 380V.
At present, the insulating adhesive tape on the market generally adopts a polyvinyl chloride film material to be combined with an adhesive, has good insulating property, but has poor fireproof performance, and cannot meet the flame-retardant requirement after short circuit or ignition of electrical equipment.
CN103627341A discloses an insulating tape, including the superiors, intermediate level and the lowest layer, the superiors is the polyvinyl chloride film, the intermediate level is the pressure sensitive adhesive, the lowest layer is the tackifying resin, the polyvinyl chloride film accounts for 87% -90% of the weight of the insulating tape main part, the pressure sensitive adhesive accounts for 4% -8% of the weight of the insulating tape main part, the tackifying resin accounts for 4% -7% of the weight of the insulating tape main part. The insulating tape has the advantages of good insulating, voltage-resisting and weather-resisting properties and the like, but the fireproof performance of the insulating tape needs to be further improved.
CN105950048A discloses a weather-resistant ultraviolet-resistant polyimide insulating tape, which comprises a base layer and an adhesive layer, wherein the base layer is a polyimide composite film and is prepared from the following raw materials in parts by weight: 65-75 parts of polyimide, 20-30 parts of polylactic acid, 10-15 parts of olefin modified styrene-acrylonitrile copolymer resin, 8-16 parts of trichloroethyl phosphate, 4-8 parts of trimethylolpropane, 3-6 parts of cellulose acetate butyrate, 1-2 parts of 2-hydroxy-4-methoxybenzophenone, 6-9 parts of aluminium dihydrogen tripolyphosphate, 3-5 parts of neopentyl glycol, 2-4 parts of zinc stearate and 1-2 parts of resorcinol monobenzoate; the polyimide insulating tape prepared by the invention has the advantages of excellent electrical performance, high insulation, high weather resistance, ultraviolet resistance, strong adhesion, high temperature resistance, acid and alkali corrosion resistance, good mechanical property, long service life and wide application range. However, the polyimide composite film of the invention takes polyimide, polylactic acid and olefin modified styrene-acrylonitrile copolymer resin as main raw materials, and takes trichloroethyl phosphate, cellulose acetate butyrate, 2-hydroxy-4-methoxybenzophenone, aluminium dihydrogen tripolyphosphate, resorcinol monobenzoate and other raw materials as auxiliary materials, although the electrical insulation performance and the chemical stability of the insulating tape are improved, the used raw materials are complex and the cost is high, and the prepared insulating tape has poor fire resistance, and cannot ensure the electrical insulation performance under the conditions of short circuit and fire.
In order to ensure that the material has the characteristics of multiple materials, it is necessary to develop a double-sided fireproof insulating tape.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art not enough, the utility model is to provide a two-sided fireproof insulation nature sticky tape, two-sided bonding can satisfy electrical equipment still can fully keep electrical equipment's insulating properties under the short circuit and the condition of catching fire, can prevent the intensity of a fire from expanding simultaneously to the two-sided fireproof insulation sticky tape of accessible improves characteristics such as fire prevention, insulation, thermal-insulated greatly.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a two-sided fire prevention insulating adhesive tape, includes from last to down set gradually first from type rete, first bonding glue film, first enhancement layer, mica layer, second enhancement layer, second bonding glue film and second from type rete.
The double-sided fireproof insulating adhesive tape has double-sided bonding surfaces, the first bonding adhesive layer and the second bonding adhesive layer can meet the requirement of double-sided bonding, and the mica layer has excellent heat resistance, so that the fireproof insulating adhesive tape still has good electric insulating property at the high temperature of 800 ℃, and can effectively prevent fire; the first enhancement layer and the second enhancement layer enable the fireproof insulation adhesive tape to have good mechanical property; the first release film layer and the second release film layer protect the fireproof insulating adhesive tape.
The double-sided fireproof insulating tape is 0.1-0.6 mm thick, such as 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm or 0.6mm thick.
Wherein, first release film layer is for scribbling the antiseized paper layer of silicone oil, second release film layer is for scribbling the antiseized paper layer of silicone oil, first release film layer with the thickness of second release film layer is independently 0.05 ~ 0.1mm, for example thickness is 0.05mm, 0.06mm, 0.07mm, 0.08mm, 0.09mm or 0.1mm etc..
