CN106977805A - A kind of shielded cable - Google Patents

A kind of shielded cable Download PDF

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Publication number
CN106977805A
CN106977805A CN201710284294.9A CN201710284294A CN106977805A CN 106977805 A CN106977805 A CN 106977805A CN 201710284294 A CN201710284294 A CN 201710284294A CN 106977805 A CN106977805 A CN 106977805A
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parts
cable
steel fibre
minutes
copper
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李林
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing atoms other than carbon or hydrogen
    • C08L23/0853—Ethylene vinyl acetate copolymers
    • 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
    • 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
    • H01B13/245—Sheathing; Armouring; Screening; Applying other protective layers by extrusion of metal 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
    • H01B7/17—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
    • H01B7/22—Metal wires or tapes, e.g. made of steel
    • 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
    • H01B9/00—Power cables
    • H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
    • H01B9/021—Features relating to screening tape per se
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/02—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
    • 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

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

A kind of shielded cable, the shielding for being enclosed with the cable core material of insulating barrier including appearance and being coated on outside insulating barrier is plasticized the cable bed of material, the present invention is in order to ensure that the shielding of cable material with the addition of copper facing steel fibre, steel fiber conductive performance cost is low but electric conductivity is poor, steel fibre is pre-processed, in its surface property copper coating, improving it makes its dispersed formation semiconductor network structure in cable material, cable material shield effectiveness is improved, and the intensity and corrosion resistance of steel fibre can also be improved.

Description

A kind of shielded cable
Technical field
The present invention relates to a kind of shielded cable, belongs to power cable field.
Background technology
Communication, electric power are the emphasis of nation-building, and the development in whichever place, communication, power construction are always leading, institute To communicate, electric utility have developed rapidly.Working in coordination for various aspects, wherein cable are wanted in communication, the development of electric utility, spontaneous combustion Material is exactly that if the anti-shielding performance of cable is not good enough, extraneous electromagnetic wave is easy to interfere cable, makes on one side There is unstable or distortion situation in the signal of cable transmission, and this will result in the unstable of equipment, and the use given people is brought Very big the problem of.
The content of the invention
In order to overcome the defect more than existing, the present invention provides a kind of shielding properties and the good shielded cable of plasticity.
A kind of shielded cable, including the shielding plasticising that appearance is enclosed with the cable core material of insulating barrier and is coated on outside insulating barrier The cable bed of material,
Shielding plasticising cable bed of material preparation method comprises the following steps：
Step（1）：10-15 parts of mass parts tribenzoin is added to after being stirred in 50-80 parts of acetone, adds phosphorus Sour 5-8 parts of three monooctyl ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C and added to methyl 2-4 parts of 4-5 parts of benzoic acid and isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hours, are down to room temperature afterwards, 5-10 parts of VTES is added, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.06-0.18mol/L, copper nitrate 0.05-0.1mol/L, sodium citrate 0.02-0.05mol/L, ammonium sulfate 0.02- 0.03mol/L, surplus is water,
Step（3）：It will be milled to first in 20-25 parts of mass parts attapulgite, 10-20 parts of addition ball mill machines of organo montmorillonite Uniformly, it is stand-by by being milled within 10-15 hours the powder that particle diameter is 20-30 μm；By 70-80 parts of ethylene-vinyl acetate copolymer, 20-30 parts of triallyltrimelitate, 20-25 parts of terpene resin, 5-15 parts of plasticizer is put into banbury, by banbury temperature 100-110 DEG C is increased to, banburying 5-10 minutes adds 5-6 parts of the powder and maleic anhydride, 2-3 parts of Firebrake ZB, pentaerythrite 1-3 parts of phosphate, 1-3 parts of tetrahydrofuran, 1-2 parts of BMI, 10-15 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, banburying 15-20 minutes obtains compound, and compound is extruded in into shape in the cable core material with insulating barrier using extruder Into the cable core material shielding plasticising cable bed of material.
A kind of described shielded cable, step（2）Middle coarsening solution is included：10-20ml/L hydrochloric acid, 5-10ml/L phosphorus Acid, surplus is water.
A kind of described shielded cable, step（2）Middle activation process liquid includes：7-15g/L lauryl sodium sulfate, 10- 12g/L stannic chlorides, surplus is water.
A kind of described shielded cable, step（1）In in 0.2MPa, 45 DEG C of temperatures 3 hours, room temperature is down to afterwards.
A kind of described shielded cable, step（3）It is middle to be treated by being milled within 12 hours the powder that particle diameter is 25-30 μm With.
