CN107936515A - A kind of tension makrolon cable - Google Patents
A kind of tension makrolon cable Download PDFInfo
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- CN107936515A CN107936515A CN201711047518.0A CN201711047518A CN107936515A CN 107936515 A CN107936515 A CN 107936515A CN 201711047518 A CN201711047518 A CN 201711047518A CN 107936515 A CN107936515 A CN 107936515A
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- makrolon
- cable
- basalt fibre
- polymerization
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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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
-
- 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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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Insulated Conductors (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of tension makrolon cable, including：An at least conductor thread core, the insulating layer being paperwrapped in outside the conductor thread core, the shielded layer being paperwrapped in outside the insulating layer, cladding are around in the restrictive coating outside the shielded layer；The restrictive coating includes inner sheath, liner layer, armor and serving；The inner sheath and serving are prepared using modified polycarbonate material；The modified polycarbonate material is prepared including following parts by weight raw material：10 15 parts of basalt fibre, 8 12 parts of modifying agent, 10 15 parts of polyphenylene oxide, 35 45 parts of makrolon, 0.3 0.8 parts of coupling agent, 0.1 0.3 parts of crosslinking agent；The cable improves the pull resistance of makrolon cable, makes makrolon cable better adaptability, application range bigger using modified polycarbonate material by modification, with excellent pull resistance as the serving in the coat layer of power cable.
Description
Technical field
The present invention relates to field of cables, and in particular to a kind of tension makrolon cable.
Background technology
Cable is to be fabricated to conductor thread core by twisted with one or more conducting wire, then corresponding insulation is imposed on conductor
Layer, the conducting wire that outside is wrapped sealing sheath and formed, is mainly made of core, insulating layer, shielded layer and restrictive coating.Cable has
Take ground and space is few；Power supply safety is reliable, and electric shock possibility is small；Be conducive to improve the power factor of electric system；Operation,
Maintenance work is simple and convenient；Be conducive to beautifying city, there is many advantages, such as confidentiality, in being widely used in living and producing
Every field.The restrictive coating performance of cable is one of principal element for determining cable use environment, meanwhile, cable uses ring
Border also determines the performance requirement of cable cover(ing) layer material.
Makrolon is the high molecular polymer containing carbonate group in strand, has high intensity and coefficient of elasticity, height
The advantages that impact strength, use temperature range are wide, shaping shrinkage rate is low, dimensional stability is good, weatherability is good, good electrical property,
It is widely used in electronics, automobile, machinery and chemical field.In field of cables, makrolon is also that cable is more common
One of material.Although makrolon material has preferable tensile strength in itself, constantly increase with the scope of cable application
Adding, the span of cable laying is also continuously improved, thus, the tensile property requirement to cable is also higher and higher, therefore, in order to adapt to
The development and application of makrolon cable, the pull resistance of makrolon cable need to be further improved.
The content of the invention
A kind of the defects of it is an object of the invention to overcome existing makrolon cable pull resistance insufficient, there is provided poly- carbon of tension
Acid esters cable；The present invention has the modified polycarbonate material of excellent pull resistance as cable cover(ing) by by modification
Serving in layer, improves the pull resistance of makrolon cable, makes makrolon cable better adaptability, application range is more
Greatly.
In order to realize foregoing invention purpose, the present invention provides a kind of tension makrolon cable, including：At least one is led
Body core, the insulating layer being paperwrapped in outside the conductor thread core, the shielded layer being paperwrapped in outside the insulating layer, cladding are around in the screen
Cover the restrictive coating outside layer；The restrictive coating includes inner sheath, liner layer, armor and serving；The serving, which uses, to be changed
Property makrolon material is prepared；The modified polycarbonate material is prepared including following parts by weight raw material：10-
15 parts of basalt fibre, 8-12 parts of modifying agent, 10-15 parts of polyphenylene oxide, 35-45 parts of makrolon, 0.3-0.8 parts
Coupling agent, 0.1-0.3 parts of crosslinking agent；The mixture that the modifying agent forms for ethyl acetate with polyacrylic acid；Described
The polyphenylene oxide degree of polymerization is 300-500；The polycarbonate polymerization degree is 1800-2600；The coupling agent is metering system
Acryloxypropylethoxysilane trimethoxysilane coupling agent；The crosslinking agent is -2,5 di-t-butyl hexane peroxide of 2,5- dimethyl.