Wherein, first adhesive layer is in epoxy acrylic acid pressure sensitive adhesive layer, organosilicon pressure sensitive adhesive layer or polyimide pressure sensitive adhesive layer, the second adhesive layer is in epoxy acrylic acid pressure sensitive adhesive layer, organosilicon pressure sensitive adhesive layer or polyimide pressure sensitive adhesive layer, first adhesive layer with the thickness of second adhesive layer is independently 0.01 ~ 0.1mm, for example thickness is 0.01mm, 0.02mm, 0.03mm, 0.04mm, 0.05mm, 0.06mm, 0.07mm, 0.08mm, 0.09mm or 0.1mm etc.. The adhesive layer is a pressure sensitive adhesive layer commonly used in the art, and the composition of the adhesive is not modified.
The mica layer is a phlogopite layer, and the thickness of the mica layer is 0.1-0.2 mm, such as 0.1mm, 0.11mm, 0.12mm, 0.13mm, 0.14mm, 0.15mm, 0.16mm, 0.17mm, 0.18mm, 0.19mm, 0.2mm and the like.
Wherein the auro-mica layer is resistant to high temperature of 800 ℃.
The first reinforcing layer is an alkali-free glass fiber cloth layer or a polyester film layer, and the second reinforcing layer is an alkali-free glass fiber cloth layer or a polyester film layer.
Wherein the thickness of the first reinforcing layer and the second reinforcing layer is independently 0.1-0.15 mm, such as independently 0.1mm, 0.11mm, 0.12mm, 0.13mm, 0.14mm, or 0.15 mm.
The latent heat coating can absorb latent heat at the initial stage to resist temperature rise, and releases heat after the temperature reaches a certain high temperature so as to keep the temperature of the adhesive tape material constant, and the adhesive tape material has better fireproof performance. The latent heat coating has a thickness of 0.01 to 0.1mm, for example a thickness of 0.01mm, 0.02mm, 0.03mm, 0.04mm, 0.05mm, 0.06mm, 0.07mm, 0.08mm, 0.09mm or 0.1mm, etc.
Wherein, the latent heat coating is a paraffin layer or a dodecanol layer.
When the double-sided fireproof insulating tape is prepared, firstly, the mica layer, the first enhancement layer and the second enhancement layer are subjected to composite bonding by using bonding glue through the composite device to form an integral structure, then the release film is added on the outer side of the mica layer by using the bonding glue to form the double-sided fireproof insulating tape, and the double-sided fireproof insulating tape with the structure of the first release film layer, the first bonding glue layer, the first enhancement layer, the mica layer, the second enhancement layer, the second bonding glue layer and the second release film layer which are sequentially arranged from top to bottom is obtained. The compounded adhesive tape has excellent fireproof and flame-retardant properties and good tensile strength and ductility, and can form the same bonding effect as the adhesive tape by removing the single-sided release film.
When the adhesive tape is used, the first release film layer on one side is removed for protecting a device to be bonded, and the second release film layer on the other side is removed for bonding other materials. The utility model discloses a two-sided fire prevention insulating tape can extensively be used for winding bonding such as fireproof cable joint, fire-proof equipment to use, can effectively utilize in outdoor electrical equipment's protection.
Compared with the prior art, the beneficial effects of the utility model are that:
the double-sided fireproof insulating adhesive tape has good adhesive property, the adhesive force is 90-130N/cm, good electrical insulating property is realized, the surface voltage is 2.5-3.5 KV, good fireproof property is realized, the highest high temperature of 800 ℃ can be resisted, and the good electrical insulating property is still realized at the high temperature of 400-800 ℃; the high-strength steel has good tensile property and ductility, and the tensile strength is 130-150 MPa.
Drawings
FIG. 1 is a schematic structural view of a double-sided fireproof insulating tape of the present invention;
FIG. 2 is a schematic structural view of a preferred double-sided fireproof insulating tape of the present invention;
wherein, 1-a first release film layer; 2-a first adhesive layer; 3-a first reinforcing layer, 4-a mica layer; 5-a second enhancement layer; 6-a second adhesive layer; 7-a second release film layer; 8-latent heat coating.
Detailed Description
The technical solution of the present invention is further explained by the specific implementation manner with reference to fig. 1 to fig. 2.
As shown in fig. 1, the utility model discloses a two-sided fire prevention insulating tape, include from last to down set gradually first from type rete 1, first adhesive layer 2, first enhancement layer 3, mica layer 4, second enhancement layer 5, second adhesive layer 6 and second from type rete 7, be connected through glue between mica layer 4 and first enhancement layer 3 and the second enhancement layer 5.
