CN108335782A - Radiation resistance communication flexible cable - Google Patents

Radiation resistance communication flexible cable Download PDF

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Publication number
CN108335782A
CN108335782A CN201710675811.5A CN201710675811A CN108335782A CN 108335782 A CN108335782 A CN 108335782A CN 201710675811 A CN201710675811 A CN 201710675811A CN 108335782 A CN108335782 A CN 108335782A
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China
Prior art keywords
parts
layer
several
aluminum alloy
polyvinyl chloride
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Pending
Application number
CN201710675811.5A
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Chinese (zh)
Inventor
吕秀云
陆春良
陈夏裕
宋志斌
王国权
王惠兵
张博
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Jiangsu Hengtong Wire and Cable Technology Co Ltd
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Jiangsu Hengtong Wire and Cable Technology Co Ltd
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Application filed by Jiangsu Hengtong Wire and Cable Technology Co Ltd filed Critical Jiangsu Hengtong Wire and Cable Technology Co Ltd
Priority to CN201710675811.5A priority Critical patent/CN108335782A/en
Publication of CN108335782A publication Critical patent/CN108335782A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • H01B9/006—Constructional features relating to the conductors
    • 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
    • H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00—Communication cables or conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
    • H01B5/08—Several wires or the like stranded in the form of a rope
    • H01B5/10—Several wires or the like stranded in the form of a rope stranded around a space, insulating material, or dissimilar conducting material
    • H01B5/102—Several wires or the like stranded in the form of a rope stranded around a space, insulating material, or dissimilar conducting material stranded around a high tensile strength core
    • H01B5/105—Several wires or the like stranded in the form of a rope stranded around a space, insulating material, or dissimilar conducting material stranded around a high tensile strength core composed of synthetic filaments, e.g. glass-fibres
    • 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
    • H01B7/02—Disposition of insulation
    • 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
    • H01B7/02—Disposition of insulation
    • H01B7/0208—Cables with several layers of insulating material
    • H01B7/0216—Two layers
    • 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
    • H01B7/02—Disposition of insulation
    • H01B7/0208—Cables with several layers of insulating material
    • H01B7/0225—Three or more layers
    • 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
    • H01B7/02—Disposition of insulation
    • H01B7/0291—Disposition of insulation comprising two or more layers of insulation having different electrical properties
    • 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
    • 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
    • H01B7/182—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments
    • H01B7/1825—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments forming part of a high tensile strength core
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • H01B7/30—Insulated conductors or cables characterised by their form with arrangements for reducing conductor losses when carrying alternating current, e.g. due to skin effect
    • 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
    • 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
    • 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
    • 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
    • C08L2207/04—Thermoplastic elastomer
    • 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
    • C08L2207/066—LDPE (radical process)

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Insulated Conductors (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The present invention discloses a kind of radiation resistance communication flexible cable, its round aramid fiber core outer surface, which is twisted, several first aluminum alloy round conductors, and several first aluminum alloy round conductors form inner conducting layer, this inner conducting layer outer surface is twisted several second aluminum alloy round conductors；Polyethylene insulation band outer surface is coated with a polyvinyl chloride liner layer, and a fire retardant polyolefin flexible sheath layer is located at polyvinyl chloride liner layer outer surface, PVC foam insulating layer is provided between the polyvinyl chloride liner layer and fire retardant polyolefin flexible sheath layer；The fire-resistant isinglass belt outer surface is coated with insulating jacket layer, and the insulating jacket layer is composed of the following components：80 ~ 100 parts of thermoplastic poly ammonia phenol elastomer, 8 ~ 20 parts of 4 ~ 8 parts of 5 ~ 10 parts of 8 ~ 15 parts of 10 ~ 20 parts of low density polyethylene (LDPE), ethylene ethyl acrylate, ethylene-butylene copolymer, silica, the butyronitrile compound that melt index is 1 ~ 8g/10min.Present invention substantially reduces vortex, reduce the loss of circuit, tensile strength is big, current-carrying capacity is high, flexibility is high, flexible.

