CN107189167A - It is a kind of for high-temperature insulation material of power equipment and preparation method thereof - Google Patents
It is a kind of for high-temperature insulation material of power equipment and preparation method thereof Download PDFInfo
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- CN107189167A CN107189167A CN201710536024.2A CN201710536024A CN107189167A CN 107189167 A CN107189167 A CN 107189167A CN 201710536024 A CN201710536024 A CN 201710536024A CN 107189167 A CN107189167 A CN 107189167A
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
- B29B7/005—Methods for mixing in batches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
- B29B7/007—Methods for continuous mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- 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
- H01B3/44—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 vinyl resins; acrylic resins
- H01B3/441—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 vinyl resins; acrylic resins from alkenes
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
Abstract
The invention discloses a kind of high-temperature insulation material for power equipment, include following components according to parts by weight：10 ~ 30 parts of polyethylene, 2 ~ 10 parts of perfluoroethylene-propylene, 7 ~ 10 parts of mica powder, 3 ~ 6 parts of butyl rubber, 3 ~ 5 parts of inorganic glass fiber, 7 ~ 8 parts of ethylene propylene diene rubber, 3 ~ 10 parts of polytetrafluoroethylene powder, 3 ~ 10 parts of alkali-free glass fiber cloth, 3 ~ 10 parts of ultra-violet absorber, 3 ~ 10 parts of epoxy resin, 1.5 ~ 3.5 parts of antioxidant, 0.5 ~ 5.5 part of plasticizer.The present invention provides a kind of for high-temperature insulation material of power equipment and preparation method thereof, the insulating materials of preparation has excellent mechanical property, insulating properties and resistance to elevated temperatures, there is waterproof, anti-Weather and high-wearing feature simultaneously, requirement of the power equipment to high temperature resistant and excellent mechanical performance is disclosure satisfy that.
Description
Technical field
The invention belongs to field of electrical equipment, and in particular to a kind of high-temperature insulation material and its system for power equipment
Preparation Method.
Background technology
In recent years, China's electric utility is quickly grown, and network system working voltage grade is improved constantly, and network size is progressively
Expansion, superelevation or UHV transmission network are the skeleton and core for the intelligent grid that national grid is being made with all strength, build special
High-voltage transmission network can significantly lift the conveying capacity of China's power network, and reduction long range power Transmission is lost, but higher
Voltage class and direct current transportation significant challenge is proposed to the security reliability for being widely used in the insulating materials of electrical equipment,
High Performance Insulation material is to constitute high pressure, extra-high voltage electric transmission and transformation equipment and the technological core at networking and key, its electric property
Height and the voltage class and safety for being stably directly connected to whole power transmission network, therefore, develop High Performance Insulation material, right
Building security is reliable, the DC ultra-high-voltage of stability and high efficiency it is defeated become network, lifting China's transmission of electricity level and save resource have it is important
Meaning, existing power cable influences the service life of power cable with insulating materials is anticorrosive, high heat resistance ability.
The content of the invention
In view of the above-mentioned problems, the technical problem to be solved in the present invention is to provide a kind of high-temperature insulation for power equipment
Material and preparation method thereof.
To achieve the above object, the technical scheme is that：A kind of high-temperature insulation material for power equipment, its
Include following components according to parts by weight：10~30 parts of polyethylene, 2~10 parts of perfluoroethylene-propylene, 7~10 parts of mica powder, butyl
3~6 parts of rubber, 3~5 parts of inorganic glass fiber, 7~8 parts of ethylene propylene diene rubber, 3~10 parts of polytetrafluoroethylene powder, alkali-free glass fiber
3~10 parts of cloth, 3~10 parts of ultra-violet absorber, 3~10 parts of epoxy resin, 1.5~3.5 parts of antioxidant, plasticizer 0.5~5.5
Part.
