CN109535575A - A kind of capacitor potent dielectric resin material and preparation method thereof - Google Patents
A kind of capacitor potent dielectric resin material and preparation method thereof Download PDFInfo
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- CN109535575A CN109535575A CN201811425733.4A CN201811425733A CN109535575A CN 109535575 A CN109535575 A CN 109535575A CN 201811425733 A CN201811425733 A CN 201811425733A CN 109535575 A CN109535575 A CN 109535575A
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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
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
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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
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- 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
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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
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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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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Abstract
The present invention provides a kind of capacitor potent dielectric resin material and preparation method thereof, is related to resin material processing technique field.The potent dielectric resin material is made of raw material from the following weight: 20-25 parts of ethylene propylene diene rubber, 10-12 parts of neoprene, 6-10 parts of polytetrafluoroethylene (PTFE), 4-8 parts of phenolic resin, 0.6-1.2 parts of tetrahydric phthalimide, 3-6 parts of aluminium hydroxide, 10-12 parts of carbon black, 3-5 parts of graphite, 1-3 parts of trimethylolpropane, 1-2 parts of antioxidant, 2-3 parts of promotor, 8-10 parts of attapulgite, 1-4 parts of diatomite, 2-3 parts of sepiolite, 0.6-1.2 parts of ascorbic acid, 3-5 parts of cetyl trimethylammonium bromide, 0.6-0.8 parts of ammonium fluosilicate, 1-2 parts of toluene di-isocyanate(TDI), 2-3 parts of caryophyllus oil.The present invention overcomes the deficiencies in the prior art, improve the insulating properties of traditional capacitor rubber material, and product of the present invention sorting environmental protection, simple production process, suitable popularization production.
Description
Technical field
The present invention relates to resin material processing technique fields, and in particular to a kind of potent dielectric resin material of capacitor and
Preparation method.
Background technique
Capacitor is often referred to simply as capacitor, is one of the electronic component largely used in electronic equipment, is widely used in electricity
The separated by direct communication on road, coupling, bypass, filtering, resonant tank, energy conversion, control etc..Capacitor is by shell, capacitance core
Son, end cap and connecting terminal composition, capacitor casing are provided with steeping medium, and steeping medium is generally vegetable oil or mineral oil,
The sealing position of capacitor is equipped with gasket or sealing ring, since the working environment of capacitor is multifarious, some capacitors
It needs to work under rugged environment, capacitor gasket needs high temperature resistant, cold-resistant, acid and alkali-resistance, salt spray resistance etc. to have different requirements.
Summary of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of capacitor potent dielectric resin material and preparation method thereof,
It improves the insulating properties of traditional capacitor rubber material, and product of the present invention sorting environmental protection, simple production process, is suitble to push away
Wide production.
In order to achieve the above object, technical solution of the present invention is achieved by the following technical programs:
A kind of potent dielectric resin material of capacitor, the potent dielectric resin material by following parts by weight raw material system
At: 20-25 parts of ethylene propylene diene rubber, 10-12 parts of neoprene, 6-10 parts of polytetrafluoroethylene (PTFE), 4-8 parts of phenolic resin, tetrahydro are adjacent
0.6-1.2 parts of phthalimide, 3-6 parts of aluminium hydroxide, 10-12 parts of carbon black, 3-5 parts of graphite, 1-3 parts of trimethylolpropane,
1-2 parts of antioxidant, 2-3 parts of promotor, 8-10 parts of attapulgite, 1-4 parts of diatomite, 2-3 parts of sepiolite, ascorbic acid 0.6-
1.2 parts, 3-5 parts of cetyl trimethylammonium bromide, 0.6-0.8 parts of ammonium fluosilicate, 1-2 parts of toluene di-isocyanate(TDI), caryophyllus oil
2-3 parts.
Preferably, the potent dielectric resin material is made of raw material from the following weight: 23 parts of ethylene propylene diene rubber, chlorine
11 parts of buna, 8 parts of polytetrafluoroethylene (PTFE), 6 parts of phenolic resin, 0.9 part of tetrahydric phthalimide, 5 parts of aluminium hydroxide, carbon black
11 parts, 4 parts of graphite, 2 parts of trimethylolpropane, 1.5 parts of antioxidant, 2.5 parts of promotor, 9 parts of attapulgite, diatomite 2.5
Part, 2.5 parts of sepiolite, 1 part of ascorbic acid, 4 parts of cetyl trimethylammonium bromide, 0.7 part of ammonium fluosilicate, toluene diisocynate
1.5 parts of ester, 2.5 parts of caryophyllus oil.
