CN111518302A - Production formula and process of corrosion-aging-resistant insulating tape - Google Patents
Production formula and process of corrosion-aging-resistant insulating tape Download PDFInfo
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Abstract
The invention discloses a production formula and a process of a corrosion-resistant and aging-resistant insulating tape, wherein the production formula comprises the following steps: 40-50% of plastic film base material, 25-30% of polyvinyl chloride, 6-8% of reinforcing agent, 6-7% of fluororubber, 4-6% of toughening agent, 3-5% of hydroxyethyl acrylate, 3-4% of vinyltrimethoxysilane, 3-3.5% of copper sulfate, 2-2.5% of modified ammonium polyphosphate, 1-2% of phenylguanidine carbonate and 1-2% of glass fiber, and the plastic film base material is prepared from the following raw materials in percentage by mass: 42% of plastic film base material, 26% of polyvinyl chloride, 6.5% of reinforcing agent, 6% of fluororubber, 4.5% of toughening agent and 4% of hydroxyethyl acrylate. According to the production formula and the process of the corrosion and aging resistant insulating tape, the insulating tape has excellent acid corrosion resistance, high temperature resistance and aging resistance.
Description
Technical Field
The invention relates to the technical field of insulating tapes, in particular to a production formula and a production process of an insulating tape with corrosion resistance and aging resistance.
Background
Insulating tapes have been used as a simple electrical insulating means for various electrical devices, electronic apparatuses, and the like. In recent years, as products such as the above-mentioned electronic devices have been diversified, required characteristics of insulating tapes used for such products have also been diversified. For example, although it is required that the reliability of products such as electronic devices using an insulating tape is maintained without deteriorating the performance of the products even when the products are used under a high-temperature and high-humidity environment or used for a long time, it is found through a search that a manufacturing process of an ultraviolet-resistant PVC insulating tape is disclosed in chinese patent publication No. CN106317679A, and although the problems of rigidity and strength of the PVC insulating tape are effectively improved, a formulation is improved, and a method of mixing an ultraviolet absorber with a PVC functional layer master batch, heating and melting the mixture, and then drawing and molding the mixture into a PVC film is adopted, thereby solving the problem that the PVC film in the prior art has color and affects visual effects. Meanwhile, by means of the weather resistance of the PVC film, the ultraviolet absorbent is not easy to migrate, the timeliness of the ultraviolet resistance function is greatly prolonged, but the corrosion resistance and the aging resistance of the PVC film are general.
Disclosure of Invention
The invention mainly aims to provide a production formula and a process of an insulating tape with corrosion resistance and aging resistance, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a corrosion aging resistant insulating tape production formulation comprising: 40-50% of plastic film base material, 25-30% of polyvinyl chloride, 6-8% of reinforcing agent, 6-7% of fluororubber, 4-6% of toughening agent, 3-5% of hydroxyethyl acrylate, 3-4% of vinyltrimethoxysilane, 3-3.5% of copper sulfate, 2-2.5% of modified ammonium polyphosphate, 1-2% of phenylguanidine carbonate and 1-2% of glass fiber.
Preferentially, the fertilizer is prepared from the following raw materials in percentage by mass: 42% of plastic film substrate, 26% of polyvinyl chloride, 6.5% of reinforcing agent, 6% of fluororubber, 4.5% of toughening agent, 4% of hydroxyethyl acrylate, 3.5% of vinyl trimethoxy silane, 3% of copper sulfate, 2% of modified ammonium polyphosphate, 1.5% of phenyl guanidine carbonate and 1% of glass fiber.
