CN113539557A - Anti-interference corrosion-resistant military invisible cable - Google Patents
Anti-interference corrosion-resistant military invisible cable Download PDFInfo
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- CN113539557A CN113539557A CN202110843522.8A CN202110843522A CN113539557A CN 113539557 A CN113539557 A CN 113539557A CN 202110843522 A CN202110843522 A CN 202110843522A CN 113539557 A CN113539557 A CN 113539557A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H3/00—Camouflage, i.e. means or methods for concealment or disguise
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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Abstract
The invention belongs to the technical field of cable materials, in particular to an anti-interference corrosion-resistant military invisible cable, which solves the problems that in the prior art, a military cable can generate a large amount of electromagnetic waves in the using process, the cable can generate infrared rays after being used for a long time, and the cable is very easy to be found by an infrared detection device of enemies, radars and the like; the shielding layer comprises acrylate, silica sol, semiconductor filler, hexadecyl trimethoxy silane, tristearin and triisopropyl phosphite; the insulating layer is made of radiation crosslinking halogen-free high-flame-retardant polyolefin material; the sheath layer is a fluoroplastic sheath layer; the invisible coating is obtained by spraying the invisible coating and then curing and molding the invisible coating. The cable obtained by the invention has the advantages of compact structure, excellent mechanical property, excellent flame retardance, invisibility, anti-interference and corrosion resistance, and can be widely applied to the military field.
Description
Technical Field
The invention relates to the technical field of cable materials, in particular to an anti-interference corrosion-resistant military invisible cable.
Background
The electric wire and cable is an indispensable basic equipment for transmitting electric energy, transmitting information and manufacturing equipment such as various motors, electric appliances, instruments, automobiles, machine tools and the like, and is a necessary basic product in the electrification and information-based society. In 2012, China surpasses the United states and becomes the first major wire and cable producing country in the world, and the industry production value is second to the automobile industry in the electrical and electronic industry. As an important basic industry, the wire and cable industry is like 'blood vessels' and 'nerves' of national economy, plays an important role in national economy of China, and plays a role in matching national economy strut industry of various industries.
In military wars, submarines, aircraft carriers, airplanes and the like carry main battles and logistics tasks, military cables for various instruments and equipment in the submarines, the aircraft carriers, the airplanes and the like can generate a large amount of electromagnetic waves, the cables can generate infrared rays after being used for a long time, and the like, and the cables can be found by infrared detection devices, radars and the like of enemies, namely the specific combat positions of the submarines are known, so that the battle conditions are passive, and the military wars are extremely not beneficial to the victory of wars. Based on the statement, the invention provides an anti-interference corrosion-resistant military invisible cable.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, a military cable can generate a large amount of electromagnetic waves in the using process, the cable can generate infrared rays after being used for a long time, and the cable is easy to be found by an infrared detection device of enemies, radars and the like, and provides an anti-interference corrosion-resistant military invisible cable.
An anti-interference corrosion-resistant military invisible cable sequentially comprises a conductor, a shielding layer, an insulating layer, a sheath layer and an invisible coating from inside to outside;
the shielding layer is prepared by mixing acrylate, silica sol, semiconductor filler, hexadecyl trimethoxy silane, tristearin and triisopropyl phosphite ester;
the insulating layer is made of radiation crosslinking halogen-free high-flame-retardant polyolefin material;
the sheath layer is a fluoroplastic sheath layer;
the invisible coating is obtained by spraying the invisible coating and then curing and forming;
the invisible coating is prepared by mixing polyurethane resin, bisphenol A type diether dianhydride, N' -diphenyl-1, 4-phenylenediamine, a mixed solvent, a functional filler, ethylene distearate, hexamethylenetetramine and lead stearate.
Preferably, the shielding layer comprises the following raw materials in parts by weight: 38-55 parts of acrylate, 25-35 parts of silica sol, 18-22 parts of semiconductor filler, 2-4 parts of hexadecyl trimethoxy silane, 1-3 parts of glyceryl tristearate and 1-3 parts of triisopropyl phosphite.