A kind of described shielded cable, step（1）It is middle by tribenzoin 12 parts be added in 70 parts of acetone After stirring, 6 parts of trioctyl phosphate is added, is stirred 40 minutes at 75 DEG C, pH is in 8-9 for regulation.
A kind of described shielded cable, step（2）Middle copper plating bath includes：Copper chloride 0.10-0.15mol/L, copper nitrate 0.06-0.8mol/L, sodium citrate 0.03-0.04mol/L, ammonium sulfate 0.02-0.03mol/L, surplus is water.
A kind of described shielded cable, the length of the steel fibre is 0.8-1.2mm, a diameter of 0.1-0.15mm.
A kind of shielded cable cable material, its preparation method comprises the following steps：
Step（1）：10-15 parts of mass parts tribenzoin is added to after being stirred in 50-80 parts of acetone, adds phosphorus Sour 5-8 parts of three monooctyl ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C and added to methyl 2-4 parts of 4-5 parts of benzoic acid and isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hours, are down to room temperature afterwards, 5-10 parts of VTES is added, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.06-0.18mol/L, copper nitrate 0.05-0.1mol/L, sodium citrate 0.02-0.05mol/L, ammonium sulfate 0.02- 0.03mol/L, surplus is water,
Step（3）：It will be milled to first in 20-25 parts of mass parts attapulgite, 10-20 parts of addition ball mill machines of organo montmorillonite Uniformly, it is stand-by by being milled within 10-15 hours the powder that particle diameter is 20-30 μm；By 70-80 parts of ethylene-vinyl acetate copolymer, 20-30 parts of triallyltrimelitate, 20-25 parts of terpene resin, 5-15 parts of plasticizer is put into banbury, by banbury temperature 100-110 DEG C is increased to, banburying 5-10 minutes adds 5-6 parts of the powder and maleic anhydride, 2-3 parts of Firebrake ZB, pentaerythrite 1-3 parts of phosphate, 1-3 parts of tetrahydrofuran, 1-2 parts of BMI, 10-15 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, banburying 15-20 minutes obtains shielding cable material.
A kind of described shielded cable cable material, step（2）Middle coarsening solution is included：10-20ml/L hydrochloric acid, 5-10ml/L's Phosphoric acid, surplus is water.
A kind of described shielded cable cable material, step（2）Middle activation process liquid includes：7-15g/L lauryl sodium sulfate, 10-12g/L stannic chlorides, surplus is water.
A kind of described shielded cable cable material, step（1）In in 0.2MPa, 45 DEG C of temperatures 3 hours, room is down to afterwards Temperature.
A kind of described shielded cable cable material, step（3）It is middle to be treated by being milled within 12 hours the powder that particle diameter is 25-30 μm With.
A kind of described shielded cable cable material, step（1）It is middle by tribenzoin 12 parts be added in 70 parts of acetone After stirring, 6 parts of trioctyl phosphate is added, is stirred 40 minutes at 75 DEG C, pH is in 8-9 for regulation.
A kind of described shielded cable cable material, step（2）Middle copper plating bath includes：Copper chloride 0.10-0.15mol/L, nitric acid Copper 0.06-0.8mol/L, sodium citrate 0.03-0.04mol/L, ammonium sulfate 0.02-0.03mol/L, surplus is water.
A kind of described shielded cable cable material, the length of the steel fibre is 0.8-1.2mm, a diameter of 0.1- 0.15mm。
A kind of preparation method of shielded cable cable material, comprises the following steps：
Step（1）：10-15 parts of tribenzoin is added to after being stirred in 50-80 parts of acetone, adds tricresyl phosphate pungent 5-8 parts of ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C of addition p-methylbenzoic acid 4-5 parts and 2-4 part of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hours, are down to room temperature, addition second afterwards 5-10 parts of alkenyl triethoxysilane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.06-0.18mol/L, copper nitrate 0.05-0.1mol/L, sodium citrate 0.02-0.05mol/L, ammonium sulfate 0.02- 0.03mol/L, surplus is water,
Step（3）：It will be milled to first in 20-25 parts of attapulgite, 10-20 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 10-15 hours；By 70-80 parts of ethylene-vinyl acetate copolymer, inclined benzene three Sour triallyl 20-30 parts, 20-25 parts of terpene resin, 5-15 parts of plasticizer is put into banbury, and banbury temperature is increased to 100-110 DEG C, banburying 5-10 minutes adds 5-6 parts of the powder and maleic anhydride, 2-3 parts of Firebrake ZB, pentaerythritol phosphate 1-3 parts, 1-3 parts of tetrahydrofuran, 1-2 parts of BMI, 10-15 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, banburying 15-20 minutes, obtain shielding cable material.
