CN106433089A - Weather-proof communication cable - Google Patents
Weather-proof communication cable Download PDFInfo
- Publication number
- CN106433089A CN106433089A CN201610536528.XA CN201610536528A CN106433089A CN 106433089 A CN106433089 A CN 106433089A CN 201610536528 A CN201610536528 A CN 201610536528A CN 106433089 A CN106433089 A CN 106433089A
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- CN
- China
- Prior art keywords
- parts
- polyethylene
- layer
- communication cable
- restrictive coating
- 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.)
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Classifications
-
- 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
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- 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
- H01B11/02—Cables with twisted pairs or quads
-
- 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
- H01B7/17—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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- 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
-
- 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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Abstract
The invention discloses a weather-proof communication cable. A first sheath layer of the weather-proof communication cable comprises a polyvinyl chloride layer positioned at an inner side and a thermoplastic polyurethane layer positioned at an outer side, and a first polyethylene rope and a second polyethylene rope are positioned in a bar-shaped connecting portion and are respectively positioned at two sides of a V-shaped groove; a plurality of air holes are circumferentially distributed in the polyethylene layer; and the thermoplastic polyurethane layer comprises thermoplastic polyurethane elastomer, low density polyethylene, ethylene-vinyl acetate, an ethylene-butylene copolymer, silica, a butyronityile compound, chlorinated polyethylene, zinc stannate, magnesium hydroxide, a composite molybdenum smoke inhibitor, montmorillonite, a calcium and zinc composite stabilizer, di(3,5-tert-butyl-4-hydroxyphenyl)thioether and zinc stearate. The weather-proof communication cable has the advantages of high insulation, good corrosion resistance, no separation or layering of the sheath layer, improved reliability and prolonged life.
Description
Technical field
The present invention relates to a kind of communication cable, more particularly, to a kind of weatherability communication cable.
Background technology
Existing communication data cable jacket insulation poor performance, easily aging, mechanical performance environmental resistance is poor.Mainly deposit
In following technical problem：（1）When requiring to improve the many indexes such as insulating properties, against weather and fire resistance simultaneously it is difficult to
Take into account simultaneously, often lead to wherein part index number and decline or difficult raising；（2）, when under tension is torn, stress point is all for cable
Can concentrate, cable is easy for being separated, the cable core of destructible cable；（3）Heat endurance and radiotolerant characteristic are poor, insulation
Performance, surface abrasion resistance and case hardness, also to be improved.How to solve above-mentioned technical problem and become those skilled in the art to exert
The direction of power.
Content of the invention
The present invention provides a kind of weatherability communication cable, and this weatherability communication cable improves against weather and anti-flammability
Can, it also avoid simultaneously due to materials variances larger, the lamination that leads to, improve polyvinyl chloride layer, thermoplastic poly ammonia
Ester layer contact surface compatibility and firmness, improve reliability and the service life of properties of product.
For reaching above-mentioned purpose, the technical solution used in the present invention is：A kind of weatherability communication cable, including steel wire and 4
Root is coated with the heart yearn of polyethylene layer, and this heart yearn is by the polyethylene strip positioned at center and stranded in polyethylene strip outer surface 6
Copper conductor forms；
First restrictive coating is coated on 2 described outer surface of copper conductors, and the second restrictive coating is coated on steel wire outer surface；One bar shaped connects
Portion is located between the first restrictive coating and the second restrictive coating, and this bar shaped connecting portion arranged on left and right sides is equipped with v-depression；Described first
Restrictive coating by the polyvinyl chloride layer positioned at inner side and is located at the thermoplastic urethane layers in outside and forms, the first polyethylene rope, second
Polyethylene rope is located at bar shaped connecting portion inside and is located at v-depression both sides respectively；If circumferentially distributed in described polyethylene layer have
Dry pore；
Described thermoplastic urethane layers are composed of the following components：100 parts of thermoplastic poly ammonia phenol elastomer, melt index are 1 ~ 8g/
11 parts of the low density polyethylene (LDPE) of 10min, 15 parts of ethylene ethyl acrylate, 6 parts of ethylene-butylene copolymer, 4.2 parts of silica, fourth
18 parts of nitrile compound, 5 parts of haloflex, 6 parts of zinc stannate, 12 parts of magnesium hydroxide, compound 2 parts of molybdenum smoke suppressant, montmorillonite 4.5
Part, 1 part of calcium-zinc composite stabilizing agent, double（3,5- three-level butyl -4- hydroxy phenyls）3 parts of thioether, 4 parts of zinc stearate.
In technique scheme, further improved technology scheme is as follows：
1. in such scheme, if the surface that described polyvinyl chloride layer is contacted with thermoplastic urethane layers has been uniformly distributed circumferentially
Dry projection.
2., in such scheme, the surface that described polyvinyl chloride layer is contacted with thermoplastic urethane layers is uniformly distributed circumferentially
There are several projections.
