CN107151536B - Heat dissipation temperature display's electrical insulation sticky tape - Google Patents
Heat dissipation temperature display's electrical insulation sticky tape Download PDFInfo
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- CN107151536B CN107151536B CN201710272733.4A CN201710272733A CN107151536B CN 107151536 B CN107151536 B CN 107151536B CN 201710272733 A CN201710272733 A CN 201710272733A CN 107151536 B CN107151536 B CN 107151536B
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J111/00—Adhesives based on homopolymers or copolymers of chloroprene
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2411/00—Presence of chloroprene
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2423/00—Presence of polyolefin
- C09J2423/10—Presence of homo or copolymers of propene
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2475/00—Presence of polyurethane
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Adhesive Tapes (AREA)
- Laminated Bodies (AREA)
Abstract
The invention belongs to the technical field of insulating tapes, and particularly discloses an electric insulating tape capable of dissipating heat and displaying temperature, which is characterized in that an adhesive layer, an insulating heat-conducting rubber layer and a base material layer are sequentially arranged from top to bottom, a temperature-sensing color-changing layer is arranged on one side, opposite to the insulating heat-conducting rubber layer, of the base material layer, a plurality of heat-dissipating micropores are arranged in the insulating heat-conducting rubber layer, a plurality of insulating heat-conducting rubber strip short blocks are wrapped in the base material layer, the insulating heat-conducting rubber strip short blocks penetrate through the base material layer along the thickness direction of the electric insulating tape, the temperature-sensing color-changing layer is made of reversible temperature-sensing color-changing pigment, and the thickness of the temperature-sensing color-changing layer is. The electric insulation adhesive tape has good heat dissipation and heat conduction capability, can avoid heat accumulation at the winding protection position, can display temperature change at the winding protection position, can indicate different temperature ranges, and is suitable for various occasions.
Description
Technical Field
The invention belongs to the technical field of insulating tapes, and particularly relates to an electric insulating tape capable of dissipating heat and displaying temperature.
Background
The insulating tape is an adhesive tape used by electricians for preventing electric leakage and having an insulating function, is also called as an insulating tape and an adhesive tape belt, is suitable for wire connection, electrical insulation and damage repair of various resistance parts, such as insulation protection of various motors and parts of wire joint winding, transformers, motors, capacitors, voltage stabilizers and the like, and has the characteristics of good insulation, voltage resistance, flame retardance, weather resistance and the like. But the insulating tape multilayer winding back leads to easily twine the unable effluvium of protection heat and accumulate, causes electrical equipment or part high temperature to melt and destroys, causes the outage, causes the accident, also can't in time discover the high temperature phenomenon that insulating tape winding protection department takes place simultaneously. Chinese patent CN2016106362433, entitled insulating tape, 2016, 10, 26, discloses an insulating tape comprising a base layer, an adhesive layer, an anticorrosive layer and an insulating layer, which has corrosion resistance and insulating property. However, the insulating tape is prone to heat accumulation at the winding position, and the high-temperature phenomenon cannot be found in time.
Disclosure of Invention
The invention aims to provide an electric insulating tape with good heat dissipation capability and temperature display function, aiming at the problems that the heat accumulation at a winding protection part is easily caused and the high-temperature phenomenon cannot be found in time when the existing insulating tape is used, so that the electric insulating tape has good heat dissipation capability, can avoid the heat accumulation at the winding protection part, can display the temperature change at the winding protection part and is beneficial to finding the high-temperature phenomenon in time.
The invention provides the following technical scheme:
the utility model provides a heat dissipation temperature-displaying's electrical insulation sticky tape, is equipped with viscose layer, substrate layer from the top down in proper order, is equipped with insulating heat conduction rubber layer between substrate layer and the viscose layer, and one side that substrate layer and insulating heat conduction rubber layer carried on the back mutually is equipped with temperature sensing discoloration layer.
According to the heat dissipation temperature display electric insulation adhesive tape, the insulation heat conduction rubber layer is arranged between the adhesive layer and the base material layer, heat generated at the winding protection position is timely transmitted to the periphery through the good heat conduction and insulation capacity of the insulation heat conduction rubber layer, heat accumulation at the winding protection position is avoided, meanwhile, the temperature sensing color changing layer is arranged on the base material layer, when the temperature reaches a certain degree, the temperature sensing color changing layer changes, the high-temperature phenomenon at the winding protection position can be timely found, and timely measures can be taken.
As an improvement of the invention, a plurality of heat dissipation micropores are arranged in the insulating heat conduction rubber layer, and penetrate through the insulating heat conduction rubber layer along the width direction of the electric insulating adhesive tape. An air circulation channel is formed in the heat dissipation micropores, so that the heat is dissipated to the air and the surrounding environment in time by the insulating heat conduction rubber layer, and the heat dissipation rate is accelerated.