Preferably, the semiconductor filler is a mixed nanoparticle comprising silicon carbide, germanium, rutile titanium dioxide and boron in a mass ratio of 2-5:1:2-5: 2-5.
Preferably, the invisible coating comprises the following raw materials in parts by weight: 50-70 parts of polyurethane resin, 34-38 parts of bisphenol A type diether dianhydride, 28-32 parts of N, N' -diphenyl-1, 4-phenylenediamine, 15-20 parts of mixed solvent, 28-35 parts of functional filler, 3-7 parts of ethylene distearate, 2-5 parts of hexamethylenetetramine and 2-5 parts of lead stearate.
Preferably, the mixed solvent is a compound of isopropanol, tetramethylethylenediamine and water in a mass ratio of 3-4:4-7: 20.
Preferably, the functional filler is prepared by compounding graphene oxide, indium tin oxide, N-dimethylacetamide, oleic acid and tetrabutyl titanate in a mass ratio of 7:3:5:1: 2.
The invention also provides a preparation method of the anti-interference corrosion-resistant military invisible cable, which comprises the following steps:
s1, weighing acrylic ester, silica sol, semiconductor filler, hexadecyl trimethoxy silane, tristearin and triisopropyl phosphite ester, sequentially adding the raw materials into an internal mixer, controlling the internal mixing temperature at 110-130 ℃, mixing and internally mixing for 5-10min, and then extruding and molding to obtain a shielding layer with the thickness of 0.3-0.6 mm;
s2, weighing polyurethane resin, bisphenol A diether dianhydride, N '-diphenyl-1, 4-phenylenediamine, a mixed solvent, a functional filler, ethylene distearate, hexamethylenetetramine and lead stearate, adding the bisphenol A diether dianhydride, the N, N' -diphenyl-1, 4-phenylenediamine and the mixed solvent into a reaction kettle together, stirring and reacting for 7-8 hours at the temperature of 24-34 ℃, adding the polyurethane resin, the functional filler, the ethylene distearate, the hexamethylenetetramine and the lead stearate, continuously stirring, dispersing and mixing, and uniformly mixing to obtain the invisible coating;
and S3, sequentially sleeving the conductor, the shielding layer, the insulating layer and the sheath layer from inside to outside, uniformly spraying the prepared invisible coating on the surface of the sheath layer, and curing and forming to form the invisible coating, thus obtaining the required anti-interference corrosion-resistant military invisible cable.
The anti-interference corrosion-resistant military invisible cable provided by the invention has the following beneficial effects:
1. according to the invention, a conductor, a shielding layer, an insulating layer and a sheath layer are sequentially sleeved from inside to outside, then the prepared invisible coating is uniformly sprayed on the surface of the sheath layer, and after curing and forming, the required anti-interference corrosion-resistant military invisible cable is prepared; the cable is safe and environment-friendly in raw materials, compact in structure, excellent in mechanical property, excellent in flame retardance, invisibility, anti-interference and corrosion resistance, and capable of being widely applied to the military field.