Preferably, a kind of high-temperature insulation material for power equipment according to claim 1, its feature exists
In, according to parts by weight include following components：10 parts of polyethylene, 2 parts of perfluoroethylene-propylene, 7 parts of mica powder, 3 parts of butyl rubber, nothing
3 parts of machine glass fibre, ethylene propylene diene rubber 7,3 parts of polytetrafluoroethylene powder, alkali-free glass fiber cloth 3,3 parts of ultra-violet absorber, epoxy
3 parts of resin, 1.5 parts of antioxidant, 0.5 part of plasticizer.
Preferably, described mica powder particle diameter is 800~1000 mesh, and its fusing point is more than 1000 DEG C.
Preferably, a diameter of 0.2~0.6mm of described inorganic glass fiber silk, length is 10~30mm.
Preferably, the plasticizer is the mixture of dioctyl phthalate and dioctyl adipate；The antioxidant
For 2,4,6- tri-butyl-phenols, 2,6- di-t-butyl -4- nonyl phenols, BHT, iso-octyl -3- propionic acid
One or more in ester, β-propionic acid isooctanol ester, the positive octadecanol ester of β-propionic acid.
A kind of preparation method of high-temperature insulation material for power equipment, is mainly included the following steps that：
Step 1：It is standby that each component is weighed by proportion speed；
Step 2：Banburying, 100~130 DEG C are warming up to by banbury, and polyethylene, perfluoroethylene-propylene are added by loading hopper
And butyl rubber, after after all meltings, add other components are secondary in three batches, control temperature at 140~160 DEG C, banburying 10~
Mixture, feeding are obtained after 20min；
Step 3：Mill is molded, and the banburying compound taken out in step 2 is placed in mill and kneads into 2~5mm thickness
Thin slice after slice, room temperature parks 12~24h；
Step 4：It is placed in after sulfidization molding, the thin slice clip after being parked in step 3 in mould, then in 10~15MPa,
20~50min of molding in 170~175 DEG C of vulcanizing press, the sample room temperature after molding is parked that high temperature resistant is produced after 24h is exhausted
Edge material.
Preferably, banburying further comprises degassing process in the step 2, and it is low that the mixture that banburying is obtained carries out vacuum
Gas or bubble in speed 20~30min of stirring, abjection mixture；
Preferably, the vacuum of the vacuum stirring at low speed is 0.02~0.08MPa, and stir speed (S.S.) is 200~300r/
min。
The beneficial effects of the present invention are：The present invention provides a kind of high-temperature insulation material and its system for power equipment
Preparation Method, the insulating materials of preparation has excellent mechanical property, insulating properties and resistance to elevated temperatures, while having waterproof, resisting
Weather and high-wearing feature, disclosure satisfy that requirement of the power equipment to high temperature resistant and excellent mechanical performance, while having good
The performance of anti-outdoor adverse circumstances, is a kind of power equipment insulating materials of excellent combination property, the intensive section bar of function
Material, application value is high.
A certain amount of plasticizer is added in the present invention, it is possible to increase the elasticity and toughness of insulating materials, anti-breakdown energy in addition
Power is strong, and using vacuum degasing pretreatment in preparation method, the mixture that banburying is obtained carries out vacuum stirring at low speed, prevented
Entrained gas or bubble in insulating materials and influence the toughness and intensity of insulating materials.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is described in further detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, do not limit
The fixed present invention.
Embodiment 1
A kind of high-temperature insulation material for power equipment, it includes following components according to parts by weight：10 parts of polyethylene,
2 parts of perfluoroethylene-propylene, 7 parts of mica powder, 3 parts of butyl rubber, 3 parts of inorganic glass fiber, 7 parts of ethylene propylene diene rubber, polytetrafluoro
3 parts of ethene powder, 3 parts of alkali-free glass fiber cloth, 3 parts of ultra-violet absorber, 3 parts of epoxy resin, 1.5 parts of antioxidant, 0.5 part of plasticizer.
Described mica powder particle diameter is 800 mesh, and its fusing point is more than 1000 DEG C.