A preparation process of an insulating tape resistant to corrosion and aging comprises the following steps:
s1, preparing slurry, namely preparing a plastic film substrate, polyvinyl chloride, a reinforcing agent, fluororubber, a toughening agent, hydroxyethyl acrylate, vinyl trimethoxy silane, copper sulfate, modified ammonium polyphosphate, phenyl guanidine carbonate and glass fiber into the slurry according to parts by weight, and uniformly coating the slurry on the top and the bottom of the substrate;
s2, thermal curing, namely placing the coated base material into an oven, and heating to enable the slurry to be cured on the surface of the base material, wherein the thermal curing temperature is 100 ℃ and 130 ℃, and the time is 20-30S;
s3, photocuring, namely turning on the lamps of the photocuring machine, and turning on the lamps sequentially when the lamps are turned on, wherein the interval between every two lamps is about 1 minute, and the lamps are not turned on simultaneously; the lamp can not be put into production immediately after being turned on, the lamp tube is preheated, and the preheating time is short when the temperature is high in summer; when the temperature is low in winter, the preheating time is longer, the preheating time is about 2-3 minutes, after the preheating is finished, the thermally cured base material is placed into a photocuring machine, the photocuring intensity is 90-130W/cm, the dosage is 200-300J/cm2, and the irradiation time is 10-20S.
Preferably, in the step S1, the slurry is applied to a substrate, and then a disposable glove made of a solvent-resistant and impermeable film such as polyethylene or polypropylene is put on the substrate.
Preferably, in step S2, the temperature for thermal curing is 110 degrees, and the time is 25S.
Preferably, in step S3, the lamp is turned on at a strong light level to shorten the preheating time of the lamp tube, if weak light is needed during production, the lamp tube can be adjusted to a weak light level after preheating is finished, after operation is finished, the fan is continuously operated for a period of time after the lamp is turned off until the lamp tube is cooled, if secondary starting is needed after the lamp is turned off, the fan needs to be started after the lamp tube is completely cooled, otherwise, the fan cannot be started under the condition that the surface temperature of the lamp tube is very high.
Preferably, in the step S3, the photocuring intensity is 110W/cm, the dosage is 250J/cm2, the irradiation time is 15S, the summer preheating time is 2 minutes, and the winter preheating time is 3 minutes.
Compared with the prior art, the invention has the following beneficial effects: the insulating tape has excellent acid corrosion resistance, high temperature resistance and aging resistance through the matching effect of the fluororubber, the hydroxyethyl acrylate, the vinyl trimethoxy silane, the copper sulfate, the modified ammonium polyphosphate, the phenyl guanidine carbonate and the glass fiber.
Drawings
Fig. 1 is a schematic process flow diagram of a process for producing a corrosion and aging resistant insulating tape according to the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A corrosion aging resistant insulating tape production formulation comprising: 40-50% of plastic film base material, 25-30% of polyvinyl chloride, 6-8% of reinforcing agent, 6-7% of fluororubber, 4-6% of toughening agent, 3-5% of hydroxyethyl acrylate, 3-4% of vinyltrimethoxysilane, 3-3.5% of copper sulfate, 2-2.5% of modified ammonium polyphosphate, 1-2% of phenylguanidine carbonate and 1-2% of glass fiber;
the material is prepared from the following raw materials in percentage by mass: 42% of plastic film substrate, 26% of polyvinyl chloride, 6.5% of reinforcing agent, 6% of fluororubber, 4.5% of toughening agent, 4% of hydroxyethyl acrylate, 3.5% of vinyl trimethoxy silane, 3% of copper sulfate, 2% of modified ammonium polyphosphate, 1.5% of phenyl guanidine carbonate and 1% of glass fiber.
As shown in fig. 1, a process for preparing an insulation tape resistant to corrosion and aging comprises the following steps:
s1, preparing slurry, namely preparing a plastic film substrate, polyvinyl chloride, a reinforcing agent, fluororubber, a toughening agent, hydroxyethyl acrylate, vinyl trimethoxy silane, copper sulfate, modified ammonium polyphosphate, phenyl guanidine carbonate and glass fiber into the slurry according to parts by weight, and uniformly coating the slurry on the top and the bottom of the substrate;
s2, thermal curing, namely placing the coated base material into an oven, and heating to enable the slurry to be cured on the surface of the base material, wherein the thermal curing temperature is 100 ℃ and 130 ℃, and the time is 20-30S;
s3, photocuring, namely turning on the lamps of the photocuring machine, and turning on the lamps sequentially when the lamps are turned on, wherein the interval between every two lamps is about 1 minute, and the lamps are not turned on simultaneously; the lamp can not be put into production immediately after being turned on, the lamp tube is preheated, and the preheating time is short when the temperature is high in summer; when the temperature is low in winter, the preheating time is longer, the preheating time is about 2-3 minutes, after the preheating is finished, the thermally cured base material is placed into a photocuring machine, the photocuring intensity is 90-130W/cm, the dosage is 200-300J/cm2, and the irradiation time is 10-20S.
