CN112778764A - High-temperature-resistant moisture-proof insulating material, and preparation method and application thereof - Google Patents
High-temperature-resistant moisture-proof insulating material, and preparation method and application thereof Download PDFInfo
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- CN112778764A CN112778764A CN202011628898.9A CN202011628898A CN112778764A CN 112778764 A CN112778764 A CN 112778764A CN 202011628898 A CN202011628898 A CN 202011628898A CN 112778764 A CN112778764 A CN 112778764A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/02—Ingredients treated with inorganic substances
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/46—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes silicones
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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
Abstract
The invention provides a high-temperature-resistant moisture-proof insulating material, and a preparation method and application thereof. The high-temperature-resistant moisture-resistant insulating material comprises silicon resin and serpentine uniformly dispersed in the silicon resin, wherein the mass fraction of the serpentine is 5.0-15.0 wt%, and the chemical formula of the serpentine is A6[Si4O10](OH)8. The high-temperature-resistant moisture-proof insulating material is prepared by a hydrothermal method, so that serpentine is uniformly distributed in the silicone resin, and the prepared insulating material overcomes the phenomena of electric conduction, polarization, loss, breakdown and the like of the insulating material in high-temperature and humid environments. Under the conditions of 100 ℃ of temperature and 90% rh of relative humidity, the electrode equipment still has better performanceMechanical properties. Meanwhile, the preparation method of the high-temperature-resistant moisture-proof insulating material is simple and easy to implement, does not discharge substances influencing the environment, and is a green and environment-friendly preparation process.
Description
Technical Field
The application relates to a high-temperature-resistant moisture-proof insulating material, in particular to a high-temperature-resistant moisture-proof insulating material, a preparation method and application thereof in a motor, belonging to the field of insulating materials.
Background
The motor is represented by a letter M (old standard is represented by a letter D) in a circuit, the motor mainly plays a role of generating driving torque and serving as a power source of electrical appliances or various machines, the generator is represented by a letter G in a circuit, and the generator mainly plays a role of converting mechanical energy into electric energy.
With the use of large-scale motors, the trend is to develop towards high voltage, high power, large capacity, high performance and the like, so that the requirements on the fixing materials inside and at the end parts of the coil slots are higher and higher, higher requirements on mechanical performance and electrical insulation performance are provided, especially in some regions with harsh operating environments, such as special environments facing to highway sides, coastal regions and plateau regions and high temperature, humidity, high magnetic fields and the like, the performance of the insulation material in the motor has a decisive influence on the reliability and service life of transmission and distribution equipment, and meanwhile, when the motor equipment burns due to accidents, the insulation material in the equipment is required to have the resistance performance. In some regions with a humid environment, the insulating material in the electrical equipment needs to satisfy a certain humidity resistance, and in some regions with a higher temperature, the insulating material in the electrical equipment needs to satisfy a high temperature environment. Therefore, it is an urgent problem to provide a moisture-resistant and high-temperature-resistant insulating material.
Disclosure of Invention
The invention aims to provide a high-temperature-resistant moisture-resistant insulating material, a preparation method and application thereof, so as to overcome the defects of mechanical properties of motors in certain humid areas and high-temperature areas in the prior art.
In order to achieve the purpose, the technical scheme adopted by the invention comprises the following steps:
the high-temperature-resistant moisture-resistant insulating material comprises silicone resin and serpentine uniformly dispersed in the silicone resin,
wherein, the mass fraction of the serpentine is 5.0-15.0 wt%;
the serpentine has a chemical formula A6[Si4O10](OH)8
Wherein A is selected from Mg2+、Fe2+、Ni2+At least one of (1).