The described inorganic glass fiber a diameter of 0.2mm of silk, length is 10mm.
The plasticizer is the mixture of dioctyl phthalate and dioctyl adipate；The antioxidant is 2,4,6-
Tri-butyl-phenol, 2,6- di-t-butyl -4- nonyl phenols, BHT, iso-octyl -3- propionic esters, β-propionic acid
One or more in the positive octadecanol ester of isooctanol ester, β-propionic acid.
A kind of preparation method of high-temperature insulation material for power equipment, is mainly included the following steps that：
Step 1：It is standby that each component is weighed by proportion speed；
Step 2：Banburying, 100 DEG C are warming up to by banbury, and polyethylene, perfluoroethylene-propylene and fourth are added by loading hopper
Base rubber, after after all meltings, by other components secondary addition in three batches, control temperature is mixed after 140 DEG C, banburying 10min
Compound, feeding；
Step 3：Mill is molded, and the banburying compound taken out in step 2 is placed in mill and kneads into the thin of 2mm thickness
Slice after piece, room temperature parks 12h；
Step 4：It is placed in after sulfidization molding, the thin slice clip after being parked in step 3 in mould, then in 10MPa, 170 DEG C
Vulcanizing press in molding 20min, the sample room temperature after molding is parked high-temperature insulation material is produced after 24h.
Banburying further comprises degassing process in the step 2, and the mixture that banburying is obtained carries out vacuum stirring at low speed
Gas or bubble in 20min, abjection mixture；
The vacuum of the vacuum stirring at low speed is 0.02MPa, and stir speed (S.S.) is 200r/min.
Embodiment 2
A kind of high-temperature insulation material for power equipment, it includes following components according to parts by weight：20 parts of polyethylene,
6 parts of perfluoroethylene-propylene, 8 parts of mica powder, 4 parts of butyl rubber, 4 parts of inorganic glass fiber, 7.5 parts of ethylene propylene diene rubber, poly- four
6 parts of PVF powder, 7 parts of alkali-free glass fiber cloth, 7 parts of ultra-violet absorber, 6 parts of epoxy resin, 2.5 parts of antioxidant, 3 parts of plasticizer.
Described mica powder particle diameter is 900 mesh, and its fusing point is more than 1000 DEG C.
The described inorganic glass fiber a diameter of 0.4mm of silk, length is 20mm.
The plasticizer is the mixture of dioctyl phthalate and dioctyl adipate；The antioxidant is 2,4,6-
Tri-butyl-phenol, 2,6- di-t-butyl -4- nonyl phenols, BHT, iso-octyl -3- propionic esters, β-propionic acid
One or more in the positive octadecanol ester of isooctanol ester, β-propionic acid.
A kind of preparation method of high-temperature insulation material for power equipment, is mainly included the following steps that：
Step 1：It is standby that each component is weighed by proportion speed；
Step 2：Banburying, 115 DEG C are warming up to by banbury, and polyethylene, perfluoroethylene-propylene and fourth are added by loading hopper
Base rubber, after after all meltings, by other components secondary addition in three batches, control temperature is mixed after 150 DEG C, banburying 15min
Compound, feeding；
Step 3：Mill is molded, and the banburying compound taken out in step 2 is placed in mill and kneads into 3.5mm thickness
Slice after thin slice, room temperature parks 18h；
Step 4：It is placed in after sulfidization molding, the thin slice clip after being parked in step 3 in mould, then in 12MPa, 172 DEG C
Vulcanizing press in molding 35min, the sample room temperature after molding is parked high-temperature insulation material is produced after 24h.
Banburying further comprises degassing process in the step 2, and the mixture that banburying is obtained carries out vacuum stirring at low speed
Gas or bubble in 25min, abjection mixture；
The vacuum of the vacuum stirring at low speed is 0.05MPa, and stir speed (S.S.) is 250r/min.
