CN107492414A - Hot-melt polyester band communication cable and preparation method thereof - Google Patents

Hot-melt polyester band communication cable and preparation method thereof Download PDF

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Publication number
CN107492414A
CN107492414A CN201710601427.0A CN201710601427A CN107492414A CN 107492414 A CN107492414 A CN 107492414A CN 201710601427 A CN201710601427 A CN 201710601427A CN 107492414 A CN107492414 A CN 107492414A
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CN
China
Prior art keywords
hot
melt polyester
communication cable
polyester band
insulating barrier
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710601427.0A
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Chinese (zh)
Inventor
李伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Long Gram (lianyungang) Electronics Co Ltd
Original Assignee
Long Gram (lianyungang) Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Long Gram (lianyungang) Electronics Co Ltd filed Critical Long Gram (lianyungang) Electronics Co Ltd
Priority to CN201710601427.0A priority Critical patent/CN107492414A/en
Publication of CN107492414A publication Critical patent/CN107492414A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/42Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes polyesters; polyethers; polyacetals
    • H01B3/421Polyesters
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/02Disposition of insulation
    • H01B7/0258Disposition of insulation comprising one or more longitudinal lapped layers of insulation
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1875Multi-layer sheaths
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/22Metal wires or tapes, e.g. made of steel
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/26Reduction of losses in sheaths or armouring
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28Protection against damage caused by moisture, corrosion, chemical attack or weather
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29Protection against damage caused by extremes of temperature or by flame
    • H01B7/295Protection against damage caused by extremes of temperature or by flame using material resistant to flame

Abstract

The present invention relates to a kind of hot-melt polyester band communication cable and preparation method thereof, from-inner-to-outer includes successively:Conductive Core;Insulating barrier, the material of the insulating barrier is irradiation bridge formation polyethylene;Screen layer, the material of the screen layer is hot-melt polyester band;Protective layer, the material of the protective layer is polyvinyl chloride.The hot-melt polyester band communication cable of the present invention, in addition to good shielding and transmission performance, also there is the performance such as excellent high temperature resistant, corrosion-resistant, resistance to greasy dirt, vibration resistance, rub resistance, cold-resistant, fire-retardant, also there is preferable mechanical performance and stable chemical property in addition, there is good commercial promise.