As the utility model discloses an optimal scheme, a two-sided fire prevention insulating tape, include from last to down set gradually first from type rete 1, first adhesive layer 2, first enhancement layer 3, latent heat coating 8, mica layer 4, second enhancement layer 5, second adhesive layer 6 and second from type rete 7, be connected through glue between mica layer 4 and first enhancement layer 3 and the second enhancement layer 5, the latent heat coating is paraffin layer or dodecanol layer, as shown in fig. 2.
When the double-sided fireproof insulating tape is prepared, firstly, the mica layer, the first enhancement layer and the second enhancement layer are subjected to composite bonding by using bonding glue through the composite device to form an integral structure, then the release film is added on the outer side of the mica layer by using the bonding glue to form the double-sided fireproof insulating tape, and the double-sided fireproof insulating tape with the structure of the first release film layer, the first bonding glue layer, the first enhancement layer, the mica layer, the second enhancement layer, the second bonding glue layer and the second release film layer which are sequentially arranged from top to bottom is obtained.
When the adhesive tape is used, the first release film layer on one side is removed for protecting a device to be bonded, and the second release film layer on the other side is removed for bonding other materials. The utility model discloses a two-sided fire prevention insulating tape can extensively be used for winding bonding such as fireproof cable joint, fire-proof equipment to use, can effectively utilize in outdoor electrical equipment's protection.
Example 1
The double-sided fireproof insulating adhesive tape comprises a first release film layer 1, a first adhesive layer 2, a first enhancement layer 3, a mica layer 4, a second enhancement layer 5, a second adhesive layer 6 and a second release film layer 7 which are sequentially arranged from top to bottom, wherein the mica layer 4 is connected with the first enhancement layer 3 and the second enhancement layer 5 through glue. The double-sided fireproof insulating tape is characterized in that the thickness of the double-sided fireproof insulating tape is 0.5mm, the first release film layer and the second release film layer are release paper layers coated with silicone oil and having a thickness of 0.05mm, the first bonding adhesive layer and the second bonding adhesive layer are epoxy acrylic pressure-sensitive adhesive layers having a thickness of 0.05mm, the mica layer is a high-temperature-800-DEG C-resistant aurum mica layer having a thickness of 0.1mm, and the first enhancement layer and the second enhancement layer are alkali-free glass fiber cloth layers having a thickness of 0.1 mm.
Example 2
The double-sided fireproof insulating adhesive tape comprises a first release film layer 1, a first adhesive layer 2, a first enhancement layer 3, a mica layer 4, a second enhancement layer 5, a second adhesive layer 6 and a second release film layer 7 which are sequentially arranged from top to bottom, wherein the mica layer 4 is connected with the first enhancement layer 3 and the second enhancement layer 5 through glue. The double-sided fireproof insulating tape is characterized in that the thickness of the double-sided fireproof insulating tape is 0.5mm, the first release film layer and the second release film layer are release paper layers coated with silicone oil and the thickness of which is 0.05mm, the first bonding adhesive layer and the second bonding adhesive layer are polyimide pressure-sensitive adhesive layers and the thickness of which is 0.05mm, the mica layer is a high-temperature-800-resistant phlogopite layer and the thickness of which is 0.1mm, and the first enhancement layer and the second enhancement layer are alkali-free glass fiber cloth layers and the thickness of which is 0.1 mm.
Example 3
The double-sided fireproof insulating adhesive tape comprises a first release film layer 1, a first adhesive layer 2, a first enhancement layer 3, a mica layer 4, a second enhancement layer 5, a second adhesive layer 6 and a second release film layer 7 which are sequentially arranged from top to bottom, wherein the mica layer 4 is connected with the first enhancement layer 3 and the second enhancement layer 5 through glue. The double-sided fireproof insulating tape is characterized in that the thickness of the double-sided fireproof insulating tape is 0.5mm, the first release film layer and the second release film layer are release paper layers coated with silicone oil and having a thickness of 0.05mm, the first bonding adhesive layer and the second bonding adhesive layer are organic silicon pressure-sensitive adhesive layers having a thickness of 0.05mm, the mica layer is a high-temperature-800-resistant phlogopite layer having a thickness of 0.1mm, and the first enhancement layer and the second enhancement layer are alkali-free glass fiber cloth layers having a thickness of 0.1 mm.