2. According to the invisible coating, after bisphenol A type diether dianhydride, N' -diphenyl-1, 4-phenylenediamine and a mixed solvent react, polyurethane resin, functional filler, ethylene distearate, hexamethylenetetramine and lead stearate are added and stirred, dispersed and mixed to prepare the invisible coating, then the invisible coating is uniformly sprayed on the surface of a sheath layer, and the invisible coating is formed after curing and forming, so that the invisible coating can effectively inhibit heat, weaken signals and reduce magnetism, and can effectively absorb and shield infrared rays, electromagnetic waves and the like, and the invisible performance of a military cable is greatly enhanced.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example one
The anti-interference corrosion-resistant military invisible cable provided by the invention sequentially comprises a conductor, a shielding layer, an insulating layer, a sheath layer and an invisible coating from inside to outside;
the shielding layer comprises the following raw materials in parts by weight: 38 parts of acrylic ester, 25 parts of silica sol, 18 parts of semiconductor filler, 2 parts of hexadecyl trimethoxy silane, 1 part of glyceryl tristearate and 1 part of triisopropyl phosphite; the semiconductor filler is mixed nano particles and comprises silicon carbide, germanium, rutile type titanium dioxide and boron in a mass ratio of 2:1:2: 2;
the insulating layer is made of radiation crosslinking halogen-free high-flame-retardant polyolefin material;
the sheath layer is a fluoroplastic sheath layer;
the invisible coating is obtained by spraying the invisible coating and then curing and molding; the invisible coating comprises the following raw materials in parts by weight: 50 parts of polyurethane resin, 34 parts of bisphenol A type diether dianhydride, 28 parts of N, N' -diphenyl-1, 4-phenylenediamine, 15 parts of mixed solvent, 28 parts of functional filler, 3 parts of ethylene distearate, 2 parts of hexamethylenetetramine and 2 parts of lead stearate; the mixed solvent is a compound of isopropanol, tetramethylethylenediamine and water in a mass ratio of 3:4: 20; the functional filler is prepared by compounding graphene oxide, indium tin oxide, N-dimethylacetamide, oleic acid and tetrabutyl titanate according to the mass ratio of 7:3:5:1: 2.
The invention also provides a preparation method of the anti-interference corrosion-resistant military invisible cable, which comprises the following steps:
s1, weighing acrylic ester, silica sol, semiconductor filler, hexadecyl trimethoxy silane, tristearin and triisopropyl phosphite ester, sequentially adding the raw materials into an internal mixer, controlling the internal mixing temperature to be 110 ℃, mixing and internally mixing for 5min, and performing extrusion molding to obtain a shielding layer with the thickness of 0.3 mm;
s2, weighing polyurethane resin, bisphenol A diether dianhydride, N '-diphenyl-1, 4-phenylenediamine, a mixed solvent, a functional filler, ethylene distearate, hexamethylenetetramine and lead stearate, adding the bisphenol A diether dianhydride, the N, N' -diphenyl-1, 4-phenylenediamine and the mixed solvent into a reaction kettle together, stirring and reacting for 7 hours at the temperature of 24 ℃, adding the polyurethane resin, the functional filler, the ethylene distearate, the hexamethylenetetramine and the lead stearate, continuously stirring, dispersing and mixing, and uniformly mixing to obtain the invisible coating;
and S3, sequentially sleeving the conductor, the shielding layer, the insulating layer and the sheath layer from inside to outside, uniformly spraying the prepared invisible coating on the surface of the sheath layer, and curing and forming to form the invisible coating, thus obtaining the required anti-interference corrosion-resistant military invisible cable.
Example two
The anti-interference corrosion-resistant military invisible cable provided by the invention sequentially comprises a conductor, a shielding layer, an insulating layer, a sheath layer and an invisible coating from inside to outside;
the shielding layer comprises the following raw materials in parts by weight: 46 parts of acrylic ester, 30 parts of silica sol, 20 parts of semiconductor filler, 3 parts of hexadecyl trimethoxy silane, 2 parts of glyceryl tristearate and 2 parts of triisopropyl phosphite; the semiconductor filler is mixed nano particles and comprises silicon carbide, germanium, rutile type titanium dioxide and boron in a mass ratio of 3.5:1:2: 5;
the insulating layer is made of radiation crosslinking halogen-free high-flame-retardant polyolefin material;
the sheath layer is a fluoroplastic sheath layer;
the invisible coating is obtained by spraying the invisible coating and then curing and molding; the invisible coating comprises the following raw materials in parts by weight: 60 parts of polyurethane resin, 36 parts of bisphenol A type diether dianhydride, 30 parts of N, N' -diphenyl-1, 4-phenylenediamine, 18 parts of mixed solvent, 32 parts of functional filler, 5 parts of ethylene distearate, 3.5 parts of hexamethylenetetramine and 3.5 parts of lead stearate; the mixed solvent is a compound of isopropanol, tetramethylethylenediamine and water in a mass ratio of 3:7: 20; the functional filler is prepared by compounding graphene oxide, indium tin oxide, N-dimethylacetamide, oleic acid and tetrabutyl titanate according to the mass ratio of 7:3:5:1: 2.