Description

Hot-melt polyester band communication cable and preparation method thereof
Technical field
The present invention relates to a kind of hot-melt polyester band communication cable and preparation method thereof.
Background technology
Communication cable is the main medium for transmitting radio frequency signal, and it is that two that cored wire is formed with shielding net cylinder lead Body, because the axle center of this two conductors is to overlap, therefore claim communication cable.Communication cable is by inner wire, insulation, outer conductor and shield Four parts of jacket layer form:(1) inner wire is in cylindrical structure, has higher electrical conductivity, enough mechanical strength and necessity Flexibility, be generally made up of a solid copper conductor, main material has:Annealed copper wire, annealing steel tube, copper-clad aluminum conductor;(2) absolutely Edge decides the same core of internal and external conductor, therefore dielectric is except with higher insulating properties, should also have excellent machine Therefore the selection of dielectric material and its structure are extremely important by tool performance, are mainly insulated at present using vinyon;(3) led outside Body is crucial structural detail, when the shape of outer conductor is along the consistent hollow cylinder of total length desired homogeneous, then signal energy Measure and axially transmitted along cable and the outer conductor without added losses and distortion communication cables has double action, it is both used as and is transmitted back to A piece wire on road, generally to have 3 kinds of structures with shielding action, outer conductor:Tubular metal, aluminum plastic composite belt longitudinal bag are taken Connect, mesh grid and aluminum plastic composite belt longitudinal package close;(4) the most frequently used sheath material of communication cable is igelite structure at present Into.The outer conductor formed is closed by mesh grid and aluminum plastic composite belt longitudinal package to develop from single woven mesh structure, is had The features such as flexibility is good, in light weight and joint is reliable, current this structure type are widely used, and more undeniable It is that in present automation process, because being processed again after sometimes peeling off outer conductor and jacket layer, this is just Sometimes occurring there is outer conductor layer has the situation of residual after peeling off, because aluminium-plastic tape uniquely relies on mesh grid pressing It is vertical bag on insulator, once mesh grid is stripped and aluminium-plastic tape still has residual, without pressure force aluminium-plastic tape just It can ftracture and tilt along overlapping, influence follow-up processing operation.
The content of the invention
It is an object of the present invention to propose a kind of hot-melt polyester band communication cable.
A kind of hot-melt polyester band communication cable of the present invention, from-inner-to-outer include successively:Conductive Core;Insulating barrier, it is described The material of insulating barrier is irradiation bridge formation polyethylene;Screen layer, the material of the screen layer is hot-melt polyester band;Protective layer, it is described The material of protective layer is polyvinyl chloride.
The hot-melt polyester band communication cable of the present invention, in addition to good shielding and transmission performance, also with excellent The performance such as good high temperature resistant, corrosion-resistant, resistance to greasy dirt, vibration resistance, rub resistance, cold-resistant, fire-retardant, also has preferable mechanicalness in addition There can be good commercial promise with stable chemical property.
In addition, hot-melt polyester band communication cable according to the above embodiment of the present invention, can also have skill additional as follows Art feature:
Further, the Conductive Core is copper or aluminium.
Further, a diameter of 10 μm~30 μm of the Conductive Core;The thickness of the insulating barrier is 10 μm~70 μm; The thickness of the screen layer is 10 μm~40 μm;The thickness of the protective layer is 40 μm~80 μm.
It is another object of the present invention to propose described preparation method of the hot-melt polyester with communication cable.
Preparation method of the described hot-melt polyester with communication cable, comprises the following steps:S101:Built bridge first with irradiation poly- Ethene coats the Conductive Core, then carries out electron beam irradiation to the irradiation bridge formation polyethylene, obtains insulating barrier;S102: Braid shielded is carried out to the insulating barrier, and bag hot-melt polyester band is indulged under braiding layer, the heat is then heated by preheating machine Molten polyester belt, obtains screen layer;S103:In the screen layer outer cladding polyvinyl chloride protective layer.
The present invention under mesh grid by indulging bag hot-melt polyester band, in crust operation by preheating machine to hot-melt polyester band Heated, make its adhesion on insulator, so, even if the mesh grid of outer conductor layer is stripped, hot-melt polyester band Be not in the phenomenon that cracking tilts, do not interfere with follow-up processing operation.
Further, the heating-up temperature is 120 DEG C~130 DEG C.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description Obtain substantially, or recognized by the practice of the present invention.
Embodiment
Embodiments of the invention are described below in detail, the embodiment is exemplary, it is intended to for explaining the present invention, and It is not considered as limiting the invention.
Embodiment 1
Embodiment 1 proposes a kind of hot-melt polyester band communication cable, and from-inner-to-outer includes successively:Copper Conductive Core;Insulation Layer, the material of the insulating barrier is irradiation bridge formation polyethylene;Screen layer, the material of the screen layer is hot-melt polyester band;Protection Layer, the material of the protective layer is polyvinyl chloride.