Example 4
The double-sided fireproof insulating adhesive tape comprises a first release film layer 1, a first adhesive layer 2, a first enhancement layer 3, a latent heat coating layer 8, a mica layer 4, a second enhancement layer 5, a second adhesive layer 6 and a second release film layer 7 which are sequentially arranged from top to bottom, wherein the mica layer 4 is connected with the first enhancement layer 3 and the second enhancement layer 5 through glue. Wherein, the thickness of two-sided fireproof insulating tape is 0.5mm, it is 0.05 mm's that first type rete and second from the type rete to be scribbled the antiseized ply of silicon oil, first adhesive layer and second adhesive layer are 0.04 mm's epoxy acrylic acid pressure sensitive adhesive layer, the mica layer is 0.1 mm's the golden mica layer of 800 ℃ of nai high temperature, first enhancement layer and second enhancement layer are 0.1 mm's alkali-free glass fiber cloth layer, latent heat coating 8 is 0.02 mm's paraffin layer for thickness.
Example 5
The double-sided fireproof insulating adhesive tape comprises a first release film layer 1, a first adhesive layer 2, a first enhancement layer 3, a latent heat coating layer 8, a mica layer 4, a second enhancement layer 5, a second adhesive layer 6 and a second release film layer 7 which are sequentially arranged from top to bottom, wherein the mica layer 4 is connected with the first enhancement layer 3 and the second enhancement layer 5 through glue. The double-sided fireproof insulating tape is characterized in that the thickness of the double-sided fireproof insulating tape is 0.5mm, the first release film layer and the second release film layer are release paper layers coated with silicon oil and having a thickness of 0.05mm, the first bonding adhesive layer and the second bonding adhesive layer are epoxy acrylic pressure-sensitive adhesive layers having a thickness of 0.04mm, the mica layer is a 0.1mm high-temperature-resistant 800 ℃ golden mica layer, the first enhancement layer and the second enhancement layer are alkali-free glass fiber cloth layers having a thickness of 0.1mm, and the latent heat coating layer 8 is a 0.02mm dodecanol layer.
Example 6
This example is different from example 1 in that the first reinforcing layer is an alkali-free glass fiber cloth layer having a thickness of 0.1mm, the second reinforcing layer is a polyester film layer having a thickness of 0.1mm, and the rest are the same as those of example 1.
Example 7
The present embodiment is different from embodiment 1 in that the first reinforcing layer and the second reinforcing layer are polyester film layers having a thickness of 0.1mm, and the others are the same as those of embodiment 1.
Example 8
The difference between this embodiment and embodiment 1 is that the first reinforcing layer and the second reinforcing layer are alkali-free fiberglass cloth layers with a thickness of 0.15mm, the double-sided fireproof insulating tape has a thickness of 0.6mm, and the rest are the same as those of embodiment 1.
The double-sided flameproof insulating tapes prepared in examples 1 to 8 were used for bonding outdoor electric appliances, and the performance of the flameproof insulating tapes was measured, and the results are shown in table 1. The method for testing the adhesive force refers to GB/T11028-1999, the method for testing the electric insulation performance refers to GB/T1408.1-2016, and the method for testing the tensile property refers to GB/T5019.2-2009.
TABLE 1
As can be seen from the data in Table 1, the double-sided fireproof insulating adhesive tape of the utility model has strong bonding force, the bonding force is 90-130N/cm, good electrical insulation property is provided, the surface voltage is 2.5-3.5 KV, good fireproof property is provided, the highest high temperature of 800 ℃ can be resisted, and good electrical insulation property is still provided at the high temperature of 400-800 ℃; the high-strength steel has good tensile property and ductility, and the tensile strength is 130-150 MPa. The utility model discloses a fire-proof insulating nature sticky tape can satisfy electrical equipment still can fully keep electrical equipment's insulating properties under the short circuit and the condition of catching fire, can prevent simultaneously that the intensity of a fire from expanding.
The present invention is described in detail by the above embodiments, but the present invention is not limited to the above detailed process equipment and process flow, i.e. not meaning the present invention must rely on the above detailed process equipment and process flow to implement. It should be clear to those skilled in the art that any improvement of the present invention, to the equivalent replacement of each raw material of the present invention, the addition of auxiliary components, the selection of specific modes, etc., all fall within the protection scope and disclosure scope of the present invention.
The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be within the scope of the present invention, and can be right to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (10)
1. The utility model provides a two-sided fire prevention insulating tape, its characterized in that includes from last to down set gradually first from type rete, first bonding glue film, first enhancement layer, mica layer, second enhancement layer, second bonding glue film and second from type rete.
2. The double-sided fireproof insulation tape according to claim 1, wherein the thickness of the double-sided fireproof insulation tape is 0.1-0.6 mm.