The invention also provides a preparation method of the anti-interference corrosion-resistant military invisible cable, which comprises the following steps:
s1, weighing acrylic ester, silica sol, semiconductor filler, hexadecyl trimethoxy silane, tristearin and triisopropyl phosphite ester, sequentially adding the raw materials into an internal mixer, controlling the internal mixing temperature to be 120 ℃, mixing and internally mixing for 8min, and performing extrusion molding to obtain a shielding layer with the thickness of 0.4 mm;
s2, weighing polyurethane resin, bisphenol A diether dianhydride, N '-diphenyl-1, 4-phenylenediamine, a mixed solvent, a functional filler, ethylene distearate, hexamethylenetetramine and lead stearate, adding the bisphenol A diether dianhydride, the N, N' -diphenyl-1, 4-phenylenediamine and the mixed solvent into a reaction kettle together, stirring and reacting for 7.5 hours at the temperature of 29 ℃, adding the polyurethane resin, the functional filler, the ethylene distearate, the hexamethylenetetramine and the lead stearate, continuously stirring, dispersing and mixing, and uniformly mixing to obtain the invisible coating;
and S3, sequentially sleeving the conductor, the shielding layer, the insulating layer and the sheath layer from inside to outside, uniformly spraying the prepared invisible coating on the surface of the sheath layer, and curing and forming to form the invisible coating, thus obtaining the required anti-interference corrosion-resistant military invisible cable.
EXAMPLE III
The anti-interference corrosion-resistant military invisible cable provided by the invention sequentially comprises a conductor, a shielding layer, an insulating layer, a sheath layer and an invisible coating from inside to outside;
the shielding layer comprises the following raw materials in parts by weight: 55 parts of acrylate, 35 parts of silica sol, 22 parts of semiconductor filler, 4 parts of hexadecyl trimethoxy silane, 3 parts of tristearin and 3 parts of triisopropyl phosphite ester; the semiconductor filler is mixed nano particles and comprises silicon carbide, germanium, rutile type titanium dioxide and boron in a mass ratio of 5:1:5: 5;
the insulating layer is made of radiation crosslinking halogen-free high-flame-retardant polyolefin material;
the sheath layer is a fluoroplastic sheath layer;
the invisible coating is obtained by spraying the invisible coating and then curing and molding; the invisible coating comprises the following raw materials in parts by weight: 70 parts of polyurethane resin, 38 parts of bisphenol A type diether dianhydride, 32 parts of N, N' -diphenyl-1, 4-phenylenediamine, 20 parts of mixed solvent, 35 parts of functional filler, 7 parts of ethylene distearate, 5 parts of hexamethylenetetramine and 5 parts of lead stearate; the mixed solvent is a compound of isopropanol, tetramethylethylenediamine and water in a mass ratio of 4:7: 20; the functional filler is prepared by compounding graphene oxide, indium tin oxide, N-dimethylacetamide, oleic acid and tetrabutyl titanate according to the mass ratio of 7:3:5:1: 2.