Because technique scheme is used, the present invention compared with prior art has following advantages：
1. weatherability communication cable of the present invention, described first restrictive coating by the polyvinyl chloride layer positioned at inner side and is located at outside
Thermoplastic urethane layers form, and thermoplastic urethane layers include thermoplastic poly ammonia phenol elastomer, and the melt index of collocation is 1 ~ 8g/
The low density polyethylene (LDPE) of 10min, ethylene ethyl acrylate, calcium-zinc composite stabilizing agent, double（3,5- three-level butyl -4- hydroxy phenyls）
Thioether, zinc stearate, ethylene-butylene copolymer, silica, haloflex so that the first restrictive coating combine respective excellent
Point, improves against weather and fire resistance, it also avoid simultaneously due to materials variances larger, the lamination that leads to, change
Be apt to polyvinyl chloride layer, thermoplastic urethane layers contact surface compatibility and firmness, improve properties of product reliability and
Service life；Secondly, which raises the first restrictive coating thermal stability result, radiotolerant characteristic, improve simultaneously insulating properties,
Surface abrasion resistance and case hardness, surface cloudy surface matte effect shrinkage factor that is excellent and reducing material.
2. weatherability communication cable of the present invention, is located at the thermoplastic poly of polyvinyl chloride layer outer surface in its first restrictive coating
Urethane layer contains zinc stannate, magnesium hydroxide, compound molybdenum smoke suppressant further, and montmorillonite is simultaneously acted synergistically with other components, butyronitrile
Compound, improves greatly Flame Retardancy energy, and the oxygen index (OI) representing anti-flammability is high, and it is good that material is had in burning
Good one-tenth charcoal effect, defines stable hollow and is combined carbon structure, prevent second-time burning and the flame propagation of material.
3. weatherability communication cable of the present invention, its heart yearn by the polyethylene strip positioned at center and stranded outside polyethylene strip
6 copper conductor compositions on surface are on the basis of ensureing self-supporting cable tensile strength, each in the middle both sides of neck by adopting
Increase by one V-type groove, the first polyethylene rope, the second polyethylene rope are located at bar shaped connecting portion inside and are located at v-depression respectively
Both sides, when under tension is torn, stress point all can concentrate on V-type groove part to cable, and cable is easy for being separated, and
The cable core of cable will not be destroyed；Secondly, described first restrictive coating is by the polyvinyl chloride layer positioned at inner side and the thermoplastic positioned at outside
Property layer of polyurethane composition, the surface that described polyvinyl chloride layer is contacted with thermoplastic urethane layers has been uniformly distributed circumferentially several
Projection, all has in external sheath layer containing several cavities, under a stretching force, had both achieved high insulation, and also achieved corrosion-resistant,
And restrictive coating does not separate or is layered, improve reliability and the life-span of product, also improve the transmission performance of cable, improve again
Pliability, prevents from being frequently bended and causes polyvinyl chloride layer, thermoplastic urethane layers cracking or be layered.
Brief description
Accompanying drawing 1 is weatherability communication cable structural representation of the present invention；
Accompanying drawing 2 is partial structural diagram in weatherability data flexible cable of the present invention；
Accompanying drawing 3 is the partial structural diagram of accompanying drawing 1.
In the figures above：1st, steel wire；2nd, heart yearn；21st, polyethylene layer；3rd, the first restrictive coating；31st, polyvinyl chloride layer；32nd, heat
Plastic polyurethane layer；4th, the second restrictive coating；5th, bar shaped connecting portion；6th, v-depression；7th, projection；81st, the first polyethylene rope；82nd,
Dimerized vinyl rope；9th, pore；10th, polyethylene strip；11st, copper conductor.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Embodiment：A kind of weatherability communication cable, is coated with the heart yearn 2 of polyethylene layer 21 including steel wire 1 and 4, this heart yearn 2 by
Polyethylene strip 10 positioned at center and stranded 6 copper conductors 11 in polyethylene strip 10 outer surface form；
First restrictive coating 3 is coated on 2 described copper conductor 2 outer surfaces, and the second restrictive coating 4 is coated on steel wire 1 outer surface；One bar shaped
Connecting portion 5 is located between the first restrictive coating 3 and the second restrictive coating 4, and this bar shaped connecting portion 5 arranged on left and right sides is equipped with v-depression 6；
Described first restrictive coating 3 forms by the polyvinyl chloride layer 31 positioned at inner side with positioned at the thermoplastic urethane layers 32 in outside, and first
Polyethylene rope 81, the second polyethylene rope 82 are located at bar shaped connecting portion 5 inside and are located at v-depression 6 both sides respectively；Described polyethylene
Circumferentially distributed in layer 21 have several pores 9.
It is convex that the surface that above-mentioned polyvinyl chloride layer 31 is contacted with thermoplastic urethane layers 32 has been uniformly distributed circumferentially several
Block 7；Projection 7 quantity on above-mentioned polyvinyl chloride layer 31 surface is 8
Above-mentioned thermoplastic urethane layers 32 are composed of the following components：100 parts of thermoplastic poly ammonia phenol elastomer, melt index be 1 ~
11 parts of the low density polyethylene (LDPE) of 8g/10min, 15 parts of ethylene ethyl acrylate, 6 parts of ethylene-butylene copolymer, silica 4.2
Part, 18 parts of butyronitrile compound, 5 parts of haloflex, 6 parts of zinc stannate, 12 parts of magnesium hydroxide, compound 2 parts of molybdenum smoke suppressant, montmorillonite
4.5 parts, 1 part of calcium-zinc composite stabilizing agent, double（3,5- three-level butyl -4- hydroxy phenyls）3 parts of thioether, 4 parts of zinc stearate.