As an improvement of the invention, a plurality of insulating heat-conducting rubber strip short blocks are coated in the base material layer, and the insulating heat-conducting rubber strip short blocks penetrate through the base material layer along the thickness direction of the electric insulating adhesive tape. The insulating heat conduction rubber strip improves the heat transfer effect of the base material layer, so that the heat of the winding protection position timely penetrates through the base material layer to be transmitted to the temperature-sensitive color-changing layer, and the color-changing sensitivity of the temperature-sensitive color-changing layer is improved.
As an improvement of the invention, the temperature-sensitive color-changing layer is made of reversible temperature-sensitive color-changing pigment, the thickness of the temperature-sensitive color-changing layer increases in a rising step shape from one end to the other end of the electrical insulation tape in the width direction, so that a plurality of display temperature zone steps are formed on the outer surface of the temperature-sensitive color-changing layer. When the winding protection part generates heat accumulation to generate high temperature and reaches a certain temperature, the temperature sensing color changing layer generates color change, so that the human eyes can find and take measures in time, and meanwhile, after the temperature of the winding protection part is reduced, the color of the temperature sensing color changing microcapsule is recovered to be normal, so that the color change of the winding protection part can be mastered in time. The thickness of the temperature-sensitive color-changing layer is increased in an ascending stair shape to form a display temperature zone step, and the temperature range which can be displayed by the display temperature zone step is increased along with the increase of the thickness of the display temperature zone step, so that the temperature change of the winding protection part can be observed in real time, and the temperature-sensitive color-changing layer is suitable for being used in various occasions.
As an improvement of the invention, the display temperature zone steps comprise a first order, a second order, a third order, a fourth order and a fifth order, wherein the thickness of the first order is 10 mu m, the rest display temperature zone steps are sequentially thickened by 2 mu m, and the corresponding temperature zone ranges are 50-60 ℃, 60-70 ℃, 70-80 ℃, 80-90 ℃ and 90-100 ℃. When the temperature of the winding protection part reaches 50-60 ℃, the color changes on the first step, and when the temperature reaches 60-70 ℃, the color changes on the second step, so that when the temperature reaches a certain temperature zone range, the corresponding temperature zone step changes, and the daily protection requirement is met.
As an improvement of the invention, a transparent ultraviolet-resistant film layer is arranged on the outer surface of the temperature-sensitive color-changing layer. The temperature-sensitive color-changing layer is protected, and the damage of sunlight irradiation to the temperature-sensitive color-changing layer is reduced.
As an improvement of the invention, the adhesive layer is prepared from the following components in parts by weight: 60-70 parts of chloroprene rubber, 30-35 parts of isophorone diisocyanate, 20-30 parts of reactive alkyl phenolic resin, 4-6 parts of polypropylene reinforced fiber, 1-5 parts of azodiisobutyronitrile, 2-5 parts of anthracene oil, 1.6-2.0 parts of white latex, 0.1-0.3 part of heat-conducting silica gel, 1-4 parts of plasticizer and 2-3 parts of coupling agent. The adhesive layer has good heat resistance and weather resistance, and simultaneously, along with the rise of temperature, the air between the winding protection part and the adhesive layer is discharged to leave a gap, the white latex melts and fills the gap when the temperature of the winding protection part reaches 50 ℃, the adhesive strength of the adhesive layer and the winding protection part is improved, the heat of the winding protection part is more effectively transmitted to the insulating heat-conducting rubber layer through the adhesive layer, and the heat dissipation effect is enhanced.
The invention has the following beneficial effects:
the electric insulation adhesive tape has good heat dissipation and heat conduction capabilities, and heat at the winding protection position is dissipated in time through the insulation heat conduction rubber layer, so that heat accumulation is avoided. Meanwhile, the temperature change of the winding protection part can be displayed, the high-temperature phenomenon can be found in time, the effect of different temperature ranges can be indicated, and the winding protection device is suitable for various occasions.
Drawings
Fig. 1 is a structural view of a cross section in the width direction of the present invention.
Fig. 2 is a lengthwise sectional view of the present invention.
Fig. 3 is a structural view of the thermochromic layer.
Fig. 4 is an enlarged view of a portion of a structure in fig. 3.
In the figure: 1. an electrically insulating tape; 2. a substrate layer; 21. short insulating heat-conducting rubber strips; 3. an adhesive layer; 4. an insulating heat-conducting rubber layer; 41. heat dissipation micropores; 5. a temperature-sensitive color-changing layer; 51. a first stage; 52. a second stage; 53. a third step; 54. a fourth step; 55. a fifth step; 56. an ultraviolet resistant film layer.