Preferably, the antioxidant is 2,6- three-level butyl -4- methylphenol, pentaerythritol ester and dihydroquinoline quality
Mixture than 2: 3: 1.
Preferably, the promotor is any one in DMP-30, EP-184 and triethanolamine.
Preferably, the emulsifier is that monostearate and sucrose fatty ester are mixed according to weight ratio 1:1-2:1.
The preparation method comprises the following steps:
(1) modification of attapulgite: by attapulgite, diatomite into after being mixed with sepiolite in high temperature forging furnace
It after 700-800 DEG C of high-temperature calcination 2-3h, stirs evenly, protects after being cooled to 150-180 DEG C of addition cetyl trimethylammonium bromide
Temperature stands 60-100min, pulverizes and sieves, and adds ascorbic acid, ammonium fluosilicate, toluene di-isocyanate(TDI) and the stirring of cloves oil content
Uniformly, it obtains attapulgite modified spare；
(2) phenolic resin modified processing: after phenolic resin is mixed with tetrahydric phthalimide, it is heated to 100-
120 DEG C, after high speed machine stirring a period of time is kept the temperature in blender, it is spare to obtain phenol-formaldehyde resin modified；
(3) raw material mixing mixing: ethylene propylene diene rubber, neoprene, polytetrafluoroethylene (PTFE) and phenol-formaldehyde resin modified are mixed
It is placed in mixer and is heated to 90-100 DEG C of progress first time mixing, adjust temperature to 100-120 DEG C, modified attapulgite is added
Soil, aluminium hydroxide, carbon black and graphite carry out second of mixing, then are cooled to 80-85 DEG C, and trimethylolpropane, anti-oxidant is added
Agent and promotor carry out third time mixing, after squeezed out in extruder, obtain resin material of the present invention.
Preferably, it is described it is phenolic resin modified during, high speed machine stirring revolving speed be 1400-1600r/min, stirring
Time is 40-50min.
Preferably, the time of first time mixing is 10-15min in step (3), and the time of second of mixing is 4-6min,
The time of third time mixing is 5-8min.
The present invention provides a kind of capacitor potent dielectric resin material and preparation method thereof, compared with prior art advantage
It is:
(1) present invention addition ethylene propylene diene rubber, neoprene, polytetrafluoroethylene (PTFE) and phenolic resin are main material, are subtracted
Few pollution of the product to environment promotes the toughness and intensity of product, while carrying out the modified addition of high-temperature machinery to phenolic resin,
The insulation performance that can effectively promote final resin material is mixed with crude rubber.
(2) present invention attapulgite is modified using cetyl trimethylammonium bromide, and add diatomite into
It is mixed with sepiolite, promotes the flame retardant property of product, enhance its insulating properties, and effectively enhance the toughness of final resin material,
It prolongs its service life.
(3) product of the present invention simple process, it is easy to operate, and toughness of products is promoted using multiple mixing, it reduces in it
Stress enhances using effect, aging is effectively prevent to deform.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below with reference to the embodiment of the present invention pair
Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making wound
Every other embodiment obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.
Embodiment 1:
A kind of potent dielectric resin material of capacitor, the potent dielectric resin material by following parts by weight raw material system
At: 20 parts of ethylene propylene diene rubber, 10 parts of neoprene, 6 parts of polytetrafluoroethylene (PTFE), 4 parts of phenolic resin, tetrahydric phthalimide
0.6 part, 3 parts of aluminium hydroxide, 10 parts of carbon black, 3 parts of graphite, 1 part of trimethylolpropane, 1 part of antioxidant, 2 parts of promotor, bumps
Stick soil 8 parts, 1 part of diatomite, 2 parts of sepiolite, 0.6 part of ascorbic acid, 3 parts of cetyl trimethylammonium bromide, ammonium fluosilicate 0.6
Part, 1 part of toluene di-isocyanate(TDI), 2 parts of caryophyllus oil.
The antioxidant is 2,6- three-level butyl -4- methylphenol, pentaerythritol ester and dihydroquinoline mass ratio 2: 3: 1
Mixture；The promotor is any one in DMP-30, EP-184 and triethanolamine；The emulsifier is monostearate
Ester and sucrose fatty ester are mixed according to weight ratio 1:1-2:1.
The preparation method comprises the following steps:
(1) modification of attapulgite: by attapulgite, diatomite into after being mixed with sepiolite in high temperature forging furnace
It after 700-800 DEG C of high-temperature calcination 2-3h, stirs evenly, protects after being cooled to 150-180 DEG C of addition cetyl trimethylammonium bromide
Temperature stands 60-100min, pulverizes and sieves, and adds ascorbic acid, ammonium fluosilicate, toluene di-isocyanate(TDI) and the stirring of cloves oil content
Uniformly, it obtains attapulgite modified spare；
(2) phenolic resin modified processing: after phenolic resin is mixed with tetrahydric phthalimide, it is heated to 100-
120 DEG C, after high speed machine stirring a period of time is kept the temperature in blender, it is spare to obtain phenol-formaldehyde resin modified；
(3) raw material mixing mixing: ethylene propylene diene rubber, neoprene, polytetrafluoroethylene (PTFE) and phenol-formaldehyde resin modified are mixed
It is placed in mixer and is heated to 90-100 DEG C of progress first time mixing, adjust temperature to 100-120 DEG C, modified attapulgite is added
Soil, aluminium hydroxide, carbon black and graphite carry out second of mixing, then are cooled to 80-85 DEG C, and trimethylolpropane, anti-oxidant is added
Agent and promotor carry out third time mixing, after squeezed out in extruder, obtain resin material of the present invention.
Wherein, it is described it is phenolic resin modified during, the revolving speed of high speed machine stirring is 1400-1600r/min, when stirring
Between be 40-50min；The time of first time mixing is 10-15min in step (3), and the time of second of mixing is 4-6min, the
The time of mixing is 5-8min three times.
Embodiment 2:
A kind of potent dielectric resin material of capacitor, the potent dielectric resin material by following parts by weight raw material system
At: 25 parts of ethylene propylene diene rubber, 12 parts of neoprene, 10 parts of polytetrafluoroethylene (PTFE), 8 parts of phenolic resin, tetrahydro phthalyl are sub-
It is 1.2 parts of amine, 6 parts of aluminium hydroxide, 12 parts of carbon black, 5 parts of graphite, 3 parts of trimethylolpropane, 2 parts of antioxidant, 3 parts of promotor, recessed
Convex stick native 10 parts, 4 parts of diatomite, 3 parts of sepiolite, 1.2 parts of ascorbic acid, 5 parts of cetyl trimethylammonium bromide, ammonium fluosilicate
0.8 part, 2 parts of toluene di-isocyanate(TDI), 3 parts of caryophyllus oil.
The antioxidant is 2,6- three-level butyl -4- methylphenol, pentaerythritol ester and dihydroquinoline mass ratio 2: 3: 1
Mixture；The promotor is any one in DMP-30, EP-184 and triethanolamine；The emulsifier is monostearate
Ester and sucrose fatty ester are mixed according to weight ratio 1:1-2:1.
The preparation method comprises the following steps:
(1) modification of attapulgite: by attapulgite, diatomite into after being mixed with sepiolite in high temperature forging furnace
It after 700-800 DEG C of high-temperature calcination 2-3h, stirs evenly, protects after being cooled to 150-180 DEG C of addition cetyl trimethylammonium bromide
Temperature stands 60-100min, pulverizes and sieves, and adds ascorbic acid, ammonium fluosilicate, toluene di-isocyanate(TDI) and the stirring of cloves oil content
Uniformly, it obtains attapulgite modified spare；
(2) phenolic resin modified processing: after phenolic resin is mixed with tetrahydric phthalimide, it is heated to 100-
120 DEG C, after high speed machine stirring a period of time is kept the temperature in blender, it is spare to obtain phenol-formaldehyde resin modified；
(3) raw material mixing mixing: ethylene propylene diene rubber, neoprene, polytetrafluoroethylene (PTFE) and phenol-formaldehyde resin modified are mixed
It is placed in mixer and is heated to 90-100 DEG C of progress first time mixing, adjust temperature to 100-120 DEG C, modified attapulgite is added
Soil, aluminium hydroxide, carbon black and graphite carry out second of mixing, then are cooled to 80-85 DEG C, and trimethylolpropane, anti-oxidant is added
Agent and promotor carry out third time mixing, after squeezed out in extruder, obtain resin material of the present invention.
Wherein, it is described it is phenolic resin modified during, the revolving speed of high speed machine stirring is 1400-1600r/min, when stirring
Between be 40-50min；The time of first time mixing is 10-15min in step (3), and the time of second of mixing is 4-6min, the
The time of mixing is 5-8min three times.
Embodiment 3:
A kind of potent dielectric resin material of capacitor, the potent dielectric resin material by following parts by weight raw material system
At: 23 parts of ethylene propylene diene rubber, 11 parts of neoprene, 8 parts of polytetrafluoroethylene (PTFE), 6 parts of phenolic resin, tetrahydric phthalimide
0.9 part, 5 parts of aluminium hydroxide, 11 parts of carbon black, 4 parts of graphite, 2 parts of trimethylolpropane, 1.5 parts of antioxidant, 2.5 parts of promotor,
9 parts of attapulgite, 2.5 parts of diatomite, 2.5 parts of sepiolite, 1 part of ascorbic acid, 4 parts of cetyl trimethylammonium bromide, fluorine silicon
0.7 part of sour ammonium, 1.5 parts of toluene di-isocyanate(TDI), 2.5 parts of caryophyllus oil.
The antioxidant is 2,6- three-level butyl -4- methylphenol, pentaerythritol ester and dihydroquinoline mass ratio 2: 3: 1
Mixture；The promotor is any one in DMP-30, EP-184 and triethanolamine；The emulsifier is monostearate
Ester and sucrose fatty ester are mixed according to weight ratio 1:1-2:1.
The preparation method comprises the following steps:
(1) modification of attapulgite: by attapulgite, diatomite into after being mixed with sepiolite in high temperature forging furnace
It after 700-800 DEG C of high-temperature calcination 2-3h, stirs evenly, protects after being cooled to 150-180 DEG C of addition cetyl trimethylammonium bromide
Temperature stands 60-100min, pulverizes and sieves, and adds ascorbic acid, ammonium fluosilicate, toluene di-isocyanate(TDI) and the stirring of cloves oil content
Uniformly, it obtains attapulgite modified spare；
(2) phenolic resin modified processing: after phenolic resin is mixed with tetrahydric phthalimide, it is heated to 100-
120 DEG C, after high speed machine stirring a period of time is kept the temperature in blender, it is spare to obtain phenol-formaldehyde resin modified；
(3) raw material mixing mixing: ethylene propylene diene rubber, neoprene, polytetrafluoroethylene (PTFE) and phenol-formaldehyde resin modified are mixed
It is placed in mixer and is heated to 90-100 DEG C of progress first time mixing, adjust temperature to 100-120 DEG C, modified attapulgite is added
Soil, aluminium hydroxide, carbon black and graphite carry out second of mixing, then are cooled to 80-85 DEG C, and trimethylolpropane, anti-oxidant is added
Agent and promotor carry out third time mixing, after squeezed out in extruder, obtain resin material of the present invention.
Wherein, it is described it is phenolic resin modified during, the revolving speed of high speed machine stirring is 1400-1600r/min, when stirring
Between be 40-50min；The time of first time mixing is 10-15min in step (3), and the time of second of mixing is 4-6min, the
The time of mixing is 5-8min three times.
Embodiment 4:
Use embodiment 1-3 products obtained therefrom for experimental group material, selection ordinary capacitor resin material is control group material,
Each group material is subjected to mechanical performance detection, as a result as shown in the table:
As seen from the above table, the present invention tensile strength, bending strength, the growth rate that fractures and in terms of be superior to it is general
Energization containers resin material.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of potent dielectric resin material of capacitor, which is characterized in that the potent dielectric resin material is by following weight
The raw material of part is made: 20-25 parts of ethylene propylene diene rubber, 10-12 parts of neoprene, 6-10 parts of polytetrafluoroethylene (PTFE), phenolic resin 4-8
Part, 0.6-1.2 parts of tetrahydric phthalimide, 3-6 parts of aluminium hydroxide, 10-12 parts of carbon black, 3-5 parts of graphite, trihydroxy methyl third
It is 1-3 parts of alkane, 1-2 parts of antioxidant, 2-3 parts of promotor, 8-10 parts of attapulgite, 1-4 parts of diatomite, 2-3 parts of sepiolite, anti-bad
0.6-1.2 parts of hematic acid, 3-5 parts of cetyl trimethylammonium bromide, 0.6-0.8 parts of ammonium fluosilicate, toluene di-isocyanate(TDI) 1-2
Part, 2-3 parts of caryophyllus oil.