Wherein, a diameter of 26 μm of the Conductive Core;The thickness of the insulating barrier is 65 μm;The thickness of the screen layer For 15 μm;The thickness of the protective layer is 45 μm.
Preparation method of the hot-melt polyester of embodiment 1 with communication cable, comprises the following steps:
(1) Conductive Core is coated with irradiation bridge formation polyethylene first, then the irradiation bridge formation polyethylene is carried out Electron beam irradiation, obtain insulating barrier.
(2) braid shielded is carried out to the insulating barrier, and bag hot-melt polyester band is indulged under braiding layer, then passes through preheating machine The hot-melt polyester band is heated, heating-up temperature is 120 DEG C, obtains screen layer.
(3) in the screen layer outer cladding polyvinyl chloride protective layer.
Embodiment 2
Embodiment 2 proposes a kind of hot-melt polyester band communication cable, and from-inner-to-outer includes successively:Copper Conductive Core;Insulation Layer, the material of the insulating barrier is irradiation bridge formation polyethylene;Screen layer, the material of the screen layer is hot-melt polyester band;Protection Layer, the material of the protective layer is polyvinyl chloride.
Wherein, a diameter of 10 μm of the Conductive Core;The thickness of the insulating barrier is 70 μm;The thickness of the screen layer For 10 μm;The thickness of the protective layer is 80 μm.
Preparation method of the hot-melt polyester of embodiment 2 with communication cable, comprises the following steps:
(1) Conductive Core is coated with irradiation bridge formation polyethylene first, then the irradiation bridge formation polyethylene is carried out Electron beam irradiation, obtain insulating barrier.
(2) braid shielded is carried out to the insulating barrier, and bag hot-melt polyester band is indulged under braiding layer, then passes through preheating machine The hot-melt polyester band is heated, heating-up temperature is 130 DEG C, obtains screen layer.
(3) in the screen layer outer cladding polyvinyl chloride protective layer.
Embodiment 3
Embodiment 3 proposes a kind of hot-melt polyester band communication cable, and from-inner-to-outer includes successively:Aluminium Conductive Core;Insulation Layer, the material of the insulating barrier is irradiation bridge formation polyethylene;Screen layer, the material of the screen layer is hot-melt polyester band;Protection Layer, the material of the protective layer is polyvinyl chloride.
Wherein, a diameter of 30 μm of the Conductive Core;The thickness of the insulating barrier is 10 μm;The thickness of the screen layer For 40 μm;The thickness of the protective layer is 42 μm.
Preparation method of the hot-melt polyester of embodiment 3 with communication cable, comprises the following steps:
(1) Conductive Core is coated with irradiation bridge formation polyethylene first, then the irradiation bridge formation polyethylene is carried out Electron beam irradiation, obtain insulating barrier.
(2) braid shielded is carried out to the insulating barrier, and bag hot-melt polyester band is indulged under braiding layer, then passes through preheating machine The hot-melt polyester band is heated, heating-up temperature is 125 DEG C, obtains screen layer.
(3) in the screen layer outer cladding polyvinyl chloride protective layer.
Comparative example 1
Comparative example 1 proposes a kind of hot-melt polyester band communication cable, and from-inner-to-outer includes successively:Copper Conductive Core;Insulation Layer, the material of the insulating barrier is irradiation bridge formation polyethylene;Screen layer, the material of the screen layer is hot-melt polyester band;Protection Layer, the material of the protective layer is polyvinyl chloride.
Wherein, a diameter of 10 μm of the Conductive Core;The thickness of the insulating barrier is 30 μm;The thickness of the screen layer For 20 μm;The thickness of the protective layer is 80 μm.
Preparation method of the hot-melt polyester of comparative example 1 with communication cable, comprises the following steps:
(1) Conductive Core is coated with irradiation bridge formation polyethylene first, then the irradiation bridge formation polyethylene is carried out Electron beam irradiation, obtain insulating barrier.
(2) braid shielded is carried out to the insulating barrier, and bag hot-melt polyester band is indulged under braiding layer, obtains screen layer.
(3) in the screen layer outer cladding polyvinyl chloride protective layer.
Compare performance of the hot-melt polyester with communication cable that each embodiment obtains with comparative example, the results are shown in Table 1.
Table 1:The hot-melt polyester band communication cable performance of each embodiment and comparative example
Embodiment 1 Embodiment 2 Embodiment 3 Comparative example 1
Intensity 16.7 18.4 15.3 10.2
Elongation % 272 282 239 201
Hardness 90 97 92 82
Oxygen index (OI) 58 62 50 41
Smoke density (nonflame) 202 195 210 304
Smoke density (has flame) 104 92 112 174
As it can be seen from table 1 relative to comparative example 1, the hot-melt polyester band communication cable of various embodiments of the present invention, its is strong The performances such as degree, elongation, hardness are more preferable, by indulging bag hot-melt polyester band under mesh grid, pass through preheating machine in crust operation Hot-melt polyester band is heated, makes its adhesion on insulator, so, even if the mesh grid of outer conductor layer is stripped, Hot-melt polyester band is also not in the phenomenon that cracking tilts, and does not interfere with follow-up processing operation.
The hot-melt polyester band communication cable of the present invention, in addition to good shielding and transmission performance, also with excellent The performance such as good high temperature resistant, corrosion-resistant, resistance to greasy dirt, vibration resistance, rub resistance, cold-resistant, fire-retardant, also has preferable mechanicalness in addition There can be good commercial promise with stable chemical property.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changed, replacing and modification.