Optionally, the serpentine has an upper limit on mass fraction selected from 6.0 wt%, 7.0 wt%, 8.0 wt%, 9.0 wt%, 10.0 wt%, 11.0 wt%, 12.0 wt%, 13.0 wt%, 14.0 wt%, 15.0 wt%; the lower limit of the mass fraction of the serpentine is selected from 5.0 wt%, 6.0 wt%, 7.0 wt%, 8.0 wt%, 9.0 wt%, 10.0 wt%, 11.0 wt%, 12.0 wt%, 13.0 wt%, 14.0 wt%.
Optionally, the serpentine has the formula Mg6[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Fe6[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Ni6[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Fe4 Mg2[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Fe3 Mg3[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Fe4 Mg2[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Fe4 Ni2[Si4O10](OH)8。
Optionally, the silicone resin is selected from at least one of methylphenyl silicone resin, methyl silicone resin and low phenyl methyl silicone resin.
Optionally, the silicone is monoclinic.
Optionally, the silicone resin has a mohs hardness of 3.0 to 4.0.
Optionally, the silicone has a mohs hardness of 3.0.
Optionally, the silicone has a mohs hardness of 3.2.
Optionally, the silicone has a mohs hardness of 3.5.
Optionally, the silicone has a mohs hardness of 3.8.
Optionally, the silicone has a mohs hardness of 4.0.
The preparation method of the high-temperature-resistant and moisture-resistant insulating material comprises the following steps:
(1) providing silicon resin, placing the silicon resin in dilute acid with the concentration of 0.5-1.5mol/L for cleaning treatment, and then performing water washing treatment for later use;
(2) placing serpentine in dilute alkali solution for cleaning treatment, and then performing water washing treatment for later use;
(3) putting serpentine in an alkaline solution with the concentration of 0.5-1.5mol/L, uniformly stirring magnetons, and putting the mixture in an ultrasonic reactor for ultrasonic treatment for 8-16h to prepare a mixed solution A;
(4) dissolving silicon resin in 0.5-1.5mol/L diluted acid solution, and stirring at 25-30 deg.C for 80min to obtain mixed solution B;
(5) and dropwise adding the mixed solution A into the mixed solution B at the temperature of 50-60 ℃, preserving the heat for 12-24h, transferring into a reaction kettle, performing hydrothermal treatment at the temperature of 120-160 ℃ for 5-10h, cooling, filtering and drying to obtain the high-temperature-resistant moisture-proof insulating material.
Optionally, the dilute acid solution is selected from at least one of dilute hydrochloric acid, dilute sulfuric acid, and dilute nitric acid.
Optionally, the dilute base solution is selected from at least one of potassium hydroxide, sodium hydroxide and aqueous ammonia solution.
Optionally, the temperature of the hydrothermal treatment is 120-150 ℃ for reaction for 8 h.
The application of the high-temperature-resistant and moisture-resistant insulating material in the motor is provided.
Optionally, the high-temperature-resistant and moisture-resistant insulating material is applied to an outer coil of a motor.
Compared with the prior art, the invention has the advantages that: the high-temperature-resistant moisture-proof insulating material is prepared by a hydrothermal method, so that serpentine is uniformly distributed in the silicone resin, and the prepared insulating material overcomes the phenomena of electric conduction, polarization, loss, breakdown and the like of the insulating material in high-temperature and humid environments. The electrode device still has good mechanical properties under the conditions that the temperature is 100 ℃ and the relative humidity is 90% rh. Meanwhile, the preparation method of the high-temperature-resistant moisture-proof insulating material is simple and easy to implement, does not discharge substances influencing the environment, and is a green and environment-friendly preparation process.
Detailed Description
In view of the deficiencies in the prior art, the inventors of the present invention have made extensive studies and extensive practices to provide technical solutions of the present invention. The technical solution, its implementation and principles, etc. will be further explained as follows.
The high-temperature-resistant moisture-resistant insulating material comprises silicone resin and serpentine uniformly dispersed in the silicone resin,
wherein, the mass fraction of the serpentine is 5.0-15.0 wt%;
the serpentine has a chemical formula A6[Si4O10](OH)8
Wherein A is selected from Mg2+、Fe2+、Ni2+At least one of (1).