A kind of preparation method of described shielded cable cable material, step（2）Middle coarsening solution is included：10-20ml/L hydrochloric acid, 5-10ml/L phosphoric acid, surplus is water.
A kind of preparation method of described shielded cable cable material, step（2）Middle activation process liquid includes：7-15g/L 12 Sodium alkyl sulfate, 10-12g/L stannic chlorides, surplus is water.
A kind of preparation method of described shielded cable cable material, step（1）In in 0.2MPa, 45 DEG C of temperatures 3 hours, Room temperature is down to afterwards.
A kind of preparation method of described shielded cable cable material, step（3）Middle is 25-30 by being milled within 12 hours particle diameter μm powder it is stand-by.
A kind of preparation method of described shielded cable cable material, step（1）It is middle by tribenzoin 12 parts be added to After being stirred in 70 parts of acetone, 6 parts of trioctyl phosphate is added, is stirred 40 minutes at 75 DEG C, pH is in 8-9 for regulation.
A kind of preparation method of described shielded cable cable material, step（2）Middle copper plating bath includes：Copper chloride 0.10- 0.15mol/L, copper nitrate 0.06-0.8mol/L, sodium citrate 0.03-0.04mol/L, ammonium sulfate 0.02-0.03mol/L are remaining Measure as water.
A kind of preparation method of described shielded cable cable material, the length of the steel fibre is 0.8-1.2mm, a diameter of 0.1-0.15mm。
The present invention with the addition of copper facing steel fibre to ensure the shielding of cable material, and steel fiber conductive performance cost is low but conduction Poor-performing, is pre-processed to steel fibre, in its surface property copper coating, and improving it makes its dispersed formation in cable material Semiconductor network structure, improves cable material shield effectiveness, and the intensity and corrosion resistance of steel fibre can also be improved, The shielding properties of cable material is greatly improved after addition shielding copper facing steel fibre, and adding shielding copper facing steel fibre can influence Cable material plasticity, by adding the plasticizer of the present invention into cable material, is effectively ensured and has properly increased the elongation at break of cable material, The present invention is with ethylene-vinyl acetate copolymer, and terpene resin, triallyltrimelitate is plasticized in addition as the major ingredient of the cable bed of material Agent and the collective effect of copper facing steel fibre, the mechanical strength and anti-flammability of the cable bed of material obtain larger raising.
Embodiment
Embodiment 1
A kind of shielded cable, including the shielding plasticising cable material that appearance is enclosed with the cable core material of insulating barrier and is coated on outside insulating barrier Layer,
Shielding plasticising cable bed of material preparation method comprises the following steps：
Step（1）：12 parts of mass parts tribenzoin is added to after being stirred in 55 parts of acetone, adds tricresyl phosphate pungent 6 parts of ester, is stirred 30-60 minute at 70-80 DEG C, and pH is in 8-9 for regulation, temperature be down to 45 DEG C add 4 parts of p-methylbenzoic acid with 4 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hours, is down to room temperature, adds the second of vinyl three afterwards 6 parts of TMOS, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.07mol/L, copper nitrate 0.09mol/L, sodium citrate 0.05mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 21 parts of mass parts attapulgite, 12 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 25 μm was milled to by 10-15 hours；By 76 parts of ethylene-vinyl acetate copolymer, trimellitic acid triolefin 22 parts of propyl ester, 21 parts of terpene resin, 6 parts of plasticizer is put into banbury, and banbury temperature is increased into 105 DEG C, banburying 5-10 Minute, 5 parts of the powder and maleic anhydride are added, 3 parts of Firebrake ZB, 1 part of pentaerythritol phosphate, 2 parts of tetrahydrofuran, span comes 1 part of acid imide, 12 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes obtains compound, using extruder Compound is extruded in the cable core material with insulating barrier and forms the cable core material shielding plasticising cable bed of material.