In embodiment weatherability communication cable, the first restrictive coating performance is shown in Table 2：
Table 2
Above-described embodiment only technology design to illustrate the invention and feature, its object is to allow person skilled in the art's energy
Solution present disclosure much of that is simultaneously implemented according to this, can not be limited the scope of the invention with this.All spiritual according to the present invention
Equivalence changes or modification that essence is made, all should be included within the scope of the present invention.
Claims (3)
1. a kind of weatherability communication cable it is characterised in that：Including steel wire（1）It is coated with polyethylene layer with 4（21）Heart yearn
（2）, this heart yearn（2）By the polyethylene strip positioned at center（10）With stranded in polyethylene strip（10）6 copper conductors of outer surface
（11）Composition；
First restrictive coating（3）It is coated on 2 described copper conductors（2）Outer surface, the second restrictive coating（4）It is coated on steel wire（1）Appearance
Face；One bar shaped connecting portion（5）Positioned at the first restrictive coating（3）With the second restrictive coating（4）Between, this bar shaped connecting portion（5）Left and right two
Side is equipped with v-depression（6）；Described first restrictive coating（3）By the polyvinyl chloride layer positioned at inner side（31）With the heat positioned at outside
Plastic polyurethane layer（32）Composition, the first polyethylene rope（81）, the second polyethylene rope（82）Positioned at bar shaped connecting portion（5）Internal and
It is located at v-depression respectively（6）Both sides；Described polyethylene layer（21）Interior circumferentially distributed have several pores（9）；
Described thermoplastic urethane layers（32）Composed of the following components：100 parts of thermoplastic poly ammonia phenol elastomer, melt index be 1 ~
11 parts of the low density polyethylene (LDPE) of 8g/10min, 15 parts of ethylene ethyl acrylate, 6 parts of ethylene-butylene copolymer, silica 4.2
Part, 18 parts of butyronitrile compound, 5 parts of haloflex, 6 parts of zinc stannate, 12 parts of magnesium hydroxide, compound 2 parts of molybdenum smoke suppressant, montmorillonite
4.5 parts, 1 part of calcium-zinc composite stabilizing agent, double（3,5- three-level butyl -4- hydroxy phenyls）3 parts of thioether, 4 parts of zinc stearate.
2. weatherability communication cable according to claim 1 it is characterised in that：Described polyvinyl chloride layer（31）With thermoplasticity
Layer of polyurethane（32）The surface of contact has been uniformly distributed circumferentially several projections（7）.
3. weatherability communication cable according to claim 1 and 2 it is characterised in that：Described polyvinyl chloride layer（31）Surface
Projection（7）Quantity is 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610536528.XA CN106433089A (en) | 2014-10-28 | 2014-10-28 | Weather-proof communication cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610536528.XA CN106433089A (en) | 2014-10-28 | 2014-10-28 | Weather-proof communication cable |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410586392.4A Division CN104318987B (en) | 2014-10-28 | 2014-10-28 | Weather-resistant flexible data cable for communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106433089A true CN106433089A (en) | 2017-02-22 |
Family
ID=58183862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610536528.XA Pending CN106433089A (en) | 2014-10-28 | 2014-10-28 | Weather-proof communication cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106433089A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201298376Y (en) * | 2008-11-14 | 2009-08-26 | 佛山市南海讯联信息有限公司 | A self-bearing easily tearing broadband telephone line |
| CN101613504A (en) * | 2009-07-24 | 2009-12-30 | 青岛中阳消防科技有限公司 | A kind of material and preparation method with temperature sensing cable material of CRT characteristic |
| CN203826037U (en) * | 2014-05-15 | 2014-09-10 | 乐清市威尔龙高温线缆有限公司 | Outdoor cable |
| CN203839123U (en) * | 2014-03-24 | 2014-09-17 | 江苏亨通线缆科技有限公司 | Non-strain data transmission cable used for local area network |
-
2014
- 2014-10-28 CN CN201610536528.XA patent/CN106433089A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201298376Y (en) * | 2008-11-14 | 2009-08-26 | 佛山市南海讯联信息有限公司 | A self-bearing easily tearing broadband telephone line |
| CN101613504A (en) * | 2009-07-24 | 2009-12-30 | 青岛中阳消防科技有限公司 | A kind of material and preparation method with temperature sensing cable material of CRT characteristic |
| CN203839123U (en) * | 2014-03-24 | 2014-09-17 | 江苏亨通线缆科技有限公司 | Non-strain data transmission cable used for local area network |
| CN203826037U (en) * | 2014-05-15 | 2014-09-10 | 乐清市威尔龙高温线缆有限公司 | Outdoor cable |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |
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| RJ01 | Rejection of invention patent application after publication |