Optionally, the serpentine has an upper limit on mass fraction selected from 6.0 wt%, 7.0 wt%, 8.0 wt%, 9.0 wt%, 10.0 wt%, 11.0 wt%, 12.0 wt%, 13.0 wt%, 14.0 wt%, 15.0 wt%; the lower limit of the mass fraction of the serpentine is selected from 5.0 wt%, 6.0 wt%, 7.0 wt%, 8.0 wt%, 9.0 wt%, 10.0 wt%, 11.0 wt%, 12.0 wt%, 13.0 wt%, 14.0 wt%.
Optionally, the serpentine has the formula Mg6[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Fe6[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Ni6[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Fe4 Mg2[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Fe3 Mg3[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Fe4 Mg2[Si4O10](OH)8。
Optionally, the serpentine has the chemical formula of Fe4 Ni2[Si4O10](OH)8。
Optionally, the silicone resin is selected from at least one of methylphenyl silicone resin, methyl silicone resin and low phenyl methyl silicone resin.
Optionally, the silicone is monoclinic.
Optionally, the silicone resin has a mohs hardness of 3.0 to 4.0.
Optionally, the silicone has a mohs hardness of 3.0.
Optionally, the silicone has a mohs hardness of 3.2.
Optionally, the silicone has a mohs hardness of 3.5.
Optionally, the silicone has a mohs hardness of 3.8.
Optionally, the silicone has a mohs hardness of 4.0.
The preparation method of the high-temperature-resistant and moisture-resistant insulating material comprises the following steps:
(1) providing silicon resin, placing the silicon resin in dilute acid with the concentration of 0.5-1.5mol/L for cleaning treatment, and then performing water washing treatment for later use;
(2) placing serpentine in dilute alkali solution for cleaning treatment, and then performing water washing treatment for later use;
(3) putting serpentine in an alkaline solution with the concentration of 0.5-1.5mol/L, uniformly stirring magnetons, and putting the mixture in an ultrasonic reactor for ultrasonic treatment for 8-16h to prepare a mixed solution A;
(4) dissolving silicon resin in 0.5-1.5mol/L diluted acid solution, and stirring at 25-30 deg.C for 80min to obtain mixed solution B;
(5) and dropwise adding the mixed solution A into the mixed solution B at the temperature of 50-60 ℃, preserving the heat for 12-24h, transferring into a reaction kettle, performing hydrothermal treatment at the temperature of 120-160 ℃ for 5-10h, cooling, filtering and drying to obtain the high-temperature-resistant moisture-proof insulating material.
Optionally, the dilute acid solution is selected from at least one of dilute hydrochloric acid, dilute sulfuric acid, and dilute nitric acid.
Optionally, the dilute base solution is selected from at least one of potassium hydroxide, sodium hydroxide and aqueous ammonia solution.
Optionally, the temperature of the hydrothermal treatment is 120-150 ℃ for reaction for 8 h.
The application of the high-temperature-resistant and moisture-resistant insulating material in the motor is provided.
Optionally, the high-temperature-resistant and moisture-resistant insulating material is applied to an outer coil of a motor.
The technical solution of the present invention is further explained below with reference to several examples.
Each of the substances in the examples of the present application is commercially available.
Example 1
The serpentine has a chemical formula of Mg6[Si4O10](OH)8。
The silicone resin is selected from methyl phenyl silicone resin.