Description

Radiation resistance communication flexible cable
Technical field
The present invention relates to a kind of communication power supply cable more particularly to a kind of radiation resistance communication flexible cables.
Background technology
Communication power supply is a kind of communications facility for electric connection line with flexible cable, at telecommunication bureau station, distribution box cabinet etc It is widely used in distribution system.Communication power supply not only requires good flexibility with flexible cable, so as in narrow space Facilitate laying in the case of interior or similar, and require ideal anti-flammability, to adapt under the harsh occasion of fire-protection rating Requirement.Although being not limited to communication power supply flexible cable exemplified above respectively has a corresponding technique effect, exist with Common shortcoming down：First, due to being using twisted thin copper wire as conductor, and this conductor is known as five class copper by industry Conductor, thus softness can not meet desired requirement.And so that bending radius is restricted due to pliability difference, because And narrow space, by immovable object hinder so that talk in a roundabout way place etc occasion lay when, easily influence construction Speed；Second, due to generally selecting the conductor for using copper as flexible cable under technology prejudice, thus there is only reasonable employment former materials Blindness in terms of material, and cause the manufacturing cost of flexible cable big；Third, due to heavy weight, thus not only logistics transportation, storehouse It is of high cost in storage link, and construction personnel's labor intensity is big in laid processes, consumed high labor cost.
Invention content
The present invention provides a kind of radiation resistance communication flexible cable, which improves Flame Retardancy energy, represents The oxygen index (OI) of anti-flammability is high, and it is good at charcoal effect so that material has in burning, also improves the conduction of cable Performance, bending property and corrosion resistance, and reduce space and the installation cost of mounting arrangement.
In order to achieve the above objectives, the technical solution adopted by the present invention is：A kind of radiation resistance communication flexible cable, including three led Wire core, this conductor wire core further comprise round aramid fiber core, this round aramid fiber core outer surface, which is twisted, several First aluminum alloy round conductor, and several first aluminum alloy round conductors form inner conducting layer, this inner conducting layer outer surface twists Conjunction has several second aluminum alloy round conductors, and several second aluminum alloy round conductors form outer conducting layer, a polyethylene Insulating tape is around being wrapped in the outer conducting layer outer surface；
Polyethylene insulation band outer surface is coated with a polyvinyl chloride liner layer, and a fire retardant polyolefin flexible sheath layer is located at institute Polyvinyl chloride liner layer outer surface is stated, PVC is provided between the polyvinyl chloride liner layer and fire retardant polyolefin flexible sheath layer Foaming insulation layer；
The circle aramid fiber core is twisted by several aramid fiber silks；One fire-resistant isinglass belt is around being coated on described in three Conductor wire core outer surface, the fire-resistant isinglass belt outer surface are coated with insulating jacket layer, and the insulating jacket layer is by following components Composition：80 ~ 100 parts of thermoplastic poly ammonia phenol elastomer, melt index are 10 ~ 20 parts of the low density polyethylene (LDPE) of 1 ~ 8g/10min, second 8 ~ 15 parts of alkene ethyl acrylate, 5 ~ 10 parts of ethylene-butylene copolymer, 4 ~ 8 parts of silica, 8 ~ 20 parts of butyronitrile compound, chlorination are poly- 7.5 parts of ethylene, 10 parts of zinc stannate, 9 parts of magnesium hydroxide, 5 parts of compound molybdenum smoke suppressant, 3 parts of montmorillonite, calcium-zinc composite stabilizing agent 2 Part, it is double（3,5- three-level butyl -4- hydroxy phenyls）2 parts of thioether, 3 parts of zinc stearate.
Further improved technical solution is as follows in above-mentioned technical proposal：
There are several cavities, this several hollow volume to account for the PVC hairs in said program, in the PVC foam insulating layer Steep the 30 ~ 45% of insulating layer.
Since above-mentioned technical proposal is used, the present invention has following advantages compared with prior art：
1. radiation resistance communication flexible cable of the present invention, using 2 layers of conductive layer, inner conducting layer by several " Z " font conductor strands and At outer conducting layer is formed by several trapezoidal conductor strands, and which greatly reduce vortex, reduce the loss of circuit, improve electricity Electric conductivity, bending property and the corrosion resistance of cable, reduce cable calorific value, can ensure cable in long term overloading and Continuous electric property is kept to stablize when overheat.