A kind of shielded cable cable material, its preparation method comprises the following steps：
Step（1）：12 parts of mass parts tribenzoin is added to after being stirred in 55 parts of acetone, adds tricresyl phosphate pungent 6 parts of ester, is stirred 30-60 minute at 70-80 DEG C, and pH is in 8-9 for regulation, temperature be down to 45 DEG C add 4 parts of p-methylbenzoic acid with 4 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hours, is down to room temperature, adds the second of vinyl three afterwards 6 parts of TMOS, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.07mol/L, copper nitrate 0.09mol/L, sodium citrate 0.05mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 21 parts of mass parts attapulgite, 12 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 25 μm was milled to by 10-15 hours；By 76 parts of ethylene-vinyl acetate copolymer, trimellitic acid triolefin 22 parts of propyl ester, 21 parts of terpene resin, 6 parts of plasticizer is put into banbury, and banbury temperature is increased into 105 DEG C, banburying 5-10 Minute, 5 parts of the powder and maleic anhydride are added, 3 parts of Firebrake ZB, 1 part of pentaerythritol phosphate, 2 parts of tetrahydrofuran, span comes 1 part of acid imide, 12 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes obtains compound, using extruder Compound is extruded in the cable core material with insulating barrier and forms the cable core material shielding plasticising cable bed of material.
A kind of preparation method of shielded cable cable material, comprises the following steps：
Step（1）：12 parts of mass parts tribenzoin is added to after being stirred in 55 parts of acetone, adds tricresyl phosphate pungent 6 parts of ester, is stirred 30-60 minute at 70-80 DEG C, and pH is in 8-9 for regulation, temperature be down to 45 DEG C add 4 parts of p-methylbenzoic acid with 4 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hours, is down to room temperature, adds the second of vinyl three afterwards 6 parts of TMOS, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.07mol/L, copper nitrate 0.09mol/L, sodium citrate 0.05mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 21 parts of mass parts attapulgite, 12 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 25 μm was milled to by 10-15 hours；By 76 parts of ethylene-vinyl acetate copolymer, trimellitic acid triolefin 22 parts of propyl ester, 21 parts of terpene resin, 6 parts of plasticizer is put into banbury, and banbury temperature is increased into 105 DEG C, banburying 5-10 Minute, 5 parts of the powder and maleic anhydride are added, 3 parts of Firebrake ZB, 1 part of pentaerythritol phosphate, 2 parts of tetrahydrofuran, span comes 1 part of acid imide, 12 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes obtains compound, using extruder Compound is extruded in the cable core material with insulating barrier and forms the cable core material shielding plasticising cable bed of material.
Embodiment 2
A kind of shielded cable, including the shielding plasticising cable material that appearance is enclosed with the cable core material of insulating barrier and is coated on outside insulating barrier Layer,
Shielding plasticising cable bed of material preparation method comprises the following steps：
Step（1）：13 parts of mass parts tribenzoin is added to after being stirred in 70 parts of acetone, adds tricresyl phosphate pungent 7 parts of ester, is stirred 30-60 minute at 70-80 DEG C, and pH is in 8-9 for regulation, temperature be down to 48 DEG C add 5 parts of p-methylbenzoic acid with 3 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2 hours, is down to room temperature, adds the ethoxy of vinyl three afterwards 7 parts of base silane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.012mol/L, copper nitrate 0.08mol/L, sodium citrate 0.02mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 21 parts of mass parts attapulgite, 18 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 10-15 hours；By 74 parts of ethylene-vinyl acetate copolymer, trimellitic acid 26 parts of triallyl, 24 parts of terpene resin, 12 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, Banburying 5-10 minutes, adds 5.5 parts of the powder and maleic anhydride, 3 parts of Firebrake ZB, 2 parts of pentaerythritol phosphate, tetrahydrofuran 1 part, 1.5 parts of BMI, 14 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes is mixed Compound, is extruded in the cable core material with insulating barrier and forms the cable core material shielding plasticising cable bed of material by material using extruder.
A kind of shielded cable cable material, its preparation method comprises the following steps：
Step（1）：13 parts of mass parts tribenzoin is added to after being stirred in 70 parts of acetone, adds tricresyl phosphate pungent 7 parts of ester, is stirred 30-60 minute at 70-80 DEG C, and pH is in 8-9 for regulation, temperature be down to 48 DEG C add 5 parts of p-methylbenzoic acid with 3 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2 hours, is down to room temperature, adds the ethoxy of vinyl three afterwards 7 parts of base silane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.012mol/L, copper nitrate 0.08mol/L, sodium citrate 0.02mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 21 parts of mass parts attapulgite, 18 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 10-15 hours；By 74 parts of ethylene-vinyl acetate copolymer, trimellitic acid 26 parts of triallyl, 24 parts of terpene resin, 12 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, Banburying 5-10 minutes, adds 5.5 parts of the powder and maleic anhydride, 3 parts of Firebrake ZB, 2 parts of pentaerythritol phosphate, tetrahydrofuran 1 part, 1.5 parts of BMI, 14 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes is mixed Compound, is extruded in the cable core material with insulating barrier and forms the cable core material shielding plasticising cable bed of material by material using extruder.