Detailed Description
The following further describes embodiments of the present invention:
the starting materials used in the present invention are commercially available or commonly used in the art, unless otherwise specified, and the methods in the following examples are conventional in the art, unless otherwise specified.
Example 1
As shown in fig. 1 and 2, an electrical insulating tape 1 for heat dissipation and temperature display is provided with an adhesive layer 3 and a substrate layer 2 in sequence from top to bottom, an insulating heat-conducting rubber layer 4 is provided between the substrate layer and the adhesive layer, and a temperature-sensitive color-changing layer 5 is provided on the opposite side of the substrate layer and the insulating heat-conducting rubber layer. The heat that will twine the protection department and produce through insulating heat conduction rubber layer in time to transmitting around, avoids the heat accumulation of winding protection department, and after the temperature reached the certain degree simultaneously, the temperature sensing discoloration layer took place the colour change, can in time discover the high temperature phenomenon of winding protection department. A plurality of heat dissipation micropores 41 are formed in the insulating heat conduction rubber layer, the heat dissipation micropores penetrate through the insulating heat conduction rubber layer along the width direction of the electric insulation adhesive tape, and air circulation channels are formed in the heat dissipation micropores to accelerate heat dissipation rate. The interior cladding of substrate layer has the short butyl 21 of a plurality of insulating heat conduction rubber strips, and the short butyl of insulating heat conduction rubber strip runs through the substrate layer along the thickness direction of electrical insulation sticky tape to improve the heat transfer effect of substrate layer, improve the sensitivity of discolouing of temperature sensing discoloration layer. As shown in fig. 3, the thermochromic layer is made by coating reversible thermochromic pigment on the surface of the base material layer by bonding the binder, and the thickness of the thermochromic layer increases in a step-like manner from one end to the other end in the width direction of the electrical insulating tape, so that a plurality of display temperature zone steps are formed on the outer surface of the thermochromic layer, and the temperature range capable of being displayed increases along with the increase of the thickness of the display temperature zone steps. The steps of the display temperature zone preferably comprise a first step 51, a second step 52, a third step 53, a fourth step 54 and a fifth step 55, wherein the first step is 10 mu m in thickness, the rest steps of the display temperature zone are sequentially thickened by 2 mu m, and the corresponding temperature zone ranges are 50-60 ℃, 60-70 ℃, 70-80 ℃, 80-90 ℃ and 90-100 ℃. When the temperature of the winding protection part reaches 50-60 ℃, the color changes on the first step, and when the temperature reaches 60-70 ℃, the color changes on the second step, so that the colors of the steps of each display temperature area sequentially change along with the temperature rise. In order to improve the light-resistant performance of the thermochromic layer, a transparent ultraviolet-resistant film layer 56 is provided on the thermochromic layer.
For improving the heat resistance of the adhesive layer, heat is more effectively transferred to the heat-conducting insulating rubber layer by the adhesive layer, and the adhesive layer is prepared from the following components: 60 g of chloroprene rubber, 30 g of isophorone diisocyanate, 20g of reactive alkyl phenolic resin, 4 g of polypropylene reinforced fiber, 1 g of azobisisobutyronitrile, 2 g of anthracene oil, 1.6 g of white latex, 0.1 g of heat-conducting silica gel, 1 g of plasticizer and 2 g of coupling agent.
Example 2
The difference from the example 1 is that the adhesive layer is prepared from the following components: 65 g of chloroprene rubber, 32.5 g of isophorone diisocyanate, 25 g of reactive alkyl phenolic resin, 5g of polypropylene reinforced fiber, 3 g of azobisisobutyronitrile, 3.5 g of anthracene oil, 1.9 g of white latex, 0.2 g of heat-conducting silica gel, 2.5 g of plasticizer and 2.5 g of coupling agent.
Example 3
The difference from the example 1 is that the adhesive layer is prepared from the following components: 70 g of chloroprene rubber, 35 g of isophorone diisocyanate, 30 g of reactive alkyl phenolic resin, 6 g of polypropylene reinforced fiber, 5g of azobisisobutyronitrile, 5g of anthracene oil, 2.0 g of white latex, 0.3 g of heat-conducting silica gel, 4 g of plasticizer and 3 g of coupling agent.
The electric insulating tape has good heat dissipation and heat conduction capabilities, can dissipate heat at the winding protection position in time to avoid heat accumulation, displays temperature change at the winding protection position, and is suitable for various occasions.