3. The double-sided flameproof insulating tape according to claim 1 or 2, wherein the first release film layer is a silicone oil-coated release paper layer, and the second release film layer is a silicone oil-coated release paper layer;
the thickness of the first release film layer and the second release film layer is 0.05-0.1 mm independently.
4. The double-sided flameproof insulating tape according to claim 1, wherein the first adhesive layer is one of an epoxy acrylic pressure-sensitive adhesive layer, a silicone pressure-sensitive adhesive layer, or a polyimide pressure-sensitive adhesive layer, and the second adhesive layer is one of an epoxy acrylic pressure-sensitive adhesive layer, a silicone pressure-sensitive adhesive layer, or a polyimide pressure-sensitive adhesive layer;
the thickness of the first bonding glue layer and the second bonding glue layer is 0.01-0.1mm independently.
5. The double-sided fireproof insulation tape according to claim 1, wherein the mica layer is a phlogopite layer, and the thickness of the mica layer is 0.1-0.2 mm.
6. The double-sided fireproof insulation tape according to claim 5, wherein the phlogopite layer is a phlogopite layer resistant to a high temperature of 800 ℃.
7. The double-sided fireproof insulation tape according to claim 1, wherein the first reinforcement layer is an alkali-free glass fiber cloth layer or a polyester film layer, and the second reinforcement layer is an alkali-free glass fiber cloth layer or a polyester film layer.
8. The double-sided flameproof insulating tape of claim 1, wherein the first reinforcing layer and the second reinforcing layer have a thickness of 0.1 to 0.15mm independently.
9. The double-sided fireproof insulation tape according to claim 1, wherein a latent heat coating is further disposed between the first reinforcing layer and the mica layer, and the thickness of the latent heat coating is 0.01-0.1 mm.
10. The double-sided flameproof insulating tape according to claim 9, characterized in that the latent heat coating is a paraffin layer or a dodecanol layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120428874.2U CN215162327U (en) | 2021-02-26 | 2021-02-26 | Double-sided fireproof insulating adhesive tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120428874.2U CN215162327U (en) | 2021-02-26 | 2021-02-26 | Double-sided fireproof insulating adhesive tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215162327U true CN215162327U (en) | 2021-12-14 |
Family
ID=79412774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120428874.2U Active CN215162327U (en) | 2021-02-26 | 2021-02-26 | Double-sided fireproof insulating adhesive tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215162327U (en) |
-
2021
- 2021-02-26 CN CN202120428874.2U patent/CN215162327U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103613934B (en) | fire-resistant silicon rubber self-adhesive tape and preparation method thereof | |
| CN111645374A (en) | Transparent polyolefin film for solar cell back plate | |
| EP3722851B1 (en) | Lightweight non-metal flame-retardant fire-resistant optical cable | |
| JPH0337907A (en) | Composite mica insulating thin-film | |
| CN215162327U (en) | Double-sided fireproof insulating adhesive tape | |
| CN210683666U (en) | High-temperature-resistant PVC (polyvinyl chloride) insulating adhesive tape | |
| JP2003188574A (en) | Electromagnetic shield material and flat cable with electromagnetic shield | |
| CN115946414A (en) | Corona-resistant composite sheet for new energy automobile motor and preparation method thereof | |
| JP3433457B2 (en) | Flame retardant adhesive and heat shrinkable tube | |
| CN210679972U (en) | High-wear-resistance insulating film | |
| CN210956229U (en) | High flame-retardant insulated wire and cable | |
| CN208898786U (en) | A kind of fire-proof insulation adhesive tape | |
| CN210765122U (en) | Flame-retardant reinforced polytetrafluoroethylene glass fiber cloth adhesive tape | |
| CN212076927U (en) | Strong cross membrane coiled material with anti-warping function | |
| CN215712748U (en) | High-temperature-resistant hot melt adhesive film for FFC wire | |
| CN212128060U (en) | Novel insulating double-sided tape | |
| CN212010997U (en) | Solar cell backboard | |
| CN210309367U (en) | Fire-resistant flame-retardant mica tape | |
| US20130118561A1 (en) | Solar cell module and method of producing the same | |
| CN213601881U (en) | Solar cell backboard | |
| CN218025918U (en) | Flame-retardant single-sided adhesive tape suitable for battery cladding | |
| CN117467360B (en) | Creep-resistant thermoplastic photovoltaic module packaging adhesive film and preparation method thereof | |
| CN210528847U (en) | High-temperature-resistant waterproof coiled material | |
| CN219709406U (en) | Insulating film capable of bearing high temperature | |
| JPH11203953A (en) | Fire-resisting wire |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |