CN108517057A - A kind of electronic connecting line sheath material of flame-proof anti-aging and preparation method thereof - Google Patents
A kind of electronic connecting line sheath material of flame-proof anti-aging and preparation method thereof Download PDFInfo
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- CN108517057A CN108517057A CN201810372557.6A CN201810372557A CN108517057A CN 108517057 A CN108517057 A CN 108517057A CN 201810372557 A CN201810372557 A CN 201810372557A CN 108517057 A CN108517057 A CN 108517057A
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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
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/18—Homopolymers or copolymers or tetrafluoroethene
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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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- 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
- H01B3/443—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 vinylhalogenides or other halogenoethylenic compounds
- H01B3/445—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 vinylhalogenides or other halogenoethylenic compounds from vinylfluorides or other fluoroethylenic compounds
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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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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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
- C08L2312/00—Crosslinking
Abstract
The present invention discloses a kind of electronic connecting line sheath material of flame-proof anti-aging comprising the raw material of following parts by weight：40 ~ 60 parts of nitrile rubber, 20 ~ 40 parts of tetrafluoroethene perfluoroalkyl vinyl ether copolymer, 5 ~ 15 parts of HDPE, 2 ~ 4 parts of waste and old tire rubber powder, 1 ~ 3 part of pitch, 0.5 ~ 0.8 part of Dythal, 0.5 ~ 1 part of dibasicity calcium stearate, 0.1 ~ 0.4 part of sodium carboxymethylcellulose, 0.8 ~ 1.6 part of 2 hydroxyl, 4 methoxy benzophenone, 3 ~ 5 parts of titanium dioxide, 0.5 ~ 1.5 part of zinc oxide, 2 ~ 4 parts of crosslinking agent, 1 ~ 2 part of assistant crosslinking agent, 1 ~ 2 part of fire retardant.The sheath material of the present invention is added with work by secondary cross-linking, and without vulcanization, production method is simple, processes and easy to use；With excellent anti-flammability and resistance to combustion, ageing-resistant performance, excellent electrical insulation capability, high-frequency loss is small, nonhygroscopic, insulation resistance is big, while having excellent corrosion resistance and environmental stress crack resistance, has greatly widened application range.
Description
Technical field
The present invention relates to electronic connecting line technical fields, and in particular to a kind of electronic connecting line sheath material of flame-proof anti-aging
Material and preparation method thereof.
Background technology
Electronic connecting line is one of the component for connecting electric/electronic circuit, mainly device and component, component with
Play a part of to be electrically connected between cabinet, system and subsystem and signal transmits.Electronic connecting line as electronics industry important zero
Accessory is one of most commonly used electronic building brick of purposes, is widely used in laptop of new generation, digital camera, video camera
The connection of equal electronic equipments inside/outside portion；The inside/outside portion data transmission of the electronic equipments such as LCD TV, accurate medical instrument, while
With preferable resistance to environment adaptability and reliability, can application range it is extremely wide.
Include mainly inner conductor and external jacket in electronic connecting line structure, transmission quality is mainly by inner conductor
Influence, but external jacket play the role of to the normal use of electronic connecting line it is very big, be electronic connecting line holding well make
With the guarantee of property.Due to the complexity of electronic connecting line use environment, electronic connecting line sheath material should have higher use
Performance.Existing electronic connecting line sheath material anti-flammability or fire resistance rating are relatively low, are generated when cable jacket burns a large amount of toxic
Harmful smoke.In order to realize the flame retardant property of sheath material, fire retardant, Er Qiewei are often added in cable jacket process
Reach good flame retardant effect, needs to add a large amount of fire retardant, then seriously affected the performance of sheath material, such as just
Property big, easy to crack, anti-aging property decline, mechanical stress reduction, mechanical strength degradation etc.；And sheath material is in electronics
It is susceptible to heat ageing phenomenon under the conditions of the operation heat production of connecting line inner conductor, influences the normal use of electronic connecting line.
Invention content
In view of the shortcomings of the prior art, the present invention provides the electronic connecting line sheath materials and its system of a kind of flame-proof anti-aging
Preparation Method.
The present invention solve the technical solution that uses of above-mentioned technical problem for：A kind of electronic connecting line sheath of flame-proof anti-aging
Material comprising the raw material of following parts by weight：40 ~ 60 parts of nitrile rubber, tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer
20 ~ 40 parts, 5 ~ 15 parts of HDPE, 2 ~ 4 parts of waste and old tire rubber powder, 1 ~ 3 part of pitch, 0.5 ~ 0.8 part of Dythal, two
0.5 ~ 1 part of slag calcium stearate, 0.1 ~ 0.4 part of sodium carboxymethylcellulose, ESCALOL 567 0.8 ~ 1.6
Part, 3 ~ 5 parts of titanium dioxide, 0.5 ~ 1.5 part of zinc oxide, 2 ~ 4 parts of crosslinking agent, 1 ~ 2 part of assistant crosslinking agent, 1 ~ 2 part of fire retardant.
Further, the crosslinking agent is cumyl peroxide and diallyl phthalate, mass parts ratio
It is 3 ~ 5:1.
Further, the assistant crosslinking agent is trimethylol-propane trimethacrylate.
Further, the fire retardant is fluoro phosphonitrile compound, chemical formula N3P3F5OH2CH3。
A kind of preparation method of the electronic connecting line sheath material of flame-proof anti-aging comprising following steps：
（1）It is on the waiting list raw material according to the parts by weight；
（2）By tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, HDPE, titanium dioxide, 1/2 zinc oxide, 1/3 crosslinking agent
Assistant crosslinking agent with 1/3 is placed in kneading machine, and 3 ~ 5min is kneaded at 150 ~ 160 DEG C；
（3）Nitrile rubber, waste and old tire rubber powder, pitch, 1/2 zinc oxide, 1/3 crosslinking agent and 1/3 assistant crosslinking agent are placed in
In kneading machine, 3 ~ 5min is kneaded at 150 ~ 160 DEG C；
（4）By step（2）And step（3）It obtains being kneaded material and other surplus stocks is collectively disposed in kneading machine, in 150 ~ 160
It is kneaded 3 ~ 5min at DEG C, is subsequently placed in extruding pelletization in double screw extruder；
（5）By step（4）Obtained pellet 3 ~ 4min of hot pressing at 160 ~ 170 DEG C, is then fed into baking oven, in 100 ~ 105 DEG C
30 ~ 40h of lower aging is to get sheath material of the invention.
Compared with prior art, what the present invention had has the beneficial effect that：The sheath material of the present invention is multiple by secondary cross-linking
Processing, without vulcanization, production method is simple, processes and easy to use；The present invention sheath material have excellent anti-flammability and
Resistance to combustion, ageing-resistant performance, service life are long；With excellent electrical insulation capability, high-frequency loss is small, nonhygroscopic, insulation resistance is big；
With excellent corrosion resistance and environmental stress crack resistance.The electronic connecting line of sheath material cladding using the present invention exists
It can be used for low temperature resistant conducting wire, high temperature heating wire, ageing-resistant electric wire and fire-resistant wire in electronics industry；In white goods industry
In, can be applied to air conditioner, micro-wave oven, electronic disinfector, electric cooker, electric heater, electric frying pan, electric oven lighting lamp etc.
Internally and/or externally connect up.
Specific implementation mode
With reference to specific embodiment, the present invention is described further, it should further be noted that the present invention
Embodiment is without being limited thereto.
Embodiment 1：A kind of electronic connecting line sheath material of flame-proof anti-aging comprising the raw material of following parts by weight：
50 parts of nitrile rubber, 30 parts of tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, 10 parts of HDPE, 3 parts of waste and old tire rubber powder, pitch
2 parts, 0.6 part of Dythal, 0.8 part of dibasicity calcium stearate, 0.2 part of sodium carboxymethylcellulose, 2- hydroxyls-
1.2 parts of 4- methoxy benzophenones, 4 parts of titanium dioxide, 1 part of zinc oxide, 3 parts of crosslinking agent, 1.5 parts of assistant crosslinking agent, fire retardant 1.5
Part.
Further, the crosslinking agent is cumyl peroxide and diallyl phthalate, mass parts ratio
It is 4:1；The assistant crosslinking agent is trimethylol-propane trimethacrylate；The fire retardant is fluoro phosphonitrile chemical combination
Object, chemical formula N3P3F5OH2CH3。
A kind of preparation method of the electronic connecting line sheath material of flame-proof anti-aging comprising following steps：
（1）It is on the waiting list raw material according to the parts by weight；
（2）By tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, HDPE, titanium dioxide, 1/2 zinc oxide, 1/3 crosslinking agent
Assistant crosslinking agent with 1/3 is placed in kneading machine, and 4min is kneaded at 155 DEG C；
（3）Nitrile rubber, waste and old tire rubber powder, pitch, 1/2 zinc oxide, 1/3 crosslinking agent and 1/3 assistant crosslinking agent are placed in
In kneading machine, 4min is kneaded at 155 DEG C；
（4）By step（2）And step（3）It obtains being kneaded material and other surplus stocks is collectively disposed in kneading machine, at 155 DEG C
It is kneaded 4min, is subsequently placed in extruding pelletization in double screw extruder；
（5）By step（4）Obtained pellet hot pressing 3min at 165 DEG C, is then fed into baking oven, the aging 35h at 100 DEG C,
Up to the sheath material of the present invention.
Embodiment 2：A kind of electronic connecting line sheath material of flame-proof anti-aging comprising the raw material of following parts by weight：
45 parts of nitrile rubber, 35 parts of tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, 8 parts of HDPE, 3.5 parts of waste and old tire rubber powder, drip
1.5 parts green, 0.7 part of Dythal, 0.6 part of dibasicity calcium stearate, 0.3 part of sodium carboxymethylcellulose, 2-
1 part of hydroxyl -4- methoxy benzophenones, 4.5 parts of titanium dioxide, 0.8 part of zinc oxide, 3.5 parts of crosslinking agent, 1.2 parts of assistant crosslinking agent, resistance
Fire 1.8 parts of agent.
Further, the crosslinking agent is cumyl peroxide and diallyl phthalate, mass parts ratio
It is 7:2；The assistant crosslinking agent is trimethylol-propane trimethacrylate；The fire retardant is fluoro phosphonitrile chemical combination
Object, chemical formula N3P3F5OH2CH3。
A kind of preparation method of the electronic connecting line sheath material of flame-proof anti-aging comprising following steps：
（1）It is on the waiting list raw material according to the parts by weight；
（2）By tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, HDPE, titanium dioxide, 1/2 zinc oxide, 1/3 crosslinking agent
Assistant crosslinking agent with 1/3 is placed in kneading machine, and 3min is kneaded at 150 DEG C；
（3）Nitrile rubber, waste and old tire rubber powder, pitch, 1/2 zinc oxide, 1/3 crosslinking agent and 1/3 assistant crosslinking agent are placed in
In kneading machine, 3min is kneaded at 160 DEG C；
（4）By step（2）And step（3）It obtains being kneaded material and other surplus stocks is collectively disposed in kneading machine, at 150 DEG C
It is kneaded 5min, is subsequently placed in extruding pelletization in double screw extruder；
（5）By step（4）Obtained pellet hot pressing 3min at 170 DEG C, is then fed into baking oven, the aging 36h at 105 DEG C,
Up to the sheath material of the present invention.