2. radiation resistance communication flexible cable of the present invention, insulating jacket layer includes 80 ~ 100 parts of thermoplastic poly ammonia phenol elastomer, The melt index of collocation is the low density polyethylene (LDPE) of 1 ~ 8g/10min, and ethylene ethyl acrylate, calcium-zinc composite stabilizing agent is double（3, 5- three-level butyl -4- hydroxy phenyls）Thioether, zinc stearate, ethylene-butylene copolymer, silica, haloflex so that the One restrictive coating combines respective advantage, improves against weather and flame retardant property, stabilizing effect, radiotolerant characteristic, together When improve insulation performance, surface abrasion resistance and case hardness, surface cloudy surface matte effect is excellent and reduces the shrinking percentage of material； Secondly, insulating jacket layer further contains zinc stannate, magnesium hydroxide, compound molybdenum smoke suppressant, and montmorillonite is simultaneously cooperateed with other components Effect, butyronitrile compound improve greatly Flame Retardancy energy, and the oxygen index (OI) for representing anti-flammability is high, and material is being fired When burning have it is good at charcoal effect, form stable hollow compound carbon structure, prevent second-time burning and the flame of material It propagates.
3. radiation resistance communication flexible cable of the present invention, polyethylene insulation band outer surface is coated with a polyvinyl chloride liner layer, One fire retardant polyolefin flexible sheath layer is located at polyvinyl chloride liner layer outer surface, the polyvinyl chloride liner layer and fire-retardant poly- PVC foam insulating layer is provided between olefm elastomeric restrictive coating so that flexible cable, tensile strength is big, current-carrying capacity is high, flexibility It is high, flexible, and its close structure, minimum bending radius decline most 4 times of cable sizes, reduce the sky of mounting arrangement Between, reduce installation cost, it is easier to lay.
Description of the drawings
Attached drawing 1 is radiation resistance communication flexible cable structural schematic diagram of the present invention；
Attached drawing 2 is the partial structural diagram of attached drawing 1.
In the figures above：1, round aramid fiber core；2, inner conducting layer；21, the first aluminum alloy round conductor；3, outer conduction Layer；31, the second aluminum alloy round conductor；4, polyethylene insulation band；5, polyvinyl chloride liner layer；6, PVC foam insulating layer；61, empty Hole；7, fire retardant polyolefin flexible sheath layer；8, conductor wire core；9, fire-resistant isinglass belt；10, insulating jacket layer；11, PP gasket for packings.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and embodiments：
Embodiment：A kind of radiation resistance communication flexible cable, including three conductor wire cores 8, this conductor wire core 8 further comprise round virtue Synthetic fibre fibre core 1, this round 1 outer surface of aramid fiber core, which is twisted, several first aluminum alloy round conductors 21, and described in several First aluminum alloy round conductor 21 forms inner conducting layer 2, this 2 outer surface of inner conducting layer is twisted several second aluminum alloy round conductors 31, and several second aluminum alloy round conductors 31 form outer conducting layers 3, a polyethylene insulation band 4 is around being wrapped in described outer lead 3 outer surface of electric layer；
4 outer surface of polyethylene insulation band is coated with a polyvinyl chloride liner layer 5,7, a fire retardant polyolefin flexible sheath layer In 5 outer surface of polyvinyl chloride liner layer, set between the polyvinyl chloride liner layer 5 and fire retardant polyolefin flexible sheath layer 7 It is equipped with PVC foam insulating layer 6；
The circle aramid fiber core 1 is twisted by several aramid fiber silks 6；One fire-resistant isinglass belt 9 is around being coated on three 8 outer surface of the conductor wire core, 9 outer surface of the fire-resistant isinglass belt are coated with insulating jacket layer 10；Above-mentioned insulating jacket layer 10 It is composed of the following components：90 parts of thermoplastic poly ammonia phenol elastomer, melt index be 1 ~ 8g/10min 16 parts of low density polyethylene (LDPE), 12 parts of ethylene ethyl acrylate, 8 parts of ethylene-butylene copolymer, 6 parts of silica, 14 parts of butyronitrile compound, haloflex 7.5 It is part, 10 parts of zinc stannate, 9 parts of magnesium hydroxide, 5 parts of compound molybdenum smoke suppressant, 3 parts of montmorillonite, 2 parts of calcium-zinc composite stabilizing agent, double（3, 5- three-level butyl -4- hydroxy phenyls）2 parts of thioether, 3 parts of zinc stearate.
Several PP gasket for packings 11 are filled between above-mentioned fire-resistant isinglass belt 9 and conductor wire core 8.
There are several cavities 61, this several empty 61 volume accounts for the PVC foam in above-mentioned PVC foam insulating layer 6 The 42% of insulating layer 6.
Above-mentioned first aluminum alloy round conductor, 21 direction of lay is twisted for dextrad, the twisted side of the second aluminum alloy round conductor 31 It is twisted to for left-hand.
The radiation resistance communication flexible cable performance of embodiment 1 ~ 5 is shown in Table 2：
Table 2
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art's energy Solution present disclosure much of that is simultaneously implemented according to this, and it is not intended to limit the scope of the present invention.It is all according to spirit of that invention Equivalent change or modification made by essence, should be covered by the protection scope of the present invention.