A kind of preparation method of shielded cable cable material, comprises the following steps：
Step（1）：13 parts of mass parts tribenzoin is added to after being stirred in 70 parts of acetone, adds tricresyl phosphate pungent 7 parts of ester, is stirred 30-60 minute at 70-80 DEG C, and pH is in 8-9 for regulation, temperature be down to 48 DEG C add 5 parts of p-methylbenzoic acid with 3 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2 hours, is down to room temperature, adds the ethoxy of vinyl three afterwards 7 parts of base silane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.012mol/L, copper nitrate 0.08mol/L, sodium citrate 0.02mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 21 parts of mass parts attapulgite, 18 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 10-15 hours；By 74 parts of ethylene-vinyl acetate copolymer, trimellitic acid 26 parts of triallyl, 24 parts of terpene resin, 12 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, Banburying 5-10 minutes, adds 5.5 parts of the powder and maleic anhydride, 3 parts of Firebrake ZB, 2 parts of pentaerythritol phosphate, tetrahydrofuran 1 part, 1.5 parts of BMI, 14 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes is mixed Compound, is extruded in the cable core material with insulating barrier and forms the cable core material shielding plasticising cable bed of material by material using extruder.
Embodiment 3
A kind of shielded cable, including the shielding plasticising cable material that appearance is enclosed with the cable core material of insulating barrier and is coated on outside insulating barrier Layer,
Shielding plasticising cable bed of material preparation method comprises the following steps：
Step（1）：14 parts of mass parts tribenzoin is added to after being stirred in 75 parts of acetone, adds tricresyl phosphate pungent 8 parts of ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C of addition p-methylbenzoic acid 4.5 Part and 2.5 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hour, room temperature, addition ethene are down to afterwards 7 parts of ethyl triethoxy silicane alkane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.1mol/L, copper nitrate 0.06mol/L, sodium citrate 0.03mol/L, ammonium sulfate 0.03mol/L, surplus is water,
Step（3）：It will be milled to first in 22 parts of mass parts attapulgite, 16 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 14 hours；By 78 parts of ethylene-vinyl acetate copolymer, trimellitic acid triolefin 26 parts of propyl ester, 22 parts of terpene resin, 10 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, banburying 5-10 minutes, add 6 parts of the powder and maleic anhydride, 2 parts of Firebrake ZB, 2 parts of pentaerythritol phosphate, 1.5 parts of tetrahydrofuran, 1 part of BMI, 12 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes obtains compound, uses Compound is extruded in the cable core material with insulating barrier by extruder forms the cable core material shielding plasticising cable bed of material.
A kind of shielded cable cable material, its preparation method comprises the following steps：
Step（1）：14 parts of mass parts tribenzoin is added to after being stirred in 75 parts of acetone, adds tricresyl phosphate pungent 8 parts of ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C of addition p-methylbenzoic acid 4.5 Part and 2.5 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hour, room temperature, addition ethene are down to afterwards 7 parts of ethyl triethoxy silicane alkane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.1mol/L, copper nitrate 0.06mol/L, sodium citrate 0.03mol/L, ammonium sulfate 0.03mol/L, surplus is water,
Step（3）：It will be milled to first in 22 parts of mass parts attapulgite, 16 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 14 hours；By 78 parts of ethylene-vinyl acetate copolymer, trimellitic acid triolefin 26 parts of propyl ester, 22 parts of terpene resin, 10 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, banburying 5-10 minutes, add 6 parts of the powder and maleic anhydride, 2 parts of Firebrake ZB, 2 parts of pentaerythritol phosphate, 1.5 parts of tetrahydrofuran, 1 part of BMI, 12 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes obtains compound, uses Compound is extruded in the cable core material with insulating barrier by extruder forms the cable core material shielding plasticising cable bed of material.