Embodiment 3：A kind of electronic connecting line sheath material of flame-proof anti-aging comprising the raw material of following parts by weight：
40 parts of nitrile rubber, 20 parts of tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, 5 parts of HDPE, 2 parts of waste and old tire rubber powder, pitch 1
Part, 0.5 part of Dythal, 0.5 part of dibasicity calcium stearate, 0.1 part of sodium carboxymethylcellulose, 2- hydroxyls-
0.8 part of 4- methoxy benzophenones, 3 parts of titanium dioxide, 0.5 part of zinc oxide, 2 parts of crosslinking agent, 1 part of assistant crosslinking agent, 1 part of fire retardant.
Further, the crosslinking agent is cumyl peroxide and diallyl phthalate, mass parts ratio
It is 5:1；The assistant crosslinking agent is trimethylol-propane trimethacrylate；The fire retardant is fluoro phosphonitrile chemical combination
Object, chemical formula N3P3F5OH2CH3。
A kind of preparation method of the electronic connecting line sheath material of flame-proof anti-aging comprising following steps：
（1）It is on the waiting list raw material according to the parts by weight；
（2）By tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, HDPE, titanium dioxide, 1/2 zinc oxide, 1/3 crosslinking agent
Assistant crosslinking agent with 1/3 is placed in kneading machine, and 3min is kneaded at 150 DEG C；
（3）Nitrile rubber, waste and old tire rubber powder, pitch, 1/2 zinc oxide, 1/3 crosslinking agent and 1/3 assistant crosslinking agent are placed in
In kneading machine, 3min is kneaded at 150 DEG C；
（4）By step（2）And step（3）It obtains being kneaded material and other surplus stocks is collectively disposed in kneading machine, at 150 DEG C
It is kneaded 3min, is subsequently placed in extruding pelletization in double screw extruder；
（5）By step（4）Obtained pellet hot pressing 3min at 160 DEG C, is then fed into baking oven, the aging 30h at 100 DEG C,
Up to the sheath material of the present invention.
Embodiment 4：A kind of electronic connecting line sheath material of flame-proof anti-aging comprising the raw material of following parts by weight：
60 parts of nitrile rubber, 40 parts of tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, 15 parts of HDPE, 4 parts of waste and old tire rubber powder, pitch
3 parts, 0.8 part of Dythal, 1 part of dibasicity calcium stearate, 0.4 part of sodium carboxymethylcellulose, 2- hydroxyls -4-
1.6 parts of methoxy benzophenone, 5 parts of titanium dioxide, 1.5 parts of zinc oxide, 4 parts of crosslinking agent, 2 parts of assistant crosslinking agent, 2 parts of fire retardant.
Further, the crosslinking agent is cumyl peroxide and diallyl phthalate, mass parts ratio
It is 3:1；The assistant crosslinking agent is trimethylol-propane trimethacrylate；The fire retardant is fluoro phosphonitrile chemical combination
Object, chemical formula N3P3F5OH2CH3。
A kind of preparation method of the electronic connecting line sheath material of flame-proof anti-aging comprising following steps：
（1）It is on the waiting list raw material according to the parts by weight；
（2）By tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, HDPE, titanium dioxide, 1/2 zinc oxide, 1/3 crosslinking agent
Assistant crosslinking agent with 1/3 is placed in kneading machine, and 5min is kneaded at 160 DEG C；
（3）Nitrile rubber, waste and old tire rubber powder, pitch, 1/2 zinc oxide, 1/3 crosslinking agent and 1/3 assistant crosslinking agent are placed in
In kneading machine, 5min is kneaded at 160 DEG C；
（4）By step（2）And step（3）It obtains being kneaded material and other surplus stocks is collectively disposed in kneading machine, at 160 DEG C
It is kneaded 5min, is subsequently placed in extruding pelletization in double screw extruder；
（5）By step（4）Obtained pellet hot pressing 4min at 170 DEG C, is then fed into baking oven, the aging 40h at 105 DEG C,
Up to the sheath material of the present invention.