Claims (2)

1. a kind of radiation resistance communication flexible cable, it is characterised in that：Including three conductor wire cores（8）, this conductor wire core（8）Further Including round aramid fiber core（1）, this round aramid fiber core（1）Outer surface is twisted several first aluminum alloy round conductors （21）, and several first aluminum alloy round conductors（21）Form inner conducting layer（2）, this inner conducting layer（2）Outer surface is twisted There are several second aluminum alloy round conductors（31）, and several second aluminum alloy round conductors（31）Form outer conducting layer（3）, One polyethylene insulation band（4）Around being wrapped in the outer conducting layer（3）Outer surface；
The polyethylene insulation band（4）Outer surface is coated with a polyvinyl chloride liner layer（5）, a fire retardant polyolefin flexible sheath layer （7）Positioned at the polyvinyl chloride liner layer（5）Outer surface, the polyvinyl chloride liner layer（5）With fire retardant polyolefin flexible sheath Layer（7）Between be provided with PVC foam insulating layer（6）；
The circle aramid fiber core（1）By several aramid fiber silks（6）It is twisted；One fire-resistant isinglass belt（9）Around cladding In three conductor wire cores（8）Outer surface, the fire-resistant isinglass belt（9）Outer surface is coated with insulating jacket layer（10）, described Insulating jacket layer（10）It is composed of the following components：80 ~ 100 parts of thermoplastic poly ammonia phenol elastomer, melt index are 1 ~ 8g/10min 10 ~ 20 parts of low density polyethylene (LDPE), 8 ~ 15 parts of ethylene ethyl acrylate, 5 ~ 10 parts of ethylene-butylene copolymer, silica 4 ~ 8 Part, is covered at 8 ~ 20 parts of butyronitrile compound, 7.5 parts of haloflex, 10 parts of zinc stannate, 9 parts of magnesium hydroxide, 5 parts of compound molybdenum smoke suppressant It is de- 3 parts of soil, 2 parts of calcium-zinc composite stabilizing agent, double（3,5- three-level butyl -4- hydroxy phenyls）2 parts of thioether, 3 parts of zinc stearate.
2. radiation resistance communication flexible cable according to claim 1, it is characterised in that：Several described cavities（61）Volume accounts for The PVC foam insulating layer（6）30 ~ 45%.
CN201710675811.5A 2015-01-12 2015-01-12 Radiation resistance communication flexible cable Pending CN108335782A (en)

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CN201710675811.5A CN108335782A (en) 2015-01-12 2015-01-12 Radiation resistance communication flexible cable
CN201510014068.XA CN104616746B (en) 2015-01-12 2015-01-12 It is easy to the aluminium alloy flexible cable of construction

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Application Number Title Priority Date Filing Date
CN201710675811.5A Pending CN108335782A (en) 2015-01-12 2015-01-12 Radiation resistance communication flexible cable
CN201610714810.2A Pending CN107045899A (en) 2015-01-12 2015-01-12 High-flexibility facilitates laid type alloy cable
CN201710675812.XA Pending CN108615574A (en) 2015-01-12 2015-01-12 High-flexibility tensile type communication cable
CN201710564321.8A Pending CN107731362A (en) 2015-01-12 2015-01-12 Aluminium alloy flexible cable for communication power supply
CN201510014068.XA Active CN104616746B (en) 2015-01-12 2015-01-12 It is easy to the aluminium alloy flexible cable of construction
CN201610715509.3A Pending CN107045902A (en) 2015-01-12 2015-01-12 Telecommunications distribution system low-loss alloy flexible cable
CN201710676305.8A Pending CN108615572A (en) 2015-01-12 2015-01-12 The fire-retardant communication flexible cable of low-loss
CN201710564284.0A Pending CN107731361A (en) 2015-01-12 2015-01-12 Communications facility flame-retardant fire-resistant aluminium alloy cable

Family Applications After (7)

Application Number Title Priority Date Filing Date
CN201610714810.2A Pending CN107045899A (en) 2015-01-12 2015-01-12 High-flexibility facilitates laid type alloy cable
CN201710675812.XA Pending CN108615574A (en) 2015-01-12 2015-01-12 High-flexibility tensile type communication cable
CN201710564321.8A Pending CN107731362A (en) 2015-01-12 2015-01-12 Aluminium alloy flexible cable for communication power supply
CN201510014068.XA Active CN104616746B (en) 2015-01-12 2015-01-12 It is easy to the aluminium alloy flexible cable of construction
CN201610715509.3A Pending CN107045902A (en) 2015-01-12 2015-01-12 Telecommunications distribution system low-loss alloy flexible cable
CN201710676305.8A Pending CN108615572A (en) 2015-01-12 2015-01-12 The fire-retardant communication flexible cable of low-loss
CN201710564284.0A Pending CN107731361A (en) 2015-01-12 2015-01-12 Communications facility flame-retardant fire-resistant aluminium alloy cable

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Publication number Priority date Publication date Assignee Title
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CN104882193A (en) * 2015-06-02 2015-09-02 江苏亨通线缆科技有限公司 High-strength three-core soft cable for communication power supplies
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CN104616746B (en) 2017-08-25
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