The preparation method of the high-temperature-resistant and moisture-resistant insulating material comprises the following steps:
(1) providing silicon resin, placing the silicon resin in dilute acid with the concentration of 0.5-1.5mol/L for cleaning treatment, and then performing water washing treatment for later use;
(2) placing serpentine in dilute alkali solution for cleaning treatment, and then performing water washing treatment for later use;
(3) putting serpentine in an alkaline solution with the concentration of 0.5-1.5mol/L, uniformly stirring magnetons, and putting the mixture in an ultrasonic reactor for ultrasonic treatment for 8-16h to prepare a mixed solution A;
(4) dissolving silicon resin in 0.5-1.5mol/L diluted acid solution, and stirring at 25-30 deg.C for 80min to obtain mixed solution B;
(5) and dropwise adding the mixed solution A into the mixed solution B at the temperature of 50-60 ℃, preserving the heat for 12-24h, transferring into a reaction kettle, performing hydrothermal treatment at the temperature of 120-160 ℃ for 5-10h, cooling, filtering and drying to obtain the high-temperature-resistant moisture-proof insulating material.
Example 2
The serpentine has a chemical formula of Mg6[Si4O10](OH)8。
The silicone resin is selected from methyl silicone resin.
The preparation method of the high-temperature-resistant and moisture-resistant insulating material comprises the following steps:
(1) providing silicon resin, placing the silicon resin in dilute acid with the concentration of 0.5-1.5mol/L for cleaning treatment, and then performing water washing treatment for later use;
(2) placing serpentine in dilute alkali solution for cleaning treatment, and then performing water washing treatment for later use;
(3) putting serpentine in an alkaline solution with the concentration of 0.5-1.5mol/L, uniformly stirring magnetons, and putting the mixture in an ultrasonic reactor for ultrasonic treatment for 8-16h to prepare a mixed solution A;
(4) dissolving silicon resin in 0.5-1.5mol/L diluted acid solution, and stirring at 25-30 deg.C for 80min to obtain mixed solution B;
(5) and dropwise adding the mixed solution A into the mixed solution B at the temperature of 50-60 ℃, preserving the heat for 12-24h, transferring into a reaction kettle, performing hydrothermal treatment at the temperature of 120-160 ℃ for 5-10h, cooling, filtering and drying to obtain the high-temperature-resistant moisture-proof insulating material.
Example 3
The chemical formula of the serpentine is Ni6[Si4O10](OH)8。
The silicone resin is selected from the group consisting of an oligophenyl methyl silicone resin.
The preparation method of the high-temperature-resistant and moisture-resistant insulating material comprises the following steps:
(1) providing silicon resin, placing the silicon resin in dilute acid with the concentration of 0.5-1.5mol/L for cleaning treatment, and then performing water washing treatment for later use;
(2) placing serpentine in dilute alkali solution for cleaning treatment, and then performing water washing treatment for later use;
(3) putting serpentine in an alkaline solution with the concentration of 0.5-1.5mol/L, uniformly stirring magnetons, and putting the mixture in an ultrasonic reactor for ultrasonic treatment for 8-16h to prepare a mixed solution A;
(4) dissolving silicon resin in 0.5-1.5mol/L diluted acid solution, and stirring at 25-30 deg.C for 80min to obtain mixed solution B;
(5) and dropwise adding the mixed solution A into the mixed solution B at the temperature of 50-60 ℃, preserving the heat for 12-24h, transferring into a reaction kettle, performing hydrothermal treatment at the temperature of 120-160 ℃ for 5-10h, cooling, filtering and drying to obtain the high-temperature-resistant moisture-proof insulating material.
Example 4
The chemical formula of the serpentine is Fe4 Mg2[Si4O10](OH)8。
The silicone resin is selected from methyl phenyl silicone resin.
The preparation method of the high-temperature-resistant and moisture-resistant insulating material comprises the following steps:
(1) providing silicon resin, placing the silicon resin in dilute acid with the concentration of 0.5-1.5mol/L for cleaning treatment, and then performing water washing treatment for later use;
(2) placing serpentine in dilute alkali solution for cleaning treatment, and then performing water washing treatment for later use;
(3) putting serpentine in an alkaline solution with the concentration of 0.5-1.5mol/L, uniformly stirring magnetons, and putting the mixture in an ultrasonic reactor for ultrasonic treatment for 8-16h to prepare a mixed solution A;
(4) dissolving silicon resin in 0.5-1.5mol/L diluted acid solution, and stirring at 25-30 deg.C for 80min to obtain mixed solution B;
(5) and dropwise adding the mixed solution A into the mixed solution B at the temperature of 50-60 ℃, preserving the heat for 12-24h, transferring into a reaction kettle, performing hydrothermal treatment at the temperature of 120-160 ℃ for 5-10h, cooling, filtering and drying to obtain the high-temperature-resistant moisture-proof insulating material.