The invention also provides a preparation method of the anti-interference corrosion-resistant military invisible cable, which comprises the following steps:
s1, weighing acrylic ester, silica sol, semiconductor filler, hexadecyl trimethoxy silane, tristearin and triisopropyl phosphite ester, sequentially adding the raw materials into an internal mixer, controlling the internal mixing temperature to be 130 ℃, mixing and internally mixing for 10min, and performing extrusion molding to obtain a shielding layer with the thickness of 0.6 mm;
s2, weighing polyurethane resin, bisphenol A diether dianhydride, N '-diphenyl-1, 4-phenylenediamine, a mixed solvent, a functional filler, ethylene distearate, hexamethylenetetramine and lead stearate, adding the bisphenol A diether dianhydride, the N, N' -diphenyl-1, 4-phenylenediamine and the mixed solvent into a reaction kettle together, stirring and reacting for 8 hours at the temperature of 34 ℃, adding the polyurethane resin, the functional filler, the ethylene distearate, the hexamethylenetetramine and the lead stearate, continuously stirring, dispersing and mixing, and uniformly mixing to obtain the invisible coating;
and S3, sequentially sleeving the conductor, the shielding layer, the insulating layer and the sheath layer from inside to outside, uniformly spraying the prepared invisible coating on the surface of the sheath layer, and curing and forming to form the invisible coating, thus obtaining the required anti-interference corrosion-resistant military invisible cable.
Comparative example 1
The anti-interference corrosion-resistant military invisible cable provided by the invention sequentially comprises a conductor, a shielding layer, an insulating layer, a sheath layer and an invisible coating from inside to outside;
the shielding layer comprises the following raw materials in parts by weight: 38 parts of acrylic ester, 25 parts of silica sol, 18 parts of semiconductor filler, 2 parts of hexadecyl trimethoxy silane, 1 part of glyceryl tristearate and 1 part of triisopropyl phosphite; the semiconductor filler is mixed nano particles and comprises silicon carbide, germanium, rutile type titanium dioxide and boron in a mass ratio of 2:1:2: 2;
the insulating layer is made of radiation crosslinking halogen-free high-flame-retardant polyolefin material;
the sheath layer is a fluoroplastic sheath layer;
the invisible coating is obtained by spraying the invisible coating and then curing and molding; the invisible coating comprises the following raw materials in parts by weight: 78 parts of polyurethane resin, 34 parts of bisphenol A type diether dianhydride, 28 parts of N, N' -diphenyl-1, 4-phenylenediamine, 15 parts of mixed solvent, 3 parts of ethylene distearate, 2 parts of hexamethylenetetramine and 2 parts of lead stearate; the mixed solvent is a compound of isopropanol, tetramethylethylenediamine and water in a mass ratio of 3:4: 20.
The invention also provides a preparation method of the anti-interference corrosion-resistant military invisible cable, which comprises the following steps:
s1, weighing acrylic ester, silica sol, semiconductor filler, hexadecyl trimethoxy silane, tristearin and triisopropyl phosphite ester, sequentially adding the raw materials into an internal mixer, controlling the internal mixing temperature to be 110 ℃, mixing and internally mixing for 5min, and performing extrusion molding to obtain a shielding layer with the thickness of 0.3 mm;
s2, weighing polyurethane resin, bisphenol A diether dianhydride, N '-diphenyl-1, 4-phenylenediamine, a mixed solvent, ethylene distearate, hexamethylenetetramine and lead stearate, adding the bisphenol A diether dianhydride, the N, N' -diphenyl-1, 4-phenylenediamine and the mixed solvent into a reaction kettle together, stirring and reacting for 7 hours at the temperature of 24 ℃, adding the polyurethane resin, the functional filler, the ethylene distearate, the hexamethylenetetramine and the lead stearate, continuously stirring, dispersing and mixing, and uniformly mixing to obtain the invisible coating;
and S3, sequentially sleeving the conductor, the shielding layer, the insulating layer and the sheath layer from inside to outside, uniformly spraying the prepared invisible coating on the surface of the sheath layer, and curing and forming to form the invisible coating, thus obtaining the required anti-interference corrosion-resistant military invisible cable.