2. a kind of potent dielectric resin material of capacitor according to claim 1, which is characterized in that the potent insulation
Resin material is made of raw material from the following weight: 23 parts of ethylene propylene diene rubber, 11 parts of neoprene, 8 parts of polytetrafluoroethylene (PTFE), phenol
6 parts of urea formaldehyde, 0.9 part of tetrahydric phthalimide, 5 parts of aluminium hydroxide, 11 parts of carbon black, 4 parts of graphite, trimethylolpropane 2
Part, 1.5 parts of antioxidant, 2.5 parts of promotor, 9 parts of attapulgite, 2.5 parts of diatomite, 2.5 parts of sepiolite, 1 part of ascorbic acid,
4 parts of cetyl trimethylammonium bromide, 0.7 part of ammonium fluosilicate, 1.5 parts of toluene di-isocyanate(TDI), 2.5 parts of caryophyllus oil.
3. a kind of potent dielectric resin material of capacitor according to claim 1, it is characterised in that: the antioxidant
For 2,6- three-level butyl -4- methylphenol, the mixture of pentaerythritol ester and dihydroquinoline mass ratio 2: 3: 1.
4. a kind of potent dielectric resin material of capacitor according to claim 1, it is characterised in that: the promotor is
Any one in DMP-30, EP-184 and triethanolamine.
5. a kind of addition modified soybean protein isolate fruit-vegetable fibre leben according to claim 1, feature exist
In: the emulsifier mixes for monostearate and sucrose fatty ester according to weight ratio 1:1-2:1.
6. a kind of capacitor preparation method of potent dielectric resin material, which is characterized in that the preparation method includes following
Step:
(1) modification of attapulgite: by attapulgite, diatomite into after being mixed with sepiolite the 700- in high temperature forging furnace
It after 800 DEG C of high-temperature calcination 2-3h, stirs evenly, keeps the temperature quiet after being cooled to 150-180 DEG C of addition cetyl trimethylammonium bromide
60-100min is set, is pulverized and sieved, it is equal to add ascorbic acid, ammonium fluosilicate, toluene di-isocyanate(TDI) and the stirring of cloves oil content
It is even, it obtains attapulgite modified spare；
(2) phenolic resin modified processing: after phenolic resin is mixed with tetrahydric phthalimide, being heated to 100-120 DEG C,
After keeping the temperature high speed machine stirring a period of time in blender, it is spare to obtain phenol-formaldehyde resin modified；
(3) raw material mixing mixing: ethylene propylene diene rubber, neoprene, polytetrafluoroethylene (PTFE) and phenol-formaldehyde resin modified are mixed and are placed in
It is heated to 90-100 DEG C of progress first time mixing in mixer, adjusts temperature to 100-120 DEG C, attapulgite modified, hydrogen is added
Aluminium oxide, carbon black and graphite carry out second of mixing, then are cooled to 80-85 DEG C, and trimethylolpropane, antioxidant and rush is added
Into agent carry out third time mixing, after squeezed out in extruder, obtain resin material of the present invention.
7. a kind of preparation method of the potent dielectric resin material of capacitor according to claim 6, it is characterised in that: institute
State it is phenolic resin modified during, high speed machine stirring revolving speed be 1400-1600r/min, mixing time 40-50min.
8. a kind of preparation method of the potent dielectric resin material of capacitor according to claim 6, it is characterised in that: step
Suddenly the time of first time mixing is 10-15min in (3), and time of second of mixing is 4-6min, and the time of third time mixing is
5-8min。
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112280196A (en) * | 2020-11-03 | 2021-01-29 | 上海鼎佳橡塑材料有限公司 | Insulating rubber sheet for capacitor and preparation method thereof |
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| CN102115563A (en) * | 2010-12-28 | 2011-07-06 | 六安市金赛特橡塑制品有限公司 | Sealing element raw material applied to electrical appliance in high temperature, high pressure or high humidity environment and preparation method thereof |
| CN103601980A (en) * | 2013-10-28 | 2014-02-26 | 蚌埠市鸿安精密机械有限公司 | Insulated oil-resistant rubber sealing ring for capacitor and preparation method thereof |
| CN103923402A (en) * | 2014-04-28 | 2014-07-16 | 吴启 | Formula and manufacturing method for rubber sealing plug for aluminum electrolysis capacitor |
| CN108485077A (en) * | 2018-02-01 | 2018-09-04 | 山东联星能源集团有限公司 | A kind of tear-resistant seal gasket and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112280196A (en) * | 2020-11-03 | 2021-01-29 | 上海鼎佳橡塑材料有限公司 | Insulating rubber sheet for capacitor and preparation method thereof |
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