Example 5
The chemical formula of the serpentine is Fe3 Mg3[Si4O10](OH)8。
The silicone resin is selected from methyl silicone resin.
The preparation method of the high-temperature-resistant and moisture-resistant insulating material comprises the following steps:
(1) providing silicon resin, placing the silicon resin in dilute acid with the concentration of 0.5-1.5mol/L for cleaning treatment, and then performing water washing treatment for later use;
(2) placing serpentine in dilute alkali solution for cleaning treatment, and then performing water washing treatment for later use;
(3) putting serpentine in an alkaline solution with the concentration of 0.5-1.5mol/L, uniformly stirring magnetons, and putting the mixture in an ultrasonic reactor for ultrasonic treatment for 8-16h to prepare a mixed solution A;
(4) dissolving silicon resin in 0.5-1.5mol/L diluted acid solution, and stirring at 25-30 deg.C for 80min to obtain mixed solution B;
(5) and dropwise adding the mixed solution A into the mixed solution B at the temperature of 50-60 ℃, preserving the heat for 12-24h, transferring into a reaction kettle, performing hydrothermal treatment at the temperature of 120-160 ℃ for 5-10h, cooling, filtering and drying to obtain the high-temperature-resistant moisture-proof insulating material.
Example 6
The chemical formula of the serpentine is Fe4 Mg2[Si4O10](OH)8。
The silicone resin is selected from methyl phenyl silicone resin
The preparation method of the high-temperature-resistant and moisture-resistant insulating material comprises the following steps:
(1) providing silicon resin, placing the silicon resin in dilute acid with the concentration of 0.5-1.5mol/L for cleaning treatment, and then performing water washing treatment for later use;
(2) placing serpentine in dilute alkali solution for cleaning treatment, and then performing water washing treatment for later use;
(3) putting serpentine in an alkaline solution with the concentration of 0.5-1.5mol/L, uniformly stirring magnetons, and putting the mixture in an ultrasonic reactor for ultrasonic treatment for 8-16h to prepare a mixed solution A;
(4) dissolving silicon resin in 0.5-1.5mol/L diluted acid solution, and stirring at 25-30 deg.C for 80min to obtain mixed solution B;
(5) and dropwise adding the mixed solution A into the mixed solution B at the temperature of 50-60 ℃, preserving the heat for 12-24h, transferring into a reaction kettle, performing hydrothermal treatment at the temperature of 120-160 ℃ for 5-10h, cooling, filtering and drying to obtain the high-temperature-resistant moisture-proof insulating material.
It should be understood that the above-mentioned embodiments are merely illustrative of the technical concepts and features of the present invention, which are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and therefore, the protection scope of the present invention is not limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. A high-temperature resistant moisture-proof insulating material is characterized by comprising silicone resin and serpentine uniformly dispersed in the silicone resin,
wherein, the mass fraction of the serpentine is 5.0-15.0 wt%;
the serpentine has a chemical formula A6[Si4O10](OH)8
Wherein A is selected from Mg2+、Fe2+、Ni+At least one of (1).
2. The high temperature and moisture resistant insulating material according to claim 1, wherein the silicone resin is at least one selected from the group consisting of a methyl phenyl silicone resin, a methyl silicone resin, and a low phenyl methyl silicone resin.
3. The high temperature and moisture resistant insulating material according to claim 1, wherein the silicone resin is monoclinic.