Embodiment 5：A kind of electronic connecting line sheath material of flame-proof anti-aging comprising the raw material of following parts by weight：
40 parts of nitrile rubber, 40 parts of tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, 5 parts of HDPE, 4 parts of waste and old tire rubber powder, pitch 1
Part, 0.8 part of Dythal, 0.5 part of dibasicity calcium stearate, 0.4 part of sodium carboxymethylcellulose, 2- hydroxyls-
0.8 part of 4- methoxy benzophenones, 5 parts of titanium dioxide, 0.5 part of zinc oxide, 4 parts of crosslinking agent, 1 part of assistant crosslinking agent, 2 parts of fire retardant.
Further, the crosslinking agent is cumyl peroxide and diallyl phthalate, mass parts ratio
It is 9:2；The assistant crosslinking agent is trimethylol-propane trimethacrylate；The fire retardant is fluoro phosphonitrile chemical combination
Object, chemical formula N3P3F5OH2CH3。
A kind of preparation method of the electronic connecting line sheath material of flame-proof anti-aging comprising following steps：
（1）It is on the waiting list raw material according to the parts by weight；
（2）By tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, HDPE, titanium dioxide, 1/2 zinc oxide, 1/3 crosslinking agent
Assistant crosslinking agent with 1/3 is placed in kneading machine, and 3.5min is kneaded at 153 DEG C；
（3）Nitrile rubber, waste and old tire rubber powder, pitch, 1/2 zinc oxide, 1/3 crosslinking agent and 1/3 assistant crosslinking agent are placed in
In kneading machine, 4min is kneaded at 157 DEG C；
（4）By step（2）And step（3）It obtains being kneaded material and other surplus stocks is collectively disposed in kneading machine, at 155 DEG C
It is kneaded 5min, is subsequently placed in extruding pelletization in double screw extruder；
（5）By step（4）Obtained pellet hot pressing 3min at 165 DEG C, is then fed into baking oven, the aging 36h at 103 DEG C, i.e.,
Obtain sheath material of the invention.
Performance test is standardized to the obtained materials of 1-5 of the embodiment of the present invention, the results are shown in table below.
Should be it is again noted that above-described embodiment be only used for being illustrated present disclosure, rather than limit,
With any change in the comparable meaning and scope of claims of the present invention, all it is believed that being included in claims
Protection domain in.
Claims (6)
1. a kind of electronic connecting line sheath material of flame-proof anti-aging, which is characterized in that include the raw material of following parts by weight：Fourth
40 ~ 60 parts of nitrile rubber, 20 ~ 40 parts of tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, 5 ~ 15 parts of HDPE, waste and old tire rubber powder 2 ~
4 parts, 1 ~ 3 part of pitch, 0.5 ~ 0.8 part of Dythal, 0.5 ~ 1 part of dibasicity calcium stearate, carboxymethyl cellulose
0.1 ~ 0.4 part of plain sodium, 3 ~ 5 parts of titanium dioxide, 0.5 ~ 1.5 part of zinc oxide, is handed over 0.8 ~ 1.6 part of ESCALOL 567
Join 2 ~ 4 parts of agent, 1 ~ 2 part of assistant crosslinking agent, 1 ~ 2 part of fire retardant.
2. a kind of electronic connecting line sheath material of flame-proof anti-aging according to claim 1, which is characterized in that including with
The raw material of lower parts by weight：50 parts of nitrile rubber, 30 parts of tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, 10 parts of HDPE,
3 parts of waste and old tire rubber powder, 2 parts of pitch, 0.6 part of Dythal, 0.8 part of dibasicity calcium stearate, carboxymethyl are fine
Dimension plain 0.2 part of sodium, 4 parts of titanium dioxide, 1 part of zinc oxide, 3 parts of crosslinking agent, helps crosslinking at 1.2 parts of ESCALOL 567
1.5 parts of agent, 1.5 parts of fire retardant.