Preferably, in step S1, the slurry is applied to a substrate by wearing disposable gloves made of a solvent-resistant and impermeable film such as polyethylene or polypropylene; in step S2, the temperature of the thermosetting is 110 degrees, and the time is 25S; step S3, turning on the lamp at the strong light level to shorten the preheating time of the lamp tube, if the weak light is needed during production, adjusting to the weak light level after the preheating is finished, after the operation is finished, turning off the lamp and then continuing to operate the fan for a period of time until the lamp tube is cooled, if the secondary starting is needed after the lamp is turned off, starting the lamp tube after the lamp tube is completely cooled, otherwise, starting the lamp tube under the condition of high surface temperature of the lamp tube is impossible; in step S3, the photocuring intensity is 110W/cm, the dose is 250J/cm2, the irradiation time is 15S, the preheating time is 2 minutes in summer, and the preheating time is 3 minutes in winter.
The invention relates to a corrosion-resistant and aging-resistant insulating tape production formula and a process, wherein a plastic film base material, polyvinyl chloride, a reinforcing agent, fluororubber, a toughening agent, hydroxyethyl acrylate, vinyl trimethoxy silane, copper sulfate, modified ammonium polyphosphate, phenyl guanidine carbonate and glass fiber are prepared into slurry according to parts by weight, the slurry is uniformly coated on two surfaces of the top and the bottom of the base material, when the slurry is coated on the base material, a disposable glove made of solvent-resistant and impermeable films such as polyethylene or polypropylene is put on for operation, the coated base material is put into an oven and heated to be cured on the surface of the base material, the thermosetting temperature is 110 ℃, the thermosetting time is 25S, a light curing machine lamp is turned on, the lamps are sequentially turned on when the lamps are turned on, and each lamp is not turned on at the interval of about 1 minute; the method comprises the steps of starting the lamp, preheating the lamp tube, starting the lamp at a strong light level, shortening the preheating time of the lamp tube, adjusting to a weak light level after preheating is finished if weak light is needed during production, preheating for 2 minutes in summer and preheating for 3 minutes in winter, putting a thermosetting base material into a photocuring machine after preheating is finished, wherein the photocuring intensity is 110W/cm, the dose is 250J/cm2, and the irradiation time is 15S.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (7)
1. A corrosion aging resistant insulating tape production formulation, comprising: 40-50% of plastic film base material, 25-30% of polyvinyl chloride, 6-8% of reinforcing agent, 6-7% of fluororubber, 4-6% of toughening agent, 3-5% of hydroxyethyl acrylate, 3-4% of vinyltrimethoxysilane, 3-3.5% of copper sulfate, 2-2.5% of modified ammonium polyphosphate, 1-2% of phenylguanidine carbonate and 1-2% of glass fiber.
2. The insulating tape production formulation resistant to corrosion aging of claim 1, wherein: the material is prepared from the following raw materials in percentage by mass: 42% of plastic film substrate, 26% of polyvinyl chloride, 6.5% of reinforcing agent, 6% of fluororubber, 4.5% of toughening agent, 4% of hydroxyethyl acrylate, 3.5% of vinyl trimethoxy silane, 3% of copper sulfate, 2% of modified ammonium polyphosphate, 1.5% of phenyl guanidine carbonate and 1% of glass fiber.