A kind of tension makrolon cable of the present invention, using the modified polycarbonate material with excellent pull resistance and processability
Material be used as the serving in the coat layer of power cable, not only make use of in modified polycarbonate material due to specific aim screen modifying agent,
Coupling agent and crosslinking agent collaboration basalt fibre just assign the more preferable pull resistance of makrolon to improve the pull resistance of cable, also
Make use of in modified polycarbonate material by controlling the degree of polymerization of makrolon to make what is had between pull resistance and processability
Optimum balance relation, so as to get makrolon cable while with excellent pull resistance, processability is not subject to serious
Influence, a large amount of productions to makrolon tensile cable have positive effect.
A kind of above-mentioned tension makrolon cable, wherein, a diameter of 0.01-0.5 μm of the basalt fibre, length is
10-100μm；Basalt fibre diameter and length are smaller, and dispersiveness is poorer, and the humidification of makrolon tensile strength is dropped
Low, basalt fibre diameter and length are bigger, and compatibility is poorer in makrolon phase, interfacial separation easily occurs, influence to gather
The tensile strength of carbonate material；Preferably, a diameter of 0.05-0.2 μm of the basalt fibre, length are 30-80 μm；Most
Preferably, a diameter of 0.1 μm of the basalt fibre, length are 50 μm；By preferred, basalt fibre is to the poly- carbonic acid of modification
The tension enhancing effect of ester material is best.
A kind of above-mentioned tension makrolon cable, wherein, the modifying agent is ethyl acetate and polyacrylic acid composition
Mixture；The modifying agent can improve the compatibility of basalt fibre and makrolon, increase Tensile strength；It is preferred that
, the ratio between amount of material of ethyl acetate and polyacrylic acid is 1 ︰ 2 in the modifying agent.
A kind of above-mentioned tension makrolon cable, wherein, the degree of polymerization of makrolon is bigger, and pull resistance is poorer after crosslinking,
Processability is better, and the polymer of makrolon is smaller, then pull resistance is better after being crosslinked, and processability is poorer, and therefore, selection is rational
Polycarbonate polymerization degree, is the important means for balancing pull resistance and processability.Preferably, the degree of polymerization of the polyphenylene oxide is
380-420；Optimal, the degree of polymerization of the polyphenylene oxide is 400.Preferably, the degree of polymerization of the makrolon is 2000-
2400；Most preferably, the degree of polymerization of the makrolon is 2200；By preferred, obtained modified polycarbonate material was both
With excellent pull resistance, it may have preferable processability, the performance of makrolon cable are also more preferable.
Wherein, the coupling agent is methacryloxypropyl trimethoxy silane coupling agent；Methacryloxypropyl
Base propyl trimethoxy silicane coupling agent can increase the compatibility between basalt fibre and makrolon material, improve modified poly-
The performance of carbonate material, so as to improve the performance of makrolon cable.
Wherein, the crosslinking agent is 2,5- dimethyl -2,5 di-t-butyl hexane peroxides；The crosslinking agent can not only incite somebody to action
The makrolon of two kinds of different polymerization degrees is suitably crosslinked, and is improved the pull resistance of modified polycarbonate material, can be improved and basalt
The compatibility of fiber, increase basalt fibre form synergistic function to the modifying function of makrolon with basalt fibre.
Wherein, the raw material of modified polycarbonate material further include dispersant, plasticizer, antistatic additive, coloring agent, blast
One or more in agent；Above-mentioned auxiliary agent can improve the processability of modified polycarbonate material, increase the effect such as its feature,
So as to improve the performance of makrolon cable.
Wherein, the preparation method of the modified polycarbonate material, comprises the following steps：
（1）Basalt fibre is handled with coupling agent；
（2）Basalt fibre Jing Guo coupling agent treatment is subjected to cladding processing and drying with modifying agent；
（3）Dried basalt fibre and polyphenylene oxide, makrolon, crosslinking agent are squeezed with extruder after mixing
Go out, obtain modified polycarbonate material.
A kind of above-mentioned tension makrolon cable, wherein, the conductor thread core is led by what conductive material was prepared
Line；Preferably, the conductor material is one kind in copper, aluminium and its alloy.
Wherein, the shielded layer is made of shielding material；Preferably, the shielding material is composite shielding material.
Wherein, the insulating layer is formed using High Performance Insulation material；Preferably, the insulating materials is compound exhausted
Edge material.
Compared with prior art, beneficial effects of the present invention：
1st, modifying agent, coupling agent and the crosslinking that specific aim is screened in the modified polycarbonate material that cable serving of the present invention uses
Agent species can be formed with basalt fibre and acted synergistically, and improved the compatibility between basalt fibre and makrolon, made modification
The pull resistance of makrolon material is more preferable, so that the pull resistance of makrolon cable is also more preferable.
2nd, the modified polycarbonate material that cable serving of the present invention uses is by controlling the degree of polymerization of makrolon to make to resist
Draw property and processability between be provided with optimum balance relation, so as to get makrolon cable with the same of excellent pull resistance
When, processability, which does not have, to be severely impacted, has positive effect to largely producing for makrolon tensile cable.
Embodiment
With reference to test example and embodiment, the present invention is described in further detail.But this should not be understood
Following embodiment is only limitted to for the scope of the above-mentioned theme of the present invention, it is all that this is belonged to based on the technology that present invention is realized
The scope of invention.
Embodiment 1
A kind of tension makrolon cable, is followed successively by from inside to outside：
Conductor thread core：Copper conductor；
Insulating layer：Polyvinyl resin composite insulating material；
Shielded layer：Carbon fiber-polyvinyl chloride composite shielding material；
Restrictive coating：It is divided into inner sheath, liner layer, armor and serving；Wherein, serving is prepared by the following method to obtain：
（1）By a diameter of 0.1 μm of 12 parts, basalt fibre 3 parts of the ethyl acetate and 6 parts of polypropylene that length is 50 μm
Acid is modified after processing and dry；
（2）Basalt fibre Jing Guo modification is coupled with 0.5 part of methacryloxypropyl trimethoxy silane
Agent carries out coupling processing；
（3）By polyphenylene oxide that the basalt fibre after coupling and 12 parts of the degree of polymerization are 400,45 parts of the degree of polymerization be 2200 it is poly-
Carbonic ester, 0.2 part of 2,5- dimethyl -2,5 di-t-butyl hexane peroxides are extruded with extruder after mixing, are obtained
Modified polycarbonate material；
（4）Wrapped to form cable serving with modified polycarbonate material.
Embodiment 2
A kind of tension makrolon cable, is followed successively by from inside to outside：
Conductor thread core：Copper aluminum alloy wire；
Insulating layer：Polyvinyl resin composite insulating material；
Shielded layer：Carbon fiber-makrolon composite shielding material；
Restrictive coating：It is divided into inner sheath, liner layer, armor and serving；Wherein, serving is prepared by the following method to obtain：
（1）By a diameter of 0.5 μm of 10 parts, basalt fibre 4 parts of the ethyl acetate and poly- the third of 8 parts that length is 100 μm
Olefin(e) acid is modified after processing and dry；
（2）Basalt fibre Jing Guo modification is coupled with 0.3 part of methacryloxypropyl trimethoxy silane
Agent carries out coupling processing；
（3）By polyphenylene oxide that the basalt fibre after coupling and 15 parts of the degree of polymerization are 300,45 parts of the degree of polymerization be 2600 it is poly-
Carbonic ester, 0.1 part of 2,5- dimethyl -2,5 di-t-butyl hexane peroxides are extruded with extruder after mixing, are obtained
Modified polycarbonate material；
（4）Wrapped to form cable serving with modified polycarbonate material.
Embodiment 3
A kind of tension makrolon cable, is followed successively by from inside to outside：
Conductor thread core：Aluminum conductor；
Insulating layer：Polyvinyl resin composite insulating material；
Sealant：Silicon rubber；
Shielded layer：Carbon fiber-makrolon composite shielding material；
Restrictive coating：It is divided into inner sheath, liner layer, armor and serving；Wherein, serving is prepared by the following method to obtain：
（1）By a diameter of 0.01 μm of 15 parts, basalt fibre 4 parts of the ethyl acetate and poly- the third of 4 parts that length is 10 μm
Olefin(e) acid is modified after processing and dry；
（2）Basalt fibre Jing Guo modification is coupled with 0.8 part of methacryloxypropyl trimethoxy silane
Agent carries out coupling processing；
（3）By polyphenylene oxide that the basalt fibre after coupling and 10 parts of the degree of polymerization are 500,35 parts of the degree of polymerization be 1800 it is poly-
Carbonic ester, 0.3 part of 2,5- dimethyl -2,5 di-t-butyl hexane peroxides are extruded with extruder after mixing, are obtained
Modified polycarbonate material；
（4）Wrapped to form cable serving with modified polycarbonate material.