Claims (5)

1. a kind of hot-melt polyester band communication cable, it is characterised in that from-inner-to-outer includes successively:
Conductive Core;
Insulating barrier, the material of the insulating barrier is irradiation bridge formation polyethylene;
Screen layer, the material of the screen layer is hot-melt polyester band;
Protective layer, the material of the protective layer is polyvinyl chloride.
2. hot-melt polyester band communication cable according to claim 1, it is characterised in that the Conductive Core is copper or aluminium.
3. hot-melt polyester band communication cable according to claim 1, it is characterised in that a diameter of the 10 of the Conductive Core μm~30 μm;The thickness of the insulating barrier is 10 μm~70 μm;The thickness of the screen layer is 10 μm~40 μm;The protective layer Thickness be 40 μm~80 μm.
4. preparation method of the hot-melt polyester with communication cable described in claim any one of 1-3, it is characterised in that including as follows Step:
S101:The Conductive Core is coated with irradiation bridge formation polyethylene first, electricity then is carried out to the irradiation bridge formation polyethylene Sub-line is irradiated, and obtains insulating barrier;
S102:Braid shielded is carried out to the insulating barrier, and bag hot-melt polyester band is indulged under braiding layer, is then added by preheating machine The heat hot-melt polyester band, obtains screen layer;
S103:In the screen layer outer cladding polyvinyl chloride protective layer.
5. preparation method of the hot-melt polyester according to claim 4 with communication cable, it is characterised in that the heating-up temperature For 120 DEG C~130 DEG C.
CN201710601427.0A 2017-07-21 2017-07-21 Hot-melt polyester band communication cable and preparation method thereof Pending CN107492414A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710601427.0A CN107492414A (en) 2017-07-21 2017-07-21 Hot-melt polyester band communication cable and preparation method thereof

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Application Number Priority Date Filing Date Title
CN201710601427.0A CN107492414A (en) 2017-07-21 2017-07-21 Hot-melt polyester band communication cable and preparation method thereof

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CN107492414A true CN107492414A (en) 2017-12-19

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201522882U (en) * 2009-09-27 2010-07-07 天津六○九电缆有限公司 Cable for sensor
CN103871642A (en) * 2014-03-13 2014-06-18 苏州科茂电子材料科技有限公司 High-performance ultra-fine coaxial cable
CN204271226U (en) * 2014-12-09 2015-04-15 天津米克威科技有限公司 The high shielding properties coaxial cable of a kind of low decay of low cost
CN204367518U (en) * 2014-12-18 2015-06-03 杭州临安天宏电讯材料有限公司 A kind of hot-melt polyester band
CN204884689U (en) * 2015-08-19 2015-12-16 马鞍山市盛力锁业科技有限公司 Drain wire for communication cable
CN206075946U (en) * 2016-08-09 2017-04-05 天津安讯通电缆有限公司 A kind of super soft high-speed data transmission cable

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201522882U (en) * 2009-09-27 2010-07-07 天津六○九电缆有限公司 Cable for sensor
CN103871642A (en) * 2014-03-13 2014-06-18 苏州科茂电子材料科技有限公司 High-performance ultra-fine coaxial cable
CN204271226U (en) * 2014-12-09 2015-04-15 天津米克威科技有限公司 The high shielding properties coaxial cable of a kind of low decay of low cost
CN204367518U (en) * 2014-12-18 2015-06-03 杭州临安天宏电讯材料有限公司 A kind of hot-melt polyester band
CN204884689U (en) * 2015-08-19 2015-12-16 马鞍山市盛力锁业科技有限公司 Drain wire for communication cable
CN206075946U (en) * 2016-08-09 2017-04-05 天津安讯通电缆有限公司 A kind of super soft high-speed data transmission cable

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Application publication date: 20171219

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