And (3) performance testing:
the military cables prepared in the first and third embodiments of the invention and the first embodiment of the invention are subjected to performance tests, and the detection results are as follows:
the above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. An anti-interference corrosion-resistant military invisible cable is characterized by comprising a conductor, a shielding layer, an insulating layer, a sheath layer and an invisible coating in sequence from inside to outside;
the shielding layer is prepared by mixing acrylate, silica sol, semiconductor filler, hexadecyl trimethoxy silane, tristearin and triisopropyl phosphite ester;
the insulating layer is made of radiation crosslinking halogen-free high-flame-retardant polyolefin material;
the sheath layer is a fluoroplastic sheath layer;
the invisible coating is obtained by spraying the invisible coating and then curing and forming;
the invisible coating is prepared by mixing polyurethane resin, bisphenol A type diether dianhydride, N' -diphenyl-1, 4-phenylenediamine, a mixed solvent, a functional filler, ethylene distearate, hexamethylenetetramine and lead stearate.
2. The anti-interference corrosion-resistant military stealth cable according to claim 1, wherein the shielding layer comprises the following raw materials in parts by weight: 38-55 parts of acrylate, 25-35 parts of silica sol, 18-22 parts of semiconductor filler, 2-4 parts of hexadecyl trimethoxy silane, 1-3 parts of glyceryl tristearate and 1-3 parts of triisopropyl phosphite.
3. The anti-interference corrosion-resistant military stealth cable of claim 2, wherein the semiconductor filler is a mixed nanoparticle comprising silicon carbide, germanium, rutile titanium dioxide, and boron in a mass ratio of 2-5:1:2-5: 2-5.
4. The anti-interference corrosion-resistant military stealth cable according to claim 1, wherein the stealth coating comprises the following raw materials in parts by weight: 50-70 parts of polyurethane resin, 34-38 parts of bisphenol A type diether dianhydride, 28-32 parts of N, N' -diphenyl-1, 4-phenylenediamine, 15-20 parts of mixed solvent, 28-35 parts of functional filler, 3-7 parts of ethylene distearate, 2-5 parts of hexamethylenetetramine and 2-5 parts of lead stearate.
5. The anti-interference corrosion-resistant military stealth cable according to claim 4, wherein the mixed solvent is a mixture of isopropanol, tetramethylethylenediamine and water in a mass ratio of 3-4:4-7: 20.
6. The anti-interference corrosion-resistant military stealth cable according to claim 4, wherein the functional filler is compounded from graphene oxide, indium tin oxide, N-dimethylacetamide, oleic acid and tetrabutyl titanate in a mass ratio of 7:3:5:1: 2.
7. A method for preparing the anti-interference corrosion-resistant military stealth cable according to any one of claims 1-6, comprising the following steps:
s1, weighing acrylic ester, silica sol, semiconductor filler, hexadecyl trimethoxy silane, tristearin and triisopropyl phosphite ester, sequentially adding the raw materials into an internal mixer, controlling the internal mixing temperature at 110-130 ℃, mixing and internally mixing for 5-10min, and then extruding and molding to obtain a shielding layer with the thickness of 0.3-0.6 mm;
s2, weighing polyurethane resin, bisphenol A diether dianhydride, N '-diphenyl-1, 4-phenylenediamine, a mixed solvent, a functional filler, ethylene distearate, hexamethylenetetramine and lead stearate, adding the bisphenol A diether dianhydride, the N, N' -diphenyl-1, 4-phenylenediamine and the mixed solvent into a reaction kettle together, stirring and reacting for 7-8 hours at the temperature of 24-34 ℃, adding the polyurethane resin, the functional filler, the ethylene distearate, the hexamethylenetetramine and the lead stearate, continuously stirring, dispersing and mixing, and uniformly mixing to obtain the invisible coating;
and S3, sequentially sleeving the conductor, the shielding layer, the insulating layer and the sheath layer from inside to outside, uniformly spraying the prepared invisible coating on the surface of the sheath layer, and curing and forming to form the invisible coating, thus obtaining the required anti-interference corrosion-resistant military invisible cable.
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2021
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Application publication date: 20211022 |