Embodiment 3
A kind of high-temperature insulation material for power equipment, it includes following components according to parts by weight：30 parts of polyethylene,
10 parts of perfluoroethylene-propylene, 10 parts of mica powder, 6 parts of butyl rubber, 5 parts of inorganic glass fiber, 8 parts of ethylene-propylene-diene monomer, polytetrafluoro
10 parts of ethene powder, 10 parts of alkali-free glass fiber cloth, 10 parts of ultra-violet absorber, 10 parts of epoxy resin, 3.5 parts of antioxidant, plasticizer 5.5
Part.
Described mica powder particle diameter is 1000 mesh, and its fusing point is more than 1000 DEG C.
The described inorganic glass fiber a diameter of 0.6mm of silk, length is 30mm.
The plasticizer is the mixture of dioctyl phthalate and dioctyl adipate；The antioxidant is 2,4,6-
Tri-butyl-phenol, 2,6- di-t-butyl -4- nonyl phenols, BHT, iso-octyl -3- propionic esters, β-propionic acid
One or more in the positive octadecanol ester of isooctanol ester, β-propionic acid.
A kind of preparation method of high-temperature insulation material for power equipment, is mainly included the following steps that：
Step 1：It is standby that each component is weighed by proportion speed；
Step 2：Banburying, 130 DEG C are warming up to by banbury, and polyethylene, perfluoroethylene-propylene and fourth are added by loading hopper
Base rubber, after after all meltings, by other components secondary addition in three batches, control temperature is mixed after 160 DEG C, banburying 20min
Compound, feeding；
Step 3：Mill is molded, and the banburying compound taken out in step 2 is placed in mill and kneads into the thin of 5mm thickness
Slice after piece, room temperature parks 24h；
Step 4：It is placed in after sulfidization molding, the thin slice clip after being parked in step 3 in mould, then in 15MPa, 175 DEG C
Vulcanizing press in molding 50min, the sample room temperature after molding is parked high-temperature insulation material is produced after 24h.
Banburying further comprises degassing process in the step 2, and the mixture that banburying is obtained carries out vacuum stirring at low speed
Gas or bubble in 30min, abjection mixture；
The vacuum of the vacuum stirring at low speed is 0.08MPa, and stir speed (S.S.) is 300r/min.
Performance test
Heat-resisting quantity, elastic dynamics, electrical conductivity performance test are carried out to the present embodiment 1, embodiment 2, embodiment 3, and
It is compared as a control group with insulating materials made from prior art, the following form of test result：
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of high-temperature insulation material for power equipment, it is characterised in that include following components according to parts by weight：Poly- second
10 ~ 30 parts of alkene, 2 ~ 10 parts of perfluoroethylene-propylene, 7 ~ 10 parts of mica powder, 3 ~ 6 parts of butyl rubber, 3 ~ 5 parts of inorganic glass fiber, three
First 7 ~ 8 parts of EP rubbers, 3 ~ 10 parts of polytetrafluoroethylene powder, 3 ~ 10 parts of alkali-free glass fiber cloth, 3 ~ 10 parts of ultra-violet absorber, asphalt mixtures modified by epoxy resin
3 ~ 10 parts of fat, 1.5 ~ 3.5 parts of antioxidant, 0.5 ~ 5.5 part of plasticizer.
2. a kind of high-temperature insulation material for power equipment according to claim 1, it is characterised in that according to weight
Part includes following components：10 parts of polyethylene, 2 parts of perfluoroethylene-propylene, 7 parts of mica powder, 3 parts of butyl rubber, inorganic glass fiber 3
Part, ethylene propylene diene rubber 7,3 parts of polytetrafluoroethylene powder, alkali-free glass fiber cloth 3,3 parts of ultra-violet absorber, 3 parts of epoxy resin, antioxygen
1.5 parts of agent, 0.5 part of plasticizer.
3. a kind of high-temperature insulation material for power equipment according to claim 1, it is characterised in that described cloud
Female powder particle diameter is 800~1000 mesh, and its fusing point is more than 1000 DEG C.