A kind of preparation method of shielded cable cable material, comprises the following steps：
Step（1）：14 parts of mass parts tribenzoin is added to after being stirred in 75 parts of acetone, adds tricresyl phosphate pungent 8 parts of ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C of addition p-methylbenzoic acid 4.5 Part and 2.5 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hour, room temperature, addition ethene are down to afterwards 7 parts of ethyl triethoxy silicane alkane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.1mol/L, copper nitrate 0.06mol/L, sodium citrate 0.03mol/L, ammonium sulfate 0.03mol/L, surplus is water,
Step（3）：It will be milled to first in 22 parts of mass parts attapulgite, 16 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 14 hours；By 78 parts of ethylene-vinyl acetate copolymer, trimellitic acid triolefin 26 parts of propyl ester, 22 parts of terpene resin, 10 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, banburying 5-10 minutes, add 6 parts of the powder and maleic anhydride, 2 parts of Firebrake ZB, 2 parts of pentaerythritol phosphate, 1.5 parts of tetrahydrofuran, 1 part of BMI, 12 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes obtains compound, uses Compound is extruded in the cable core material with insulating barrier by extruder forms the cable core material shielding plasticising cable bed of material.
Embodiment 4
A kind of shielded cable, including the shielding plasticising cable material that appearance is enclosed with the cable core material of insulating barrier and is coated on outside insulating barrier Layer,
Shielding plasticising cable bed of material preparation method comprises the following steps：
Step（1）：14 parts of mass parts tribenzoin is added to after being stirred in 60 parts of acetone, adds tricresyl phosphate pungent 8 parts of ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C of 4 parts of p-methylbenzoic acid of addition With 3.5 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hours, room temperature is down to afterwards, vinyl is added 7 parts of triethoxysilane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.12mol/L, copper nitrate 0.08mol/L, sodium citrate 0.04mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 22 parts of mass parts attapulgite, 13 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 10-15 hours；By 76 parts of ethylene-vinyl acetate copolymer, trimellitic acid 28 parts of triallyl, 21 parts of terpene resin, 12 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, Banburying 5-10 minutes, adds 5.5 parts of the powder and maleic anhydride, 2 parts of Firebrake ZB, 1 part of pentaerythritol phosphate, tetrahydrofuran 1 part, 1.5 parts of BMI, 14 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes is mixed Compound, is extruded in the cable core material with insulating barrier and forms the cable core material shielding plasticising cable bed of material by material using extruder.
A kind of shielded cable cable material, its preparation method comprises the following steps：
Step（1）：14 parts of mass parts tribenzoin is added to after being stirred in 60 parts of acetone, adds tricresyl phosphate pungent 8 parts of ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C of 4 parts of p-methylbenzoic acid of addition With 3.5 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hours, room temperature is down to afterwards, vinyl is added 7 parts of triethoxysilane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.12mol/L, copper nitrate 0.08mol/L, sodium citrate 0.04mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 22 parts of mass parts attapulgite, 13 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 10-15 hours；By 76 parts of ethylene-vinyl acetate copolymer, trimellitic acid 28 parts of triallyl, 21 parts of terpene resin, 12 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, Banburying 5-10 minutes, adds 5.5 parts of the powder and maleic anhydride, 2 parts of Firebrake ZB, 1 part of pentaerythritol phosphate, tetrahydrofuran 1 part, 1.5 parts of BMI, 14 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes is mixed Compound, is extruded in the cable core material with insulating barrier and forms the cable core material shielding plasticising cable bed of material by material using extruder.
A kind of preparation method of shielded cable cable material, comprises the following steps：
Step（1）：14 parts of mass parts tribenzoin is added to after being stirred in 60 parts of acetone, adds tricresyl phosphate pungent 8 parts of ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C of 4 parts of p-methylbenzoic acid of addition With 3.5 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hours, room temperature is down to afterwards, vinyl is added 7 parts of triethoxysilane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.12mol/L, copper nitrate 0.08mol/L, sodium citrate 0.04mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 22 parts of mass parts attapulgite, 13 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 10-15 hours；By 76 parts of ethylene-vinyl acetate copolymer, trimellitic acid 28 parts of triallyl, 21 parts of terpene resin, 12 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, Banburying 5-10 minutes, adds 5.5 parts of the powder and maleic anhydride, 2 parts of Firebrake ZB, 1 part of pentaerythritol phosphate, tetrahydrofuran 1 part, 1.5 parts of BMI, 14 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes is mixed Compound, is extruded in the cable core material with insulating barrier and forms the cable core material shielding plasticising cable bed of material by material using extruder.