Comparative example 1
A kind of cable, is followed successively by from inside to outside：
Conductor thread core：Copper conductor；
Insulating layer：Polyvinyl resin composite insulating material；
Shielded layer：Carbon fiber-polyvinyl chloride composite shielding material；
Restrictive coating：It is divided into inner sheath, liner layer, armor and serving；Wherein, inner sheath and serving are made by the following method
It is standby to obtain：
（1）By 0.5 part a diameter of 0.1 μm of 12 parts, basalt fibre that length is 50 μm of methacryloxypropyl
Trimethoxysilane coupling agent carries out coupling processing；
（2）By polyphenylene oxide that the basalt fibre after coupling and 12 parts of the degree of polymerization are 400,45 parts of the degree of polymerization be 2200 it is poly-
Carbonic ester, 0.2 part of 2,5- dimethyl -2,5 di-t-butyl hexane peroxides are extruded with extruder after mixing, are obtained
Modified polycarbonate material；
（3）Wrapped to form cable serving with modified polycarbonate material.
Comparative example 2
A kind of cable, is followed successively by from inside to outside：
Conductor thread core：Copper conductor；
Insulating layer：Polyvinyl resin composite insulating material；
Shielded layer：Carbon fiber-polyvinyl chloride composite shielding material；
Restrictive coating：It is divided into inner sheath, liner layer, armor and serving；Wherein, serving is prepared by the following method to obtain：
（1）By a diameter of 0.1 μm of 12 parts, basalt fibre 3 parts of the ethyl acetate and 6 parts of polypropylene that length is 50 μm
Acid is modified after processing and dry；
（2）Basalt fibre Jing Guo modification is coupled with 0.5 part of methacryloxypropyl trimethoxy silane
Agent carries out coupling processing；
（3）By polyphenylene oxide that the basalt fibre after coupling and 12 parts of the degree of polymerization are 280,45 parts of the degree of polymerization be 1600 it is poly-
Carbonic ester, 0.2 part of 2,5- dimethyl -2,5 di-t-butyl hexane peroxides are extruded with extruder after mixing, are obtained
Modified polycarbonate material；
（4）Wrapped to form cable serving with modified polycarbonate material.
Comparative example 3
A kind of cable, is followed successively by from inside to outside：
Conductor thread core：Copper conductor；
Insulating layer：Polyvinyl resin composite insulating material；
Shielded layer：Carbon fiber-polyvinyl chloride composite shielding material；
Restrictive coating：It is divided into inner sheath, liner layer, armor and serving；Wherein, inner sheath and serving pass through method system
It is standby to obtain：
（1）By a diameter of 0.1 μm of 12 parts, basalt fibre 3 parts of the ethyl acetate and 6 parts of polypropylene that length is 50 μm
Acid is modified after processing and dry；
（2）Basalt fibre Jing Guo modification is coupled with 0.5 part of methacryloxypropyl trimethoxy silane
Agent carries out coupling processing；
（3）By polyphenylene oxide that the basalt fibre after coupling and 12 parts of the degree of polymerization are 520,45 parts of the degree of polymerization be 2800 it is poly-
Carbonic ester, 0.2 part of 2,5- dimethyl -2,5 di-t-butyl hexane peroxides are extruded with extruder after mixing, are obtained
Modified polycarbonate material；
（4）Wrapped to form cable serving with modified polycarbonate material.
Comparative example 4
A kind of cable, is followed successively by from inside to outside：
Conductor thread core：Copper conductor；
Insulating layer：Polyvinyl resin composite insulating material；
Shielded layer：Carbon fiber-polyvinyl chloride composite shielding material；
Restrictive coating：It is divided into inner sheath, liner layer, armor and serving；Wherein, inner sheath and serving pass through method system
It is standby to obtain：
（1）By a diameter of 0.1 μm of 12 parts, basalt fibre 3 parts of the ethyl acetate and 6 parts of polypropylene that length is 50 μm
Acid is modified after processing and dry；
（2）Basalt fibre Jing Guo modification is coupled with 0.5 part of methacryloxypropyl trimethoxy silane
Agent carries out coupling processing；
（3）By polyphenylene oxide that the basalt fibre after coupling and 12 parts of the degree of polymerization are 400,45 parts of the degree of polymerization be 2200 it is poly-
Extruded after carbonic ester, 0.2 part of benzoyl peroxide silane mixture are uniform with extruder, obtain modified polycarbonate material
Material；
（4）Wrapped to form cable serving with modified polycarbonate material.