3. The preparation process of the corrosion-aging-resistant insulating tape is characterized by comprising the following steps of:
s1, preparing slurry, namely preparing a plastic film substrate, polyvinyl chloride, a reinforcing agent, fluororubber, a toughening agent, hydroxyethyl acrylate, vinyl trimethoxy silane, copper sulfate, modified ammonium polyphosphate, phenyl guanidine carbonate and glass fiber into the slurry according to parts by weight, and uniformly coating the slurry on the top and the bottom of the substrate;
s2, thermal curing, namely placing the coated base material into an oven, and heating to enable the slurry to be cured on the surface of the base material, wherein the thermal curing temperature is 100 ℃ and 130 ℃, and the time is 20-30S;
s3, photocuring, namely turning on the lamps of the photocuring machine, and turning on the lamps sequentially when the lamps are turned on, wherein the interval between every two lamps is about 1 minute, and the lamps are not turned on simultaneously; the lamp can not be put into production immediately after being turned on, the lamp tube is preheated, and the preheating time is short when the temperature is high in summer; when the temperature is low in winter, the preheating time is longer, the preheating time is about 2-3 minutes, after the preheating is finished, the thermally cured base material is placed into a photocuring machine, the photocuring intensity is 90-130W/cm, the dosage is 200-300J/cm2, and the irradiation time is 10-20S.
4. The process of claim 3, wherein the step S1 is performed by applying the slurry to the substrate by using a disposable glove made of a solvent-resistant and impermeable film such as polyethylene or polypropylene.
5. The process of claim 3, wherein the heat curing temperature is 110 ℃ and the time is 25S in step S2.
6. The process of claim 3, wherein in step S3, the lamp is turned on at a high light level to shorten the preheating time of the lamp tube, if the production requires low light level, the lamp can be turned to a low light level after preheating is finished, after the operation is finished, the fan is continuously operated for a while after the lamp is turned off until the lamp tube is cooled, if the lamp is turned off for a second time, the lamp tube needs to be started after being completely cooled, otherwise the lamp tube cannot be started under the condition of high surface temperature.
7. The process of claim 3, wherein the photocuring in step S3 has a light curing intensity of 110W/cm, a dose of 250J/cm2, an irradiation time of 15S, a preheating time of 2 minutes in summer and a preheating time of 3 minutes in winter.
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| CN202010395669.0A CN111518302A (en) | 2020-05-12 | 2020-05-12 | Production formula and process of corrosion-aging-resistant insulating tape |
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| CN202010395669.0A CN111518302A (en) | 2020-05-12 | 2020-05-12 | Production formula and process of corrosion-aging-resistant insulating tape |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07169352A (en) * | 1993-12-16 | 1995-07-04 | Tokai Rubber Ind Ltd | Insulating tape |
| CN103489544A (en) * | 2013-09-27 | 2014-01-01 | 昆山市奋发绝缘材料有限公司 | Corrosion-resistant high-temperature-resistant insulating tape |
| US20160053139A1 (en) * | 2013-05-03 | 2016-02-25 | 3M Innovative Properties Company | High temperature resistant insulating adhesive tape substrate material |
| CN106317679A (en) * | 2016-08-06 | 2017-01-11 | 无锡龙舜实业有限公司 | Manufacturing process of anti-ultraviolet PVC insulation tape |
-
2020
- 2020-05-12 CN CN202010395669.0A patent/CN111518302A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07169352A (en) * | 1993-12-16 | 1995-07-04 | Tokai Rubber Ind Ltd | Insulating tape |
| US20160053139A1 (en) * | 2013-05-03 | 2016-02-25 | 3M Innovative Properties Company | High temperature resistant insulating adhesive tape substrate material |
| CN103489544A (en) * | 2013-09-27 | 2014-01-01 | 昆山市奋发绝缘材料有限公司 | Corrosion-resistant high-temperature-resistant insulating tape |
| CN106317679A (en) * | 2016-08-06 | 2017-01-11 | 无锡龙舜实业有限公司 | Manufacturing process of anti-ultraviolet PVC insulation tape |
Non-Patent Citations (1)
| Title |
|---|
| 岳德茂: "《印刷科技实用手册》", 30 April 2010 * |
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