Embodiment 5
A kind of shielded cable, including the shielding plasticising cable material that appearance is enclosed with the cable core material of insulating barrier and is coated on outside insulating barrier Layer,
Shielding plasticising cable bed of material preparation method comprises the following steps：
Step（1）：11 parts of mass parts tribenzoin is added to after being stirred in 65 parts of acetone, adds tricresyl phosphate pungent 8 parts of ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C of addition p-methylbenzoic acid 4.5 Part and 3.5 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperature 3 hours, room temperature is down to afterwards, vinyl is added 6 parts of triethoxysilane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.08mol/L, copper nitrate 0.08mol/L, sodium citrate 0.03mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 21 parts of mass parts attapulgite, 16 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 10-15 hours；By 78 parts of ethylene-vinyl acetate copolymer, trimellitic acid 24 parts of triallyl, 24 parts of terpene resin, 10 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, Banburying 5-10 minutes, adds 5.5 parts of the powder and maleic anhydride, 2 parts of Firebrake ZB, 1 part of pentaerythritol phosphate, tetrahydrofuran 2 parts, 1 part of BMI, 10 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes obtains compound, Compound is extruded in the cable core material with insulating barrier using extruder and forms the cable core material shielding plasticising cable bed of material.
A kind of shielded cable cable material, its preparation method comprises the following steps：
Step（1）：11 parts of mass parts tribenzoin is added to after being stirred in 65 parts of acetone, adds tricresyl phosphate pungent 8 parts of ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C of addition p-methylbenzoic acid 4.5 Part and 3.5 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperature 3 hours, room temperature is down to afterwards, vinyl is added 6 parts of triethoxysilane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.08mol/L, copper nitrate 0.08mol/L, sodium citrate 0.03mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 21 parts of mass parts attapulgite, 16 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 10-15 hours；By 78 parts of ethylene-vinyl acetate copolymer, trimellitic acid 24 parts of triallyl, 24 parts of terpene resin, 10 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, Banburying 5-10 minutes, adds 5.5 parts of the powder and maleic anhydride, 2 parts of Firebrake ZB, 1 part of pentaerythritol phosphate, tetrahydrofuran 2 parts, 1 part of BMI, 10 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes obtains compound, Compound is extruded in the cable core material with insulating barrier using extruder and forms the cable core material shielding plasticising cable bed of material.
A kind of preparation method of shielded cable cable material, comprises the following steps：
Step（1）：11 parts of mass parts tribenzoin is added to after being stirred in 65 parts of acetone, adds tricresyl phosphate pungent 8 parts of ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C of addition p-methylbenzoic acid 4.5 Part and 3.5 parts of isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperature 3 hours, room temperature is down to afterwards, vinyl is added 6 parts of triethoxysilane, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.08mol/L, copper nitrate 0.08mol/L, sodium citrate 0.03mol/L, ammonium sulfate 0.02mol/L, surplus is water,
Step（3）：It will be milled to first in 21 parts of mass parts attapulgite, 16 parts of addition ball mill machines of organo montmorillonite uniformly, It is stand-by that the powder that particle diameter is 20-30 μm was milled to by 10-15 hours；By 78 parts of ethylene-vinyl acetate copolymer, trimellitic acid 24 parts of triallyl, 24 parts of terpene resin, 10 parts of plasticizer is put into banbury, and banbury temperature is increased into 100-110 DEG C, Banburying 5-10 minutes, adds 5.5 parts of the powder and maleic anhydride, 2 parts of Firebrake ZB, 1 part of pentaerythritol phosphate, tetrahydrofuran 2 parts, 1 part of BMI, 10 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, and banburying 15-20 minutes obtains compound, Compound is extruded in the cable core material with insulating barrier using extruder and forms the cable core material shielding plasticising cable bed of material.