4. a kind of high-temperature insulation material for power equipment according to claim 1, it is characterised in that described nothing
A diameter of 0.2 ~ the 0.6mm of machine glass fiber, length is 10 ~ 30mm.
5. a kind of high-temperature insulation material for power equipment according to claim 1, it is characterised in that the plasticising
Agent is the mixture of dioctyl phthalate and dioctyl adipate；The antioxidant be 2,4,6- tri-butyl-phenols, 2,
6- di-t-butyl -4- nonyl phenols, BHT, iso-octyl -3- propionic esters, β-propionic acid isooctanol ester, β-propionic acid
One or more in positive octadecanol ester.
6. the preparation method of a kind of high-temperature insulation material for power equipment, it is characterised in that mainly include the following steps that：
Step 1：It is standby that each component is weighed by proportion speed；
Step 2：Banburying, 100 ~ 130 DEG C are warming up to by banbury, and polyethylene, perfluoroethylene-propylene and fourth are added by loading hopper
Base rubber, after after all meltings, by other components secondary addition in three batches, control temperature is in 140~160 DEG C, 10 ~ 20min of banburying
After obtain mixture, feeding；
Step 3：Mill is molded, and the banburying compound taken out in step 2 is placed in mill to the thin slice for kneading into 2 ~ 5mm thickness
Slice afterwards, room temperature parks 12 ~ 24h；
Step 4：It is placed in after sulfidization molding, the thin slice clip after being parked in step 3 in mould, then in 10 ~ 15MPa, 170~
20 ~ 50min of molding, the sample room temperature after molding is parked high-temperature insulation material is produced after 24h in 175 DEG C of vulcanizing press
Material.
7. a kind of preparation method of high-temperature insulation material for power equipment according to claim 6, its feature exists
In, banburying further comprises degassing process in the step 2, the mixture progress vacuum stirring at low speed 20 that banburying is obtained ~
Gas or bubble in 30min, abjection mixture.
8. a kind of preparation method of high-temperature insulation material for power equipment according to claim 7, its feature exists
In the vacuum of the vacuum stirring at low speed is 0.02 ~ 0.08MPa, and stir speed (S.S.) is 200 ~ 300r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710536024.2A CN107189167A (en) | 2017-07-04 | 2017-07-04 | It is a kind of for high-temperature insulation material of power equipment and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710536024.2A CN107189167A (en) | 2017-07-04 | 2017-07-04 | It is a kind of for high-temperature insulation material of power equipment and preparation method thereof |
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| CN107189167A true CN107189167A (en) | 2017-09-22 |
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| CN201710536024.2A Withdrawn CN107189167A (en) | 2017-07-04 | 2017-07-04 | It is a kind of for high-temperature insulation material of power equipment and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109111696A (en) * | 2018-07-24 | 2019-01-01 | 合肥华盖光伏科技有限公司 | A kind of cable insulation preparation method for material based on tea-seed oil modified epoxy |
| CN110028720A (en) * | 2019-03-26 | 2019-07-19 | 安徽省欣雨环卫机械有限公司 | A kind of low temperature resistant cracking resistance electric sanitation truck compartment and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153812A (en) * | 2010-12-25 | 2011-08-17 | 金发科技股份有限公司 | Polyolefine sheathing compound for coaxial cable and preparation method thereof |
-
2017
- 2017-07-04 CN CN201710536024.2A patent/CN107189167A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153812A (en) * | 2010-12-25 | 2011-08-17 | 金发科技股份有限公司 | Polyolefine sheathing compound for coaxial cable and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109111696A (en) * | 2018-07-24 | 2019-01-01 | 合肥华盖光伏科技有限公司 | A kind of cable insulation preparation method for material based on tea-seed oil modified epoxy |
| CN110028720A (en) * | 2019-03-26 | 2019-07-19 | 安徽省欣雨环卫机械有限公司 | A kind of low temperature resistant cracking resistance electric sanitation truck compartment and preparation method thereof |
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Application publication date: 20170922 |
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