3. a kind of electronic connecting line sheath material of flame-proof anti-aging according to claim 1 or 2, it is characterised in that：Institute
The crosslinking agent stated is cumyl peroxide and diallyl phthalate, and mass parts ratio is 3 ~ 5:1.
4. a kind of electronic connecting line sheath material of flame-proof anti-aging according to claim 1 or 2, it is characterised in that：Institute
The assistant crosslinking agent stated is trimethylol-propane trimethacrylate.
5. a kind of electronic connecting line sheath material of flame-proof anti-aging according to claim 1 or 2, it is characterised in that：Institute
The fire retardant stated is fluoro phosphonitrile compound, chemical formula N3P3F5OH2CH3。
6. a kind of preparation method of the electronic connecting line sheath material of flame-proof anti-aging as claimed in claim 1 or 2, feature exist
In including the following steps：
（1）It is on the waiting list raw material according to the parts by weight；
（2）By tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, HDPE, titanium dioxide, 1/2 zinc oxide, 1/3 crosslinking agent
Assistant crosslinking agent with 1/3 is placed in kneading machine, and 3 ~ 5min is kneaded at 150 ~ 160 DEG C；
（3）Nitrile rubber, waste and old tire rubber powder, pitch, 1/2 zinc oxide, 1/3 crosslinking agent and 1/3 assistant crosslinking agent are placed in
In kneading machine, 3 ~ 5min is kneaded at 150 ~ 160 DEG C；
（4）By step（2）And step（3）It obtains being kneaded material and other surplus stocks is collectively disposed in kneading machine, in 150 ~ 160
It is kneaded 3 ~ 5min at DEG C, is subsequently placed in extruding pelletization in double screw extruder；
（5）By step（4）Obtained pellet 3 ~ 4min of hot pressing at 160 ~ 170 DEG C, is then fed into baking oven, in 100 ~ 105 DEG C
30 ~ 40h of lower aging is to get sheath material of the invention.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372557.6A CN108517057A (en) | 2018-04-24 | 2018-04-24 | A kind of electronic connecting line sheath material of flame-proof anti-aging and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372557.6A CN108517057A (en) | 2018-04-24 | 2018-04-24 | A kind of electronic connecting line sheath material of flame-proof anti-aging and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110283454A (en) * | 2019-05-29 | 2019-09-27 | 周宁东 | A kind of Low-smoke flame retardant cable material and preparation method thereof |
| CN112745598A (en) * | 2020-12-28 | 2021-05-04 | 哈尔滨中大型材科技股份有限公司 | High-flame-retardant photo-oxidation-aging-resistant polyvinyl chloride profile and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1730532A (en) * | 2005-08-31 | 2006-02-08 | 苏州大学 | Flame-proof polyethylene material and its preparation method |
| CN104844976A (en) * | 2015-05-29 | 2015-08-19 | 合肥得润电子器件有限公司 | Heat-resistant nitrile-butadiene rubber modified polyvinyl chloride sheath material for communication cables and preparation method thereof |
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|---|---|---|---|---|
| CN1730532A (en) * | 2005-08-31 | 2006-02-08 | 苏州大学 | Flame-proof polyethylene material and its preparation method |
| CN104844976A (en) * | 2015-05-29 | 2015-08-19 | 合肥得润电子器件有限公司 | Heat-resistant nitrile-butadiene rubber modified polyvinyl chloride sheath material for communication cables and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110283454A (en) * | 2019-05-29 | 2019-09-27 | 周宁东 | A kind of Low-smoke flame retardant cable material and preparation method thereof |
| CN112745598A (en) * | 2020-12-28 | 2021-05-04 | 哈尔滨中大型材科技股份有限公司 | High-flame-retardant photo-oxidation-aging-resistant polyvinyl chloride profile and preparation method thereof |
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Application publication date: 20180911 |