4. The high temperature and moisture resistant insulation material of claim 1, wherein said silicone resin has a Mohs hardness of 3.0-4.0.
5. A method for preparing the high temperature and moisture resistant insulation material of any of claims 1-4, comprising the steps of:
(1) providing silicon resin, placing the silicon resin in dilute acid with the concentration of 0.5-1.5mol/L for cleaning treatment, and then performing water washing treatment for later use;
(2) placing serpentine in dilute alkali solution for cleaning treatment, and then performing water washing treatment for later use;
(3) putting serpentine in an alkaline solution with the concentration of 0.5-1.5mol/L, uniformly stirring magnetons, and putting the mixture in an ultrasonic reactor for ultrasonic treatment for 8-16h to prepare a mixed solution A;
(4) dissolving silicon resin in 0.5-1.5mol/L diluted acid solution, and stirring at 25-30 deg.C for 80min to obtain mixed solution B;
(5) and dropwise adding the mixed solution A into the mixed solution B at the temperature of 50-60 ℃, preserving the heat for 12-24h, transferring into a reaction kettle, performing hydrothermal treatment at the temperature of 120-160 ℃ for 5-10h, cooling, filtering and drying to obtain the high-temperature-resistant moisture-proof insulating material.
6. The method for preparing a high temperature and moisture resistant insulation material according to the claim 5, wherein the dilute acid solution is at least one selected from dilute hydrochloric acid, dilute sulfuric acid and dilute nitric acid.
7. The method for preparing the high-temperature-resistant and moisture-resistant insulating material according to the requirement 5, wherein the dilute alkali solution is at least one selected from potassium hydroxide, sodium hydroxide and ammonia water solution.
8. The method for preparing the high temperature resistant and moisture resistant insulating material according to where to go claim 5, wherein the hydrothermal treatment is performed at a temperature of 120-150 ℃ for 8 h.
9. Use of a high temperature resistant, moisture resistant insulation material according to any of claims 1-4 or a high temperature resistant, moisture resistant insulation material made according to any of claims 5-8 in an electrical machine.
10. The use of claim 9, wherein the high temperature and moisture resistant insulation material is used in an outer coil of an electrical machine.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6051642A (en) * | 1997-09-15 | 2000-04-18 | General Electric Company | Silicone composition with improved high temperature tolerance |
| CN1598970A (en) * | 2003-09-18 | 2005-03-23 | 罗姆和哈斯公司 | Electrically insulative powder coatings and compositions and methods for making them |
| CN1740230A (en) * | 2000-12-08 | 2006-03-01 | 积水化学工业株式会社 | Material for insulating substrate and products therefrom |
| CN110483997A (en) * | 2019-07-05 | 2019-11-22 | 安徽钒波光电科技有限公司 | A kind of cable insulation preparation method for material of excellent heat stability |
| CN111793362A (en) * | 2020-06-10 | 2020-10-20 | 贵州红阳机械有限责任公司 | Fireproof damping silicone rubber and preparation method thereof |
-
2020
- 2020-12-30 CN CN202011628898.9A patent/CN112778764A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6051642A (en) * | 1997-09-15 | 2000-04-18 | General Electric Company | Silicone composition with improved high temperature tolerance |
| CN1740230A (en) * | 2000-12-08 | 2006-03-01 | 积水化学工业株式会社 | Material for insulating substrate and products therefrom |
| CN1598970A (en) * | 2003-09-18 | 2005-03-23 | 罗姆和哈斯公司 | Electrically insulative powder coatings and compositions and methods for making them |
| CN110483997A (en) * | 2019-07-05 | 2019-11-22 | 安徽钒波光电科技有限公司 | A kind of cable insulation preparation method for material of excellent heat stability |
| CN111793362A (en) * | 2020-06-10 | 2020-10-20 | 贵州红阳机械有限责任公司 | Fireproof damping silicone rubber and preparation method thereof |
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