Test bars are made in embodiment 1-5 and common organic copolymer cable material, properties test is carried out, test result is as follows Shown in table：
Common organic copolymer cable material Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Embodiment 5
Hardness shore a 82 89 90 93 90 91
Tensile strength MPa 12.2 13.5 14.2 15.0 15.4 14.8
Elongation at break % 195 295 286 292 270 278
Anti-flammability - It is excellent It is excellent It is excellent It is excellent It is excellent
Shield effectiveness（0.5GHz）Db 0 48.7 50.6 40.5 54.4 44.8
Impact strength kJ/m2 28.4 32.7 34.6 33.8 32.8 32.5
Breakdown strength KV/mm 13.3 16.2 17.7 16.8 17.4 16.9

Claims (8)

1. a kind of shielded cable, including the shielding plasticising cable that appearance is enclosed with the cable core material of insulating barrier and is coated on outside insulating barrier The bed of material,
Shielding plasticising cable bed of material preparation method comprises the following steps：
Step（1）：10-15 parts of mass parts tribenzoin is added to after being stirred in 50-80 parts of acetone, adds phosphorus Sour 5-8 parts of three monooctyl ester, is stirred 30-60 minutes at 70-80 DEG C, and pH is in 8-9 for regulation, and temperature is down to 40-50 DEG C and added to methyl 2-4 parts of 4-5 parts of benzoic acid and isocyanates, in 0.15-0.2MPa, 40-50 DEG C of temperatures 2-4 hours, are down to room temperature afterwards, 5-10 parts of VTES is added, stirs 10-20 minutes, obtains plasticizer,
Step（2）：Steel fibre is placed in ultrasonic sound appratus first and cleaned, steel fibre is placed in coarsening solution after cleaning and impregnates 5- 10min, subsequent rinse water is rinsed；Steel fibre is put into activation process liquid afterwards and activated, then by after activation process Steel fibre, which is put into copper plating bath, to be soaked 10-20 minutes, and temperature control obtains copper facing steel fibre at 30-40 DEG C, and copper plating bath includes： Copper chloride 0.06-0.18mol/L, copper nitrate 0.05-0.1mol/L, sodium citrate 0.02-0.05mol/L, ammonium sulfate 0.02- 0.03mol/L, surplus is water,
Step（3）：It will be milled to first in 20-25 parts of mass parts attapulgite, 10-20 parts of addition ball mill machines of organo montmorillonite Uniformly, it is stand-by by being milled within 10-15 hours the powder that particle diameter is 20-30 μm；By 70-80 parts of ethylene-vinyl acetate copolymer, 20-30 parts of triallyltrimelitate, 20-25 parts of terpene resin, 5-15 parts of plasticizer is put into banbury, by banbury temperature 100-110 DEG C is increased to, banburying 5-10 minutes adds 5-6 parts of the powder and maleic anhydride, 2-3 parts of Firebrake ZB, pentaerythrite 1-3 parts of phosphate, 1-3 parts of tetrahydrofuran, 1-2 parts of BMI, 10-15 parts of copper facing steel fibre, temperature is down to 70-80 DEG C, banburying 15-20 minutes obtains compound, and compound is extruded in into shape in the cable core material with insulating barrier using extruder Into the cable core material shielding plasticising cable bed of material.
2. a kind of shielded cable as claimed in claim 1, step（2）Middle coarsening solution is included：10-20ml/L hydrochloric acid, 5- 10ml/L phosphoric acid, surplus is water.
3. a kind of shielded cable as claimed in claim 1, step（2）Middle activation process liquid includes：7-15g/L dodecyl sulphur Sour sodium, 10-12g/L stannic chlorides, surplus is water.
4. a kind of shielded cable as claimed in claim 1, step（1）In in 0.2MPa, 45 DEG C of temperatures 3 hours, afterwards It is down to room temperature.
5. a kind of shielded cable as claimed in claim 1, step（3）Middle is 25-30 μ by being milled within 12 hours particle diameter M powder is stand-by.
6. a kind of shielded cable as claimed in claim 1, step（1）It is middle by tribenzoin 12 parts be added to third After being stirred in 70 parts of ketone, 6 parts of trioctyl phosphate is added, is stirred 40 minutes at 75 DEG C, pH is in 8-9 for regulation.
7. a kind of shielded cable as claimed in claim 1, step（2）Middle copper plating bath includes：Copper chloride 0.10-0.15mol/L, Copper nitrate 0.06-0.8mol/L, sodium citrate 0.03-0.04mol/L, ammonium sulfate 0.02-0.03mol/L, surplus is water.
8. a kind of shielded cable as claimed in claim 1, the length of the steel fibre is 0.8-1.2mm, a diameter of 0.1- 0.15mm。
CN201710284294.9A 2017-04-26 2017-04-26 A kind of shielded cable Pending CN106977805A (en)

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CN101942144A (en) * 2010-09-13 2011-01-12 江苏三角洲塑化有限公司 Conductive low-smoke zero-halogen flame retarding and oil resisting cable sheath material and preparation method thereof
CN102751023A (en) * 2012-06-27 2012-10-24 张容宣 Shielding cable specially used for computer with good anti-interference performance
CN103554633A (en) * 2013-10-24 2014-02-05 苏州市双鑫新材料科技有限公司 High-voltage cable structure with excellent performance
CN106366548A (en) * 2016-08-31 2017-02-01 苏州亨利通信材料有限公司 Flame-retardant TPE (thermoplastic elastomer) cable material with electromagnetic shielding function and preparation method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN121148808A (en) * 2025-10-16 2025-12-16 华力通线缆股份有限公司 A flexible control cable
CN121148808B (en) * 2025-10-16 2026-04-14 华力通线缆股份有限公司 Flexible control cable

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Application publication date: 20170725