Claims (6)
1. An adhesive layer and a substrate layer are sequentially arranged from top to bottom, and the electric insulation adhesive tape is characterized in that an insulation heat-conducting rubber layer is arranged between the substrate layer and the adhesive layer, and a temperature-sensing color-changing layer is arranged on one side, opposite to the insulation heat-conducting rubber layer, of the substrate layer;
the thickness of the temperature-sensitive color-changing layer is increased in a rising step shape from one end to the other end of the width direction of the electric insulating tape, so that a plurality of display temperature zone steps are formed on the outer surface of the temperature-sensitive color-changing layer;
the adhesive layer is prepared from the following components in parts by weight: 60-70 parts of chloroprene rubber, 30-35 parts of isophorone diisocyanate, 20-30 parts of reactive alkyl phenolic resin, 4-6 parts of polypropylene reinforced fiber, 1-5 parts of azodiisobutyronitrile, 2-5 parts of anthracene oil, 1.6-2.0 parts of white latex, 0.1-0.3 part of heat-conducting silica gel, 1-4 parts of plasticizer and 2-3 parts of coupling agent.
2. The heat dissipating and temperature displaying electric insulating tape according to claim 1, wherein a plurality of heat dissipating micro-holes are formed in the insulating and heat conducting rubber layer, and the heat dissipating micro-holes penetrate through the insulating and heat conducting rubber layer along the width direction of the electric insulating tape.
3. The heat-dissipating and temperature-displaying electric insulating tape according to claim 1 or 2, wherein the substrate layer is coated with a plurality of short insulating and heat-conducting rubber strips, and the short insulating and heat-conducting rubber strips penetrate through the substrate layer along the thickness direction of the electric insulating tape.
4. The heat dissipating and temperature displaying electrical insulating tape according to claim 1, wherein the thermochromic layer is made of a reversible thermochromic pigment.
5. The heat dissipation and temperature display electric insulation tape according to claim 4, characterized in that the display temperature zone steps comprise a first step, a second step, a third step, a fourth step and a fifth step, wherein the thickness of the first step is 10 μm, the thickness of the rest display temperature zone steps is sequentially increased by 2 μm, and the corresponding temperature zone ranges are sequentially 50-60 ℃, 60-70 ℃, 70-80 ℃, 80-90 ℃ and 90-100 ℃.
6. The heat dissipating and temperature displaying electric insulating tape according to claim 4 or 5, wherein a transparent ultraviolet ray resistant film layer is disposed on the outer surface of the thermochromic layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710272733.4A CN107151536B (en) | 2017-04-24 | 2017-04-24 | Heat dissipation temperature display's electrical insulation sticky tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710272733.4A CN107151536B (en) | 2017-04-24 | 2017-04-24 | Heat dissipation temperature display's electrical insulation sticky tape |
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| Publication Number | Publication Date |
|---|---|
| CN107151536A CN107151536A (en) | 2017-09-12 |
| CN107151536B true CN107151536B (en) | 2020-11-24 |
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| CN201710272733.4A Active CN107151536B (en) | 2017-04-24 | 2017-04-24 | Heat dissipation temperature display's electrical insulation sticky tape |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109988522B (en) * | 2017-12-29 | 2020-11-06 | 宁德时代新能源科技股份有限公司 | Adhesive tape and electrochemical device comprising same |
| CN109486003B (en) * | 2018-11-05 | 2021-05-11 | 铜陵市超越电子有限公司 | High-power metallized film for new energy capacitor |
| CN112048256B (en) * | 2020-08-24 | 2022-06-07 | 苏州萍升源电子科技有限公司 | Production process of flame-retardant adhesive tape |
| CN115287011A (en) * | 2022-08-25 | 2022-11-04 | 国网湖北省电力有限公司咸宁供电公司 | Temperature-sensing color-changing insulating packaging material for electrical insulation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202022045U (en) * | 2011-02-15 | 2011-11-02 | 中亚兴业股份有限公司 | Color-changeable decorative structure |
| CN102153965A (en) * | 2011-05-19 | 2011-08-17 | 郭国维 | Normal-temperature-curable high-temperature-resistant conveyer belt adhesive and preparation and application method thereof |
| CN202362092U (en) * | 2011-12-17 | 2012-08-01 | 周贺 | Temperature-sensitive discoloring strap |
| CN203365017U (en) * | 2013-07-31 | 2013-12-25 | 北京物资学院 | Reversible thermochromic label |
| CN106046799B (en) * | 2016-07-13 | 2019-08-20 | 北京天衣鼎嘉工程技术有限公司 | Flame-retarded heat-conducting electrically insulating silicone rubber product and preparation method thereof for power equipment |
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