By the cable in above-described embodiment 1-3 and comparative example 1-4, performance detection is carried out, record result is as follows：
| Performance | Tensile strength（N/mm2） | Extensibility（%） | Processability |
| Embodiment 1 | 72.3 | 15.5 | +++ |
| Embodiment 2 | 71.8 | 16.3 | +++ |
| Embodiment 3 | 71.9 | 13.8 | +++ |
| Comparative example 1 | 65.2 | 13.4 | ++ |
| Comparative example 2 | 72.2 | 7.6 | + |
| Comparative example 3 | 63.5 | 19.8 | ++++ |
| Comparative example 4 | 64.8 | 13.7 | ++ |
Note："+" is more, represents that performance is better.
Tension makrolon cable of the present invention in embodiment 1-3, pull resistance is good to be understood to above-mentioned analysis of experimental results,
Processability is good；And the modified polycarbonate material used in comparative example 1 is not modified basalt fibre at place using modifying agent
Reason, compatibility poor of the basalt fibre in makrolon, the pull resistance humidification of modified polycarbonate material are reduced, added
Work is deteriorated, so as to cause cable processability to be deteriorated, pull resistance is deteriorated；Modified polycarbonate material polyphenylene oxide in comparative example 2
The degree of polymerization is too small, and the processability of modified polycarbonate material is deteriorated, and cable processability is deteriorated；Modified polycarbonate in comparative example 3
The degree of polymerization of materials polycarbonate is big, and modified polycarbonate material processability improves, but pull resistance significantly reduces, and causes
Cable pull resistance is deteriorated；Modified polycarbonate material changes crosslinking agent, the tension of modified polycarbonate material in comparative example 4
Property, processability reduce.
Claims (9)
1. a kind of tension makrolon cable, including：An at least conductor thread core, the insulation being paperwrapped in outside the conductor thread core
Layer, the shielded layer being paperwrapped in outside the insulating layer, cladding are around in the restrictive coating outside the shielded layer；The restrictive coating includes interior
Sheath, liner layer, armor and serving；It is characterized in that, the serving is prepared using modified polycarbonate material；
The modified polycarbonate material is prepared including following parts by weight raw material：10-15 parts of basalt fibre, 8-12 parts
Modifying agent, 10-15 parts of polyphenylene oxide, 35-45 parts of makrolon, 0.3-0.8 parts of coupling agent, 0.1-0.3 parts of crosslinking
Agent；The mixture that the modifying agent forms for ethyl acetate with polyacrylic acid；The polyphenylene oxide degree of polymerization is 300-500；
The polycarbonate polymerization degree is 1800-2600；The coupling agent is methacryloxypropyl trimethoxy silane
Coupling agent；The crosslinking agent is -2,5 di-t-butyl hexane peroxide of 2,5- dimethyl.
2. cable according to claim 1, it is characterised in that a diameter of 0.01-0.5 μm of the basalt fibre, it is long
Spend for 10-100 μm.
3. cable according to claim 3, it is characterised in that a diameter of 0.05-0.2 μm of the basalt fibre, it is long
Spend for 30-80 μm.
4. cable according to claim 1, it is characterised in that the thing of ethyl acetate and polyacrylic acid in the modifying agent
The ratio between amount of matter is 1 ︰ 2.
5. cable according to claim 1, it is characterised in that the degree of polymerization of the polyphenylene oxide is 380-420.
6. cable according to claim 5, it is characterised in that the degree of polymerization of the polyphenylene oxide is 400.
7. cable according to claim 1, it is characterised in that the degree of polymerization of the makrolon is 2000-2400.
8. cable according to claim 7, it is characterised in that the degree of polymerization of the makrolon is 2200.
9. cable according to claim 1, it is characterised in that the modified polycarbonate material passes through following steps system
It is standby to obtain：
（1）Basalt fibre is modified processing and drying with modifying agent；
（2）Basalt fibre Jing Guo modification is handled with coupling agent；
（3）By the basalt fibre Jing Guo coupling processing and polyphenylene oxide, makrolon, crosslinking agent after mixing with extruder into
Row extrusion, obtains modified polycarbonate material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711047518.0A CN107936515A (en) | 2017-10-31 | 2017-10-31 | A kind of tension makrolon cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711047518.0A CN107936515A (en) | 2017-10-31 | 2017-10-31 | A kind of tension makrolon cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107936515A true CN107936515A (en) | 2018-04-20 |
Family
ID=61935977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711047518.0A Withdrawn CN107936515A (en) | 2017-10-31 | 2017-10-31 | A kind of tension makrolon cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107936515A (en) |
-
2017
- 2017-10-31 CN CN201711047518.0A patent/CN107936515A/en not_active Withdrawn
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Application publication date: 20180420 |